diff options
57 files changed, 4249 insertions, 0 deletions
diff --git a/.gitignore b/.gitignore new file mode 100644 index 0000000..623226f --- /dev/null +++ b/.gitignore @@ -0,0 +1,13 @@ +*.d +*.o +*.iso +*.log +*.status +/sys/kern/ksyms.c +/Makefile +/cross +/configure +/stand +/base +/sys/include/machine +autom4te.cache diff --git a/Makefile.in b/Makefile.in new file mode 100644 index 0000000..0142b13 --- /dev/null +++ b/Makefile.in @@ -0,0 +1,102 @@ +.SILENT: +override PROMPT := printf "%s\t\t%s\n" + +############################### +# CFLAGS, QEMU flags + misc +############################### +override ARCH = @ARCH@ +override HYRA_VERSION = @PACKAGE_VERSION@ +override PROMPT := printf "%s\t\t%s\n" +override KERNEL_CFLAGS = @KERNEL_CFLAGS@ $(KERNEL_DEFINES) +override KERNEL_LDFLAGS = -nostdlib -znoexecstack -zmax-page-size=0x1000 -static -Tsys/arch/$(ARCH)/conf/link.ld +override QEMU_FLAGS = @QEMU_FLAGS@ +override KERNEL_DEFINES = $ -DHYRA_VERSION="\"$(HYRA_VERSION)\""\ + -DHYRA_BUILDDATE="\"@HYRA_BUILDDATE@\""\ + -DHYRA_ARCH="\"@ARCH@\"" $(shell cat sys/arch/$(ARCH)/conf/GENERIC | tools/kconf/kconf) + +###################### +# Binutils stuff +###################### +ifeq ($(ARCH), amd64) + override CC = $(shell pwd)/cross/bin/x86_64-hyra-gcc + override LD = $(shell pwd)/cross/bin/x86_64-hyra-ld +else + override CC = $(shell pwd)/cross/bin/$(ARCH)-hyra-gcc + override LD = $(shell pwd)/cross/bin/$(ARCH)-hyra-ld +endif + +########################## +# Architecture specifics +########################## +override ALL_ARCH_CFILES = find sys/ -name "*.c" | grep "sys/arch/$(ARCH).*" +override ALL_ARCH_ASM_FILES = find sys/ -name "*.S" | grep "sys/arch/$(ARCH).*" +override QEMU = @QEMU@ + +########################## +# General kernel sources +########################## +override KERNEL_CFILES = $(shell find sys/ -name "*.c" | grep -v "sys/arch/*" | grep -v sys/kern/ksyms.c) $(shell $(ALL_ARCH_CFILES)) +override KERNEL_ASMFILES = $(shell find sys/ -name "*.S" | grep -v "sys/arch/*") $(shell $(ALL_ARCH_ASM_FILES)) + +######################## +# Objects & header deps +######################## +override KERNEL_OBJECTS = $(KERNEL_CFILES:.c=.o) +override KERNEL_ASMOBJECTS = $(KERNEL_ASMFILES:.S=.S.o) +override KERNEL_HEADER_DEPS = $(KERNEL_CFILES:.c=.d) + +.PHONY: all +all: base base/boot/hyra-kernel iso + rm -f sys/include/machine + rm -rf iso_root + +.PHONY: base +base: + mkdir -p base/usr/lib/ + mkdir -p base/usr/sbin/ + mkdir -p base/boot/ + +.PHONY: run +run: + $(QEMU) $(QEMU_FLAGS) + +.PHONY: clean +clean: + rm -f $(KERNEL_ASMOBJECTS) $(KERNEL_OBJECTS) $(KERNEL_HEADER_DEPS) + rm -f sys/include/machine + +.PHONY: iso +iso: + mkdir -p iso_root/boot/ + mkdir -p iso_root/EFI/BOOT/ + cp stand/limine/BOOTX64.EFI iso_root/EFI/BOOT/ + cp builddeps/limine.cfg stand/limine/limine-bios.sys \ + stand/limine/limine-bios-cd.bin stand/limine/limine-uefi-cd.bin iso_root/ + cp base/boot/* iso_root/boot/ + xorriso -as mkisofs -b limine-bios-cd.bin -no-emul-boot -boot-load-size 4\ + -boot-info-table --efi-boot limine-uefi-cd.bin -efi-boot-part \ + --efi-boot-image --protective-msdos-label iso_root -o Hyra.iso > /dev/null + stand/limine/limine bios-install Hyra.iso + $(PROMPT) " ISO " $(shell pwd)/Hyra.iso + +base/boot/hyra-kernel: $(KERNEL_OBJECTS) $(KERNEL_ASMOBJECTS) + rm -rf iso_root + $(PROMPT) " LD " $(shell pwd)/base/boot/hyra-kernel + $(LD) $(KERNEL_LDFLAGS) $(KERNEL_OBJECTS) $(KERNEL_ASMOBJECTS) -o base/boot/hyra-kernel + tools/ksyms sys/kern/ksyms.c base/boot/hyra-kernel + # === Generating symbols === + $(CC) -c $(KERNEL_CFLAGS) $(KERNEL_DEFINES) sys/kern/ksyms.c -o sys/kern/ksyms.o + $(LD) $(KERNEL_LDFLAGS) $(KERNEL_OBJECTS) $(KERNEL_ASMOBJECTS) \ + sys/kern/ksyms.o -o base/boot/hyra-kernel + +sys/include/machine/: + cd sys/include/; ln -sf arch/$(ARCH) machine + +-include $(KERNEL_HEADER_DEPS) +%.o: %.c sys/include/machine/ + $(PROMPT) " CC " $< + $(CC) -c $(KERNEL_CFLAGS) $(KERNEL_DEFINES) $< -o $@ + +%.S.o: %.S + $(PROMPT) " AS " $< + $(CC) -c $< -o $@ -D__$(ARCH)__ -I sys/include/ diff --git a/bootstrap b/bootstrap new file mode 100755 index 0000000..f2e2cae --- /dev/null +++ b/bootstrap @@ -0,0 +1,56 @@ +#!/bin/sh +set -e + +mkdir -p lib/ + +# arg0: Output path. +# arg1: Command for downloading +try_fetch() { + if [[ -d $2 ]] + then + echo "try_fetch: Skipping $2: already exists" + else + ${@:1} + fi +} + +fetch() { + try_fetch "git clone https://github.com/limine-bootloader/limine.git --branch=v6.x-branch-binary --depth=1" "stand/limine" +} + +build_limine() { + make -C stand/limine/ +} + +build_kconf() { + make -C tools/kconf/ +} + +build() { + build_limine + build_kconf +} + +echo "----------------------------------" +echo +echo " Fetching sources... " +echo +echo "----------------------------------" +echo -e "\n" + +fetch # Fetch sources + +echo "----------------------------------" +echo +echo " Building sources... " +echo +echo "----------------------------------" +echo -e "\n" + +build # Build sources + +if [[ ! -f ./configure ]] +then + echo "Creating configure script..." + autoconf +fi diff --git a/builddeps/binutils.patch b/builddeps/binutils.patch new file mode 100644 index 0000000..728d82f --- /dev/null +++ b/builddeps/binutils.patch @@ -0,0 +1,99 @@ +diff -ruN binutils-2.42-copy/bfd/config.bfd binutils-2.42/bfd/config.bfd +--- binutils-2.42-copy/bfd/config.bfd 2024-01-28 19:00:00.000000000 -0500 ++++ binutils-2.42/bfd/config.bfd 2024-03-03 11:27:01.508232956 -0500 +@@ -665,6 +665,11 @@ + targ_selvecs= + targ64_selvecs=x86_64_elf64_vec + ;; ++ i[3-7]86-*-hyra*) ++ targ_defvec=i386_elf32_vec ++ targ_selvecs= ++ targ64_selvecs=x86_64_elf64_vec ++ ;; + #ifdef BFD64 + x86_64-*-cloudabi*) + targ_defvec=x86_64_elf64_cloudabi_vec +@@ -729,6 +734,11 @@ + targ_defvec=x86_64_elf64_vec + targ_selvecs=i386_elf32_vec + want64=true ++ ;; ++ x86_64-*-hyra*) ++ targ_defvec=x86_64_elf64_vec ++ targ_selvecs=i386_elf32_vec ++ want64=true + ;; + x86_64-*-gnu*) + targ_defvec=x86_64_elf64_vec +diff -ruN binutils-2.42-copy/config.sub binutils-2.42/config.sub +--- binutils-2.42-copy/config.sub 2024-01-28 19:00:00.000000000 -0500 ++++ binutils-2.42/config.sub 2024-03-03 11:27:01.508232956 -0500 +@@ -1766,7 +1766,7 @@ + | onefs* | tirtos* | phoenix* | fuchsia* | redox* | bme* \ + | midnightbsd* | amdhsa* | unleashed* | emscripten* | wasi* \ + | nsk* | powerunix* | genode* | zvmoe* | qnx* | emx* | zephyr* \ +- | fiwix* | mlibc* | cos* | mbr* ) ++ | fiwix* | mlibc* | cos* | mbr* | hyra* ) + ;; + # This one is extra strict with allowed versions + sco3.2v2 | sco3.2v[4-9]* | sco5v6*) +diff -ruN binutils-2.42-copy/gas/configure.tgt binutils-2.42/gas/configure.tgt +--- binutils-2.42-copy/gas/configure.tgt 2024-01-28 19:00:00.000000000 -0500 ++++ binutils-2.42/gas/configure.tgt 2024-03-03 11:27:01.508232956 -0500 +@@ -229,6 +229,7 @@ + i386-*-beos*) fmt=elf ;; + i386-*-elfiamcu) fmt=elf arch=iamcu ;; + i386-*-elf*) fmt=elf ;; ++ i386-*-hyra*) fmt=elf em=gnu ;; + i386-*-fuchsia*) fmt=elf ;; + i386-*-haiku*) fmt=elf em=haiku ;; + i386-*-genode*) fmt=elf ;; +diff -ruN binutils-2.42-copy/gprofng/libcollector/configure.ac binutils-2.42/gprofng/libcollector/configure.ac +--- binutils-2.42-copy/gprofng/libcollector/configure.ac 2024-01-28 19:00:00.000000000 -0500 ++++ binutils-2.42/gprofng/libcollector/configure.ac 2024-03-03 11:27:01.508232956 -0500 +@@ -18,7 +18,7 @@ + + m4_include([../../bfd/version.m4]) + AC_INIT([gprofng], BFD_VERSION) +-AC_CONFIG_MACRO_DIRS([../../config ../..]) ++#AC_CONFIG_MACRO_DIRS([../../config ../..]) + AC_CONFIG_AUX_DIR(../..) + AC_CANONICAL_TARGET + AM_INIT_AUTOMAKE +diff -ruN binutils-2.42-copy/ld/configure.tgt binutils-2.42/ld/configure.tgt +--- binutils-2.42-copy/ld/configure.tgt 2024-01-28 19:00:00.000000000 -0500 ++++ binutils-2.42/ld/configure.tgt 2024-03-03 11:29:12.677328228 -0500 +@@ -384,6 +384,10 @@ + i[3-7]86-*-redox*) targ_emul=elf_i386 + targ_extra_emuls=elf_x86_64 + ;; ++i[3-7]86-*-hyra*) ++ targ_emul=elf_i386 ++ targ_extra_emuls=elf_x86_64 ++ ;; + i[3-7]86-*-solaris2*) targ_emul=elf_i386_sol2 + targ_extra_emuls="elf_i386_ldso elf_i386 elf_iamcu elf_x86_64_sol2 elf_x86_64" + targ_extra_libpath=$targ_extra_emuls +@@ -1023,6 +1027,10 @@ + x86_64-*-redox*) targ_emul=elf_x86_64 + targ_extra_emuls=elf_i386 + ;; ++x86_64-*-hyra*) ++ targ_emul=elf_x86_64 ++ targ_extra_emuls=elf_i386 ++ ;; + x86_64-*-solaris2*) targ_emul=elf_x86_64_sol2 + targ_extra_emuls="elf_x86_64 elf_i386_sol2 elf_i386_ldso elf_i386 elf_iamcu" + targ_extra_libpath=$targ_extra_emuls +diff -ruN binutils-2.42-copy/libiberty/configure.ac binutils-2.42/libiberty/configure.ac +--- binutils-2.42-copy/libiberty/configure.ac 2024-01-28 19:00:00.000000000 -0500 ++++ binutils-2.42/libiberty/configure.ac 2024-03-03 11:27:01.508232956 -0500 +@@ -37,7 +37,7 @@ + libiberty_topdir="${srcdir}/.." + fi + AC_SUBST(libiberty_topdir) +-AC_CONFIG_AUX_DIR($libiberty_topdir) ++AC_CONFIG_AUX_DIR([.]) + + dnl Very limited version of automake's enable-maintainer-mode + diff --git a/builddeps/gcc.patch b/builddeps/gcc.patch new file mode 100644 index 0000000..d01c442 --- /dev/null +++ b/builddeps/gcc.patch @@ -0,0 +1,157 @@ +diff -ruN gcc-13.2.0-copy/config.sub gcc-13.2.0/config.sub +--- gcc-13.2.0-copy/config.sub 2024-03-03 11:35:31.049089458 -0500 ++++ gcc-13.2.0/config.sub 2024-03-03 11:43:08.078903300 -0500 +@@ -1749,7 +1749,7 @@ + | onefs* | tirtos* | phoenix* | fuchsia* | redox* | bme* \ + | midnightbsd* | amdhsa* | unleashed* | emscripten* | wasi* \ + | nsk* | powerunix* | genode* | zvmoe* | qnx* | emx* | zephyr* \ +- | fiwix* ) ++ | fiwix* | hyra* ) + ;; + # This one is extra strict with allowed versions + sco3.2v2 | sco3.2v[4-9]* | sco5v6*) +diff -ruN gcc-13.2.0-copy/fixincludes/mkfixinc.sh gcc-13.2.0/fixincludes/mkfixinc.sh +--- gcc-13.2.0-copy/fixincludes/mkfixinc.sh 2024-03-03 11:35:30.112403110 -0500 ++++ gcc-13.2.0/fixincludes/mkfixinc.sh 2024-03-03 11:43:52.212764492 -0500 +@@ -20,6 +20,8 @@ + powerpcle-*-eabisim* | \ + powerpcle-*-eabi* | \ + *-*-vxworks7* | \ ++ *-hyra* | \ ++ *-*-hyra* | \ + *-musl* ) + # IF there is no include fixing, + # THEN create a no-op fixer and exit +diff -ruN gcc-13.2.0-copy/gcc/config/hyra.h gcc-13.2.0/gcc/config/hyra.h +--- gcc-13.2.0-copy/gcc/config/hyra.h 1969-12-31 19:00:00.000000000 -0500 ++++ gcc-13.2.0/gcc/config/hyra.h 2024-03-03 11:45:20.143810858 -0500 +@@ -0,0 +1,29 @@ ++#undef TARGET_HYRA ++#define TARGET_HYRA 1 ++ ++#undef LIB_SPEC ++#define LIB_SPEC "-lc" ++ ++#undef STARTFILE_SPEC ++#define STARTFILE_SPEC "%{!shared:crt0.o%s} crti.o%s %{shared:crtbeginS.o%s;:crtbegin.o%s}" ++ ++#undef ENDFILE_SPEC ++#define ENDFILE_SPEC "%{shared:crtendS.o%s;:crtend.o%s} crtn.o%s" ++ ++#define GNU_USER_LINK_EMULATION32 "elf_i386" ++#define GNU_USER_LINK_EMULATION64 "elf_x86_64" ++#define GNU_USER_LINK_EMULATIONX32 "elf32_x86_64" ++ ++#define GNU_USER_DYNAMIC_LINKER32 "/usr/lib/ld_i386.so" ++#define GNU_USER_DYNAMIC_LINKER64 "/usr/lib/ld.so" ++#define GNU_USER_DYNAMIC_LINKERX32 "/usr/lib/ld32.so" ++ ++#undef TARGET_OS_CPP_BUILTINS ++#define TARGET_OS_CPP_BUILTINS() \ ++ do { \ ++ builtin_define ("__hyra__"); \ ++ builtin_define ("__unix__"); \ ++ builtin_assert ("system=hyra"); \ ++ builtin_assert ("system=unix"); \ ++ builtin_assert ("system=posix"); \ ++ } while (0); +diff -ruN gcc-13.2.0-copy/gcc/config.gcc gcc-13.2.0/gcc/config.gcc +--- gcc-13.2.0-copy/gcc/config.gcc 2024-03-03 11:35:31.552433364 -0500 ++++ gcc-13.2.0/gcc/config.gcc 2024-03-03 11:47:40.945471968 -0500 +@@ -843,6 +843,15 @@ + *-*-fuchsia*) + native_system_header_dir=/include + ;; ++*-*-hyra*) ++ extra_options="$extra_options