Commit graph

426 commits

Author SHA1 Message Date
Jeff Parsons
cfd02bb4ae Improvements to code and stack limit checks (still not perfect, but better) 2015-05-21 15:45:26 -07:00
Jeff Parsons
5f29c9967b Starting work on v1.18.1 2015-05-21 11:20:52 -07:00
Jeff Parsons
4056abc8bd Fix ROM path 2015-05-20 22:16:35 -07:00
jeffpar
6cc77d98c7 PCTJ blog post v1.18.0 2015-05-20 11:18:08 -07:00
Jeff Parsons
7486a52530 More PCTJ issues, and a video regression fix 2015-05-19 20:22:37 -07:00
Jeff Parsons
35c9648f6d Some additional tests 2015-05-19 15:51:48 -07:00
Jeff Parsons
9c6e07c3fa Added font table labels 2015-05-19 13:15:55 -07:00
Jeff Parsons
316df3aa94 VGA font needs to be scaled if screen size is locked at 640x480 2015-05-19 13:00:59 -07:00
Jeff Parsons
3cf07a736f FileDump command-line options to start dump at a given offset and/or with a given width 2015-05-19 12:59:59 -07:00
Jeff Parsons
d08a5a4d70 Re-assemblable (but untested) IBM VGA BIOS 2015-05-19 12:58:15 -07:00
Jeff Parsons
acb33c9b92 Compaq DeskPro config will use an IBM VGA for now 2015-05-19 10:45:17 -07:00
Jeff Parsons
f75acdf426 VGA scaffolding (piggy-backing on EGA) 2015-05-19 10:01:25 -07:00
Jeff Parsons
9c10efe469 The great video config reorg 2015-05-18 21:02:37 -07:00
Jeff Parsons
bd6210d604 Some additional notes on unary "+" vs. parseInt() 2015-05-18 18:05:53 -07:00
Jeff Parsons
c005748e57 Allow callers to tell set8042OutBuff() whether or not to delay the response 2015-05-18 17:20:46 -07:00
Jeff Parsons
e3a582976a Fix broken live register display 2015-05-18 16:29:43 -07:00
Jeff Parsons
e5c7a377c0 Must load LDTR sooner rather than later in switchTSS() 2015-05-18 15:39:09 -07:00
Jeff Parsons
d97c773613 Some task-switching fixes 2015-05-17 11:58:36 -07:00
Jeff Parsons
d1b1ff623e Cleaning up Debugger address objects (still need to add support for physical addresses) 2015-05-16 10:50:13 -07:00
Jeff Parsons
30d0d22e41 A few Debugger fixes whilst tracking down TSS issues 2015-05-16 09:58:51 -07:00
Jeff Parsons
a28fa95d25 More 80286 testing 2015-05-15 09:08:42 -07:00
Jeff Parsons
c431e5dde8 Future-proof ADDR_INVALID checks by using strict [in]equality 2015-05-14 13:11:46 -07:00
Jeff Parsons
56d03451ac Fix Debugger register lookup for 80286/80386 2015-05-14 10:30:12 -07:00
Jeff Parsons
dd12198e62 80386 tests now pass when running both as a ROM and as a DOS .COM file 2015-05-14 09:03:03 -07:00
Jeff Parsons
0ae5ab13a9 Test comments 2015-05-13 14:37:21 -07:00
Jeff Parsons
42cf78b8e0 Fix segment ACCESSED tracking 2015-05-12 15:01:03 -07:00
Jeff Parsons
42a7bb049a NODEBUG should also use uncompiled code 2015-05-11 19:23:07 -07:00
Jeff Parsons
a72d7e88f8 NODEBUG should also use uncompiled code 2015-05-11 19:18:41 -07:00
Jeff Parsons
61173e182a v1.18.0: I386 now enabled by default 2015-05-11 18:50:05 -07:00
Jeff Parsons
33f75e5610 Fixed save/restore for I386 2015-05-11 18:46:48 -07:00
Jeff Parsons
4cfca24ed7 A segment descriptor address (addrDesc) now better reflects whether a valid descriptor exists 2015-05-11 17:01:21 -07:00
Jeff Parsons
02574d2bb3 Updated changed filename 2015-05-11 13:18:27 -07:00
Jeff Parsons
5eed275008 Update ACCESSED bits in GDT/LDT descriptors (finally) 2015-05-11 13:11:30 -07:00
Jeff Parsons
a9b3eb764e Clean up segment limit checks 2015-05-11 08:40:06 -07:00
Jeff Parsons
a76548939a Update build files 2015-05-10 14:51:23 -07:00
Jeff Parsons
65ca078b55 Fixed paging test and newAddr() 2015-05-09 09:34:18 -07:00
Jeff Parsons
8f6f3d8928 The breakpoint suppress hack should no longer be necessary, as long as the Debugger relies exclusively on the CPU's probeAddr() function 2015-05-09 08:50:17 -07:00
Jeff Parsons
40933dc048 Filled in remaining 80386 Debugger holes 2015-05-09 08:30:00 -07:00
Jeff Parsons
ac862f3b1d Fixed the Debugger opcode history buffer (was broken by DbgAddr changes) 2015-05-09 07:52:03 -07:00
Jeff Parsons
e4eb0764d7 Revised tests 2015-05-08 16:35:36 -07:00
Jeff Parsons
07530c7e58 Fix 32-bit segment-register MOVs (they write 32 bits to a register, but only 16 bits to memory) 2015-05-08 13:36:02 -07:00
Jeff Parsons
83f2218e27 More debugger paging improvements 2015-05-08 12:58:53 -07:00
Jeff Parsons
ab0399064e Changed Debugger and diagnostic functions to call probeAddr() to safely probe linear addresses 2015-05-08 12:22:12 -07:00
Jeff Parsons
b0eedaba95 Fixed an inadvertent side-effect of setting breakpoints in ROMs 2015-05-08 11:55:14 -07:00
Jeff Parsons
96f02f7ca1 Formalized Debugger address objects 2015-05-08 11:54:12 -07:00
Jeff Parsons
3a1d05d541 BOUND fixes 2015-05-07 20:57:49 -07:00
Jeff Parsons
f3646d206f Fixed MOVSX,MOVZX, and passed initial paging test 2015-05-07 16:00:38 -07:00
Jeff Parsons
df838b8f86 Improved segment compatibility across mode changes 2015-05-06 19:48:26 -07:00
Jeff Parsons
45f2d6e2d1 Fix protected-mode tests to NOT load a 32-bit code segment before returning to real-mode (bad idea) 2015-05-06 17:36:58 -07:00
Jeff Parsons
cfa4e0207f Fixed LGDT and LIDT, fixed read-only memory, and fixed mode transition tests 2015-05-06 16:24:28 -07:00