Retro/pcem
Watch
1
0
Fork
You've already forked pcem
 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Added AMI 386DX and MR 386DX models (both based on OPTi 495 chipset). AMI 386DX supports external cache, useful for with prefetch emulation.

Browse source 
Also commit a few fixes required :
- Set EDX correctly on soft reset
- LOCK NOP is now treated as an illegal instruction
- Tweaks to FDC sense interrupt handling following FDC reset
This commit is contained in:
SarahW 2016-11-27 21:53:13 +00:00
commit a4f3b2013e
14 changed files with 96 additions and 22 deletions
Download patch file Download diff file Expand all files Collapse all files

8
src/nvr.c
View file

@ -214,7 +214,7 @@ void loadnvr()
case ROM_DESKPRO_386: f = romfopen("nvr/deskpro386.nvr", "rb"); break;
case ROM_ACER386: f = romfopen("nvr/acer386.nvr", "rb"); nvrmask = 127; break;
case ROM_MEGAPC: f = romfopen("nvr/megapc.nvr", "rb"); nvrmask = 127; break;
case ROM_AMI386: f = romfopen("nvr/ami386.nvr", "rb"); nvrmask = 127; break;
case ROM_AMI386SX: f = romfopen("nvr/ami386.nvr", "rb"); nvrmask = 127; break;
case ROM_AMI486: f = romfopen("nvr/ami486.nvr", "rb"); nvrmask = 127; break;
case ROM_WIN486: f = romfopen("nvr/win486.nvr", "rb"); nvrmask = 127; break;
case ROM_PCI486: f = romfopen("nvr/hot-433.nvr", "rb"); nvrmask = 127; break;
@ -224,6 +224,8 @@ void loadnvr()
case ROM_ENDEAVOR: f = romfopen("nvr/endeavor.nvr", "rb"); nvrmask = 127; break;
case ROM_PX386: f = romfopen("nvr/px386.nvr", "rb"); nvrmask = 127; break;
case ROM_DTK386: f = romfopen("nvr/dtk386.nvr", "rb"); nvrmask = 127; break;
case ROM_MR386DX_OPTI495: f = romfopen("nvr/mr386dx_opti495.nvr", "rb"); nvrmask = 127; break;
case ROM_AMI386DX_OPTI495: f = romfopen("nvr/ami386dx_opti495.nvr", "rb"); nvrmask = 127; break;
default: return;
}
if (!f)
@ -271,7 +273,7 @@ void savenvr()
case ROM_DESKPRO_386: f = romfopen("nvr/deskpro386.nvr", "wb"); break;
case ROM_ACER386: f = romfopen("nvr/acer386.nvr", "wb"); break;
case ROM_MEGAPC: f = romfopen("nvr/megapc.nvr", "wb"); break;
case ROM_AMI386: f = romfopen("nvr/ami386.nvr", "wb"); break;
case ROM_AMI386SX: f = romfopen("nvr/ami386.nvr", "wb"); break;
case ROM_AMI486: f = romfopen("nvr/ami486.nvr", "wb"); break;
case ROM_WIN486: f = romfopen("nvr/win486.nvr", "wb"); break;
case ROM_PCI486: f = romfopen("nvr/hot-433.nvr", "wb"); break;
@ -281,6 +283,8 @@ void savenvr()
case ROM_ENDEAVOR: f = romfopen("nvr/endeavor.nvr", "wb"); break;
case ROM_PX386: f = romfopen("nvr/px386.nvr", "wb"); break;
case ROM_DTK386: f = romfopen("nvr/dtk386.nvr", "wb"); break;
case ROM_MR386DX_OPTI495: f = romfopen("nvr/mr386dx_opti495.nvr", "wb"); break;
case ROM_AMI386DX_OPTI495: f = romfopen("nvr/ami386dx_opti495.nvr", "wb"); break;
default: return;
}
fwrite(nvrram,128,1,f);