diff options
Diffstat (limited to 'kernel/features/mm.c')
| -rw-r--r-- | kernel/features/mm.c | 15 |
1 files changed, 1 insertions, 14 deletions
diff --git a/kernel/features/mm.c b/kernel/features/mm.c index 9dd425e..e60e2b5 100644 --- a/kernel/features/mm.c +++ b/kernel/features/mm.c @@ -740,25 +740,12 @@ CLEAR void memory_install(void) memory_used = 0; printf("Detected memory: %dKiB (%dMiB)\n", memory_total >> 10, memory_total >> 20); - // Set first MiB 'used' (bootloader(s), VESA tables, memory maps, ...) - //physical_set_used(memory_range(0, 0x00100000)); - // Map kernel memory_map_identity(&kernel_dir, kernel_ro_memory_range(), MEMORY_READONLY); memory_map_identity(&kernel_dir, kernel_rw_memory_range(), MEMORY_NONE); - // Map kernel stack with readonly boundaries (stack grows downwards!) - memory_map_identity(&kernel_dir, memory_range(STACK_START - STACK_SIZE, STACK_SIZE), - MEMORY_NONE); - memory_map_identity(&kernel_dir, - memory_range(STACK_START - STACK_SIZE - PAGE_SIZE, PAGE_SIZE), - MEMORY_READONLY); - memory_map_identity(&kernel_dir, memory_range(STACK_START, PAGE_SIZE), MEMORY_READONLY); - // Map framebuffer - /* memory_map_identity(&kernel_dir, memory_range_around((u32)vid_info->vbe, 0x1000), */ - /* MEMORY_NONE); */ - /* fb_map_buffer(virtual_kernel_dir(), vid_info); */ + memory_map_identity(&kernel_dir, memory_range_around(multiboot_vbe(), 0x1000), MEMORY_NONE); // Unmap NULL byte/page struct memory_range zero = memory_range(0, PAGE_SIZE); |