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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
This commit is contained in:
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 ;; ;; Distributed under terms of the GNU General Public License ;;
;; ;; ;; ;;
;; Ethernet driver for KolibriOS ;; ;; Ethernet driver for KolibriOS ;;
@ -99,7 +99,7 @@ START:
jne .exit jne .exit
stdcall RegService, my_service, service_proc stdcall RegService, my_service, service_proc
ret 4 ret 4
.exit: .exit:
xor eax, eax xor eax, eax
ret 4 ret 4
@ -123,7 +123,7 @@ service_proc:
; 3c. Return success. ; 3c. Return success.
xor eax, eax xor eax, eax
ret 4 ret 4
@@: @@:
dec eax ; check for SRV_HOOK dec eax ; check for SRV_HOOK
jnz .fail jnz .fail
; 4. This is SRV_HOOK request, input defines the device to hook, no output. ; 4. This is SRV_HOOK request, input defines the device to hook, no output.
@ -160,14 +160,8 @@ service_proc:
cmp [devices], MAX_DEVICES cmp [devices], MAX_DEVICES
jge .fail jge .fail
; 4g. Allocate memory for device descriptor and receive+transmit buffers. ; 4g. Allocate memory for device descriptor and receive+transmit buffers.
stdcall KernelAlloc, device.size
test eax, eax
jz .fail
; 4h. Zero the structure. ; 4h. Zero the structure.
mov edi, eax allocate_and_clear ebx, device.size, .fail
mov ecx, (device.size + 3) shr 2
xor eax, eax
rep stosd
; 4i. Save PCI coordinates ; 4i. Save PCI coordinates
mov eax, [IOCTL.input] mov eax, [IOCTL.input]
mov cl , [eax+1] mov cl , [eax+1]