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| Rev 3201 | Rev 3205 | ||
|---|---|---|---|
| Line 55... | Line 55... | ||
| 55 | .tx_wr_des dd ? ; Tx current descriptor to write data to |
55 | .tx_wr_des dd ? ; Tx current descriptor to write data to |
| 56 | .tx_rd_des dd ? ; Tx current descriptor to read TX completion |
56 | .tx_rd_des dd ? ; Tx current descriptor to read TX completion |
| 57 | .rx_crt_des dd ? ; Rx current descriptor |
57 | .rx_crt_des dd ? ; Rx current descriptor |
| Line 58... | Line 58... | ||
| 58 | 58 | ||
| 59 | .io_addr dd ? |
59 | .io_addr dd ? |
| 60 | .pci_bus db ? |
60 | .pci_bus dd ? |
| 61 | .pci_dev db ? |
61 | .pci_dev dd ? |
| - | 62 | .irq_line db ? |
|
| Line 62... | Line 63... | ||
| 62 | .irq_line db ? |
63 | rb 3 ; alignment |
| Line 63... | Line 64... | ||
| 63 | 64 | ||
| Line 382... | Line 383... | ||
| 382 | 383 | ||
| 383 | ; mov eax, [IOCTL.input] ; get the pci bus and device numbers |
384 | ; mov eax, [IOCTL.input] ; get the pci bus and device numbers |
| 384 | mov ax , [eax+1] ; |
385 | mov ax , [eax+1] ; |
| 385 | .nextdevice: |
386 | .nextdevice: |
| 386 | mov ebx, [esi] |
387 | mov ebx, [esi] |
| - | 388 | cmp al, byte[device.pci_bus] |
|
| - | 389 | jne @f |
|
| 387 | cmp ax , word [device.pci_bus] ; compare with pci and device num in device list (notice the usage of word instead of byte) |
390 | cmp ah, byte[device.pci_dev] |
| - | 391 | je .find_devicenum ; Device is already loaded, let's find it's device number |
|
| 388 | je .find_devicenum ; Device is already loaded, let's find it's device number |
392 | @@: |
| 389 | add esi, 4 |
393 | add esi, 4 |
| Line 390... | Line 394... | ||
| 390 | loop .nextdevice |
394 | loop .nextdevice |
| Line 412... | Line 416... | ||
| 412 | mov [device.name], my_service |
416 | mov [device.name], my_service |
| Line 413... | Line 417... | ||
| 413 | 417 | ||
| Line 414... | Line 418... | ||
| 414 | ; save the pci bus and device numbers |
418 | ; save the pci bus and device numbers |
| 415 | 419 | ||
| 416 | mov eax, [IOCTL.input] |
420 | mov eax, [IOCTL.input] |
| 417 | mov cl, [eax+1] |
421 | movzx ecx, byte[eax+1] |
| 418 | mov [device.pci_bus], cl |
422 | mov [device.pci_bus], ecx |
| Line 419... | Line 423... | ||
| 419 | mov cl, [eax+2] |
423 | movzx ecx, byte[eax+2] |
| Line 420... | Line 424... | ||
| 420 | mov [device.pci_dev], cl |
424 | mov [device.pci_dev], ecx |
| Line 421... | Line 425... | ||
| 421 | 425 | ||
| Line 422... | Line 426... | ||
| 422 | ; Now, it's time to find the base io addres of the PCI device |
426 | ; Now, it's time to find the base io addres of the PCI device |
| Line 423... | Line 427... | ||
| 423 | 427 | ||
| 424 | find_io [device.pci_bus], [device.pci_dev], [device.io_addr] |
428 | PCI_find_io |
| Line 425... | Line 429... | ||
| 425 | 429 | ||
| Line 523... | Line 527... | ||
| 523 | align 4 |
527 | align 4 |
| 524 | probe: |
528 | probe: |
| Line 525... | Line 529... | ||
| 525 | 529 | ||
| Line 526... | Line 530... | ||
| 526 | DEBUGF 2,"Probing dec21x4x device: " |
530 | DEBUGF 2,"Probing dec21x4x device: " |
| Line 527... | Line -... | ||
| 527 | - | ||
| 528 | make_bus_master [device.pci_bus], [device.pci_dev] |
- | |
| 529 | 531 | ||
| 530 | movzx eax, [device.pci_bus] |
532 | PCI_make_bus_master |
| Line 531... | Line 533... | ||
| 531 | movzx ecx, [device.pci_dev] |
533 | |
| 532 | stdcall PciRead32, eax ,ecx ,0 ; get device/vendor id |
534 | stdcall PciRead32, [device.pci_bus], [device.pci_dev], 0 ; get device/vendor id |
| 533 | DEBUGF 1,"Vendor id: 0x%x\n", ax |
535 | DEBUGF 1,"Vendor id: 0x%x\n", ax |
| Line 550... | Line 552... | ||
| 550 | 552 | ||
| Line 551... | Line 553... | ||
| 551 | .supported_device2: |
553 | .supported_device2: |
| Line 552... | Line -... | ||
| 552 | - | ||
| 553 | ; wake up the 21143 |
- | |
| 554 | 554 | ||
| 555 | movzx ecx, [device.pci_bus] |
555 | ; wake up the 21143 |
| Line 556... | Line 556... | ||
| 556 | movzx edx, [device.pci_dev] |
556 | |
| 557 | xor eax, eax |
557 | xor eax, eax |
| 558 | stdcall PciWrite32, ecx, edx, 0x40, eax |
558 | stdcall PciWrite32, [device.pci_bus], [device.pci_dev], 0x40, eax |