Subversion Repositories Kolibri OS

Rev

Rev 7132 | Show entire file | Regard whitespace | Details | Blame | Last modification | View Log | RSS feed

Rev 7132 Rev 9227
Line 13... Line 13...
13 
;;                                                              ;;
 13 
;;                                                              ;;
14 
;;  See file COPYING for details                                ;;
 14 
;;  See file COPYING for details                                ;;
15 
;;                                                              ;;
 15 
;;                                                              ;;
16 
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
 16 
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
Line 17... Line 17...
17 
 
 17 
 
Line 18... Line 18...
18 
$Revision: 7132 $
 18 
$Revision: 9227 $
Line 19... Line 19...
19 
 
 19 
 
Line 20... Line 20...
20 
 
 20 
 
21 
init_pci_16:
 21 
init_pci_16:
22 
 
 22 
 
23 
        pushad
 23 
        pushad
24 
 
 24 
 
25 
        xor     ax, ax
 25 
        xor     ax, ax
26 
        mov     es, ax
 26 
        mov     es, ax
Line 27... Line 27...
27 
        mov     byte [es:BOOT_LO.pci_data], 1;default mechanism:1
 27 
        mov     [es:BOOT_LO.pci_data.access_mechanism], 1;default mechanism:1
28 
        mov     ax, 0xb101
 28 
        mov     ax, 0xb101
29 
        int     0x1a
 29 
        int     0x1a
Line 30... Line 30...
30 
        or      ah, ah
 30 
        or      ah, ah
31 
        jnz     pci16skip
 31 
        jnz     pci16skip
32 
 
 32 
 
33 
        mov     [es:BOOT_LO.pci_data+1], cl;last PCI bus in system
 33 
        mov     [es:BOOT_LO.pci_data.last_bus], cl
34 
        mov     word[es:BOOT_LO.pci_data+2], bx
 34 
        mov     [es:BOOT_LO.pci_data.version], bx
35 
        mov     dword[es:BOOT_LO.pci_data+4], edi
 35 
        mov     [es:BOOT_LO.pci_data.pm_entry], edi
36 
 
 36 
 
- 
 
 37 
; we have a PCI BIOS, so check which configuration mechanism(s)
37 
; we have a PCI BIOS, so check which configuration mechanism(s)
 38 
; it supports
Line 38... Line 39...
38 
; it supports
 39 
; AL = PCI hardware characteristics (bit0 => mechanism1, bit1 => mechanism2)
Line 39... Line 40...
39 
; AL = PCI hardware characteristics (bit0 => mechanism1, bit1 => mechanism2)
 40 
        test    al, 1
40 
        test    al, 1
 41 
        jnz     pci16skip