gnu-user.opt" ++ gas=yes ++ gnu_ld=yes ++ default_use_cxa_atexit=yes ++ use_gcc_stdint=wrap ++ tmake_file="${tmake_file} t-slibgcc" ++ thread_file='posix' ++ ;; + *-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu | *-*-uclinuxfdpiceabi) + extra_options="$extra_options gnu-user.opt" + gas=yes +@@ -2218,6 +2227,9 @@ + tmake_file="${tmake_file} i386/t-x86_64-elf" + tm_file="${tm_file} i386/unix.h i386/att.h elfos.h newlib-stdint.h i386/i386elf.h i386/x86-64.h fuchsia.h" + ;; ++x86_64-*-hyra*) ++ tm_file="${tm_file} i386/unix.h i386/att.h elfos.h gnu-user.h glibc-stdint.h i386/x86-64.h i386/gnu-user-common.h i386/gnu-user64.h hyra.h" ++ ;; + ia64*-*-elf*) + tm_file="${tm_file} elfos.h newlib-stdint.h ia64/sysv4.h ia64/elf.h" + tmake_file="ia64/t-ia64" +diff -ruN gcc-13.2.0-copy/libgcc/config.host gcc-13.2.0/libgcc/config.host +--- gcc-13.2.0-copy/libgcc/config.host 2024-03-03 11:35:30.195738195 -0500 ++++ gcc-13.2.0/libgcc/config.host 2024-03-03 11:49:47.703619260 -0500 +@@ -281,6 +281,11 @@ + tmake_file="$tmake_file t-crtstuff-pic t-libgcc-pic t-eh-dw2-dip t-slibgcc t-slibgcc-fuchsia" + extra_parts="crtbegin.o crtend.o" + ;; ++*-*-hyra*) ++ extra_parts="$extra_parts crtbegin.o crtbeginS.o crtend.o crtendS.o" ++ tmake_file="$tmake_file t-crtstuff-pic" ++ tmake_file="$tmake_file t-slibgcc t-slibgcc-gld t-slibgcc-elf-ver t-libgcc-pic" ++ ;; + *-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu | *-*-uclinuxfdpiceabi) + tmake_file="$tmake_file t-crtstuff-pic t-libgcc-pic t-eh-dw2-dip t-slibgcc t-slibgcc-gld t-slibgcc-elf-ver t-linux" + extra_parts="crtbegin.o crtbeginS.o crtbeginT.o crtend.o crtendS.o" +@@ -715,6 +720,10 @@ + x86_64-*-fuchsia*) + tmake_file="$tmake_file t-libgcc-pic" + ;; ++x86_64-*-hyra*) ++ extra_parts="$extra_parts crtprec32.o crtprec64.o crtprec80.o crtfastmath.o" ++ tmake_file="$tmake_file i386/t-crtpc t-crtfm i386/t-crtstuff t-dfprules" ++ ;; + i[34567]86-*-dragonfly*) + tmake_file="${tmake_file} i386/t-dragonfly i386/t-crtstuff" + md_unwind_header=i386/dragonfly-unwind.h +diff -ruN gcc-13.2.0-copy/libgcc/configure.ac gcc-13.2.0/libgcc/configure.ac +--- gcc-13.2.0-copy/libgcc/configure.ac 2024-03-03 11:35:30.195738195 -0500 ++++ gcc-13.2.0/libgcc/configure.ac 2024-03-03 11:50:05.950497937 -0500 +@@ -46,7 +46,7 @@ + libgcc_topdir="${srcdir}/.." + fi + AC_SUBST(libgcc_topdir) +-AC_CONFIG_AUX_DIR($libgcc_topdir) ++AC_CONFIG_AUX_DIR([.]) + AC_CONFIG_HEADER(auto-target.h:config.in) + + AC_ARG_ENABLE(shared, +diff -ruN gcc-13.2.0-copy/libiberty/configure.ac gcc-13.2.0/libiberty/configure.ac +--- gcc-13.2.0-copy/libiberty/configure.ac 2024-03-03 11:35:35.829189807 -0500 ++++ gcc-13.2.0/libiberty/configure.ac 2024-03-03 11:50:29.010765475 -0500 +@@ -37,7 +37,7 @@ + libiberty_topdir="${srcdir}/.." + fi + AC_SUBST(libiberty_topdir) +-AC_CONFIG_AUX_DIR($libiberty_topdir) ++AC_CONFIG_AUX_DIR([.]) + + dnl Very limited version of automake's enable-maintainer-mode + +diff -ruN gcc-13.2.0-copy/libstdc++-v3/crossconfig.m4 gcc-13.2.0/libstdc++-v3/crossconfig.m4 +--- gcc-13.2.0-copy/libstdc++-v3/crossconfig.m4 2024-03-03 11:35:30.979087987 -0500 ++++ gcc-13.2.0/libstdc++-v3/crossconfig.m4 2024-03-03 11:51:42.994954128 -0500 +@@ -140,6 +140,17 @@ + SECTION_FLAGS='-ffunction-sections -fdata-sections' + AC_SUBST(SECTION_FLAGS) + ;; ++*-hyra*) ++ GLIBCXX_CHECK_COMPILER_FEATURES ++ GLIBCXX_CHECK_LINKER_FEATURES ++ GLIBCXX_CHECK_MATH_SUPPORT ++ GLIBCXX_CHECK_STDLIB_SUPPORT ++ AC_DEFINE(_GLIBCXX_USE_DEV_RANDOM) ++ AC_DEFINE(_GLIBCXX_USE_RANDOM_TR1) ++ GCC_CHECK_TLS ++ AC_CHECK_FUNCS(aligned_alloc posix_memalign memalign _aligned_malloc) ++ AC_CHECK_FUNCS(timespec_get) ++ ;; + + *-hpux*) + SECTION_FLAGS='-ffunction-sections -fdata-sections' diff --git a/builddeps/limine.cfg b/builddeps/limine.cfg new file mode 100644 index 0000000..ec496b7 --- /dev/null +++ b/builddeps/limine.cfg @@ -0,0 +1,8 @@ +TIMEOUT=0 + +:Hyra + +PROTOCOL=limine +KERNEL_PATH=boot:///boot/hyra-kernel +MODULE_PATH=boot:///boot/initramfs.tar +EDITOR_ENABLED=no diff --git a/configure.ac b/configure.ac new file mode 100644 index 0000000..43f517d --- /dev/null +++ b/configure.ac @@ -0,0 +1,27 @@ +AC_INIT([Hyra], [0.1], [ian@osmora.org]) + +KERN_CFLAGS_AMD64="-fexceptions --std=gnu11 -ffreestanding -fno-stack-protector -fno-pic \\ + -Werror=implicit -Werror=implicit-function-declaration \\ + -Werror=implicit-int -Werror=int-conversion \\ + -Werror=missing-prototypes \\ + -Werror=incompatible-pointer-types -Werror=int-to-pointer-cast \\ + -Werror=return-type -Wunused -mabi=sysv -mno-80387 -mno-mmx -mno-3dnow \\ + -mno-sse -mno-sse2 -mno-red-zone -mcmodel=kernel -pedantic \\ + -I sys/include/ -I sys/include/lib/ -D_KERNEL -Wno-pointer-sign -MMD" + +QEMU_FLAGS_AMD64="--enable-kvm -monitor stdio \\ + -M q35 -m 1G -smp 4 -cpu host \\ + -cdrom Hyra.iso" + +HYRA_BUILDDATE=`export LANG=en_US.UTF-8 ; date` +HYRA_BUILDBRANCH="`basename $PWD`" + +AC_SUBST(HYRA_BUILDDATE, [$HYRA_BUILDDATE]) +AC_SUBST(HYRA_BUILDBRANCH, [$HYRA_BUILDBRANCH]) + +AC_SUBST(KERNEL_CFLAGS, [$KERN_CFLAGS_AMD64]) +AC_SUBST(QEMU_FLAGS, [$QEMU_FLAGS_AMD64]) +AC_SUBST(QEMU, [qemu-system-x86_64]) +AC_SUBST(ARCH, [amd64]) +AC_CONFIG_FILES([Makefile]) +AC_OUTPUT diff --git a/sys/arch/amd64/amd64/gdt.c b/sys/arch/amd64/amd64/gdt.c new file mode 100644 index 0000000..d9b7bf2 --- /dev/null +++ b/sys/arch/amd64/amd64/gdt.c @@ -0,0 +1,78 @@ +/* + * Copyright (c) 2023-2024 Ian Marco Moffett and the Osmora Team. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of Hyra nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#include <machine/gdt.h> + +struct gdt_entry g_gdt_data[256] = { + /* Null */ + {0}, + + /* Kernel code (0x8) */ + { + .limit = 0x0000, + .base_low = 0x0000, + .base_mid = 0x00, + .access = 0x9A, + .granularity = 0x20, + .base_hi = 0x00 + }, + + /* Kernel data (0x10) */ + { + .limit = 0x0000, + .base_low = 0x0000, + .base_mid = 0x00, + .access = 0x92, + .granularity = 0x00, + .base_hi = 0x00 + }, + + /* User code (0x18) */ + { + .limit = 0x0000, + .base_low = 0x0000, + .base_mid = 0x00, + .access = 0xFA, + .granularity = 0xAF, + .base_hi = 0x00 + }, + + /* User data (0x20) */ + { + .limit = 0x0000, + .base_low = 0x0000, + .base_mid = 0x00, + .access = 0xF2, + .granularity = 0x00, + .base_hi = 0x00 + }, + + /* TSS segment (0x28) */ + {0} +}; diff --git a/sys/arch/amd64/amd64/idt.c b/sys/arch/amd64/amd64/idt.c new file mode 100644 index 0000000..a9507fc --- /dev/null +++ b/sys/arch/amd64/amd64/idt.c @@ -0,0 +1,70 @@ +/* + * Copyright (c) 2023-2024 Ian Marco Moffett and the Osmora Team. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of Hyra nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#include <sys/types.h> +#include <machine/idt.h> +#include <machine/gdt.h> + +#define LIDT(idtr) __ASMV("lidt %0" :: "m" (idtr)) + +static struct idt_entry idt[256]; +static struct idtr idtr = { + .limit = sizeof(struct idt_entry) * 256 - 1, + .offset = (uintptr_t)&idt[0] +}; + +void +idt_set_desc(uint8_t vector, uint8_t type, uintptr_t isr, uint8_t ist) +{ + struct idt_entry *desc; + + if (vector >= 255) { + /* Invalid vector */ + return; + } + + desc = &idt[vector]; + desc->off_lo = isr & 0xFFFF; + desc->off_mid = (isr >> 16) & 0xFFFF; + desc->off_hi = (isr >> 32) & 0xFFFFFFFF; + desc->segsel = KERNEL_CS; + desc->type = type; + desc->dpl = (type == IDT_USER_INT_GATE) ? 3 : 0; + desc->p = 1; + desc->zero = 0; + desc->zero1 = 0; + desc->reserved = 0; + desc->ist = 0; +} + +void +idt_load(void) +{ + LIDT(idtr); +} diff --git a/sys/arch/amd64/amd64/machdep.c b/sys/arch/amd64/amd64/machdep.c new file mode 100644 index 0000000..19ba28a --- /dev/null +++ b/sys/arch/amd64/amd64/machdep.c @@ -0,0 +1,69 @@ +/* + * Copyright (c) 2023-2024 Ian Marco Moffett and the Osmora Team. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of Hyra nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#include <sys/types.h> +#include <machine/cpu.h> +#include <machine/gdt.h> +#include <machine/idt.h> +#include <machine/trap.h> +#include <machine/asm.h> +#include <machine/cpuid.h> + +static struct cpu_info g_bsp_ci = {0}; +static struct gdtr bsp_gdtr = { + .limit = sizeof(struct gdt_entry) * 256 - 1, + .offset = (uintptr_t)&g_gdt_data[0] +}; + +static void +setup_vectors(void) +{ + idt_set_desc(0x0, IDT_TRAP_GATE, ISR(arith_err), 0); + idt_set_desc(0x2, IDT_TRAP_GATE, ISR(nmi), 0); + idt_set_desc(0x3, IDT_TRAP_GATE, ISR(breakpoint_handler), 0); + idt_set_desc(0x4, IDT_TRAP_GATE, ISR(overflow), 0); + idt_set_desc(0x5, IDT_TRAP_GATE, ISR(bound_range), 0); + idt_set_desc(0x6, IDT_TRAP_GATE, ISR(invl_op), 0); + idt_set_desc(0x8, IDT_TRAP_GATE, ISR(double_fault), 0); + idt_set_desc(0xA, IDT_TRAP_GATE, ISR(invl_tss), 0); + idt_set_desc(0xB, IDT_TRAP_GATE, ISR(segnp), 0); + idt_set_desc(0xC, IDT_TRAP_GATE, ISR(ss_fault), 0); + idt_set_desc(0xD, IDT_TRAP_GATE, ISR(general_prot), 0); + idt_set_desc(0xE, IDT_TRAP_GATE, ISR(page_fault), 0); +} + +void +cpu_startup(void) +{ + gdt_load(&bsp_gdtr); + idt_load(); + + setup_vectors(); + amd64_write_gs_base((uintptr_t)&g_bsp_ci); +} diff --git a/sys/arch/amd64/amd64/pio.c b/sys/arch/amd64/amd64/pio.c new file mode 100644 index 0000000..d4ce688 --- /dev/null +++ b/sys/arch/amd64/amd64/pio.c @@ -0,0 +1,74 @@ +/* + * Copyright (c) 2023-2024 Ian Marco Moffett and the Osmora Team. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of Hyra nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#include <machine/pio.h> +#include <sys/cdefs.h> +#include <sys/types.h> + +uint8_t +inb(uint16_t port) +{ + uint8_t result; + __ASMV("in %%dx, %%al" : "=a" (result) : "d" (port)); + return result; +} + +uint16_t +inw(uint16_t port) +{ + uint16_t val; + __ASMV("inw %w1, %w0" : "=a" (val) : "Nd" (port)); + return val; +} + +uint32_t +inl(uint16_t port) +{ + uint32_t val; + __ASMV("inl %w1, %0" : "=a" (val) : "Nd" (port)); + return val; +} + +void +outb(uint16_t port, uint8_t val) +{ + __ASMV("out %%al, %%dx" : :"a" (val), "d" (port)); +} + +void +outw(uint16_t port, uint16_t val) +{ + __ASMV("outw %w0, %w1" : : "a" (val), "Nd" (port)); +} + +void +outl(uint16_t port, uint32_t val) +{ + __ASMV("outl %0, %w1" : : "a" (val), "Nd" (port)); +} diff --git a/sys/arch/amd64/amd64/reboot.c b/sys/arch/amd64/amd64/reboot.c new file mode 100644 index 0000000..da1b46a --- /dev/null +++ b/sys/arch/amd64/amd64/reboot.c @@ -0,0 +1,52 @@ +/* + * Copyright (c) 2023-2024 Ian Marco Moffett and the Osmora Team. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of Hyra nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#include <sys/reboot.h> +#include <sys/param.h> +#include <sys/cdefs.h> +#include <machine/pio.h> + +__always_inline static inline void +cpu_halt(void) +{ + __ASMV("cli; hlt"); +} + +void +cpu_reboot(int method) +{ + if (ISSET(method, REBOOT_HALT)) { + cpu_halt(); + } + + /* Pulse the reset line until the machine goes down */ + for (;;) { + outb(0x64, 0xFE); + } +} diff --git a/sys/arch/amd64/amd64/trap.S b/sys/arch/amd64/amd64/trap.S new file mode 100644 index 0000000..fb3ca77 --- /dev/null +++ b/sys/arch/amd64/amd64/trap.S @@ -0,0 +1,143 @@ +/* + * Copyright (c) 2023-2024 Ian Marco Moffett and the Osmora Team. