|
47037ad708
|
debug rom: implement cmd loop
|
2020-05-13 19:48:57 +00:00 |
|
|
064b6ff6af
|
debug.rom: re-implement displaying flags and returning to code
|
2020-05-12 21:27:48 +00:00 |
|
|
c8adeb35d2
|
Drop debug.drv, rework debug rom instead
|
2020-05-12 20:47:34 +00:00 |
|
|
2569dde385
|
Add WIP for new debugger
|
2020-05-11 22:23:27 +00:00 |
|
|
5129a5499e
|
Implement calculation of number of clusters
|
2020-05-11 21:19:51 +00:00 |
|
|
efb5ad146c
|
Dummy for loading rdos drvs via option rom
|
2020-05-11 20:50:32 +00:00 |
|
|
1b42f1a480
|
Implement calculation for FAT position
|
2020-05-10 16:47:48 +00:00 |
|
|
2cb39a4ff1
|
Implement lba read
|
2020-05-08 20:48:23 +00:00 |
|
|
a472c396e7
|
Implement reading of BPB from FAT partition
|
2020-05-07 22:56:37 +00:00 |
|
|
8d28dc9f85
|
Implement reading of partition offset and size
|
2020-05-06 20:28:30 +00:00 |
|
|
9377924eab
|
Implement reading geometry info from floppy BPB
|
2020-05-04 19:49:26 +00:00 |
|
|
6317d48396
|
Write down some roadmap
|
2020-05-03 19:05:00 +02:00 |
|
|
36f4673c91
|
Another attempt on disk i/o
|
2020-05-02 23:57:23 +02:00 |
|
|
404825387b
|
mbr: make use of BPB includes
|
2020-04-30 20:22:14 +02:00 |
|
|
6d1befb49f
|
kernel/diskio: EBIOS access is first class citizen in kernel
|
2020-04-28 22:09:56 +02:00 |
|
|
b73bfbe043
|
Split out kernel components in kernel/
|
2020-04-27 15:56:41 +02:00 |
|
|
2d949a01f8
|
Implement whacky first version for 25h disk read
|
2020-04-26 23:14:34 +02:00 |
|
|
43e5cd6379
|
Direct console input: Dont return non-ascii keypresses
|
2020-04-25 21:54:15 +02:00 |
|
|
da41f6b0e2
|
Rework early startup and fix bss memory reservation
|
2020-04-23 21:49:10 +02:00 |
|
|
4804bf28ea
|
Place variables into area after binary
|
2020-04-23 21:36:20 +02:00 |
|
|
3619a20703
|
Implement some console i/o
|
2020-04-23 21:35:28 +02:00 |
|
|
035b69db10
|
fat.bs: Implement correctly for FAT12
|
2020-04-22 21:45:40 +02:00 |
|
|
34ef468aa9
|
fat.bs: Smaller BPB size when not FAT32
|
2020-04-22 21:45:06 +02:00 |
|
|
63e85af62f
|
Fix building of hdd image
|
2020-04-22 21:44:43 +02:00 |
|
|
abc7b563cd
|
Revamp MBR
New features:
- ES:DI (potential PnP structure) is preserved
- FAT detection now works by checking for BPB values
- Uses booterr procedure
|
2020-04-21 23:27:00 +02:00 |
|
|
bbfcd42f61
|
Set up interrupt table at startup directly (less code), not calling setint
|
2020-04-21 20:22:42 +02:00 |
|
|
94829aed1e
|
qemu-hdd: Use hdd image with full partition table
|
2020-04-21 20:22:32 +02:00 |
|
|
22c1d45e59
|
Start document on EGA video
|
2020-04-20 21:41:42 +02:00 |
|
|
13e32675a1
|
Ship documentation on bios data area
|
2020-04-20 21:24:29 +02:00 |
|
|
f8788720f5
|
Implement int 28h: Idle callout
|
2020-04-20 19:21:02 +02:00 |
|
|
40065266f3
|
Implement int 29h: Fast console output
|
2020-04-20 19:20:43 +02:00 |
|
|
c5088789f9
|
Proof kernel against being invoked via 0x7C0:0
|
2020-04-19 15:14:10 +02:00 |
|
|
97f26c1f89
|
Remove stack switching, implement some syscalls
|
2020-04-19 00:35:31 +02:00 |
|
|
c1c012c5fc
|
Make getint and setint reuse cs segment
|
2020-04-18 23:44:16 +02:00 |
|
|
4a92c4bc1e
|
Drop MCBs as mean to manage memory
|
2020-04-18 22:59:46 +02:00 |
|
|
f7d3d5c62f
|
Fix addressing mistake when splitting MCB
|
2020-04-17 23:59:57 +02:00 |
|
|
6d38a313c7
|
Implement MCB splitting
|
2020-04-17 23:33:42 +02:00 |
|
|
6c165f40c0
|
Create basic MCB at boot
|
2020-04-17 01:24:23 +02:00 |
|
|
70a675442a
|
Reorder disk access and fix missing si setting
|
2020-04-16 23:04:06 +02:00 |
|
|
27e4dec580
|
Implement loading BPB from media
|
2020-04-15 23:51:07 +02:00 |
|
|
23ddd6b41a
|
Implement some PoC of reading from disk
|
2020-04-15 00:17:58 +02:00 |
|
|
6b49a20865
|
Implement syscall subfunction jump table
|
2020-04-13 18:03:54 +02:00 |
|
|
39ef1f9a3e
|
Implement some syscall handling
|
2020-04-13 13:53:21 +00:00 |
|
|
6ba3e0c071
|
Implement stack switching for dos syscall entry point
|
2020-04-10 15:00:26 +00:00 |
|
|
f46871502c
|
Pave way for supporting FAT16 and FAT12
|
2020-04-06 19:20:15 +00:00 |
|
|
e34accfcff
|
Improve support for auto-selecting LBA addressing
|
2020-04-04 21:05:44 +00:00 |
|
|
1c6268798c
|
Fix rom builds
|
2020-04-04 21:04:36 +00:00 |
|
|
3b438074ef
|
Reorder fat32 bootsector to reduce number of calls/rets
|
2020-04-04 16:03:02 +00:00 |
|
|
1e99086fc6
|
Add CHS+LBA dual support for boot sector
|
2020-04-04 14:29:33 +00:00 |
|
|
dc5e437c2d
|
Revert "Remove unused stuff"
debug rom still uses printf
This reverts commit a9fa3d355e .
|
2020-04-04 11:41:01 +00:00 |
|