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| Rev 5140 | Rev 5156 | ||
|---|---|---|---|
| Line 275... | Line 275... | ||
| 275 | cur_rx dd ? |
275 | cur_rx dd ? |
| 276 | cur_tx dd ? |
276 | cur_tx dd ? |
| 277 | last_tx dd ? |
277 | last_tx dd ? |
| Line 278... | Line 278... | ||
| 278 | 278 | ||
| 279 | rb 0x100 - ($ and 0xff) ; align 256 |
- | |
| 280 | 279 | rb 0x100 - ($ and 0xff) ; align 256 |
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| Line 281... | Line 280... | ||
| 281 | rx_desc rb RX_RING_SIZE*sizeof.RDESC*2 |
280 | rx_desc rb RX_RING_SIZE*sizeof.RDESC*2 |
| 282 | - | ||
| 283 | rb 0x100 - ($ and 0xff) ; align 256 |
281 | |
| Line 284... | Line 282... | ||
| 284 | 282 | rb 0x100 - ($ and 0xff) ; align 256 |
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| Line 285... | Line 283... | ||
| 285 | tx_desc rb TX_RING_SIZE*sizeof.TDESC*2 |
283 | tx_desc rb TX_RING_SIZE*sizeof.TDESC*2 |
| Line 414... | Line 412... | ||
| 414 | mov eax, [devices] ; Add the device structure to our device list |
412 | mov eax, [devices] ; Add the device structure to our device list |
| 415 | mov [device_list+4*eax], ebx ; (IRQ handler uses this list to find device) |
413 | mov [device_list+4*eax], ebx ; (IRQ handler uses this list to find device) |
| 416 | inc [devices] ; |
414 | inc [devices] ; |
| Line 417... | Line 415... | ||
| 417 | 415 | ||
| - | 416 | call start_i8254x |
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| - | 417 | test eax, eax |
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| Line 418... | Line 418... | ||
| 418 | call start_i8254x |
418 | jnz .destroy |
| 419 | 419 | ||
| 420 | mov [ebx + device.type], NET_TYPE_ETH |
420 | mov [ebx + device.type], NET_TYPE_ETH |
| 421 | invoke NetRegDev |
421 | invoke NetRegDev |
| Line 441... | Line 441... | ||
| 441 | 441 | ||
| 442 | .err: |
442 | .err: |
| Line 443... | Line 443... | ||
| 443 | invoke KernelFree, ebx |
443 | invoke KernelFree, ebx |
| - | 444 | ||
| 444 | 445 | .fail: |
|
| 445 | .fail: |
446 | DEBUGF 2,"Loading driver failed\n" |
| Line 446... | Line 447... | ||
| 446 | or eax, -1 |
447 | or eax, -1 |
| 447 | ret |
448 | ret |
| Line 457... | Line 458... | ||
| 457 | ;;/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\;; |
458 | ;;/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\;; |
| Line 458... | Line 459... | ||
| 458 | 459 | ||
| 459 | 460 | ||
| - | 461 | align 4 |
|
| - | 462 | unload: |
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| - | 463 | ||
| 460 | align 4 |
464 | DEBUGF 1,"Unload\n" |
| 461 | unload: |
465 | |
| 462 | ; TODO: (in this particular order) |
466 | ; TODO: (in this particular order) |
| 463 | ; |
467 | ; |
| 464 | ; - Stop the device |
468 | ; - Stop the device |
| Line 538... | Line 542... | ||
| 538 | stosd |
542 | stosd |
| 539 | stosd |
543 | stosd |
| 540 | stosd |
544 | stosd |
| Line 541... | Line 545... | ||
| 541 | 545 | ||
| - | 546 | call init_rx |
|
| - | 547 | test eax, eax |
|
| 542 | call init_rx |
548 | jnz .fail |
| Line 543... | Line 549... | ||
| 543 | call init_tx |
549 | call init_tx |
| - | 550 | ||
| 544 | 551 | xor eax, eax |
|
| Line 545... | Line 552... | ||
| 545 | xor eax, eax |
552 | .fail: |
| 546 | ret |
553 | ret |
| Line 547... | Line 554... | ||
| 547 | 554 | ||
| 548 | 555 | ||
| 549 | 556 | ||
| 550 | align 4 |
- | |
| 551 | init_rx: |
557 | align 4 |
| 552 | 558 | init_rx: |
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| - | 559 | ||
| - | 560 | lea edi, [ebx + device.rx_desc] |
|
| 553 | lea edi, [ebx + device.rx_desc] |
561 | mov ecx, RX_RING_SIZE |
| 554 | mov ecx, RX_RING_SIZE |
562 | .loop: |
| 555 | .loop: |
563 | push ecx edi |
| 556 | push ecx |
564 | invoke KernelAlloc, MAX_PKT_SIZE |
| 557 | push edi |