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of Hyra nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#include <machine/frameasm.h> +#include <machine/trap.h> + +.macro handle_trap + mov %rsp, %rdi + call trap_handler +.endm + + .text + .globl breakpoint_handler +breakpoint_handler: + push_trapframe_ec $TRAP_BREAKPOINT + + handle_trap + + cli + hlt + + .globl arith_err +arith_err: + push_trapframe_ec $TRAP_ARITH_ERR + + handle_trap + + cli + hlt + + .globl overflow +overflow: + push_trapframe_ec $TRAP_OVERFLOW + + handle_trap + + cli + hlt + + .globl bound_range +bound_range: + push_trapframe_ec $TRAP_BOUND_RANGE + + handle_trap + + cli + hlt + + .globl invl_op +invl_op: + push_trapframe_ec $TRAP_INVLOP + + handle_trap + + cli + hlt + + .globl double_fault +double_fault: + push_trapframe_ec $TRAP_DOUBLE_FAULT + + handle_trap + + cli + hlt + + .globl invl_tss +invl_tss: + push_trapframe_ec $TRAP_INVLTSS + + handle_trap + + cli + hlt + + .globl segnp +segnp: + push_trapframe_ec $TRAP_SEGNP + + handle_trap + + cli + hlt + + .globl general_prot +general_prot: + push_trapframe_ec $TRAP_PROTFLT + + handle_trap + + cli + hlt + + .globl page_fault +page_fault: + push_trapframe_ec $TRAP_PAGEFLT + + handle_trap + cli + hlt + + .globl nmi +nmi: + push_trapframe_ec $TRAP_NMI + + handle_trap + + cli + hlt + + .globl ss_fault +ss_fault: + push_trapframe_ec $TRAP_SS + + handle_trap + cli + hlt diff --git a/sys/arch/amd64/amd64/trap.c b/sys/arch/amd64/amd64/trap.c new file mode 100644 index 0000000..dcae075 --- /dev/null +++ b/sys/arch/amd64/amd64/trap.c @@ -0,0 +1,38 @@ +/* + * Copyright (c) 2023-2024 Ian Marco Moffett and the Osmora Team. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of Hyra nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#include <sys/reboot.h> +#include <machine/trap.h> +#include <machine/frame.h> + +void +trap_handler(struct trapframe *tf) +{ + cpu_reboot(REBOOT_HALT); +} diff --git a/sys/arch/amd64/conf/GENERIC b/sys/arch/amd64/conf/GENERIC new file mode 100644 index 0000000..70b786d --- /dev/null +++ b/sys/arch/amd64/conf/GENERIC @@ -0,0 +1 @@ +// TODO diff --git a/sys/arch/amd64/conf/link.ld b/sys/arch/amd64/conf/link.ld new file mode 100644 index 0000000..b073054 --- /dev/null +++ b/sys/arch/amd64/conf/link.ld @@ -0,0 +1,47 @@ +OUTPUT_FORMAT(elf64-x86-64) +OUTPUT_ARCH(i386:x86-64) +ENTRY(main) + +PHDRS +{ + text PT_LOAD FLAGS((1 << 0) | (1 << 2)) ; /* Execute + Read */ + rodata PT_LOAD FLAGS((1 << 2)) ; /* Read only */ + data PT_LOAD FLAGS((1 << 1) | (1 << 2)) ; /* Write + Read */ +} + +SECTIONS +{ + . = 0xFFFFFFFF80000000; + + .text : { + *(.text .text.*) + } :text + + . += CONSTANT(MAXPAGESIZE); + + .rodata : { + *(.rodata .rodata.*) + } :rodata + + .drivers : { + __drivers_init_start = .; + *(.drivers .drivers) + __drivers_init_end = .; + } :rodata + + . += CONSTANT(MAXPAGESIZE); + + .data : { + *(.data .data.*) + } :data + + .bss : { + *(COMMON) + *(.bss .bss.*) + } :data + + /DISCARD/ : { + *(.eh_frame) + *(.note .note.*) + } +} diff --git a/sys/dev/cons/cons.c b/sys/dev/cons/cons.c new file mode 100644 index 0000000..76f71a7 --- /dev/null +++ b/sys/dev/cons/cons.c @@ -0,0 +1,151 @@ +/* + * Copyright (c) 2023-2024 Ian Marco Moffett and the Osmora Team. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of Hyra nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#include <sys/param.h> +#include <sys/types.h> +#include <sys/ascii.h> +#include <dev/video/fbdev.h> +#include <dev/cons/font.h> +#include <dev/cons/cons.h> +#include <string.h> + +struct cons_screen g_root_scr = {0}; + +/* + * Render a character onto the screen. + * + * @scr: Screen to render to. + * @c: Char to render. + * @x: X position of char. + * @y: Y position of char. + */ +static void +cons_render_char(struct cons_screen *scr, char c, uint32_t x, uint32_t y) +{ + size_t idx; + const uint8_t *glyph; + + glyph = &CONS_FONT[(int)c*16]; + + for (uint32_t cy = 0; cy < FONT_HEIGHT; ++cy) { + for (uint32_t cx = 0; cx < FONT_WIDTH; ++cx) { + idx = fbdev_get_index(&scr->fbdev, x+FONT_WIDTH-cx, y+cy); + scr->fb_mem[idx] = ISSET(glyph[cy], BIT(cx)) ? scr->fg : scr->bg; + } + } +} + +/* + * Clear the screen. + * + * @scr: Screen to clear. + * @bg: Color to clear it to. + */ +static void +cons_clear_scr(struct cons_screen *scr, uint32_t bg) +{ + struct fbdev fbdev = scr->fbdev; + + for (size_t i = 0; i < fbdev.height * fbdev.pitch; ++i) { + scr->fb_mem[i] = bg; + } +} + +/* + * Handle a special character (e.g "\t", "\n", etc) + * + * @scr: Screen to handle this on. + * @c: Char to handle. + * + * Returns 0 if handled, otherwise -1. + */ +static int +cons_handle_special(struct cons_screen *scr, char c) +{ + switch (c) { + case ASCII_LF: + /* Make a newline */ + scr->ch_col = 0; + ++scr->ch_row; + return 0; + } + + return -1; +} + + +/* + * Put a character on the screen. + * + * @scr: Screen. + * @c: Character to draw. + */ +int +cons_putch(struct cons_screen *scr, char c) +{ + if (scr->ch_col > scr->ncols) { + /* Make a newline as we past the max col */ + scr->ch_col = 0; + ++scr->ch_row; + } + + if (scr->ch_row > scr->nrows) { + /* Went over the screen size */ + scr->ch_col = 0; + scr->ch_row = 0; + cons_clear_scr(scr, scr->bg); + } + + /* + * If this is a special char that we can handle + * then handle it and return. + */ + if (cons_handle_special(scr, c) == 0) { + return 0; + } + + cons_render_char(scr, c, scr->ch_col * FONT_WIDTH, + scr->ch_row * FONT_HEIGHT); + + ++scr->ch_col; + return 0; +} + +void +cons_init(void) +{ + struct fbdev fbdev = fbdev_get(); + + g_root_scr.fg = 0x00AA00; + g_root_scr.bg = 0x000000; + g_root_scr.fb_mem = fbdev.mem; + g_root_scr.nrows = fbdev.height / FONT_HEIGHT; + g_root_scr.ncols = fbdev.width / FONT_WIDTH; + g_root_scr.fbdev = fbdev; +} diff --git a/sys/dev/cons/font.c b/sys/dev/cons/font.c new file mode 100644 index 0000000..027049b --- /dev/null +++ b/sys/dev/cons/font.c @@ -0,0 +1,375 @@ +/* + * Copyright (c) 2023-2024 Ian Marco Moffett and the Osmora Team. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of Hyra nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#include <dev/cons/font.h> + +const uint8_t CONS_FONT[] = { + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x3c, 0x42, 0x81, 0x81, 0xa5, 0xa5, 0x81, + 0x81, 0xa5, 0x99, 0x81, 0x42, 0x3c, 0x00, 0x00, 0x00, 0x3c, 0x7e, 0xff, + 0xff, 0xdb, 0xdb, 0xff, 0xff, 0xdb, 0xe7, 0xff, 0x7e, 0x3c, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x6c, 0xfe, 0xfe, 0xfe, 0x7c, 0x7c, 0x38, 0x38, 0x10, + 0x10, 0x00, 0x00, 0x00, 0x00, 0x10, 0x10, 0x38, 0x38, 0x7c, 0x7c, 0xfe, + 0x7c, 0x7c, 0x38, 0x38, 0x10, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x18, + 0x3c, 0x3c, 0xdb, 0xff, 0xff, 0xdb, 0x18, 0x18, 0x3c, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x18, 0x3c, 0x7e, 0xff, 0xff, 0xff, 0x66, 0x18, 0x18, + 0x3c, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x30, 0x78, + 0x78, 0x30, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff, 0xff, 0xff, 0xff, + 0xff, 0xff, 0xe7, 0xc3, 0xc3, 0xe7, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x78, 0xcc, 0x84, 0x84, 0xcc, 0x78, 0x00, + 0x00, 0x00, 0x00, 0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xc3, 0x99, 0xbd, + 0xbd, 0x99, 0xc3, 0xff, 0xff, 0xff, 0xff, 0xff, 0x00, 0x00, 0x00, 0x1e, + 0x0e, 0x1e, 0x32, 0x78, 0xcc, 0xcc, 0xcc, 0x78, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x78, 0xcc, 0xcc, 0xcc, 0x78, 0x30, 0xfc, 0x30, 0x30, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x10, 0x18, 0x1c, 0x1e, 0x16, 0x12, + 0x10, 0x10, 0x70, 0xf0, 0xe0, 0x00, 0x00, 0x00, 0x00, 0x30, 0x38, 0x2c, + 0x26, 0x32, 0x3a, 0x2e, 0x26, 0x22, 0x62, 0xe2, 0xc6, 0x0e, 0x0c, 0x00, + 0x00, 0x00, 0x00, 0x18, 0x18, 0xdb, 0x3c, 0xe7, 0x3c, 0xdb, 0x18, 0x18, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x80, 0xc0, 0xe0, 0xf8, 0xfe, + 0xf8, 0xe0, 0xc0, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, + 0x06, 0x0e, 0x3e, 0xfe, 0x3e, 0x0e, 0x06, 0x02, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x30, 0x78, 0xfc, 0x30, 0x30, 0x30, 0x30, 0x30, 0xfc, 0x78, + 0x30, 0x00, 0x00, 0x00, 0x00, 0x00, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, + 0xcc, 0xcc, 0x00, 0xcc, 0xcc, 0x00, 0x00, 0x00, 0x00, 0x00, 0x7f, 0xdb, + 0xdb, 0xdb, 0xdb, 0x7b, 0x1b, 0x1b, 0x1b, 0x1b, 0x1b, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x7c, 0xc6, 0x60, 0x38, 0x6c, 0xc6, 0xc6, 0x6c, 0x38, 0x0c, + 0xc6, 0x7c, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0xfe, 0xfe, 0xfe, 0x00, 0x00, 0x00, 0x00, 0x00, 0x30, 0x78, + 0xfc, 0x30, 0x30, 0x30, 0x30, 0x30, 0xfc, 0x78, 0x30, 0xfc, 0x00, 0x00, + 0x00, 0x00, 0x30, 0x78, 0xfc, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, + 0x30, 0x00, 0x00, 0x00, 0x00, 0x00, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, + 0x30, 0x30, 0xfc, 0x78, 0x30, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x18, 0x0c, 0xfe, 0xfe, 0x0c, 0x18, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x30, 0x60, 0xfe, 0xfe, 0x60, 0x30, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xc0, + 0xc0, 0xc0, 0xfe, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x24, 0x66, 0xff, 0xff, 0x66, 0x24, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x10, 0x10, 0x38, 0x38, 0x7c, 0x7c, 0xfe, 0xfe, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xfe, 0xfe, 0x7c, 0x7c, + 0x38, 0x38, 0x10, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x30, 0x78, 0x78, 0x78, 0x78, 0x30, 0x30, 0x30, 0x00, 0x30, + 0x30, 0x00, 0x00, 0x00, 0x00, 0x00, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x6c, 0x6c, + 0x6c, 0xfe, 0x6c, 0x6c, 0x6c, 0xfe, 0x6c, 0x6c, 0x6c, 0x00, 0x00, 0x00, + 0x00, 0x18, 0x18, 0x7c, 0xc6, 0xc0, 0xc0, 0x7c, 0x06, 0x06, 0xc6, 0x7c, + 0x18, 0x18, 0x00, 0x00, 0x00, 0x00, 0xc6, 0xc6, 0x0c, 0x0c, 0x18, 0x38, + 0x30, 0x60, 0x60, 0xc6, 0xc6, 0x00, 0x00, 0x00, 0x00, 0x00, 0x38, 0x6c, + 0x6c, 0x38, 0x30, 0x76, 0xde, 0xcc, 0xcc, 0xde, 0x76, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x18, 0x18, 0x18, 0x30, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x18, 0x30, 0x60, 0x60, 0x60, 0x60, + 0x60, 0x60, 0x60, 0x30, 0x18, 0x00, 0x00, 0x00, 0x00, 0x00, 0x60, 0x30, + 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x30, 0x60, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x6c, 0x38, 0xfe, 0x38, 0x6c, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x18, 0x18, 0x7e, + 0x18, 0x18, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x18, 0x18, 0x30, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xfe, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x18, 0x18, 0x00, 0x00, 0x00, 0x00, 0x00, 0x06, 0x06, + 0x0c, 0x0c, 0x18, 0x38, 0x30, 0x60, 0x60, 0xc0, 0xc0, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x7c, 0xc6, 0xc6, 0xc6, 0xd6, 0xd6, 0xd6, 0xc6, 0xc6, 0xc6, + 0x7c, 0x00, 0x00, 0x00, 0x00, 0x00, 0x18, 0x38, 0x78, 0x18, 0x18, 0x18, + 0x18, 0x18, 0x18, 0x18, 0x7e, 0x00, 0x00, 0x00, 0x00, 0x00, 0x7c, 0xc6, + 0x06, 0x06, 0x0c, 0x18, 0x30, 0x60, 0xc0, 0xc0, 0xfe, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x7c, 0xc6, 0x06, 0x06, 0x3c, 0x06, 0x06, 0x06, 0x06, 0xc6, + 0x7c, 0x00, 0x00, 0x00, 0x00, 0x00, 0x04, 0x0c, 0x1c, 0x3c, 0x6c, 0xcc, + 0xfe, 0x0c, 0x0c, 0x0c, 0x0c, 0x00, 0x00, 0x00, 0x00, 0x00, 0xfe, 0xc0, + 0xc0, 0xc0, 0xfc, 0x06, 0x06, 0x06, 0x06, 0xc6, 0x7c, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x3c, 0x60, 0xc0, 0xc0, 0xfc, 0xc6, 0xc6, 0xc6, 0xc6, 0xc6, + 0x7c, 0x00, 0x00, 0x00, 0x00, 0x00, 0xfe, 0xc6, 0x06, 0x06, 0x0c, 0x18, + 0x30, 0x30, 0x30, 0x30, 0x30, 0x00, 0x00, 0x00, 0x00, 0x00, 0x7c, 0xc6, + 0xc6, 0xc6, 0x7c, 0xc6, 0xc6, 0xc6, 0xc6, 0xc6, 0x7c, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x7c, 0xc6, 0xc6, 0xc6, 0xc6, 0x7e, 0x06, 0x06, 0x06, 0x0c, + 0x78, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x18, + 0x18, 0x00, 0x00, 0x18, 0x18, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x18, 0x18, 0x00, 0x00, 0x18, 0x18, 0x30, 0x00, 0x00, + 0x00, 0x00, 0x06, 0x0c, 0x18, 0x30, 0x60, 0xc0, 0x60, 0x30, 0x18, 0x0c, + 0x06, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xfe, 0x00, + 