CRTC register write protection fix

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@1126 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
bellard 2004-11-07 22:54:14 +00:00
parent 85571bc741
commit 9bb34eac8b
3 changed files with 1 additions and 1 deletions

View File

@ -2689,7 +2689,7 @@ static void vga_ioport_write(void *opaque, uint32_t addr, uint32_t val)
printf("vga: write CR%x = 0x%02x\n", s->cr_index, val);
#endif
/* handle CR0-7 protection */
if ((s->cr[11] & 0x80) && s->cr_index <= 7) {
if ((s->cr[0x11] & 0x80) && s->cr_index <= 7) {
/* can always write bit 4 of CR7 */
if (s->cr_index == 7)
s->cr[7] = (s->cr[7] & ~0x10) | (val & 0x10);

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