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20 hourskern: os: Support up to 8 max namespacesIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
23 hoursdocs: Add initial PCI(e) documentationIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
24 hourskern: filedes: Write non standard streamsIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
24 hourskern: filedes: Fix erroneous sizeof()Ian Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
24 hourskern: filedes: Add missing whitespaceIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
24 hourskern: filedes: Ignore unitialized vnodesIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
24 hourskern: vfs: Add write vop to vnodesIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
24 hourskern: syscall: Add SYS_open to syscall tableIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
27 hourslib: libc: Add fcntl.h headerIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
27 hourskern: os: Verify access semantics in fd_write()Ian Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
27 hourskern: filedes: Duplicate FDs for standard streamsIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
27 hourskern: filedes: Save the mode in fd_open()Ian Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
27 hoursos: vnode: Add refcounts to vnodesIan Moffett
Keep track of how many referencing are on a vnode so one isn't freed early while another object is still using it. Signed-off-by: Ian Moffett <ian@osmora.org>
42 hoursFix conflictsIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
42 hourslib: libc: Add SYS_open system call interfaceIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
42 hourskern: filedes: Add SYS_open system callIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
42 hourskern: filedesc: Add fd_open() functionIan Moffett
Introduce the fd_open() function as apart of the kernel file descriptor API to open a file and get a file descriptor. Signed-off-by: Ian Moffett <ian@osmora.org>
44 hourslib: libc: Add mount syscall interfaceIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
44 hourskern: Add /dev/nullIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
46 hourskern: syscall: Add SYS_mount syscallIan Moffett
This commit introduces the system call for mounting filesystems. As of now, only the fstype and target params are supported Signed-off-by: Ian Moffett <ian@osmora.org>
2 daysusb: Add EHCI skeletonIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
3 dayskern: syscall: Add initial SYS_spawn syscallIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
3 dayskern: proc: Add initial spawn functionIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
3 dayskern: proc: Add process environment blockIan Moffett
Introduce a process environment block structure to pass information such as arguments, argument counts, etc to the process during startup without having to make a mess on the stack Signed-off-by: Ian Moffett <ian@osmora.org>
3 dayskern/amd64: mp: Initialize sched queue per coreIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
3 dayskern: os: Add copyinstr()Ian Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
3 daysbuild: Use toolchain for user programsIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
3 dayskern: ns: Increment object count upon entryIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
5 daysnp: codegen: Support returning symbols / stringsIan Moffett
Introduce support for returning symbols or strings in memory by using the symbol table and REX prefixes for 64-bit register accesses Signed-off-by: Ian Moffett <ian@osmora.org>
5 daysnp: parse: Add symbol listIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
5 daysnp: symbol: Ensure of assigned name and IDIan Moffett
This commit adds a lookup ID to each symbol as well as ensuring that they have a defined name even if the requested one is NULL Signed-off-by: Ian Moffett <ian@osmora.org>
5 daysnp: piir: Add bitmap based register allocationIan Moffett
Introduce register allocation via a bitmap where each bit corresponds to a specific register index. Signed-off-by: Ian Moffett <ian@osmora.org>
6 daysnp: Remove deprecated ast_root fieldIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
6 daysnp: symbol: Introduce symbol table + symbol cacheIan Moffett
This commit introduces a way to allocate and store symbols as structures consiting of a name and an address. We also provide a way to cache lookups to provide faster access. Signed-off-by: Ian Moffett <ian@osmora.org>
6 daysnp: lex: Introduce string tokensIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
6 daysnp/amd64: piir: Add 32-bit register ID listIan Moffett
This commit adds a 32-bit register ID list as well as the beginning of ABI specific values Signed-off-by: Ian Moffett <ian@osmora.org>
6 dayskern: np: Add support for return statementsIan Moffett
This commit introduces lexical, parsing and code generation support for the return statements. As of now, one is only able to return unsigned integers but this will be expanded upon in the future Signed-off-by: Ian Moffett <ian@osmora.org>
6 daysnp: backend: Add backend pirho sourcesIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
6 daysnp: piir: Annotate IR bytesIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
6 daysnp: codegen: Deprecate AST in favor of stackgenIan Moffett
Deprecate the usage of abstract syntax treats in favor of the much saner stack machines + IR usage Signed-off-by: Ian Moffett <ian@osmora.org>
6 daysnp: codegen: Implement initial stack based codegenIan Moffett
This commit introduces the groundwork for the AMD64 PIIR backend. We will not follow through with the plans of using abstract syntax trees as they'll overly complicate the project. Instead we'll utilize a ring buffer to store the list of instructions and a stack machine for the IR code. Signed-off-by: Ian Moffett <ian@osmora.org>
7 dayskern: np: Create codegen/ directoryIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
7 daysnp: parse: Allocate new PIIR stack into work descIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
7 dayskern: np: Add initial IR engine (PIIR)Ian Moffett
This commit introduces the initial sources for the intermediate representation (IR) engine [called PIIR (PI-IR)] to PIRHO PIIR: [NOUN]: border, boundary, frontier Signed-off-by: Ian Moffett <ian@osmora.org>
7 dayskern: np: Add credit to parser and lexerIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
7 daysnp: parse: Improve error message clarityIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
7 daysnp: parse: Fix typo in error logIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
7 daysnp: parse: Create proc AST, handle end/begin, ...Ian Moffett
This commit introduces AST object types and AST integer type definitions. We also now keep track of how deep we are in begin/end tags. - Introduce parsing for TT_BEGIN - Introduce parsing for TT_END Signed-off-by: Ian Moffett <ian@osmora.org>
7 daysnp: lex: Add LEX_EOF defineIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
7 daysnp: Add signed integer typesIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
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