0xfe, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xc0, 0x60, + 0x30, 0x18, 0x0c, 0x06, 0x0c, 0x18, 0x30, 0x60, 0xc0, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x7c, 0xc6, 0xc6, 0x06, 0x0c, 0x18, 0x30, 0x30, 0x00, 0x30, + 0x30, 0x00, 0x00, 0x00, 0x00, 0x00, 0x7c, 0xc6, 0xc6, 0xc6, 0xde, 0xde, + 0xde, 0xde, 0xc0, 0xc0, 0x7e, 0x00, 0x00, 0x00, 0x00, 0x00, 0x38, 0x6c, + 0xc6, 0xc6, 0xc6, 0xc6, 0xfe, 0xc6, 0xc6, 0xc6, 0xc6, 0x00, 0x00, 0x00, + 0x00, 0x00, 0xfc, 0xc6, 0xc6, 0xc6, 0xfc, 0xc6, 0xc6, 0xc6, 0xc6, 0xc6, + 0xfc, 0x00, 0x00, 0x00, 0x00, 0x00, 0x7c, 0xc6, 0xc0, 0xc0, 0xc0, 0xc0, + 0xc0, 0xc0, 0xc0, 0xc6, 0x7c, 0x00, 0x00, 0x00, 0x00, 0x00, 0xf8, 0xcc, + 0xc6, 0xc6, 0xc6, 0xc6, 0xc6, 0xc6, 0xc6, 0xcc, 0xf8, 0x00, 0x00, 0x00, + 0x00, 0x00, 0xfe, 0xc0, 0xc0, 0xc0, 0xfc, 0xc0, 0xc0, 0xc0, 0xc0, 0xc0, + 0xfe, 0x00, 0x00, 0x00, 0x00, 0x00, 0xfe, 0xc0, 0xc0, 0xc0, 0xfc, 0xc0, + 0xc0, 0xc0, 0xc0, 0xc0, 0xc0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x7c, 0xc6, + 0xc0, 0xc0, 0xc0, 0xde, 0xc6, 0xc6, 0xc6, 0xc6, 0x7e, 0x00, 0x00, 0x00, + 0x00, 0x00, 0xc6, 0xc6, 0xc6, 0xc6, 0xc6, 0xfe, 0xc6, 0xc6, 0xc6, 0xc6, + 0xc6, 0x00, 0x00, 0x00, 0x00, 0x00, 0xfc, 0x30, 0x30, 0x30, 0x30, 0x30, + 0x30, 0x30, 0x30, 0x30, 0xfc, 0x00, 0x00, 0x00, 0x00, 0x00, 0x1e, 0x0c, + 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0xcc, 0xcc, 0x78, 0x00, 0x00, 0x00, + 0x00, 0x00, 0xc6, 0xc6, 0xcc, 0xd8, 0xf0, 0xe0, 0xf0, 0xd8, 0xcc, 0xc6, + 0xc6, 0x00, 0x00, 0x00, 0x00, 0x00, 0xc0, 0xc0, 0xc0, 0xc0, 0xc0, 0xc0, + 0xc0, 0xc0, 0xc0, 0xc0, 0xfe, 0x00, 0x00, 0x00, 0x00, 0x00, 0xc6, 0xc6, + 0xee, 0xfe, 0xd6, 0xd6, 0xd6, 0xc6, 0xc6, 0xc6, 0xc6, 0x00, 0x00, 0x00, + 0x00, 0x00, 0xc6, 0xc6, 0xe6, 0xe6, 0xf6, 0xde, 0xce, 0xce, 0xc6, 0xc6, + 0xc6, 0x00, 0x00, 0x00, 0x00, 0x00, 0x7c, 0xc6, 0xc6, 0xc6, 0xc6, 0xc6, + 0xc6, 0xc6, 0xc6, 0xc6, 0x7c, 0x00, 0x00, 0x00, 0x00, 0x00, 0xfc, 0xc6, + 0xc6, 0xc6, 0xc6, 0xfc, 0xc0, 0xc0, 0xc0, 0xc0, 0xc0, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x7c, 0xc6, 0xc6, 0xc6, 0xc6, 0xc6, 0xc6, 0xc6, 0xf6, 0xda, + 0x6c, 0x06, 0x00, 0x00, 0x00, 0x00, 0xfc, 0xc6, 0xc6, 0xc6, 0xc6, 0xfc, + 0xd8, 0xcc, 0xcc, 0xc6, 0xc6, 0x00, 0x00, 0x00, 0x00, 0x00, 0x7c, 0xc6, + 0xc0, 0x60, 0x30, 0x18, 0x0c, 0x06, 0x06, 0xc6, 0x7c, 0x00, 0x00, 0x00, + 0x00, 0x00, 0xff, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, + 0x18, 0x00, 0x00, 0x00, 0x00, 0x00, 0xc6, 0xc6, 0xc6, 0xc6, 0xc6, 0xc6, + 0xc6, 0xc6, 0xc6, 0xc6, 0x7c, 0x00, 0x00, 0x00, 0x00, 0x00, 0xc6, 0xc6, + 0xc6, 0xc6, 0xc6, 0xc6, 0xc6, 0xc6, 0x6c, 0x38, 0x10, 0x00, 0x00, 0x00, + 0x00, 0x00, 0xc6, 0xc6, 0xc6, 0xc6, 0xd6, 0xd6, 0xd6, 0xd6, 0xfe, 0x6c, + 0x6c, 0x00, 0x00, 0x00, 0x00, 0x00, 0xc6, 0xc6, 0xc6, 0x6c, 0x38, 0x38, + 0x38, 0x6c, 0xc6, 0xc6, 0xc6, 0x00, 0x00, 0x00, 0x00, 0x00, 0xcc, 0xcc, + 0xcc, 0xcc, 0xcc, 0x78, 0x30, 0x30, 0x30, 0x30, 0x30, 0x00, 0x00, 0x00, + 0x00, 0x00, 0xfe, 0x06, 0x06, 0x0c, 0x18, 0x30, 0x60, 0xc0, 0xc0, 0xc0, + 0xfe, 0x00, 0x00, 0x00, 0x00, 0x00, 0x78, 0x60, 0x60, 0x60, 0x60, 0x60, + 0x60, 0x60, 0x60, 0x60, 0x78, 0x00, 0x00, 0x00, 0x00, 0x00, 0xc0, 0xc0, + 0x60, 0x60, 0x30, 0x38, 0x18, 0x0c, 0x0c, 0x06, 0x06, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x78, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, + 0x78, 0x00, 0x00, 0x00, 0x00, 0x00, 0x10, 0x38, 0x6c, 0xc6, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 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0xff, 0xff, 0x18, + 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0xf8, + 0xf8, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x1f, 0x1f, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, + 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, + 0xff, 0xff, 0xff, 0xff, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xf0, 0xf0, 0xf0, 0xf0, + 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, + 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, + 0x0f, 0x0f, 0x0f, 0x0f, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x76, 0xd6, 0xdc, 0xc8, 0xc8, 0xdc, 0xd6, 0x76, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x78, 0xcc, 0xcc, 0xcc, 0xd8, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, + 0xd8, 0xc0, 0xc0, 0x00, 0x00, 0x00, 0xfe, 0xc6, 0xc6, 0xc0, 0xc0, 0xc0, + 0xc0, 0xc0, 0xc0, 0xc0, 0xc0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x7e, 0xfe, 0x24, 0x24, 0x24, 0x24, 0x66, 0xc6, 0x00, 0x00, 0x00, + 0x00, 0x00, 0xfe, 0xfe, 0xc2, 0x60, 0x30, 0x18, 0x30, 0x60, 0xc2, 0xfe, + 0xfe, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x7e, 0xc8, 0xcc, + 0xcc, 0xcc, 0xcc, 0xcc, 0x78, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x76, 0x6c, 0x60, 0xc0, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x66, 0xfc, 0x98, 0x18, 0x18, 0x18, 0x18, + 0x18, 0x00, 0x00, 0x00, 0x00, 0x00, 0xfc, 0x30, 0x30, 0x78, 0xcc, 0xcc, + 0xcc, 0x78, 0x30, 0x30, 0xfc, 0x00, 0x00, 0x00, 0x00, 0x00, 0x38, 0x6c, + 0xc6, 0xc6, 0xc6, 0xfe, 0xc6, 0xc6, 0xc6, 0x6c, 0x38, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x38, 0x6c, 0xc6, 0xc6, 0xc6, 0xc6, 0xc6, 0x6c, 0x6c, 0x6c, + 0xee, 0x00, 0x00, 0x00, 0x00, 0x00, 0x78, 0xcc, 0x60, 0x30, 0x78, 0xcc, + 0xcc, 0xcc, 0xcc, 0xcc, 0x78, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x76, 0xbb, 0x99, 0x99, 0xdd, 0x6e, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x02, 0x06, 0x3c, 0x6c, 0xce, 0xd6, 0xd6, 0xe6, 0x6c, 0x78, + 0xc0, 0x80, 0x00, 0x00, 0x00, 0x00, 0x1e, 0x30, 0x60, 0xc0, 0xc0, 0xfe, + 0xc0, 0xc0, 0x60, 0x30, 0x1e, 0x00, 0x00, 0x00, 0x00, 0x00, 0x38, 0x6c, + 0xc6, 0xc6, 0xc6, 0xc6, 0xc6, 0xc6, 0xc6, 0xc6, 0xc6, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0xfe, 0x00, 0x00, 0xfe, 0x00, 0x00, 0xfe, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x30, 0x30, 0xfc, + 0x30, 0x30, 0x00, 0x00, 0xfc, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x60, 0x30, 0x18, 0x0c, 0x18, 0x30, 0x60, 0x00, 0xfc, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x18, 0x30, 0x60, 0xc0, 0x60, 0x30, 0x18, 0x00, + 0xfc, 0x00, 0x00, 0x00, 0x00, 0x00, 0x1c, 0x36, 0x36, 0x30, 0x30, 0x30, + 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x18, 0x18, 0x18, 0x18, + 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0xd8, 0xd8, 0x70, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x30, 0x30, 0x00, 0xfc, 0x00, 0x30, 0x30, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x76, 0xdc, 0x00, + 0x76, 0xdc, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x78, 0xcc, 0xcc, + 0xcc, 0x78, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x30, 0x30, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x30, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0f, 0x0c, 0x0c, + 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0xcc, 0x6c, 0x3c, 0x1c, 0x0c, 0x00, 0x00, + 0x00, 0xd8, 0xec, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x38, 0x6c, 0x0c, 0x18, 0x30, 0x60, 0x7c, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x78, 0x78, 0x78, 0x78, 0x78, 0x78, 0x78, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00 +}; diff --git a/sys/dev/video/fbdev.c b/sys/dev/video/fbdev.c new file mode 100644 index 0000000..81e0316 --- /dev/null +++ b/sys/dev/video/fbdev.c @@ -0,0 +1,52 @@ +/* + * Copyright (c) 2023-2024 Ian Marco Moffett and the Osmora Team. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of Hyra nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#include <sys/types.h> +#include <sys/limine.h> +#include <dev/video/fbdev.h> + +#define FRAMEBUFFER \ + framebuffer_req.response->framebuffers[0] + +static volatile struct limine_framebuffer_request framebuffer_req = { + .id = LIMINE_FRAMEBUFFER_REQUEST, + .revision = 0 +}; + +struct fbdev +fbdev_get(void) +{ + struct fbdev ret; + + ret.mem = FRAMEBUFFER->address; + ret.width = FRAMEBUFFER->width; + ret.height = FRAMEBUFFER->height; + ret.pitch = FRAMEBUFFER->pitch; + return ret; +} diff --git a/sys/include/arch/amd64/asm.h b/sys/include/arch/amd64/asm.h new file mode 100644 index 0000000..d7334fe --- /dev/null +++ b/sys/include/arch/amd64/asm.h @@ -0,0 +1,113 @@ +/* + * Copyright (c) 2023-2024 Ian Marco Moffett and the Osmora Team. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of Hyra nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef _MACHINE_ASM_H_ +#define _MACHINE_ASM_H_ + +#include <sys/types.h> +#include <sys/param.h> +#include <machine/msr.h> + +/* + * Contains information for the current + * core. Stored in %GS. + * + * MUST REMAIN IN ORDER!!! + */ +struct cpu_ctx { + struct cpu_info *ci; +}; + +/* + * Returns true for this core if maskable + * interrupts are masked (CLI) and false if + * they aren't (STI). + */ +static inline bool +amd64_is_intr_mask(void) +{ + uint64_t flags; + + __ASMV("pushfq; pop %0" : "=rm" (flags) :: "memory"); + return !ISSET(flags, BIT(9)); +} + +static inline void +amd64_write_gs_base(uintptr_t val) +{ + wrmsr(IA32_KERNEL_GS_BASE, val); +} + +static inline uintptr_t +amd64_read_gs_base(void) +{ + return rdmsr(IA32_KERNEL_GS_BASE); +} + +static inline uint64_t +amd64_read_cr0(void) +{ + uint64_t cr0; + __ASMV("mov %%cr0, %0" : "=r" (cr0) :: "memory"); + return cr0; +} + +static inline void +amd64_write_cr0(uint64_t val) +{ + __ASMV("mov %0, %%cr0" :: "r" (val) : "memory"); +} + +static inline uint64_t +amd64_read_cr4(void) +{ + uint64_t cr4; + __ASMV("mov %%cr4, %0" : "=r" (cr4) :: "memory"); + return cr4; +} + +static inline void +amd64_write_cr4(uint64_t val) +{ + __ASMV("mov %0, %%cr4" :: "r" (val) : "memory"); +} + +static inline void +amd64_fxsave(void *area) +{ + __ASMV("fxsave (%0)" :: "r" (area) : "memory"); +} + +static inline void +amd64_fxrstor(void *area) +{ + __ASMV("fxrstor (%0)" :: "r" (area) : "memory"); +} + +#endif diff --git a/sys/include/arch/amd64/cpu.h b/sys/include/arch/amd64/cpu.h new file mode 100644 index 0000000..efa60ad --- /dev/null +++ b/sys/include/arch/amd64/cpu.h @@ -0,0 +1,43 @@ +/* + * Copyright (c) 2023-2024 Ian Marco Moffett and the Osmora Team. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of Hyra nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef _MACHINE_CPU_H_ +#define _MACHINE_CPU_H_ + +#include <sys/types.h> +#include <sys/cdefs.h> + +struct cpu_info { + uint32_t apicid; +}; + +void cpu_startup(void); + + +#endif /* !_MACHINE_CPU_H_ */ diff --git a/sys/include/arch/amd64/cpuid.h b/sys/include/arch/amd64/cpuid.h new file mode 100644 index 0000000..d1a752b --- /dev/null +++ b/sys/include/arch/amd64/cpuid.h @@ -0,0 +1,40 @@ +/* + * Copyright (c) 2023-2024 Ian Marco Moffett and the Osmora Team. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of Hyra nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef _MACHINE_CPUID_H_ +#define _MACHINE_CPUID_H_ + +#include <sys/cdefs.h> + +#define CPUID(level, a, b, c, d) \ + __ASMV("cpuid\n\t" \ + : "=a" (a), "=b" (b), "=c" (c), "=d" (d) \ + : "0" (level)) + +#endif /* !_MACHINE_CPUID_H_ */ diff --git a/sys/include/arch/amd64/frame.h b/sys/include/arch/amd64/frame.h new file mode 100644 index 0000000..a132e4c --- /dev/null +++ b/sys/include/arch/amd64/frame.h @@ -0,0 +1,61 @@ +/* + * Copyright (c) 2023-2024 Ian Marco Moffett and the Osmora Team. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of Hyra nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef _MACHINE_FRAME_H_ +#define _MACHINE_FRAME_H_ + +#include <sys/types.h> + +struct trapframe { + uint64_t trapno; + uint64_t rax; + uint64_t rcx; + uint64_t rdx; + uint64_t rbx; + uint64_t rsi; + uint64_t rdi; + uint64_t rbp; + uint64_t r8; + uint64_t r9; + uint64_t r10; + uint64_t r11; + uint64_t r12; + uint64_t r13; + uint64_t r14; + uint64_t r15; + /* Pushed by hardware */ + uint64_t error_code; + uint64_t rip; + uint64_t cs; + uint64_t rflags; + uint64_t rsp; + uint64_t ss; +}; + +#endif /* !