565 | test eax, eax |
| Line 580... | Line 588... | ||
| 580 | mov dword[esi + REG_RDLEN], RX_RING_SIZE*sizeof.RDESC ; Receive Descriptor Length |
588 | mov dword[esi + REG_RDLEN], RX_RING_SIZE*sizeof.RDESC ; Receive Descriptor Length |
| 581 | mov dword[esi + REG_RDH], 0 ; Receive Descriptor Head |
589 | mov dword[esi + REG_RDH], 0 ; Receive Descriptor Head |
| 582 | mov dword[esi + REG_RDT], RX_RING_SIZE-1 ; Receive Descriptor Tail |
590 | mov dword[esi + REG_RDT], RX_RING_SIZE-1 ; Receive Descriptor Tail |
| 583 | mov dword[esi + REG_RCTL], RCTL_SBP or RCTL_BAM or RCTL_SECRC or RCTL_UPE or RCTL_MPE |
591 | mov dword[esi + REG_RCTL], RCTL_SBP or RCTL_BAM or RCTL_SECRC or RCTL_UPE or RCTL_MPE |
| 584 | ; Store Bad Packets, Broadcast Accept Mode, Strip Ethernet CRC from incoming packet, Promiscuous mode |
592 | ; Store Bad Packets, Broadcast Accept Mode, Strip Ethernet CRC from incoming packet, Promiscuous mode |
| - | 593 | xor eax, eax ; success! |
|
| - | 594 | ret |
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| Line -... | Line 595... | ||
| - | 595 | ||
| - | 596 | .out_of_mem: |
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| - | 597 | DEBUGF 2,"Out of memory!\n" |
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| - | 598 | pop edi ecx |
|
| 585 | 599 | or eax, -1 ; error! |
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| Line 586... | Line 600... | ||
| 586 | ret |
600 | ret |
| Line 618... | Line 632... | ||
| 618 | 632 | ||
| 619 | 633 | ||
| 620 | align 4 |
634 | align 4 |
| - | 635 | reset: |
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| - | 636 | call reset_dontstart |
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| - | 637 | test eax, eax |
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| - | 638 | je start_i8254x |
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| Line -... | Line 639... | ||
| - | 639 | ||
| 621 | reset: |
640 | ret |
| Line 622... | Line 641... | ||
| 622 | call reset_dontstart |
641 | |
| 623 | 642 | align 4 |
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| Line 824... | Line 843... | ||
| 824 | 843 | ||
| 825 | ; Allocate new descriptor |
844 | ; Allocate new descriptor |
| 826 | push esi |
845 | push esi |
| 827 | invoke KernelAlloc, MAX_PKT_SIZE |
846 | invoke KernelAlloc, MAX_PKT_SIZE |
| - | 847 | pop esi |
|
| - | 848 | test eax, eax |
|
| 828 | pop esi |
849 | jz .out_of_mem |
| 829 | mov dword[esi + RX_RING_SIZE*sizeof.RDESC], eax |
850 | mov dword[esi + RX_RING_SIZE*sizeof.RDESC], eax |
| 830 | invoke GetPhysAddr |
851 | invoke GetPhysAddr |
| 831 | mov [esi + RDESC.addr_l], eax |
852 | mov [esi + RDESC.addr_l], eax |
| 832 | mov [esi + RDESC.status_l], 0 |
853 | mov [esi + RDESC.status_l], 0 |
| Line 839... | Line 860... | ||
| 839 | 860 | ||
| 840 | ; Move to next rx desc |
861 | ; Move to next rx desc |
| 841 | inc [ebx + device.cur_rx] |
862 | inc [ebx + device.cur_rx] |
| Line -... | Line 863... | ||
| - | 863 | and [ebx + device.cur_rx], RX_RING_SIZE-1 |
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| - | 864 | ||
| - | 865 | jmp [Eth_input] |
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| - | 866 | ||
| - | 867 | .out_of_mem: |
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| - | 868 | DEBUGF 2,"Out of memory!\n" |
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| - | 869 | ||
| - | 870 | ; Move to next rx desc |
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| - | 871 | inc [ebx + device.cur_rx] |
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| 842 | and [ebx + device.cur_rx], RX_RING_SIZE-1 |
872 | and [ebx + device.cur_rx], RX_RING_SIZE-1 |
| 843 | 873 | ||
| Line 844... | Line 874... | ||
| 844 | jmp [Eth_input] |
874 | jmp [Eth_input] |
| 845 | .no_rx: |
875 | .no_rx: |