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Fix segment ACCESSED tracking

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Jeff Parsons 2015-05-12 15:01:03 -07:00 • committed by jeffpar
commit 42cf78b8e0
5 changed files with 121 additions and 74 deletions
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15
modules/pcjs/lib/memory.js
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@ -110,6 +110,7 @@ function Memory(addr, used, size, type, controller, cpu)
this.controller = null;
this.cpu = cpu;
this.fDirty = this.fDirtyEver = false;
this.setPhysBlock();
if (BACKTRACK) {
if (!size || controller) {
@ -501,11 +502,11 @@ Memory.prototype = {
* setPhysBlock(blockPhys, blockPDE, offPDE, blockPTE, offPTE)
*
* @this {Memory}
* @param {Memory} blockPhys
* @param {Memory} blockPDE
* @param {number} offPDE
* @param {Memory} blockPTE
* @param {number} offPTE
* @param {Memory|null} [blockPhys]
* @param {Memory|null} [blockPDE]
* @param {number} [offPDE]
* @param {Memory|null} [blockPTE]
* @param {number} [offPTE]
*/
setPhysBlock: function(blockPhys, blockPDE, offPDE, blockPTE, offPTE) {
this.blockPhys = blockPhys;
@ -513,8 +514,8 @@ Memory.prototype = {
this.iPDE = offPDE >> 2; // convert offPDE into iPDE (an adw index)
this.blockPTE = blockPTE;
this.iPTE = offPTE >> 2; // convert offPTE into iPTE (an adw index)
this.bitPTEDirty = Memory.adjustEndian(X86.PTE.ACCESSED | X86.PTE.DIRTY);
this.bitPTEAccessed = Memory.adjustEndian(X86.PTE.ACCESSED);
this.bitPTEDirty = blockPhys? Memory.adjustEndian(X86.PTE.ACCESSED | X86.PTE.DIRTY) : 0;
this.bitPTEAccessed = blockPhys? Memory.adjustEndian(X86.PTE.ACCESSED) : 0;
},
/**
* addBreakpoint(off, fWrite)