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Begin differentiating 286 and 386 descriptors

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This commit is contained in:
Jeff Parsons 2015-07-21 09:39:26 -07:00
commit 545c290785
4 changed files with 124 additions and 100 deletions
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47
modules/pcjs/lib/debugger.js
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@ -1821,6 +1821,21 @@ if (DEBUGGER) {
}
};
Debugger.SYSDESCS = {
0x0100: ["tss286", false],
0x0200: ["ldt", false],
0x0300: ["busy tss286", false],
0x0400: ["call gate", true],
0x0500: ["task gate", true],
0x0600: ["int gate286", true],
0x0700: ["trap gate286", true],
0x0900: ["tss386", false],
0x0B00: ["busy tss386", false],
0x0C00: ["call gate386", true],
0x0E00: ["int gate386", true],
0x0F00: ["trap gate386", true]
};
/**
* dumpDesc(s)
*
@ -1862,34 +1877,10 @@ if (DEBUGGER) {
if (seg.type & X86.DESC.ACC.TYPE.ACCESSED) sType += ",accessed";
}
else {
switch(seg.type) {
case X86.DESC.ACC.TYPE.TSS:
sType = "tss";
break;
case X86.DESC.ACC.TYPE.LDT:
sType = "ldt";
break;
case X86.DESC.ACC.TYPE.TSS_BUSY:
sType = "busy tss";
break;
case X86.DESC.ACC.TYPE.GATE_CALL:
sType = "call gate";
fGate = true;
break;
case X86.DESC.ACC.TYPE.GATE_TASK:
sType = "task gate";
fGate = true;
break;
case X86.DESC.ACC.TYPE.GATE_INT:
sType = "int gate";
fGate = true;
break;
case X86.DESC.ACC.TYPE.GATE_TRAP:
sType = "trap gate";
fGate = true;
break;
default:
break;
var sysDesc = Debugger.SYSDESCS[seg.type];
if (sysDesc) {
sType = sysDesc[0];
fGate = sysDesc[1];
}
}