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Added separate dumpers for physical and linear address space, added more information to the TSS dump, fixed breakpoint updates when the address(es) are not yet valid, fixed recursion error when an UNPAGED block is accessed, made string instructions restartable after a fault, and enabled port-trapping in V86-mode.

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This commit is contained in:
Jeff Parsons 2015-07-25 16:42:39 -07:00
commit fc9a2a903f
7 changed files with 191 additions and 146 deletions
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3
modules/pcjs/lib/x86seg.js
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@ -60,6 +60,7 @@ if (typeof module !== 'undefined') {
* @property {number} base (in protected-mode, this comes from descriptor word 0x2)
* @property {number} acc (in protected-mode, this comes from descriptor word 0x4; bits 0-7 supplement base bits 16-23)
* @property {number} ext (in protected-mode, this is descriptor word 0x6, 80386 only; supplements limit bits 16-19 and base bits 24-31)
* @property {number} type (this is a subset of acc, using X86.DESC.ACC.TYPE.MASK)
*
* TODO: Determine what good, if any, these class annotations are for either an IDE like WebStorm or a tool like
* the Closure Compiler. More importantly, what good do they do at runtime? Is it better to simply ensure that all
@ -763,7 +764,7 @@ X86Seg.prototype.loadDesc8 = function(addrDesc, sel, fSuppress)
* last valid address in segTSS.addrIOPMLimit.
*/
if (typeTSS == X86.DESC.ACC.TYPE.TSS386) {
this.addrIOPM = (base + cpu.getShort(base + X86.TSS386.TASK_IOPM))|0;
this.addrIOPM = (base + cpu.getShort(base + X86.TSS386.TASK_IOPM + 2))|0;
this.addrIOPMLimit = (base + this.limit)|0;
}
}