_MACHINE_FRAME_H_ */ diff --git a/sys/include/arch/amd64/frameasm.h b/sys/include/arch/amd64/frameasm.h new file mode 100644 index 0000000..b6d4f39 --- /dev/null +++ b/sys/include/arch/amd64/frameasm.h @@ -0,0 +1,103 @@ +/* + * Copyright (c) 2023-2024 Ian Marco Moffett and the Osmora Team. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of Hyra nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef _MACHINE_FRAMEASM_H_ +#define _MACHINE_FRAMEASM_H_ + +/* + * If the interrupt has an error code, this macro shall + * be used to create the trapframe. + * + * XXX: A trapframe created with this must be popped with + * pop_trapframe_ec + */ +.macro push_trapframe_ec trapno + push %r15 + push %r14 + push %r13 + push %r12 + push %r11 + push %r10 + push %r9 + push %r8 + push %rbp + push %rdi + push %rsi + push %rbx + push %rdx + push %rcx + push %rax + push \trapno +.endm + +/* + * If the interrupt has an error code, this macro shall + * be used to cleanup the trapframe. + */ +.macro pop_trapframe_ec + add $8, %rsp /* Trapno */ + pop %rax + pop %rcx + pop %rdx + pop %rbx + pop %rsi + pop %rdi + pop %rbp + pop %r8 + pop %r9 + pop %r10 + pop %r11 + pop %r12 + pop %r13 + pop %r14 + pop %r15 +.endm + +/* + * If the interrupt has no error code, this macro + * shall be used to create the trapframe. + * + * XXX: A trapframe created with this must be popped + * with pop_trapframe + */ +.macro push_trapframe trapno + push $0 + push_trapframe_ec \trapno +.endm + + +/* + * If the interrupt has no error code, this macro shall + * be used to cleanup the trapframe. + */ +.macro pop_trapframe + pop_trapframe_ec + add $8, %rsp /* Pop error code */ +.endm +#endif /* !_MACHINE_FRAMEASM_H_ */ diff --git a/sys/include/arch/amd64/gdt.h b/sys/include/arch/amd64/gdt.h new file mode 100644 index 0000000..6f8a914 --- /dev/null +++ b/sys/include/arch/amd64/gdt.h @@ -0,0 +1,47 @@ +#ifndef _AMD64_GDT_H_ +#define _AMD64_GDT_H_ + +#include <sys/types.h> +#include <sys/cdefs.h> + +#define KERNEL_CS 0x08 +#define KERNEL_DS 0x10 + +struct __packed gdt_entry { + uint16_t limit; + uint16_t base_low; + uint8_t base_mid; + uint8_t access; + uint8_t granularity; + uint8_t base_hi; +}; + +struct __packed gdtr { + uint16_t limit; + uintptr_t offset; +}; + +__always_inline static inline void +gdt_load(struct gdtr *gdtr) +{ + __ASMV("lgdt %0\n" + "push $8\n" /* Push CS */ + "lea 1f(%%rip), %%rax\n" /* Load 1 label address into RAX */ + "push %%rax\n" /* Push the return address (label 1) */ + "lretq\n" /* Far return to update CS */ + "1:\n" + " mov $0x10, %%eax\n" + " mov %%eax, %%ds\n" + " mov %%eax, %%es\n" + " mov %%eax, %%fs\n" + " mov %%eax, %%gs\n" + " mov %%eax, %%ss\n" + : + : "m" (*gdtr) + : "rax", "memory" + ); +} + +extern struct gdt_entry g_gdt_data[256]; + +#endif /* !AMD64_GDT_H_ */ diff --git a/sys/include/arch/amd64/idt.h b/sys/include/arch/amd64/idt.h new file mode 100644 index 0000000..7f439f3 --- /dev/null +++ b/sys/include/arch/amd64/idt.h @@ -0,0 +1,68 @@ +/* + * Copyright (c) 2023-2024 Ian Marco Moffett and the Osmora Team. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of Hyra nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef _MACHINE_IDT_H_ +#define _MACHINE_IDT_H_ + +#include <sys/types.h> +#include <sys/cdefs.h> + +#define IDT_TRAP_GATE 0x8F +#define IDT_INT_GATE 0x8E +#define IDT_USER_INT_GATE 0xEE + +#define ISR(p) ((uintptr_t)p) + +/* + * AMD64 Interrupt Gate Descriptor. + */ +struct idt_entry { + uint16_t off_lo; /* Low 16 bits of ISR offset */ + uint16_t segsel; /* Segment selector, hardcode to kernel CS */ + uint8_t ist : 2; /* Interrupt stack table */ + uint8_t zero : 1; /* Unused: keep zero */ + uint8_t zero1 : 4; /* Unused: keep zero */ + uint8_t type : 4; /* Gate type */ + uint8_t zero2 : 1; /* Unused: keep zero */ + uint8_t dpl : 2; /* Descriptor privilege level */ + uint8_t p : 1; /* Present (keep 1 to mark as valid) */ + uint16_t off_mid; /* Middle 16 bits of ISR offset */ + uint32_t off_hi; /* High 32-bits of ISR offset */ + uint32_t reserved; /* Reserved: keep zero */ +}; + +struct __packed idtr { + uint16_t limit; + uintptr_t offset; +}; + +void idt_set_desc(uint8_t vector, uint8_t type, uintptr_t isr, uint8_t ist); +void idt_load(void); + +#endif /* !_MACHINE_IDT_H_ */ diff --git a/sys/include/arch/amd64/msr.h b/sys/include/arch/amd64/msr.h new file mode 100644 index 0000000..bc0dbcb --- /dev/null +++ b/sys/include/arch/amd64/msr.h @@ -0,0 +1,63 @@ +/* + * Copyright (c) 2023-2024 Ian Marco Moffett and the Osmora Team. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of Hyra nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef _MACHINE_MSR_H_ +#define _MACHINE_MSR_H_ + +#define IA32_SPEC_CTL 0x00000048 +#define IA32_KERNEL_GS_BASE 0xC0000102 + +static inline uint64_t +rdmsr(uint32_t msr_addr) +{ + uint32_t lo, hi; + + __ASMV("rdmsr" + : "=a" (lo), "=d" (hi) + : "c" (msr_addr) + ); + return ((uint64_t)hi << 32) | lo; +} + +static inline void +wrmsr(uint32_t msr_addr, uint64_t value) +{ + uint32_t lo, hi; + + lo = (uint32_t)value; + hi = (uint32_t)(value >> 32); + + __ASMV("wrmsr" + : /* No outputs */ + : "a" (lo), "d" (hi), + "c" (msr_addr) + ); +} + +#endif /* !_MACHINE_MSR_H_ */ diff --git a/sys/include/arch/amd64/pio.h b/sys/include/arch/amd64/pio.h new file mode 100644 index 0000000..193e986 --- /dev/null +++ b/sys/include/arch/amd64/pio.h @@ -0,0 +1,43 @@ +/* + * Copyright (c) 2023-2024 Ian Marco Moffett and the Osmora Team. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of Hyra nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef _MACHINE_PIO_H_ +#define _MACHINE_PIO_H_ + +#include <sys/types.h> + +uint8_t inb(uint16_t port); +uint16_t inw(uint16_t port); +uint32_t inl(uint16_t port); + +void outb(uint16_t port, uint8_t val); +void outw(uint16_t port, uint16_t val); +void outl(uint16_t port, uint32_t val); + +#endif /* !_MACHINE_PIO_H_ */ diff --git a/sys/include/arch/amd64/trap.h b/sys/include/arch/amd64/trap.h new file mode 100644 index 0000000..deeb738 --- /dev/null +++ b/sys/include/arch/amd64/trap.h @@ -0,0 +1,68 @@ +/* + * Copyright (c) 2023-2024 Ian Marco Moffett and the Osmora Team. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of Hyra nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef _MACHINE_TRAP_H_ +#define _MACHINE_TRAP_H_ + +#if !defined(__ASSEMBLER__) +#include <machine/frame.h> +#endif + +#define TRAP_NONE 0 /* Used for general interrupts */ +#define TRAP_BREAKPOINT 1 /* Breakpoint */ +#define TRAP_ARITH_ERR 2 /* Arithmetic error (e.g division by 0) */ +#define TRAP_OVERFLOW 3 /* Overflow */ +#define TRAP_BOUND_RANGE 4 /* BOUND range exceeded */ +#define TRAP_INVLOP 5 /* Invalid opcode */ +#define TRAP_DOUBLE_FAULT 6 /* Double fault */ +#define TRAP_INVLTSS 7 /* Invalid TSS */ +#define TRAP_SEGNP 8 /* Segment not present */ +#define TRAP_PROTFLT 9 /* General protection */ +#define TRAP_PAGEFLT 10 /* Page fault */ +#define TRAP_NMI 11 /* Non-maskable interrupt */ +#define TRAP_SS 12 /* Stack-segment fault */ + +#if !defined(__ASSEMBLER__) + +void breakpoint_handler(void *sf); +void arith_err(void *sf); +void overflow(void *sf); +void bound_range(void *sf); +void invl_op(void *sf); +void double_fault(void *sf); +void invl_tss(void *sf); +void segnp(void *sf); +void general_prot(void *sf); +void page_fault(void *sf); +void nmi(void *sf); +void ss_fault(void *sf); +void trap_handler(struct trapframe *tf); + +#endif /* !__ASSEMBLER__ */ +#endif /* !_MACHINE_TRAP_H_ */ diff --git a/sys/include/dev/cons/cons.h b/sys/include/dev/cons/cons.h new file mode 100644 index 0000000..15a7f59 --- /dev/null +++ b/sys/include/dev/cons/cons.h @@ -0,0 +1,54 @@ +/* + * Copyright (c) 2023-2024 Ian Marco Moffett and the Osmora Team. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of Hyra nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef _DEV_CONS_H_ +#define _DEV_CONS_H_ + +#include <sys/types.h> +#include <dev/video/fbdev.h> + +struct cons_screen { + struct fbdev fbdev; + uint32_t fg; + uint32_t bg; + + /* Private */ + uint32_t *fb_mem; + uint32_t nrows; + uint32_t ncols; + uint32_t ch_col; /* Current col */ + uint32_t ch_row; /* Current row */ +}; + +void cons_init(void); +int cons_putch(struct cons_screen *scr, char c); + +extern struct cons_screen g_root_scr; + +#endif /* !_DEV_CONS_H_ */ diff --git a/sys/include/dev/cons/font.h b/sys/include/dev/cons/font.h new file mode 100644 index 0000000..b9130fd --- /dev/null +++ b/sys/include/dev/cons/font.h @@ -0,0 +1,40 @@ +/* + * Copyright (c) 2023-2024 Ian Marco Moffett and the Osmora Team. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of Hyra nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef _CONS_FONT_H_ +#define _CONS_FONT_H_ + +#include <sys/types.h> + +#define FONT_WIDTH 8 +#define FONT_HEIGHT 16 + +extern const uint8_t CONS_FONT[]; + +#endif /* !_CONS_FONT_H_ */ diff --git a/sys/include/dev/video/fbdev.h b/sys/include/dev/video/fbdev.h new file mode 100644 index 0000000..33f8547 --- /dev/null +++ b/sys/include/dev/video/fbdev.h @@ -0,0 +1,55 @@ +/* + * Copyright (c) 2023-2024 Ian Marco Moffett and the Osmora Team. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of Hyra nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef _DEV_FBDEV_H_ +#define _DEV_FBDEV_H_ + +#include <sys/types.h> +#include <sys/cdefs.h> + +struct fbdev { + uint32_t *mem; + uint32_t width; + uint32_t height; + uint32_t pitch; +}; + +/* + * Get the index into the framebuffer with an x and y + * position. + */ +__always_inline static inline size_t +fbdev_get_index(const struct fbdev *fbdev, uint32_t x, uint32_t y) +{ + return x + y * (fbdev->pitch / 4); +} + +struct fbdev fbdev_get(void); + +#endif /* !_DEV_FBDEV_H_ */ diff --git a/sys/include/lib/stdarg.h b/sys/include/lib/stdarg.h new file mode 100644 index 0000000..5a3d67d --- /dev/null +++ b/sys/include/lib/stdarg.h @@ -0,0 +1,44 @@ +/* + * Copyright (c) 2023-2024 Ian Marco Moffett and the Osmora Team. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of Hyra nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef _LIB_STDARG_H_ +#define _LIB_STDARG_H_ + +#ifndef __GNUC_VA_LIST +#define __GNUC_VA_LIST +typedef __builtin_va_list __gnuc_va_list; +#endif /* __GNUC_VA_LIST */ + +typedef __gnuc_va_list va_list; + +#define va_start(ap, last) __builtin_va_start((ap), last) +#define va_end(ap) __builtin_va_end((ap)) +#define va_arg(ap, type) __builtin_va_arg((ap), type) + +#endif /* !_LIB_STDARG_H_ */ diff --git a/sys/include/lib/string.h b/sys/include/lib/string.h new file mode 100644 index 0000000..b96902b --- /dev/null +++ b/sys/include/lib/string.h @@ -0,0 +1,43 @@ +/* + * Copyright (c) 2023-2024 Ian Marco Moffett and the Osmora Team. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of Hyra nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef _LIB_STRING_H_ +#define _LIB_STRING_H_ + +#include <sys/types.h> +#include <stdarg.h> + +size_t strlen(const char *s); +char *itoa(int64_t value, char *buf, int base); + +int vsnprintf(char *s, size_t size, const char *fmt, va_list ap); +int snprintf(char *s, size_t size, const char *fmt, ...); +void *memcpy(void *dest, const void *src, size_t n); + +#endif /* !_LIB_STRING_H_ */ diff --git a/sys/include/sys/ascii.h b/sys/include/sys/ascii.h new file mode 100644 index 0000000..248c903 --- /dev/null +++ b/sys/include/sys/ascii.h @@ -0,0 +1,45 @@ +/* + * Copyright (c) 2023-2024 Ian Marco Moffett and the Osmora Team. