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6cbcc3efca
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Experimental cache.asm not checked in yet
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2019-09-10 22:03:50 +00:00 |
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d5ba0f3e30
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Remove intr function not in line with int 21h
If we have them, use them for setting up ourselves
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2019-09-10 21:50:58 +00:00 |
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e86bde72f8
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Rework interrupt handling, realign stuff for relative jumps
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2019-09-10 21:38:52 +00:00 |
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cd258ccbe4
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Work on interrupt subfunctions, remove drvtab experiments
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2019-09-08 15:18:37 +00:00 |
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d853b87ec7
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Use COM-based format, get bootloader working
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2019-09-08 01:04:01 +00:00 |
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11b4d07dc1
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Split up kernel and debug rom
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2019-09-06 23:42:39 +00:00 |
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4fa383bb2e
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Add basic 21h functions
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2019-09-05 22:24:39 +00:00 |
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b1e9b75693
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Remove unused nop area
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2019-09-04 16:41:07 +00:00 |
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a0adadeaf4
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Add drive table initialisation
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2019-09-03 10:58:06 +00:00 |
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e6e75082e3
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Register IV 1 and 3 per default
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2019-09-01 14:16:47 +00:00 |
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dcbb719488
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Fix broken intr_load, use LDS instruction
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2019-09-01 14:15:26 +00:00 |
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de90b9cfd1
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Routine for loading far ptr from IVT
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2019-09-01 14:05:40 +00:00 |
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809a959608
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Improve register hygiene for interrupt setup
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2019-09-01 13:48:28 +00:00 |
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b5cc332a02
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Remove malloc, pursue a more DOS-like MM approach
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2019-09-01 13:46:48 +00:00 |
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abe7d1c5f4
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Add free_sector
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2019-08-31 12:00:33 +00:00 |
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ffe6eb0904
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Add malloc_sector
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2019-08-31 11:57:15 +00:00 |
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126e3aae74
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implement malloc and free for default 16 byte paragraphs
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2019-08-30 23:15:20 +00:00 |
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4e188235f9
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Add malloc table dump
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2019-08-30 22:18:05 +00:00 |
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aec0218ccf
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Mark reserved memory ranges as allocated on start
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2019-08-30 21:48:39 +00:00 |
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9443996f56
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Notes on malloc functions
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2019-08-30 17:43:46 +00:00 |
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385bf15414
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Add malloc
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2019-08-30 17:40:47 +00:00 |
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a0ea232b7c
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Remove attempt of ramdisk layer
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2019-06-24 16:50:51 +00:00 |
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4b35c68345
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debugger: Use opcode order for arithmetic register display
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2019-06-24 16:49:36 +00:00 |
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8aafa98c6a
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Revamp debugger, including support for printing padded numbers
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2019-05-05 11:18:55 +00:00 |
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dab565ee41
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debug ISR: display flags
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2019-05-02 21:06:02 +00:00 |
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ff552ac242
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Prevent announce from spoiling DS
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2019-05-02 20:26:11 +00:00 |
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932aa06874
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Add back vendor strings
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2019-05-02 20:25:50 +00:00 |
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e47d107b5f
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Remove dosapi stub, not intended to implement
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2019-05-02 20:21:31 +00:00 |
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90c6b3dcca
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Remove unused hma and heap code
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2019-05-02 20:16:37 +00:00 |
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0622188353
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Get rid of pre-tables for interrupts and kprintf
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2019-05-02 20:14:31 +00:00 |
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49ae13c73a
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debug: use printf instead of kprintf
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2019-05-02 20:12:45 +00:00 |
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bc6a49c54d
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Implement ramdisk i/o, advance kernel printf
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2019-04-28 22:01:30 +00:00 |
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d8fe1b211c
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Change kernel blob format to be option rom compatible
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2019-04-20 21:02:35 +00:00 |
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3b3fa349d4
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Make interrupt landing pads safe against external DS values
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2019-04-16 07:23:22 +00:00 |
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0094ee6b95
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Add 01h and 02h for DOSAPI
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2019-04-14 19:35:55 +00:00 |
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4b9d6da85c
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Clarify comment
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2019-04-14 15:30:29 +00:00 |
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ac8e07d5ce
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intr: Ship table with first 16 ISR offsets
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2019-04-09 22:38:20 +00:00 |
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517c156c3d
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kernel: relocate to HMA if available
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2019-03-31 22:58:19 +00:00 |
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fa6e624604
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kernel: wip
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2019-03-31 20:54:51 +00:00 |
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a46114f6bd
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kernel: strip down to dumb binary, expect bootloader to load into sane location and setup stack
|
2019-03-27 23:07:04 +00:00 |
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414f35a1ce
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Trying to figure out best directory structure...
|
2019-03-24 18:30:49 +00:00 |
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8b750aabe9
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kernel: Generalize startup code into main
|
2019-03-24 18:24:25 +00:00 |
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8d12a42442
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Make setup generic for both NBP and DOS startup
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2019-03-24 17:59:45 +00:00 |
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bcff1efe59
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Add routine to backup IVT
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2019-03-24 17:59:03 +00:00 |
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0414af640a
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Implement block-based heap
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2019-03-24 14:45:53 +00:00 |
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40a7c52bae
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kernel heap: dont trash ES
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2019-03-23 21:27:06 +00:00 |
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4489dd1b47
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de-inline debug_init from main
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2019-03-23 21:26:46 +00:00 |
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d54f8ac4b9
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Make relocation code not trash potentially important registers
|
2019-03-23 20:54:08 +00:00 |
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1005a24c7f
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Split nbp up into startup code and main
|
2019-03-23 20:23:17 +00:00 |
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260db9f8d7
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Move kernel libs into subdir, create NBP-specific entrypoint
|
2019-03-23 20:17:47 +00:00 |
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