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int15, ah=86 BIOS fix (aka Solaris x86 hardware probe hang up fix)

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git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@808 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
bellard 2004-05-16 15:52:12 +00:00
parent 3f433d2c87
commit 5b1214a48e
2 changed files with 20 additions and 3 deletions
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pc-bios/bios.bin
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pc-bios/bios.diff
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@ -4,7 +4,7 @@ RCS file: /cvsroot/bochs/bochs/bios/rombios.c,v
retrieving revision 1.108
diff -u -w -r1.108 rombios.c
--- rombios.c 9 Feb 2004 16:48:50 -0000 1.108
+++ rombios.c 16 May 2004 13:44:26 -0000
+++ rombios.c 16 May 2004 15:16:57 -0000
@@ -2254,6 +2254,7 @@
type = read_byte(get_SS(),buffer+1) & 0x1f;
removable = (read_byte(get_SS(),buffer+0) & 0x80) ? 1 : 0;
@ -13,7 +13,24 @@ diff -u -w -r1.108 rombios.c
write_byte(ebda_seg,&EbdaData->ata.devices[device].device, type);
write_byte(ebda_seg,&EbdaData->ata.devices[device].removable, removable);
@@ -3781,7 +3782,17 @@
@@ -3378,6 +3379,8 @@
and al,#0x10
mov ah, al
+ or ecx, ecx
+ je int1586_tick_end
int1586_tick:
in al, #0x61
and al,#0x10
@@ -3386,6 +3389,7 @@
mov ah, al
dec ecx
jnz int1586_tick
+int1586_tick_end:
ASM_END
break;
@@ -3781,7 +3785,17 @@
write_word(ebda_seg, 0x0022, mouse_driver_offset);
write_word(ebda_seg, 0x0024, mouse_driver_seg);
mouse_flags_2 = read_byte(ebda_seg, 0x0027);
@ -31,7 +48,7 @@ diff -u -w -r1.108 rombios.c
write_byte(ebda_seg, 0x0027, mouse_flags_2);
CLEAR_CF();
regs.u.r8.ah = 0;
@@ -4409,7 +4420,8 @@
@@ -4409,7 +4423,8 @@
mouse_flags_2 = read_byte(ebda_seg, 0x0027);
if ( (mouse_flags_2 & 0x80) != 0x80 ) {