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of Hyra nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef _SYS_ASCII_H_ +#define _SYS_ASCII_H_ + +#define ASCII_NUL 0x00 /* Nul */ +#define ASCII_BEL 0x07 /* Bell */ +#define ASCII_BS 0x08 /* Backspace */ +#define ASCII_HT 0x09 /* Horizontal tab */ +#define ASCII_LF 0x0A /* Line feed */ +#define ASCII_VT 0x0B /* Vertical tab */ +#define ASCII_FF 0x0C /* Form feed */ +#define ASCII_CR 0x0D /* Carriage return */ +#define ASCII_SO 0x0E /* Shift out */ +#define ASCII_SI 0x0F /* Shift in */ +#define ASCII_ESC 0x1B /* Escape */ + +#endif /* !_SYS_ASCII_H_ */ diff --git a/sys/include/sys/cdefs.h b/sys/include/sys/cdefs.h new file mode 100644 index 0000000..9c1a466 --- /dev/null +++ b/sys/include/sys/cdefs.h @@ -0,0 +1,37 @@ +/* + * Copyright (c) 2023-2024 Ian Marco Moffett and the Osmora Team. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of Hyra nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef _SYS_CDEFS_H_ +#define _SYS_CDEFS_H_ + +#define __ASMV __asm__ __volatile__ +#define __always_inline __attribute__((__always_inline__)) +#define __packed __attribute__((__packed__)) + +#endif /* !_SYS_CDEFS_H_ */ diff --git a/sys/include/sys/limine.h b/sys/include/sys/limine.h new file mode 100644 index 0000000..57ccc4a --- /dev/null +++ b/sys/include/sys/limine.h @@ -0,0 +1,498 @@ +/* BSD Zero Clause License */ + +/* Copyright (C) 2022-2023 mintsuki and contributors. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY + * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION + * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN + * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#ifndef _LIMINE_H +#define _LIMINE_H 1 + +#if defined(_KERNEL) + +#ifdef __cplusplus +extern "C" { +#endif + +#include <stdint.h> + +/* Misc */ + +#ifdef LIMINE_NO_POINTERS +# define LIMINE_PTR(TYPE) uint64_t +#else +# define LIMINE_PTR(TYPE) TYPE +#endif + +#ifdef __GNUC__ +# define LIMINE_DEPRECATED __attribute__((__deprecated__)) +# define LIMINE_DEPRECATED_IGNORE_START \ + _Pragma("GCC diagnostic push") \ + _Pragma("GCC diagnostic ignored \"-Wdeprecated-declarations\"") +# define LIMINE_DEPRECATED_IGNORE_END \ + _Pragma("GCC diagnostic pop") +#else +# define LIMINE_DEPRECATED +# define LIMINE_DEPRECATED_IGNORE_START +# define LIMINE_DEPRECATED_IGNORE_END +#endif + +#define LIMINE_COMMON_MAGIC 0xc7b1dd30df4c8b88, 0x0a82e883a194f07b + +struct limine_uuid { + uint32_t a; + uint16_t b; + uint16_t c; + uint8_t d[8]; +}; + +#define LIMINE_MEDIA_TYPE_GENERIC 0 +#define LIMINE_MEDIA_TYPE_OPTICAL 1 +#define LIMINE_MEDIA_TYPE_TFTP 2 + +struct limine_file { + uint64_t revision; + LIMINE_PTR(void *) address; + uint64_t size; + LIMINE_PTR(char *) path; + LIMINE_PTR(char *) cmdline; + uint32_t media_type; + uint32_t unused; + uint32_t tftp_ip; + uint32_t tftp_port; + uint32_t partition_index; + uint32_t mbr_disk_id; + struct limine_uuid gpt_disk_uuid; + struct limine_uuid gpt_part_uuid; + struct limine_uuid part_uuid; +}; + +/* Boot info */ + +#define LIMINE_BOOTLOADER_INFO_REQUEST { LIMINE_COMMON_MAGIC, 0xf55038d8e2a1202f, 0x279426fcf5f59740 } + +struct limine_bootloader_info_response { + uint64_t revision; + LIMINE_PTR(char *) name; + LIMINE_PTR(char *) version; +}; + +struct limine_bootloader_info_request { + uint64_t id[4]; + uint64_t revision; + LIMINE_PTR(struct limine_bootloader_info_response *) response; +}; + +/* Stack size */ + +#define LIMINE_STACK_SIZE_REQUEST { LIMINE_COMMON_MAGIC, 0x224ef0460a8e8926, 0xe1cb0fc25f46ea3d } + +struct limine_stack_size_response { + uint64_t revision; +}; + +struct limine_stack_size_request { + uint64_t id[4]; + uint64_t revision; + LIMINE_PTR(struct limine_stack_size_response *) response; + uint64_t stack_size; +}; + +/* HHDM */ + +#define LIMINE_HHDM_REQUEST { LIMINE_COMMON_MAGIC, 0x48dcf1cb8ad2b852, 0x63984e959a98244b } + +struct limine_hhdm_response { + uint64_t revision; + uint64_t offset; +}; + +struct limine_hhdm_request { + uint64_t id[4]; + uint64_t revision; + LIMINE_PTR(struct limine_hhdm_response *) response; +}; + +/* Framebuffer */ + +#define LIMINE_FRAMEBUFFER_REQUEST { LIMINE_COMMON_MAGIC, 0x9d5827dcd881dd75, 0xa3148604f6fab11b } + +#define LIMINE_FRAMEBUFFER_RGB 1 + +struct limine_video_mode { + uint64_t pitch; + uint64_t width; + uint64_t height; + uint16_t bpp; + uint8_t memory_model; + uint8_t red_mask_size; + uint8_t red_mask_shift; + uint8_t green_mask_size; + uint8_t green_mask_shift; + uint8_t blue_mask_size; + uint8_t blue_mask_shift; +}; + +struct limine_framebuffer { + LIMINE_PTR(void *) address; + uint64_t width; + uint64_t height; + uint64_t pitch; + uint16_t bpp; + uint8_t memory_model; + uint8_t red_mask_size; + uint8_t red_mask_shift; + uint8_t green_mask_size; + uint8_t green_mask_shift; + uint8_t blue_mask_size; + uint8_t blue_mask_shift; + uint8_t unused[7]; + uint64_t edid_size; + LIMINE_PTR(void *) edid; + /* Response revision 1 */ + uint64_t mode_count; + LIMINE_PTR(struct limine_video_mode **) modes; +}; + +struct limine_framebuffer_response { + uint64_t revision; + uint64_t framebuffer_count; + LIMINE_PTR(struct limine_framebuffer **) framebuffers; +}; + +struct limine_framebuffer_request { + uint64_t id[4]; + uint64_t revision; + LIMINE_PTR(struct limine_framebuffer_response *) response; +}; + +/* Terminal */ + +#define LIMINE_TERMINAL_REQUEST { LIMINE_COMMON_MAGIC, 0xc8ac59310c2b0844, 0xa68d0c7265d38878 } + +#define LIMINE_TERMINAL_CB_DEC 10 +#define LIMINE_TERMINAL_CB_BELL 20 +#define LIMINE_TERMINAL_CB_PRIVATE_ID 30 +#define LIMINE_TERMINAL_CB_STATUS_REPORT 40 +#define LIMINE_TERMINAL_CB_POS_REPORT 50 +#define LIMINE_TERMINAL_CB_KBD_LEDS 60 +#define LIMINE_TERMINAL_CB_MODE 70 +#define LIMINE_TERMINAL_CB_LINUX 80 + +#define LIMINE_TERMINAL_CTX_SIZE ((uint64_t)(-1)) +#define LIMINE_TERMINAL_CTX_SAVE ((uint64_t)(-2)) +#define LIMINE_TERMINAL_CTX_RESTORE ((uint64_t)(-3)) +#define LIMINE_TERMINAL_FULL_REFRESH ((uint64_t)(-4)) + +/* Response revision 1 */ +#define LIMINE_TERMINAL_OOB_OUTPUT_GET ((uint64_t)(-10)) +#define LIMINE_TERMINAL_OOB_OUTPUT_SET ((uint64_t)(-11)) + +#define LIMINE_TERMINAL_OOB_OUTPUT_OCRNL (1 << 0) +#define LIMINE_TERMINAL_OOB_OUTPUT_OFDEL (1 << 1) +#define LIMINE_TERMINAL_OOB_OUTPUT_OFILL (1 << 2) +#define LIMINE_TERMINAL_OOB_OUTPUT_OLCUC (1 << 3) +#define LIMINE_TERMINAL_OOB_OUTPUT_ONLCR (1 << 4) +#define LIMINE_TERMINAL_OOB_OUTPUT_ONLRET (1 << 5) +#define LIMINE_TERMINAL_OOB_OUTPUT_ONOCR (1 << 6) +#define LIMINE_TERMINAL_OOB_OUTPUT_OPOST (1 << 7) + +LIMINE_DEPRECATED_IGNORE_START + +struct LIMINE_DEPRECATED limine_terminal; + +typedef void (*limine_terminal_write)(struct limine_terminal *, const char *, uint64_t); +typedef void (*limine_terminal_callback)(struct limine_terminal *, uint64_t, uint64_t, uint64_t, uint64_t); + +struct LIMINE_DEPRECATED limine_terminal { + uint64_t columns; + uint64_t rows; + LIMINE_PTR(struct limine_framebuffer *) framebuffer; +}; + +struct LIMINE_DEPRECATED limine_terminal_response { + uint64_t revision; + uint64_t terminal_count; + LIMINE_PTR(struct limine_terminal **) terminals; + LIMINE_PTR(limine_terminal_write) write; +}; + +struct LIMINE_DEPRECATED limine_terminal_request { + uint64_t id[4]; + uint64_t revision; + LIMINE_PTR(struct limine_terminal_response *) response; + LIMINE_PTR(limine_terminal_callback) callback; +}; + +LIMINE_DEPRECATED_IGNORE_END + +/* 5-level paging */ + +#define LIMINE_5_LEVEL_PAGING_REQUEST { LIMINE_COMMON_MAGIC, 0x94469551da9b3192, 0xebe5e86db7382888 } + +struct limine_5_level_paging_response { + uint64_t revision; +}; + +struct limine_5_level_paging_request { + uint64_t id[4]; + uint64_t revision; + LIMINE_PTR(struct limine_5_level_paging_response *) response; +}; + +/* SMP */ + +#define LIMINE_SMP_REQUEST { LIMINE_COMMON_MAGIC, 0x95a67b819a1b857e, 0xa0b61b723b6a73e0 } + +struct limine_smp_info; + +typedef void (*limine_goto_address)(struct limine_smp_info *); + +#if defined (__x86_64__) || defined (__i386__) + +#define LIMINE_SMP_X2APIC (1 << 0) + +struct limine_smp_info { + uint32_t processor_id; + uint32_t lapic_id; + uint64_t reserved; + LIMINE_PTR(limine_goto_address) goto_address; + uint64_t extra_argument; +}; + +struct limine_smp_response { + uint64_t revision; + uint32_t flags; + uint32_t bsp_lapic_id; + uint64_t cpu_count; + LIMINE_PTR(struct limine_smp_info **) cpus; +}; + +#elif defined (__aarch64__) + +struct limine_smp_info { + uint32_t processor_id; + uint32_t gic_iface_no; + uint64_t mpidr; + uint64_t reserved; + LIMINE_PTR(limine_goto_address) goto_address; + uint64_t extra_argument; +}; + +struct limine_smp_response { + uint64_t revision; + uint32_t flags; + uint64_t bsp_mpidr; + uint64_t cpu_count; + LIMINE_PTR(struct limine_smp_info **) cpus; +}; + +#else +#error Unknown architecture +#endif + +struct limine_smp_request { + uint64_t id[4]; + uint64_t revision; + LIMINE_PTR(struct limine_smp_response *) response; + uint64_t flags; +}; + +/* Memory map */ + +#define LIMINE_MEMMAP_REQUEST { LIMINE_COMMON_MAGIC, 0x67cf3d9d378a806f, 0xe304acdfc50c3c62 } + +#define LIMINE_MEMMAP_USABLE 0 +#define LIMINE_MEMMAP_RESERVED 1 +#define LIMINE_MEMMAP_ACPI_RECLAIMABLE 2 +#define LIMINE_MEMMAP_ACPI_NVS 3 +#define LIMINE_MEMMAP_BAD_MEMORY 4 +#define LIMINE_MEMMAP_BOOTLOADER_RECLAIMABLE 5 +#define LIMINE_MEMMAP_KERNEL_AND_MODULES 6 +#define LIMINE_MEMMAP_FRAMEBUFFER 7 + +struct limine_memmap_entry { + uint64_t base; + uint64_t length; + uint64_t type; +}; + +struct limine_memmap_response { + uint64_t revision; + uint64_t entry_count; + LIMINE_PTR(struct limine_memmap_entry **) entries; +}; + +struct limine_memmap_request { + uint64_t id[4]; + uint64_t revision; + LIMINE_PTR(struct limine_memmap_response *) response; +}; + +/* Entry point */ + +#define LIMINE_ENTRY_POINT_REQUEST { LIMINE_COMMON_MAGIC, 0x13d86c035a1cd3e1, 0x2b0caa89d8f3026a } + +typedef void (*limine_entry_point)(void); + +struct limine_entry_point_response { + uint64_t revision; +}; + +struct limine_entry_point_request { + uint64_t id[4]; + uint64_t revision; + LIMINE_PTR(struct limine_entry_point_response *) response; + LIMINE_PTR(limine_entry_point) entry; +}; + +/* Kernel File */ + +#define LIMINE_KERNEL_FILE_REQUEST { LIMINE_COMMON_MAGIC, 0xad97e90e83f1ed67, 0x31eb5d1c5ff23b69 } + +struct limine_kernel_file_response { + uint64_t revision; + LIMINE_PTR(struct limine_file *) kernel_file; +}; + +struct limine_kernel_file_request { + uint64_t id[4]; + uint64_t revision; + LIMINE_PTR(struct limine_kernel_file_response *) response; +}; + +/* Module */ + +#define LIMINE_MODULE_REQUEST { LIMINE_COMMON_MAGIC, 0x3e7e279702be32af, 0xca1c4f3bd1280cee } + +#define LIMINE_INTERNAL_MODULE_REQUIRED (1 << 0) + +struct limine_internal_module { + LIMINE_PTR(const char *) path; + LIMINE_PTR(const char *) cmdline; + uint64_t flags; +}; + +struct limine_module_response { + uint64_t revision; + uint64_t module_count; + LIMINE_PTR(struct limine_file **) modules; +}; + +struct limine_module_request { + uint64_t id[4]; + uint64_t revision; + LIMINE_PTR(struct limine_module_response *) response; + + /* Request revision 1 */ + uint64_t internal_module_count; + LIMINE_PTR(struct limine_internal_module **) internal_modules; +}; + +/* RSDP */ + +#define LIMINE_RSDP_REQUEST { LIMINE_COMMON_MAGIC, 0xc5e77b6b397e7b43, 0x27637845accdcf3c } + +struct limine_rsdp_response { + uint64_t revision; + LIMINE_PTR(void *) address; +}; + +struct limine_rsdp_request { + uint64_t id[4]; + uint64_t revision; + LIMINE_PTR(struct limine_rsdp_response *) response; +}; + +/* SMBIOS */ + +#define LIMINE_SMBIOS_REQUEST { LIMINE_COMMON_MAGIC, 0x9e9046f11e095391, 0xaa4a520fefbde5ee } + +struct limine_smbios_response { + uint64_t revision; + LIMINE_PTR(void *) entry_32; + LIMINE_PTR(void *) entry_64; +}; + +struct limine_smbios_request { + uint64_t id[4]; + uint64_t revision; + LIMINE_PTR(struct limine_smbios_response *) response; +}; + +/* EFI system table */ + +#define LIMINE_EFI_SYSTEM_TABLE_REQUEST { LIMINE_COMMON_MAGIC, 0x5ceba5163eaaf6d6, 0x0a6981610cf65fcc } + +struct limine_efi_system_table_response { + uint64_t revision; + LIMINE_PTR(void *) address; +}; + +struct limine_efi_system_table_request { + uint64_t id[4]; + uint64_t revision; + LIMINE_PTR(struct limine_efi_system_table_response *) response; +}; + +/* Boot time */ + +#define LIMINE_BOOT_TIME_REQUEST { LIMINE_COMMON_MAGIC, 0x502746e184c088aa, 0xfbc5ec83e6327893 } + +struct limine_boot_time_response { + uint64_t revision; + int64_t boot_time; +}; + +struct limine_boot_time_request { + uint64_t id[4]; + uint64_t revision; + LIMINE_PTR(struct limine_boot_time_response *) response; +}; + +/* Kernel address */ + +#define LIMINE_KERNEL_ADDRESS_REQUEST { LIMINE_COMMON_MAGIC, 0x71ba76863cc55f63, 0xb2644a48c516a487 } + +struct limine_kernel_address_response { + uint64_t revision; + uint64_t physical_base; + uint64_t virtual_base; +}; + +struct limine_kernel_address_request { + uint64_t id[4]; + uint64_t revision; + LIMINE_PTR(struct limine_kernel_address_response *) response; +}; + +/* Device Tree Blob */ + +#define LIMINE_DTB_REQUEST { LIMINE_COMMON_MAGIC, 0xb40ddb48fb54bac7, 0x545081493f81ffb7 } + +struct limine_dtb_response { + uint64_t revision; + LIMINE_PTR(void *) dtb_ptr; +}; + +struct limine_dtb_request { + uint64_t id[4]; + uint64_t revision; + LIMINE_PTR(struct limine_dtb_response *) response; +}; + +#ifdef __cplusplus +} +#endif /* _KERNEL */ +#endif + +#endif diff --git a/sys/include/sys/param.h b/sys/include/sys/param.h new file mode 100644 index 0000000..7631057 --- /dev/null +++ b/sys/include/sys/param.h @@ -0,0 +1,43 @@ +/* + * Copyright (c) 2023-2024 Ian Marco Moffett and the Osmora Team. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of Hyra nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef _SYS_PARAM_H_ +#define _SYS_PARAM_H_ + +/* Bit related macros */ +#define ISSET(v, f) ((v) & (f)) +#define BIT(n) (1 << (n)) + +/* Min/max macros */ +#define MIN(a,b) (((a) < (b)) ? (a) : (b)) +#define MAX(a,b) (((a) > (b)) ? (a) : (b)) + +#define NELEM(a) (sizeof(a) / sizeof(a[0])) + +#endif /* _SYS_PARAM_H_ */ diff --git a/sys/include/sys/reboot.h b/sys/include/sys/reboot.h new file mode 100644 index 0000000..21b7e7a --- /dev/null +++ b/sys/include/sys/reboot.h @@ -0,0 +1,43 @@ +/* + * Copyright (c) 2023-2024 Ian Marco Moffett and the Osmora Team. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of Hyra nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef _SYS_REBOOT_H_ +#define _SYS_REBOOT_H_ + +#include <sys/param.h> +#include <sys/cdefs.h> + +#define REBOOT_HALT BIT(0) /* Halt instead of rebooting */ + +#if defined(_KERNEL) + +void cpu_reboot(int method); + +#endif /* _KERNEL */ +#endif /* _SYS_REBOOT_H_ */ diff --git a/sys/include/sys/sio.h b/sys/include/sys/sio.h new file mode 100644 index 0000000..b4da6a8 --- /dev/null +++ b/sys/include/sys/sio.h @@ -0,0 +1,51 @@ +/* + * Copyright (c) 2023-2024 Ian Marco Moffett and the Osmora Team. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of Hyra nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef _SYS_SIO_H_ +#define _SYS_SIO_H_ + +#include <sys/types.h> + +#if defined(_KERNEL) + +/* + * System I/O transaction + * + * This structure describes a system I/O transaction + * and contains common fields that are used + * with system I/O. + */ +struct sio_txn { + void *buf; /* Source/dest buffer */ + off_t offset; /* Transfer offset */ + size_t len; /* Length in bytes */ +}; + +#endif /* _KERNEL */ +#endif /* _SYS_SIO_H_ */ diff --git a/sys/include/sys/spinlock.h b/sys/include/sys/spinlock.h new file mode 100644 index 0000000..42f6848 --- /dev/null +++ b/sys/include/sys/spinlock.h @@ -0,0 +1,46 @@ +/* + * Copyright (c) 2023-2024 Ian Marco Moffett and the Osmora Team. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of Hyra nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef _SYS_SPINLOCK_H_ +#define _SYS_SPINLOCK_H_ + +#include <sys/types.h> + +struct spinlock { + volatile bool lock; +}; + +#if defined(_KERNEL) + +void spinlock_acquire(struct spinlock *lock); +void spinlock_release(struct spinlock *lock); + +#endif + +#endif /* !_SYS_SPINLOCK_H_ */ diff --git a/sys/include/sys/syslog.h b/sys/include/sys/syslog.h new file mode 100644 index 0000000..9a044b9 --- /dev/null +++ b/sys/include/sys/syslog.h @@ -0,0 +1,43 @@ +/* + * Copyright (c) 2023-2024 Ian Marco Moffett and the Osmora Team. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of Hyra nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef _SYS_SYSLOG_H_ +#define _SYS_SYSLOG_H_ + +#include <stdarg.h> + +#if defined(_KERNEL) + +#define OMIT_TIMESTAMP "\x01" + +void kprintf(const char *fmt, ...); +void vkprintf(const char *fmt, va_list *ap); + +#endif /* !_KERNEL */ +#endif /* !_SYS_SYSLOG_H_ */ diff --git a/sys/include/sys/types.h b/sys/include/sys/types.h new file mode 100644 index 0000000..fad34c7 --- /dev/null +++ b/sys/include/sys/types.h @@ -0,0 +1,61 @@ +/* + * Copyright (c) 2023-2024 Ian Marco Moffett and the Osmora Team. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of Hyra nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef _SYS_TYPES_H_ +#define _SYS_TYPES_H_ + +#define true 1 +#define false 0 +#define NULL ((void *)0) + +typedef signed char int8_t; +typedef unsigned char uint8_t; +typedef short int16_t; +typedef unsigned short uint16_t; +typedef int int32_t; +typedef unsigned int uint32_t; +#if __SIZEOF_LONG__ == 8 +typedef long int64_t; +typedef unsigned long uint64_t; +#endif + +#if __SIZEOF_SIZE_T__ == 8 +typedef uint64_t size_t; +typedef int64_t ssize_t; /* Byte count or error */ +#elif __SIZEOF_SIZE_T__ == 4 +typedef uint32_t size_t; +typedef int32_t ssize_t; /* Byte count or error */ +#else +#error "Unsupported size_t size" +#endif + +typedef size_t uintptr_t; +typedef _Bool bool; + +#endif /* _SYS_TYPES_H_ */ diff --git a/sys/kern/init_main.c b/sys/kern/init_main.c new file mode 100644 index 0000000..d520542 --- /dev/null +++ b/sys/kern/init_main.c @@ -0,0 +1,49 @@ +/* + * Copyright (c) 2023-2024 Ian Marco Moffett and the Osmora Team. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of Hyra nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#include <sys/reboot.h> +#include <sys/syslog.h> +#include <dev/cons/cons.h> +#include <machine/cpu.h> + +int +main(void) +{ + /* Startup the console */ + cons_init(); + kprintf("Starting Hyra/%s v%s: %s\n", HYRA_ARCH, HYRA_VERSION, + HYRA_BUILDDATE); + + /* Startup the BSP */ + cpu_startup(); + + /* Nothing left to do... halt */ + cpu_reboot(REBOOT_HALT); + __builtin_unreachable(); +} diff --git a/sys/kern/kern_lock.c b/sys/kern/kern_lock.c new file mode 100644 index 0000000..9047a21 --- /dev/null +++ b/sys/kern/kern_lock.c @@ -0,0 +1,43 @@ +/* + * Copyright (c) 2023-2024 Ian Marco Moffett and the Osmora Team. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of Hyra nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#include <sys/spinlock.h> +#include <sys/types.h> + +void +spinlock_acquire(struct spinlock *lock) +{ + while (__atomic_test_and_set(&lock->lock, __ATOMIC_ACQUIRE)); +} + +void +spinlock_release(struct spinlock *lock) +{ + __atomic_clear(&lock->lock, __ATOMIC_RELEASE); +} diff --git a/sys/kern/kern_syslog.c b/sys/kern/kern_syslog.c new file mode 100644 index 0000000..5b009e7 --- /dev/null +++ b/sys/kern/kern_syslog.c @@ -0,0 +1,89 @@ +/* + * Copyright (c) 2023-2024 Ian Marco Moffett and the Osmora Team. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of Hyra nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#include <sys/syslog.h> +#include <sys/spinlock.h> +#include <dev/cons/cons.h> +#include <stdarg.h> +#include <string.h> + +/* Global logger lock */ +static struct spinlock lock = {0}; + +static void +syslog_write(const char *s, size_t len) +{ + const char *p = s; + + while (len--) { + cons_putch(&g_root_scr, *p); + ++p; + } +} + +/* + * XXX: Not serialized + */ +void +vkprintf(const char *fmt, va_list *ap) +{ + char buffer[1024] = {0}; + + vsnprintf(buffer, sizeof(buffer), fmt, *ap); + syslog_write(buffer, strlen(buffer)); +} + +void +kprintf(const char *fmt, ...) +{ + va_list ap; + char timestamp[64] = "[ 0.000000] "; + const char *fmt_p = fmt; + bool use_timestamp = true; + + /* + * If the first char is OMIT_TIMESTAMP, then we won't + * print out the timestamp. + */ + if (*fmt == OMIT_TIMESTAMP[0]) { + ++fmt_p; + use_timestamp = false; + } + + if (use_timestamp) { + syslog_write(timestamp, strlen(timestamp)); + } + + spinlock_acquire(&lock); + va_start(ap, fmt); + + vkprintf(fmt_p, &ap); + va_end(ap); + spinlock_release(&lock); +} diff --git a/sys/lib/string/itoa.c b/sys/lib/string/itoa.c new file mode 100644 index 0000000..34dd2bf --- /dev/null +++ b/sys/lib/string/itoa.c @@ -0,0 +1,135 @@ +/* + * Copyright (c) 2023-2024 Ian Marco Moffett and the Osmora Team. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of Hyra nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#include <sys/types.h> +#include <string.h> + +static char *itoa_base10_convert(int64_t value, char *buf); + +static char * +itoa_base10_convert(int64_t value, char *buf) +{ + size_t i; + uint8_t tmp; + bool is_negative; + + i = 0; + is_negative = false; + + if (value == 0) { + buf[i++] = '0'; + buf[i++] = '\0'; + return buf; + } + + if (value < 0) { + /* Easier to handle positive numbers */ + value *= -1; + is_negative = true; + } + + while (value > 0) { + buf[i++] = '0' + (value % 10); + value /= 10; + } + + if (is_negative) { + buf[i++] = '-'; + } + + buf[i--] = '\0'; + + /* Result is in reverse */ + for (int j = 0; j < i; ++j, --i) { + tmp = buf[j]; + buf[j] = buf[i]; + buf[i] = tmp; + } + + return buf; +} + +static char * +itoa_convert_base16(uint64_t n, char *buffer) +{ + bool pad; + uint8_t nibble; + uint8_t i, j, tmp; + const char *ascii_nums = "0123456789ABCDEF"; + + i = 0; + pad = false; + + if (n == 0) { + /* Zero, no need to parse */ + memcpy(buffer, "0x00\0", 5); + return buffer; + } + /* If one digit, pad out 2 later */ + if (n < 0x10) { + pad = true; + } + + while (n > 0) { + nibble = (uint8_t)n & 0x0F; + nibble = ascii_nums[nibble]; + buffer[i++] = nibble; + n >>= 4; /* Fetch next nibble */ + } + + if (pad) { + buffer[i++] = '0'; + } + + /* Add "0x" prefix */ + buffer[i++] = 'x'; + buffer[i++] = '0'; + buffer[i--] = '\0'; + + /* Unreverse the result */ + for (j = 0; j < i; ++j, --i) { + tmp = buffer[j]; + buffer[j] = buffer[i]; + buffer[i] = tmp; + } + return buffer; +} + +char * +itoa(int64_t value, char *buf, int base) +{ + switch (base) { + case 10: + return itoa_base10_convert(value, buf); + case 16: + return itoa_convert_base16(value, buf); + default: + return NULL; + } +} diff --git a/sys/lib/string/memcpy.c b/sys/lib/string/memcpy.c new file mode 100644 index 0000000..5fbb843 --- /dev/null +++ b/sys/lib/string/memcpy.c @@ -0,0 +1,40 @@ +/* + * Copyright (c) 2023-2024 Ian Marco Moffett and the Osmora Team. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of Hyra nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#include <string.h> + +void * +memcpy(void *dest, const void *src, size_t n) +{ + for (size_t i = 0; i < n; ++i) { + ((char *)dest)[i] = ((char *)src)[i]; + } + + return dest; +} diff --git a/sys/lib/string/strlen.c b/sys/lib/string/strlen.c new file mode 100644 index 0000000..85ccf23 --- /dev/null +++ b/sys/lib/string/strlen.c @@ -0,0 +1,40 @@ +/* + * Copyright (c) 2023-2024 Ian Marco Moffett and the Osmora Team. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of Hyra nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#include <string.h> + +size_t +strlen(const char *s) +{ + size_t len; + + len = 0; + while (s[len++]); + return len - 1; +} diff --git a/sys/lib/string/vsnprintf.c b/sys/lib/string/vsnprintf.c new file mode 100644 index 0000000..30127d8 --- /dev/null +++ b/sys/lib/string/vsnprintf.c @@ -0,0 +1,143 @@ +/* + * Copyright (c) 2023-2024 Ian Marco Moffett and the Osmora Team. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of Hyra nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#include <sys/types.h> +#include <string.h> +#include <stdarg.h> + +static inline void +printc(char *buf, size_t size, size_t *off, char c) +{ + if (*off < size - 1) { + buf[(*off)++] = c; + } + buf[*off] = 0; +} + +static void +printstr(char *buf, size_t size, size_t *off, const char *s) +{ + while (*off < size - 1 && *s != '\0') { + buf[(*off)++] = *(s)++; + } + buf[*off] = 0; +} + +int +snprintf(char *s, size_t size, const char *fmt, ...) +{ + va_list ap; + int ret; + + va_start(ap, fmt); + ret = vsnprintf(s, size, fmt, ap); + va_end(ap); + return ret; +} + +int +vsnprintf(char *s, size_t size, const char *fmt, va_list ap) +{ + size_t tmp_len, num_len, off = 0; + ssize_t num = 0; + char c, c1, num_buf[256] = {0}; + const char *tmp_str; + uint8_t pad_width = 0; + + while (off < (size - 1)) { + while (*fmt && *fmt != '%') { + printc(s, size, &off, *fmt++); + } + if (*(fmt)++ == '\0' || off == size - 1) { + return off; + } + + /* + * Handle a case where we have "%0N". For example: + * "%04d" + */ + if (*fmt == '0') { + ++fmt; + while (*fmt >= '0' && *fmt <= '9') { + pad_width = pad_width * 10 + (*fmt - '0'); + ++fmt; + } + } + + c = *fmt++; + switch (c) { + case 'c': + c1 = (char )va_arg(ap, int); + printc(s, size, &off, c1); + break; + case 'd': + num = va_arg(ap, int); + itoa(num, num_buf, 10); + + if (pad_width > 0) { + num_len = strlen(num_buf); + for (size_t i = num_len; i < pad_width; ++i) + printc(s, size, &off, '0'); + } + printstr(s, size, &off, num_buf); + break; + case 'p': + num = va_arg(ap, uint64_t); + itoa(num, num_buf, 16); + tmp_len = strlen(num_buf); + + /* Add '0x' prefix */ + printc(s, size, &off, '0'); + printc(s, size, &off, 'x'); + /* + * Now we pad this. + * + * XXX TODO: This assumes 64-bits, should be + * cleaned up. + */ + for (size_t i = 0; i < 18 - tmp_len; ++i) { + printc(s, size, &off, '0'); + } + printstr(s, size, &off, num_buf + 2); + break; + case 'x': + num = va_arg(ap, uint64_t); + itoa(num, num_buf, 16); + tmp_len = strlen(num_buf); + printstr(s, size, &off, num_buf + 2); + break; + case 's': + tmp_str = va_arg(ap, const char *); + printstr(s, size, &off, tmp_str); + break; + } + } + + return 0; +} diff --git a/tools/cross.sh b/tools/cross.sh new file mode 100644 index 0000000..52e7b1b --- /dev/null +++ b/tools/cross.sh @@ -0,0 +1,164 @@ +#!/bin/bash + +# +# Copyright (c) 2023-2024 Ian Marco Moffett and the Osmora Team. +# All rights reserved. +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions are met: +# +# 1. Redistributions of source code must retain the above copyright notice, +# this list of conditions and the following disclaimer. +# 2. Redistributions in binary form must reproduce the above copyright +# notice, this list of conditions and the following disclaimer in the +# documentation and/or other materials provided with the distribution. +# 3. Neither the name of Hyra nor the names of its contributors may be used +# to endorse or promote products derived from this software without +# specific prior written permission. +# +# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" +# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE +# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR +# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF +# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS +# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN +# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) +# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE +# POSSIBILITY OF SUCH DAMAGE. +# + +################################################################ +# Toolchain configuration +################################################################ + +set -e + +if [ "$1" == "amd64" ] +then + TARGET="x86_64-hyra" +else + TARGET="$1-elf" +fi + +BINUTILS_VERSION=2.42 +GCC_VERSION=13.2.0 +BINUTILS_NAME="binutils-$BINUTILS_VERSION" +BINUTILS_TARBALL="$BINUTILS_NAME.tar.xz" +BINUTILS_URL="https://ftp.gnu.org/gnu/binutils/$BINUTILS_TARBALL" +GCC_NAME="gcc-$GCC_VERSION" +GCC_TARBALL="$GCC_NAME.tar.xz" +GCC_URL="https://ftp.gnu.org/gnu/gcc/gcc-$GCC_VERSION/$GCC_TARBALL" + +# Remove debugging information, it takes up a lot of space +export CFLAGS="-g0" +export CXXFLAGS="-g0" + +# System-dependent configuration +SYSTEM_NAME="$(uname -s)" +MAKE="make" +NPROC="nproc" +if [ "$SYSTEM_NAME" = "OpenBSD" ]; then + MAKE="gmake" + NPROC="sysctl -n hw.ncpuonline" +elif [ "$SYSTEM_NAME" = "FreeBSD" ]; then + MAKE="gmake" + NPROC="sysctl -n hw.ncpu" +elif [ "$SYSTEM_NAME" = "Darwin" ]; then + NPROC="sysctl -n hw.ncpu" +fi +CORES="$($NPROC)" + +# Set build paths +PREFIX="$(pwd)/cross" +export PATH="$PREFIX/bin:$PATH" + +# Create build directory +mkdir -p "$PREFIX/build" +cd "$PREFIX/build" + +################################################################ +# Download and extract sources +################################################################ + +if [ ! -f $BINUTILS_TARBALL ]; then + echo "Downloading binutils..." + curl $BINUTILS_URL -o $BINUTILS_TARBALL +fi +if [ ! -f $GCC_TARBALL ]; then + echo "Downloading gcc..." + curl $GCC_URL -o $GCC_TARBALL +fi + +echo "Extracting binutils..." +rm -rf $BINUTILS_NAME +tar -xf $BINUTILS_TARBALL +echo "Extracting gcc..." +rm -rf $GCC_NAME +tar -xf $GCC_TARBALL + +################################################################ +# Build packages +################################################################ + +echo "Removing previous builds..." +rm -rf build-gcc build-binutils + +# Binutils build +clear +mkdir build-binutils + +echo "Applying binutils patch" +cp -r $BINUTILS_NAME $BINUTILS_NAME-copy +patch -s -p0 < ../../builddeps/binutils.patch +rm -rf $BINUTILS_NAME-copy + +echo "Configuring $BINUTILS_NAME..." +cd build-binutils +../$BINUTILS_NAME/configure --target="$TARGET" --prefix="$PREFIX" --with-sysroot --disable-nls --disable-werror --enable-targets=all +echo "Building $BINUTILS_NAME..." +$MAKE -j$CORES +echo "Installing $BINUTILS_NAME..." +$MAKE install +echo "Cleaning $BINUTILS_NAME..." +cd .. +rm -rf $BINUTILS_NAME build-binutils + +# GCC build +clear +echo "Downloading prerequisites for $GCC_NAME..." +cd $GCC_NAME +contrib/download_prerequisites +cd .. + +echo "Applying GCC patch" +cp -r $GCC_NAME $GCC_NAME-copy +patch -s -p0 < ../../builddeps/gcc.patch +rm -rf $GCC_NAME-copy + +echo "Configuring $GCC_NAME..." +mkdir build-gcc +cd build-gcc +../$GCC_NAME/configure --target="$TARGET" --with-sysroot=/ --prefix="$PREFIX" --disable-nls --enable-languages=c,c++,lto --disable-multilib +echo "Building all-gcc..." +$MAKE all-gcc -j"$CORES" +echo "Building all-target-libgcc..." +$MAKE all-target-libgcc -j"$CORES" +echo "Installing $GCC_NAME..." +$MAKE install-gcc +echo "Installing target-libgcc..." +$MAKE install-target-libgcc +echo "Cleaning $GCC_NAME..." +cd .. +rm -rf $GCC_NAME build-gcc + +################################################################ +# Cleanup +################################################################ + +clear +"$TARGET"-ld -v +"$TARGET"-gcc --version | head -n1 +echo "Build complete, binaries are in $PREFIX" +echo "Finished in $(($SECONDS / 60)) minutes and $(($SECONDS % 60)) seconds" diff --git a/tools/kconf/.gitignore b/tools/kconf/.gitignore new file mode 100644 index 0000000..4b51a2a --- /dev/null +++ b/tools/kconf/.gitignore @@ -0,0 +1,4 @@ +*.tab.c +*.tab.h +*.yy.c +kconf diff --git a/tools/kconf/Makefile b/tools/kconf/Makefile new file mode 100644 index 0000000..c6df7ee --- /dev/null +++ b/tools/kconf/Makefile @@ -0,0 +1,9 @@ +kconf: + bison -d grammer.y + flex scan.l + gcc lex.yy.c grammer.tab.c -lfl -o kconf + +clean: + rm grammer.tab.* + rm lex.yy.c + rm kconf diff --git a/tools/kconf/grammer.y b/tools/kconf/grammer.y new file mode 100644 index 0000000..2f131fc --- /dev/null +++ b/tools/kconf/grammer.y @@ -0,0 +1,86 @@ +/* + * Copyright (c) 2023-2024 Ian Marco Moffett and the Osmora Team. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of Hyra nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +%{ +#include <stdio.h> +#include <stdlib.h> + +int yylex(); +int yyerror(char *s); +%} + +%union { + char *str; + int num; +} + +%token OPTION SETVAL +%token <str> IDENTIFIER +%token YES NO +%token NUMBER STRING + +%type <str> str STRING +%type <num> yes_or_no YES NO +%type <num> num NUMBER + +%% + +input: + | line input + ; + +line: OPTION IDENTIFIER yes_or_no { + printf("-D__%s=%d ", $2, $3); + free($2); + } + | SETVAL IDENTIFIER num { + printf("-D__%s=%d " , $2, $3); + free($2); + } + | SETVAL IDENTIFIER str { + printf("-D__%s=%s ", $2, $3); + free($2); + free($3); + } + +yes_or_no: YES { $$ = 1; } + | NO { $$ = 0; } + ; + +num: NUMBER { $$ = $1; } +str: STRING { $$ = $1; } + +%% + +int +main(void) +{ + yyparse(); + printf("\n"); +} diff --git a/tools/kconf/scan.l b/tools/kconf/scan.l new file mode 100644 index 0000000..e416241 --- /dev/null +++ b/tools/kconf/scan.l @@ -0,0 +1,60 @@ +/* + * Copyright (c) 2023-2024 Ian Marco Moffett and the Osmora Team. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of Hyra nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +%{ + #include <stdio.h> + #include <stdlib.h> + #include "grammer.tab.h" + + int yyerror(char *e); +%} + +%% + +"option" { return OPTION; } +"setval" { return SETVAL; } +"yes" { return YES; } +"no" { return NO; } +\"([^\"])*\" { yylval.str = strdup(yytext); return STRING; } +[a-zA-Z_][a-zA-Z0-9_]+ { yylval.str = strdup(yytext); return IDENTIFIER; } +[0-9]+ { yylval.num = atoi(yytext); return NUMBER; } +[ \t] { /* Ignore */ } +[\/\/.*] { /* Ignore */ } +\n { /* IGnore */ } +"//".* { /* Ignore */ } +. { /* Ignore */ } + +%% + +int +yyerror(char *e) +{ + printf("\n** kconf: %s **", e); + return 0; +} diff --git a/tools/ksyms b/tools/ksyms new file mode 100755 index 0000000..643c3e1 --- /dev/null +++ b/tools/ksyms @@ -0,0 +1,12 @@ +#!/usr/bin/env bash + +rm -f $1 +printf "#ifndef _KSYMS_H_\n" > $1 +printf "#define _KSYMS_H_\n\n" >> $1 +printf "#include <sys/types.h>\n\nstruct kernel_symbol" >> $1 +printf " {\n\tuint64_t addr;\n\tchar* name;\n};\n\n" >> $1 +printf "const struct kernel_symbol g_ksym_table[] = {\n" >> $1 +nm $2 | grep " [tT] " | awk '{ print " { .addr = 0x"$1", .name = \""$3"\" }," }' | sort >> $1 +printf " { .addr = (size_t)-1, .name = \"\" }\n};\n\n" >> $1 +printf "const int ksym_elem_count = sizeof(g_ksym_table) / sizeof(*g_ksym_table);\n" >> $1 +printf "\n#endif /* !_KSYMS_H_ */\n" >> $1 diff --git a/tools/update-copyright b/tools/update-copyright new file mode 100755 index 0000000..0f2ba80 --- /dev/null +++ b/tools/update-copyright @@ -0,0 +1,11 @@ +#!/bin/bash + +# Set the current year as a variable +current_year=$(date +"%Y") + +# Find all files in the sys/ directory and its subdirectories +find . -type f -print0 | while read -d $'\0' file +do + # Replace the old copyright notice with the new one + sed -i "s/\(Copyright (c) \)2023-[0-9]\{4\}\(.*\)/\12023-${current_year}\2/g" "${file}" +done |