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- PCI IRQs must always be level sensitive (setup ELCR1/ELCR2 in pcibios init)

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This commit is contained in:
Volker Ruppert 2004-10-02 12:29:54 +00:00
parent 36bac333c0
commit a6d14987cd
5 changed files with 24 additions and 4 deletions
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bochs/bios/BIOS-bochs-2-processors
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bochs/bios/rombios.c
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@ -1,5 +1,5 @@
/////////////////////////////////////////////////////////////////////////
// $Id: rombios.c,v 1.118 2004-09-25 17:21:09 vruppert Exp $
// $Id: rombios.c,v 1.119 2004-10-02 12:27:09 vruppert Exp $
/////////////////////////////////////////////////////////////////////////
//
// Copyright (C) 2002 MandrakeSoft S.A.
@ -916,10 +916,10 @@ Bit16u cdrom_boot();
#endif // BX_ELTORITO_BOOT
static char bios_cvs_version_string[] = "$Revision: 1.118 $";
static char bios_date_string[] = "$Date: 2004-09-25 17:21:09 $";
static char bios_cvs_version_string[] = "$Revision: 1.119 $";
static char bios_date_string[] = "$Date: 2004-10-02 12:27:09 $";
static char CVSID[] = "$Id: rombios.c,v 1.118 2004-09-25 17:21:09 vruppert Exp $";
static char CVSID[] = "$Id: rombios.c,v 1.119 2004-10-02 12:27:09 vruppert Exp $";
/* Offset to skip the CVS $Id: prefix */
#define bios_version_string (CVSID + 4)
@ -8895,6 +8895,25 @@ pcibios_init_sel_reg:
pop eax
ret
pcibios_init_set_elcr:
push ax
push cx
mov dx, #0x04d0
test al, #0x08
jz is_master_pic
inc dx
and al, #0x07
is_master_pic:
mov cl, al
mov bl, #0x01
shl bl, cl
in al, dx
or al, bl
out dx, al
pop cx
pop ax
ret
pcibios_init:
push ds
push bp
@ -8974,6 +8993,7 @@ pci_test_int_pin:
out dx, al
inc bx
mov [bp-2], bx
call pcibios_init_set_elcr
pirq_found:
mov bh, [si]
mov bl, [si+1]