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PCI BIOS fixes 

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@843 c046a42c-6fe2-441c-8c8c-71466251a162
master
bellard 2004-05-22 16:27:00 +00:00
parent 92e873b996
commit fb9f944458
2 changed files with 173 additions and 1 deletions
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pc-bios/bios.bin
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174
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 15:16:57 -0000
+++ rombios.c 22 May 2004 15:47:51 -0000
@@ -2254,6 +2254,7 @@
type = read_byte(get_SS(),buffer+1) & 0x1f;
removable = (read_byte(get_SS(),buffer+0) & 0x80) ? 1 : 0;
@ -58,3 +58,175 @@ diff -u -w -r1.108 rombios.c
}
package_count = mouse_flags_2 & 0x07;
@@ -8401,57 +8416,69 @@
cmp al, #0x08
jne pci_pro_f09
call pci_pro_select_reg
+ push edx
mov dx, di
and dx, #0x03
add dx, #0x0cfc
in al, dx
+ pop edx
mov cl, al
jmp pci_pro_ok
pci_pro_f09: ;; read configuration word
cmp al, #0x09
jne pci_pro_f0a
call pci_pro_select_reg
+ push edx
mov dx, di
and dx, #0x02
add dx, #0x0cfc
in ax, dx
+ pop edx
mov cx, ax
jmp pci_pro_ok
pci_pro_f0a: ;; read configuration dword
cmp al, #0x0a
jne pci_pro_f0b
call pci_pro_select_reg
+ push edx
mov dx, #0x0cfc
in eax, dx
+ pop edx
mov ecx, eax
jmp pci_pro_ok
pci_pro_f0b: ;; write configuration byte
cmp al, #0x0b
jne pci_pro_f0c
call pci_pro_select_reg
+ push edx
mov dx, di
and dx, #0x03
add dx, #0x0cfc
mov al, cl
out dx, al
+ pop edx
jmp pci_pro_ok
pci_pro_f0c: ;; write configuration word
cmp al, #0x0c
jne pci_pro_f0d
call pci_pro_select_reg
+ push edx
mov dx, di
and dx, #0x02
add dx, #0x0cfc
mov ax, cx
out dx, ax
+ pop edx
jmp pci_pro_ok
pci_pro_f0d: ;; write configuration dword
cmp al, #0x0d
jne pci_pro_unknown
call pci_pro_select_reg
+ push edx
mov dx, #0x0cfc
mov eax, ecx
out dx, eax
+ pop edx
jmp pci_pro_ok
pci_pro_unknown:
mov ah, #0x81
@@ -8468,6 +8495,7 @@
retf
pci_pro_select_reg:
+ push edx
mov eax, #0x800000
mov ax, bx
shl eax, #8
@@ -8476,6 +8504,7 @@
and al, #0xfc
mov dx, #0x0cf8
out dx, eax
+ pop edx
ret
use16 386
@@ -8536,57 +8565,69 @@
cmp al, #0x08
jne pci_real_f09
call pci_real_select_reg
+ push dx
mov dx, di
and dx, #0x03
add dx, #0x0cfc
in al, dx
+ pop dx
mov cl, al
jmp pci_real_ok
pci_real_f09: ;; read configuration word
cmp al, #0x09
jne pci_real_f0a
call pci_real_select_reg
+ push dx
mov dx, di
and dx, #0x02
add dx, #0x0cfc
in ax, dx
+ pop dx
mov cx, ax
jmp pci_real_ok
pci_real_f0a: ;; read configuration dword
cmp al, #0x0a
jne pci_real_f0b
call pci_real_select_reg
+ push dx
mov dx, #0x0cfc
in eax, dx
+ pop dx
mov ecx, eax
jmp pci_real_ok
pci_real_f0b: ;; write configuration byte
cmp al, #0x0b
jne pci_real_f0c
call pci_real_select_reg
+ push dx
mov dx, di
and dx, #0x03
add dx, #0x0cfc
mov al, cl
out dx, al
+ pop dx
jmp pci_real_ok
pci_real_f0c: ;; write configuration word
cmp al, #0x0c
jne pci_real_f0d
call pci_real_select_reg
+ push dx
mov dx, di
and dx, #0x02
add dx, #0x0cfc
mov ax, cx
out dx, ax
+ pop dx
jmp pci_real_ok
pci_real_f0d: ;; write configuration dword
cmp al, #0x0d
jne pci_real_unknown
call pci_real_select_reg
+ push dx
mov dx, #0x0cfc
mov eax, ecx
out dx, eax
+ pop dx
jmp pci_real_ok
pci_real_unknown:
mov ah, #0x81
@@ -8599,6 +8640,7 @@
ret
pci_real_select_reg:
+ push dx
mov eax, #0x800000
mov ax, bx
shl eax, #8
@@ -8607,6 +8649,7 @@
and al, #0xfc
mov dx, #0x0cf8
out dx, eax
+ pop dx
ret
.align 16