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Bugfix in 'hook' procedure for SIS900 driver

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git-svn-id: svn://kolibrios.org@2908 a494cfbc-eb01-0410-851d-a64ba20cac60
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hidnplayr 2012-08-07 09:03:26 +00:00
parent 04bafecfc8
commit 0b4a7112cd
1 changed files with 4 additions and 10 deletions
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14
kernel/branches/net/drivers/sis900.asm
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@ -1,6 +1,6 @@
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; ;;
;; Copyright (C) KolibriOS team 2004-2010. All rights reserved. ;;
;; Copyright (C) KolibriOS team 2004-2012. All rights reserved. ;;
;; Distributed under terms of the GNU General Public License ;;
;; ;;
;; Ethernet driver for KolibriOS ;;
@ -99,7 +99,7 @@ START:
jne .exit
stdcall RegService, my_service, service_proc
ret 4
.exit:
.exit:
xor eax, eax
ret 4
@ -123,7 +123,7 @@ service_proc:
; 3c. Return success.
xor eax, eax
ret 4
@@:
@@:
dec eax ; check for SRV_HOOK
jnz .fail
; 4. This is SRV_HOOK request, input defines the device to hook, no output.
@ -160,14 +160,8 @@ service_proc:
cmp [devices], MAX_DEVICES
jge .fail
; 4g. Allocate memory for device descriptor and receive+transmit buffers.
stdcall KernelAlloc, device.size
test eax, eax
jz .fail
; 4h. Zero the structure.
mov edi, eax
mov ecx, (device.size + 3) shr 2
xor eax, eax
rep stosd
allocate_and_clear ebx, device.size, .fail
; 4i. Save PCI coordinates
mov eax, [IOCTL.input]
mov cl , [eax+1]