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Removed fSuppress hack from general-purpose segment register operations

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This commit is contained in:
Jeff Parsons 2015-08-16 08:41:13 -07:00
commit a3f1df0ba7
4 changed files with 134 additions and 85 deletions
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6
modules/pcjs/lib/x86cpu.js
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@ -1400,9 +1400,9 @@ X86CPU.prototype.resetRegs = function()
* TODO: Verify what the 80286 actually sets addrGDT and addrGDTLimit to on reset (or if it leaves them alone).
*/
this.addrGDT = 0; this.addrGDTLimit = 0xffff; // GDTR
this.segLDT = new X86Seg(this, X86Seg.ID.LDT, "LDT", true); // LDTR
this.segTSS = new X86Seg(this, X86Seg.ID.TSS, "TSS", true); // TR
this.segVER = new X86Seg(this, X86Seg.ID.OTHER, "VER", true); // a scratch segment register for VERR and VERW instructions
this.segLDT = new X86Seg(this, X86Seg.ID.LDT, "LDT", true); // LDTR
this.segTSS = new X86Seg(this, X86Seg.ID.TSS, "TSS", true); // TR
this.segVER = new X86Seg(this, X86Seg.ID.VER, "VER", true); // a scratch segment register for VERR and VERW instructions
this.setCSIP(0xfff0, 0xf000); // on an 80286 or 80386, the default CS:IP is 0xF000:0xFFF0 instead of 0xFFFF:0x0000
this.setCSBase(0xffff0000|0); // on an 80286 or 80386, all CS base address bits above bit 15 must be set
}