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f683b8fd17
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16 KiB stage2
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2024-10-14 17:58:30 -04:00 |
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56c18d8457
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correct drive_num argument on read_disk_raw
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2024-10-14 13:18:41 -04:00 |
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cfda93048b
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replace text documentation with markdown
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2024-10-14 10:44:44 -04:00 |
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c49de28a15
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use bochs magic breakpoints in the error printer
makes it easier to get a good state to do some investigating before reseting.
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2024-10-13 20:53:13 -04:00 |
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cd833184da
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use bx addressing in read_disk_raw
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2024-10-13 20:51:16 -04:00 |
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f51d8b4142
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initial work on a macro to call read_disk_raw
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2024-10-13 16:37:52 -04:00 |
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3693eca940
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add reserved space for jmp short init at the start, technically this is part of the bpb anyways
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2024-10-13 16:37:29 -04:00 |
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a383f7cfb4
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remove defs for memory locations (moving to bss)
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2024-10-13 16:36:55 -04:00 |
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eb97aac673
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relocate code sections to end up with stage2 starting at 0x500
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2024-10-12 22:14:47 -04:00 |
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c60bad1066
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reduced stage2 to 24KiB
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2024-10-12 22:13:12 -04:00 |
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050f90517a
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follow standard proceedure and reallocate the mbr to 0x600
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2024-10-12 21:21:43 -04:00 |
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555cf1271b
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partially roll back changing the segment to 0x07E0
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2024-10-12 20:25:04 -04:00 |
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b49b2bae68
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correct typo
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2024-10-12 15:39:16 -04:00 |
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5abbfa4d15
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definition corrections in part table stuff
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2024-10-12 15:39:04 -04:00 |
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ac6ad77249
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renamed mem.inc and removed unused items
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2024-10-12 15:38:24 -04:00 |
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bc89850c00
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first version of kmemcpy5/kmemset4
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2024-10-12 14:48:26 -04:00 |
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12fc8a1e37
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use NASM defined size value from structure macro
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2024-10-12 12:58:32 -04:00 |
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baa146bef5
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BIOSMemoryMap is a location in bss now, use lea
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2024-10-12 12:58:16 -04:00 |
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5a74cd86ad
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moved stuff that is only referenced in Stage2 to stage2 bss
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2024-10-12 12:55:29 -04:00 |
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9cde0333e6
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remove PRINT_FUNC macro...this isn't it chief
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2024-10-12 11:27:55 -04:00 |
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a3f0684c85
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added bochs debug wrappers
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2024-10-11 19:03:27 -04:00 |
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a8da6eef72
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split e820 bios call documentation to its own file under docs/
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2024-10-11 17:20:53 -04:00 |
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d9e46f5571
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correct src size in op
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2024-10-11 16:52:57 -04:00 |
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0250d9351d
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inlined ClusterToLBA
removed caller save kludge for now
init first_root_dir_sector from ebpb data
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2024-10-11 15:55:24 -04:00 |
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e8fb22c826
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somewhat of a cludge, but added a macro to save all caller saved regs
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2024-10-11 14:25:01 -04:00 |
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3a819a685a
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use kmemset to 0 out fat32_state in InitFATDriver
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2024-10-11 13:00:45 -04:00 |
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5ccd2fb12f
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reduce proceedure local storage to 16 bytes
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2024-10-11 12:59:36 -04:00 |
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d88b1bcb70
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use gs for vesa framebuffer (was fs)
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2024-10-08 20:23:16 -04:00 |
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09d33086a0
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converted error handler to a 16bit far jump
optimized the early error printer a bit to save some bytes
removed DEBUG_HCF macro
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2024-10-08 08:53:30 -04:00 |
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8e05e071e8
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renamed files to show code vs defs
files that actually include code should be in .nasm files
defines/macros/non-code should be in .inc files
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2024-10-07 20:41:15 -04:00 |
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4c4c3b0e27
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fixed read_disk_raw in ReadFATCluster
boot_drive and partition_offset are global pointers now
removed an extra error from mbr disk read
and some general formating and cleanup 😅
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2024-10-05 20:14:00 -04:00 |
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f5f5a330cd
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tons more work on modularizing the code
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2024-10-05 18:55:00 -04:00 |
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446dd451be
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more modularization and updating date in MIT licence header
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2024-10-05 13:35:39 -04:00 |
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64f2453d61
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typo fix
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2024-10-05 12:16:31 -04:00 |
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867232890e
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Move fat32 and BIOS functions to their own files
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2024-10-05 12:04:40 -04:00 |
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a0df1cb100
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remove the dword stack macros and just use the 32bit override
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2024-10-05 10:13:18 -04:00 |
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6b2b1d2fc9
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change test kernel stage name
also pointed up a bug in memory.inc
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2024-10-04 22:17:35 -04:00 |
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aae0d6b5b3
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increased disk size and moved bpb/ebpb a bit
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2024-10-04 14:26:10 -04:00 |
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c1c6b25e6e
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remove old kmem functions
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2024-10-04 09:57:32 -04:00 |
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438b784f2d
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kmemset and kmemcpy cdecl16 versions
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2024-10-04 09:53:01 -04:00 |
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abd8cba080
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seperate error code for reading disk in mbr vs vbr vs stage2
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2024-10-04 09:52:24 -04:00 |
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d0635f4f3a
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add macros to prevent __CDECL16 stuff from being defined multiple times
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2024-10-04 09:51:44 -04:00 |
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d16323bac1
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remove this and add it back to vbr.nasm
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2024-10-03 20:59:25 -04:00 |
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339216f6a2
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add forked functions and remove from memory.inc for kmem*
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2024-10-03 19:53:11 -04:00 |
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f8585889f1
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forking kmemset functions for stage2 usage
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2024-10-03 19:52:24 -04:00 |
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51d77eda6f
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forking kmemset functions to be updated later for mbr/vbr
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2024-10-03 19:52:00 -04:00 |
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91c37df3d0
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update some of the dword stack macros
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2024-10-03 19:33:07 -04:00 |
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3f72d5ad31
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move E820 function desc to memory.inc
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2024-10-03 18:14:04 -04:00 |
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0c36f9f1fd
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added entry & exit macros
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2024-10-03 14:46:47 -04:00 |
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f3de54fa9d
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moved reservation for bpb to a include
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2024-10-02 10:25:59 -04:00 |
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