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935cbd1089
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naming changes to ReadMbr/Vbr
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2025-09-13 14:56:26 -04:00 |
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7f1b4fa632
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more naming changes
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2025-09-13 14:51:30 -04:00 |
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14f6788a22
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renaming things to a hungarian style and adding "types"
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2025-09-13 14:41:09 -04:00 |
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526c3e7ea5
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remove define_info macro, improved cstr macro and renamed all the OK/Msg debug strings
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2025-09-13 13:45:37 -04:00 |
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721ff2e62d
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cap bss, clean up some padding issues and clean up sign section
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2025-09-13 12:50:42 -04:00 |
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7cd6baa74d
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added 2 proc's to read mbr/vbr to a buffer and setup some early ptr's to partition tables and the like
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2025-09-12 23:16:04 -04:00 |
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40fa4062ce
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1KiB stack stage2 gets doesn't need extra information from the mbr/vbr now.
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2025-09-12 23:13:57 -04:00 |
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a8b24c7b01
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add functions to get the mbr/vbr in stage2
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2025-09-11 19:05:50 -04:00 |
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58fc4a08dd
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more me just reviewing the code base and comments
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2025-09-11 17:33:08 -04:00 |
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3da2af2d2d
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add comments to args passed to vbr
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2025-09-11 17:06:35 -04:00 |
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ef22bc9cd3
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quick todo
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2025-09-10 21:14:34 -04:00 |
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507a05949f
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account for .sign section in bytes_remaining calculation
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2025-09-10 11:36:40 -04:00 |
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caed66a243
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don't relocate the MBR to the stage2 heap space
this will save us disk reads for patition table info
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2025-09-10 11:36:10 -04:00 |
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d5cd8d6c45
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remove unused early_mem.inc
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2025-09-09 18:54:28 -04:00 |
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71d50cdbd8
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move the bpb_offset_bx file to old fat32
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2025-09-09 18:50:34 -04:00 |
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3c654b1be0
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more rtfm'ing with encoding, 25 bytes of free code space in vbr now
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2025-09-09 18:37:39 -04:00 |
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0d90b3efd6
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I rtfm'ed and saw there was a push m/16 encoding
mbr now has 93 bytes free for more code
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2025-09-09 18:25:24 -04:00 |
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b08605f295
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remove dep on fat32_structures
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2025-09-09 17:47:17 -04:00 |
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700148a2f6
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disable fat32 parts to keep the build...building
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2025-09-09 17:01:44 -04:00 |
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1e181bc22c
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remove print_string macro
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2025-09-07 16:25:08 -04:00 |
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766c67c041
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first calls to use the new cdecl16 macros
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2025-09-07 16:11:18 -04:00 |
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69bd7d8f56
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small clean up and use configured segment for return to real mode
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2025-09-07 14:50:40 -04:00 |
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81a3442ac5
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remove magic debug from unrealmode entry
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2025-09-07 13:51:23 -04:00 |
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9493aefa68
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rename __CDECL16_ENTRY and EXIT
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2025-09-07 13:29:24 -04:00 |
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20c715fadd
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update notes on unreal entry
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2025-09-07 13:15:40 -04:00 |
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af8e7d74d3
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I don't plan on using mmx/sse, set the minimum cpu to a 686
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2025-09-06 13:55:45 -04:00 |
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4e5112b45b
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move unreal mode hackery back to stage2.nasm
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2025-09-05 20:32:19 -04:00 |
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b0bd4b27b0
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🎉 simple allocator init in the code
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2025-09-05 16:48:24 -04:00 |
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cd316afdd1
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basic arena allocator implementation
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2025-09-05 16:42:25 -04:00 |
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9a478aa4d4
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added another __REFLAT variant
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2025-09-05 16:28:01 -04:00 |
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31d05c35e5
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move __TINY_DS_ES to unreal_mode function
also some cleanup
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2025-09-05 16:18:34 -04:00 |
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b5ae11f850
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set ds/es to a tiny memory model after entering Unreal mode
ss/fs/gs will all be huge/flat model after
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2025-09-05 15:43:22 -04:00 |
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b9b3e92632
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actually set cs to 16-bit segment for a bit in-case we want to run some pm code
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2025-09-05 15:26:24 -04:00 |
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01ec6da0cc
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make unreal mode unreal again
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2025-09-05 11:45:46 -04:00 |
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69d82dc0c2
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small comment update
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2025-09-05 11:43:41 -04:00 |
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a53534acd2
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clear the carry flag before calling BIOS functions
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2025-09-05 10:33:42 -04:00 |
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c3871d2b7d
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move string functions to video.nasm
caught a bug where SetTextMode was setting mono text not 16-color mode
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2025-09-05 10:33:03 -04:00 |
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d824493ba2
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small clarification on what "unreal" mode really is
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2025-09-05 09:12:55 -04:00 |
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b106eae066
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fix alignment macros
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2025-09-04 20:04:03 -04:00 |
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28b23b9ce2
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paragraph align the values in bss
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2025-09-04 15:32:42 -04:00 |
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402bf9974d
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moved map file output to build
moved output of builds to build/output
updated gitea action
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2025-08-24 10:47:18 -04:00 |
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8d5996566e
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Update licensing and switch back to GPLv3 😅
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2025-08-22 11:41:33 -04:00 |
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b2c5a6bf46
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macro defines this as BootTarget_cstr_cstr...fix this
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2025-01-12 22:24:42 -05:00 |
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531f4fa25f
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Merge branch 'fat32_sys_rewrite' of github.com:Nivirx/stevia into fat32_sys_rewrite
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2025-01-12 20:00:51 -05:00 |
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d6e8a2a923
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minor cleanup and add dev enviroment files to gitignore
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2024-12-20 02:07:46 +00:00 |
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9918f2367e
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Merge upstream changes from branch 'trunk' into fat32_sys_rewrite
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2024-12-19 20:09:48 -05:00 |
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37eb87239c
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moved varibles passed from vbr to .data section
this is to work around having to save them without .bss ready
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2024-12-19 15:18:28 -05:00 |
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63a1a1beea
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might have fixed some of the boot_drive issues with ext_read
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2024-12-19 13:13:46 -05:00 |
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3bdef99939
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typo
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2024-10-19 11:17:09 -04:00 |
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d98786072c
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use movzx instead of goofy mov word and and mask the upper bits
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2024-10-18 07:58:40 -04:00 |
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