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authorIan Moffett <ian@osmora.org>2024-06-24 22:55:29 -0400
committerIan Moffett <ian@osmora.org>2024-06-24 22:55:29 -0400
commit236963e7563be3e3f8220dac7bb4af446928e194 (patch)
treee521ea226db0345bbb3679fffe09d96254b7dc73 /sys/vm/vm_init.c
parent214eadc62b5578f76c98a38a28f8b3d80ac4d6ad (diff)
Clean out for expt
Signed-off-by: Ian Moffett <ian@osmora.org>
Diffstat (limited to 'sys/vm/vm_init.c')
-rw-r--r--sys/vm/vm_init.c91
1 files changed, 0 insertions, 91 deletions
diff --git a/sys/vm/vm_init.c b/sys/vm/vm_init.c
deleted file mode 100644
index 3087e6e..0000000
--- a/sys/vm/vm_init.c
+++ /dev/null
@@ -1,91 +0,0 @@
-/*
- * 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 <vm/vm.h>
-#include <vm/physseg.h>
-#include <vm/pmap.h>
-#include <sys/panic.h>
-#include <assert.h>
-
-/*
- * XXX: As of now, these are constant... It would be nice if we could
- * have this value expanded upon request so we can keep it small
- * to not hog up resources. Would make it more flexible too :^)
- */
-#define DYNALLOC_POOL_SZ 0x400000 /* 4 MiB */
-#define DYNALLOC_POOL_PAGES (DYNALLOC_POOL_SZ / vm_get_page_size())
-
-static volatile struct vas kernel_vas;
-
-/*
- * TODO: Move this to a per CPU structure, this kinda sucks
- * how it is right now...
- */
-static struct vm_ctx bsp_vm_ctx = {0};
-
-volatile struct limine_hhdm_request g_hhdm_request = {
- .id = LIMINE_HHDM_REQUEST,
- .revision = 0
-};
-
-struct vm_ctx *
-vm_get_ctx(void)
-{
- return &bsp_vm_ctx;
-}
-
-/*
- * Return the kernel VAS.
- */
-struct vas
-vm_get_kvas(void)
-{
- return kernel_vas;
-}
-
-void
-vm_init(void)
-{
- void *pool_va;
-
- kernel_vas = pmap_read_vas();
- if (pmap_init(vm_get_ctx()) != 0) {
- panic("Failed to init pmap layer\n");
- }
-
- /* Setup virtual memory context */
- bsp_vm_ctx.dynalloc_pool_sz = DYNALLOC_POOL_SZ;
- bsp_vm_ctx.dynalloc_pool_phys = vm_alloc_pageframe(DYNALLOC_POOL_PAGES);
- if (bsp_vm_ctx.dynalloc_pool_phys == 0) {
- panic("Failed to allocate dynamic pool\n");
- }
- pool_va = PHYS_TO_VIRT(bsp_vm_ctx.dynalloc_pool_phys);
- bsp_vm_ctx.tlsf_ctx = tlsf_create_with_pool(pool_va, DYNALLOC_POOL_SZ);
- __assert(bsp_vm_ctx.tlsf_ctx != 0);
-}