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Rev 1237 Rev 1254
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;;  Updates:                                                          ;;
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;;  Updates:                                                          ;;
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;;    Revision Look up table and SIS635 Mac Address by Jarek Pelczar  ;;
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;;    Revision Look up table and SIS635 Mac Address by Jarek Pelczar  ;;
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;;                                                                    ;;
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;;                                                                    ;;
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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; $Revision: 1237 $
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; $Revision: 1254 $
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1247 
;***************************************************************************
 1247 
;***************************************************************************
1248 
;   Function
 1248 
;   Function
1249 
;      transmit
 1249 
;      transmit
1250 
;   Description
 1250 
;   Description
1251 
;      Transmits a packet of data via the ethernet card
 1251 
;      Transmits a packet of data via the ethernet card
1252 
;         buffer pointer in [esp]
 1252 
;         buffer pointer in [esp+4]
1253 
;         size of buffer in [esp+4]
 1253 
;         size of buffer in [esp+8]
1254 
;         pointer to device structure in ebx
 1254 
;         pointer to device structure in ebx
1255 
;
 1255 
;
1256 
;      only one transmit descriptor is used
 1256 
;      only one transmit descriptor is used
1257 
;
 1257 
;
1258 
;***************************************************************************
 1258 
;***************************************************************************
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1261 
SIS900_Debug_Transmit_Packet_Err db 'Transmitting Packet Error: ',13,10,0
 1261 
SIS900_Debug_Transmit_Packet_Err db 'Transmitting Packet Error: ',13,10,0
1262 
end if
 1262 
end if
1263 
str1 db 'Transmitting packet:',13,10,0
 1263 
str1 db 'Transmitting packet:',13,10,0
1264 
str2 db ' ',0
 1264 
str2 db ' ',0
1265 
transmit:
 1265 
transmit:
1266 
   cmp      dword [esp+4], MAX_ETH_FRAME_SIZE
 1266 
   cmp	    dword [esp+8], MAX_ETH_FRAME_SIZE
1267 
   jg       transmit_finish
 1267 
   jg	    transmit_finish
1268 
   cmp      dword [esp+4], 60
 1268 
   cmp	    dword [esp+8], 60
1269 
   jl       transmit_finish
 1269 
   jl	    transmit_finish
1270 
   push     ebp
 1270 
   push     ebp
1271 
   mov      ebp, [ebx+device.io_addr] ; Base Address
 1271 
   mov	    ebp, [ebx+device.io_addr] ; Base Address
1272 
   ;******** Stop the transmitter ********
 1272 
   ;******** Stop the transmitter ********
1273 
   lea      edx,[ebp+SIS900_cr] ; Command Register offset
 1273 
   lea	    edx,[ebp+SIS900_cr] ; Command Register offset
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1279 
   mov      eax, ebx
 1279 
   mov	    eax, ebx
1280 
   call     GetPgAddr
 1280 
   call     GetPgAddr
1281 
   add      eax, device.txd
 1281 
   add	    eax, device.txd
1282 
   out      dx, eax
 1282 
   out	    dx, eax
1283 
   ;******* copy packet to descriptor*******
 1283 
   ;******* copy packet to descriptor*******
1284 
   mov     esi, [esp+4]
 1284 
   mov	   esi, [esp+8]
1285 
   lea     edi, [ebx+0x1000]
 1285 
   lea	   edi, [ebx+0x1000]
1286 
   mov     ecx, [esp+8]
 1286 
   mov	   ecx, [esp+12]
1287 
   mov     edx, ecx
 1287 
   mov	   edx, ecx
1288 
   shr     ecx, 2
 1288 
   shr	   ecx, 2
1289 
   and     edx, 3
 1289 
   and	   edx, 3
1290 
   rep     movsd
 1290 
   rep	   movsd
1291 
   mov     ecx, edx
 1291 
   mov	   ecx, edx
1292 
   rep     movsb
 1292 
   rep	   movsb
1293 
   ;**************set length tag**************
 1293 
   ;**************set length tag**************
1294 
   mov     ecx, [esp+8]                  ;restore packet size
 1294 
   mov	   ecx, [esp+12]		  ;restore packet size
1295 
   and     ecx, SIS900_DSIZE     ;
 1295 
   and	   ecx, SIS900_DSIZE	 ;
1296 
   inc      [ebx+device.packets_tx]
 1296 
   inc	    [ebx+device.packets_tx]
1297 
   add      dword [ebx+device.bytes_tx], ecx
 1297 
   add	    dword [ebx+device.bytes_tx], ecx
1298 
   adc      dword [ebx+device.bytes_tx+4], 0
 1298 
   adc	    dword [ebx+device.bytes_tx+4], 0
1299 
   ;**************pad to minimum packet size **************not needed
 1299 
   ;**************pad to minimum packet size **************not needed
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   call     sys_msg_board_str
 1329 
   call     sys_msg_board_str
1330 
end if
 1330 
end if
1331 
SIS900_transmit_OK:
 1331 
SIS900_transmit_OK:
1332 
   pop      ebp
 1332 
   pop	    ebp
1333 
transmit_finish:
 1333 
transmit_finish:
1334 
   call     KernelFree
 - 
 
1335 
   add      esp, 4
 - 
 
1336 
   ret
 1334 
   ret
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 1335 
 
1338 
;***************************************************************************
 1336 
;***************************************************************************
1339 
;* Function: Create_Mac_String
 1337 
;* Function: Create_Mac_String