105 Commits

Author	SHA1	Message	Date
Nero	bd3b27362d	skip reads when sector number already matches	2020-12-17 00:10:02 +00:00
Nero	e096745c13	Implement map-like sector access for floppy drives	2020-12-15 23:29:35 +00:00
Nero	6bdb1da2ed	Read disk geometry and DPT from BIOS	2020-10-30 09:29:22 +00:00
Nero	50aa6e4eec	Use uppercase non-struct constants for BPB	2020-10-25 09:15:33 +00:00
Nero	dc6035fe9d	Protypical implementation of DPT copying	2020-10-24 22:50:23 +00:00
Nero	c41782c78f	Build drive selection logic for FCBs	2020-10-13 20:10:23 +00:00
Nero	4e779c5a22	Lay out skeletons for FCB handling	2020-10-11 21:33:01 +00:00
Ain	303b1756e0	Fuck up the kernel, i have other ideas now	2020-09-15 21:44:32 +02:00
Nero	79c902c197	kernel: Fix borked ax assignment	2020-08-31 20:21:10 +00:00
Nero	352540bd25	kernel: First steps of calculating drive tab data from BPB	2020-08-31 20:11:05 +00:00
Nero	f0a000b7d1	kernel: implement diskio using drive table	2020-08-27 20:52:16 +00:00
Nero	4a294ee21c	kernel: fix advancing of drive table pointer during drive init	2020-08-22 23:38:11 +00:00
Nero	3b39572043	kernel: fall back to defaults if int 13h/ah=8 spews bogus data	2020-08-22 23:36:25 +00:00
Nero	ff3a59c71e	kernel: properly loop over floppies	2020-08-22 23:36:09 +00:00
Nero	fde87d651c	kernel: read A: geometry from BIOS	2020-08-15 21:15:31 +00:00
Nero	734ab3852a	Remove skeleton of rom-based kernel	2020-08-15 21:02:30 +00:00
Ain	f9b180ea57	Implement file descriptor table and CON as file descriptor	2020-06-28 19:01:14 +02:00
Ain	65564b78af	Start working on rom-based kernel	2020-05-29 00:32:30 +02:00
Nero	5129a5499e	Implement calculation of number of clusters	2020-05-11 21:19:51 +00:00
Nero	1b42f1a480	Implement calculation for FAT position	2020-05-10 16:47:48 +00:00
Nero	2cb39a4ff1	Implement lba read	2020-05-08 20:48:23 +00:00
Nero	a472c396e7	Implement reading of BPB from FAT partition	2020-05-07 22:56:37 +00:00
Nero	8d28dc9f85	Implement reading of partition offset and size	2020-05-06 20:28:30 +00:00
Nero	9377924eab	Implement reading geometry info from floppy BPB	2020-05-04 19:49:26 +00:00
Ain	36f4673c91	Another attempt on disk i/o	2020-05-02 23:57:23 +02:00
Ain	6d1befb49f	kernel/diskio: EBIOS access is first class citizen in kernel	2020-04-28 22:09:56 +02:00
Ain	b73bfbe043	Split out kernel components in kernel/	2020-04-27 15:56:41 +02:00
Ain	4a92c4bc1e	Drop MCBs as mean to manage memory	2020-04-18 22:59:46 +02:00
Ain	f7d3d5c62f	Fix addressing mistake when splitting MCB	2020-04-17 23:59:57 +02:00
Ain	6d38a313c7	Implement MCB splitting	2020-04-17 23:33:42 +02:00
Ain	6c165f40c0	Create basic MCB at boot	2020-04-17 01:24:23 +02:00
Nero	f81de2bfe8	Rename kernel to bdos	2019-10-27 18:59:42 +00:00
Ain	da506d36ac	Preserve AX on buffered input	2019-10-20 19:45:55 +00:00
Ain	f3a6ae338f	Move out console interfacing into separate file	2019-10-20 19:11:44 +00:00
Ain	e86b1ba004	Another attempt at implementing a block layer	2019-10-20 09:56:27 +00:00
Ain	e70386bcfb	Mask raw directory bit when giving drive number to int13	2019-10-17 19:19:12 +00:00
Ain	b3014ef8e4	Meh	2019-10-16 21:09:31 +00:00
Ain	4abfab2812	Test with easier to implement EQU syntax	2019-10-15 20:37:14 +00:00
Ain	66f54f639c	WIP on fcb io	2019-10-14 17:59:48 +00:00
Ain	a65f54b121	Advance on FCB disk i/o	2019-10-12 18:33:26 +00:00
Ain	e07e13fd35	Add hexdump for kernel	2019-10-12 15:10:39 +00:00
Ain	7ba68e13f7	Implement CP/M basic char io	2019-10-08 19:53:41 +00:00
Ain	7877809bc1	WIP on FCB disk i/o	2019-10-08 17:54:39 +00:00
Ain	6e7a6563d5	Improve register hygiene	2019-09-29 21:33:28 +00:00
Ain	a0f2a71066	WIP on loading files from disk	2019-09-29 21:25:29 +00:00
Ain	1ae3c7a0b9	Implement FCB parsing in kernel	2019-09-29 12:23:39 +00:00
Ain	56f9df5773	Throw DOS api away, re-layout memory to fit CP/M model	2019-09-29 08:52:00 +00:00
Ain	cc28b42897	Factor out string token search	2019-09-28 12:37:16 +00:00
Ain	df8e47803a	Generate rconfig.sys from distfile ... *.sys files are affected by make clean.	2019-09-25 20:49:32 +00:00
Ain	2c2720323c	WIP for config.sys parsing	2019-09-25 20:45:50 +00:00