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fixed erroneous comment re: real mode support

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This commit is contained in:
Anselm Levskaya 2011-12-30 14:54:07 -08:00
parent 0ba7c3b259
commit a458415457
1 changed files with 1 additions and 1 deletions
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cpux86-ta.js
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@ -3602,7 +3602,7 @@ CPU_X86.prototype.exec_internal = function(N_cycles, interrupt) {
} }
} }
function set_CR0(Qd) { function set_CR0(Qd) {
if (!(Qd & (1 << 0))) //0th bit protected or real, only real supported! if (!(Qd & (1 << 0))) //0th bit protected or real, real not supported!
cpu_abort("real mode not supported"); cpu_abort("real mode not supported");
//if changing flags 31, 16, or 0 must flush tlb //if changing flags 31, 16, or 0 must flush tlb
if ((Qd & ((1 << 31) | (1 << 16) | (1 << 0))) != (cpu.cr0 & ((1 << 31) | (1 << 16) | (1 << 0)))) { if ((Qd & ((1 << 31) | (1 << 16) | (1 << 0))) != (cpu.cr0 & ((1 << 31) | (1 << 16) | (1 << 0)))) {