| 14,56 → 14,45 |
|---|
| ;; ;; |
| ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
| |
| ; TODO: make better use of the available descriptors |
| format PE DLL native |
| entry START |
| |
| format MS COFF |
| CURRENT_API = 0x0200 |
| COMPATIBLE_API = 0x0100 |
| API_VERSION = (COMPATIBLE_API shl 16) + CURRENT_API |
| |
| API_VERSION = 0x01000100 |
| DRIVER_VERSION = 5 |
| |
| MAX_DEVICES = 16 |
| |
| DEBUG = 1 |
| __DEBUG__ = 1 |
| __DEBUG_LEVEL__ = 2 |
| |
| section '.flat' readable writable executable |
| |
| include '../proc32.inc' |
| include '../struct.inc' |
| include '../macros.inc' |
| include '../proc32.inc' |
| include '../imports.inc' |
| include '../fdo.inc' |
| include '../netdrv.inc' |
| include '../netdrv_pe.inc' |
| |
| public START |
| public service_proc |
| public version |
| struct device ETH_DEVICE |
| |
| mmio_addr dd ? |
| pci_bus dd ? |
| pci_dev dd ? |
| irq_line db ? |
| |
| virtual at ebx |
| device: |
| ETH_DEVICE |
| cur_tx dd ? |
| last_tx dd ? |
| |
| .mmio_addr dd ? |
| .pci_bus dd ? |
| .pci_dev dd ? |
| .irq_line db ? |
| rb 0x100 - ($ and 0xff) ; align 256 |
| rx_desc rd 256/8 |
| |
| .cur_tx dd ? |
| .last_tx dd ? |
| rb 0x100 - ($ and 0xff) ; align 256 |
| tx_desc rd 256/8 |
| |
| rb 0x100 - (($ - device) and 0xff) |
| .rx_desc rd 256/8 |
| ends |
| |
| rb 0x100 - (($ - device) and 0xff) |
| .tx_desc rd 256/8 |
| |
| sizeof.device_struct = $ - device |
| |
| end virtual |
| |
| section '.flat' code readable align 16 |
| |
| |
| ;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
| ;; ;; |
| ;; proc START ;; |
| 71,20 → 60,16 |
|---|
| ;; (standard driver proc) ;; |
| ;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
| |
| align 4 |
| proc START stdcall, state:dword |
| proc START c, reason:dword, cmdline:dword |
| |
| cmp [state], 1 |
| jne .exit |
| cmp [reason], DRV_ENTRY |
| jne .fail |
| |
| .entry: |
| |
| DEBUGF 2,"Loading driver\n" |
| stdcall RegService, my_service, service_proc |
| DEBUGF 1,"Loading driver\n" |
| invoke RegService, my_service, service_proc |
| ret |
| |
| .fail: |
| .exit: |
| xor eax, eax |
| ret |
| |
| 92,7 → 77,6 |
|---|
| |
| |
| |
| |
| ;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
| ;; ;; |
| ;; proc SERVICE_PROC ;; |
| 100,7 → 84,6 |
|---|
| ;; (standard driver proc) ;; |
| ;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
| |
| align 4 |
| proc service_proc stdcall, ioctl:dword |
| |
| mov edx, [ioctl] |
| 142,9 → 125,9 |
|---|
| mov ax, [eax+1] ; |
| .nextdevice: |
| mov ebx, [esi] |
| cmp al, byte [device.pci_bus] |
| cmp al, byte [ebx + device.pci_bus] |
| jne .next |
| cmp ah, byte [device.pci_dev] |
| cmp ah, byte [ebx + device.pci_dev] |
| je .find_devicenum ; Device is already loaded, let's find it's device number |
| .next: |
| add esi, 4 |
| 156,26 → 139,26 |
|---|
| cmp [devices], MAX_DEVICES ; First check if the driver can handle one more card |
| jae .fail |
| |
| allocate_and_clear ebx, sizeof.device_struct, .fail ; Allocate the buffer for device structure |
| allocate_and_clear ebx, sizeof.device, .fail ; Allocate the buffer for device structure |
| |
| ; Fill in the direct call addresses into the struct |
| |
| mov [device.reset], reset |
| mov [device.transmit], transmit |
| mov [device.unload], unload |
| mov [device.name], my_service |
| mov [ebx + device.reset], reset |
| mov [ebx + device.transmit], transmit |
| mov [ebx + device.unload], unload |
| mov [ebx + device.name], my_service |
| |
| ; save the pci bus and device numbers |
| |
| mov eax, [edx + IOCTL.input] |
| movzx ecx, byte [eax+1] |
| mov [device.pci_bus], ecx |
| mov [ebx + device.pci_bus], ecx |
| movzx ecx, byte [eax+2] |
| mov [device.pci_dev], ecx |
| mov [ebx + device.pci_dev], ecx |
| |
| ; Now, it's time to find the base mmio addres of the PCI device |
| |
| PCI_find_mmio32 |
| stdcall PCI_find_mmio32, [ebx + device.pci_bus], [ebx + device.pci_dev] |
| |
| ; Create virtual mapping of the physical memory |
| |
| 182,15 → 165,16 |
|---|
| push 1Bh ; PG_SW+PG_NOCACHE |
| push 10000h ; size of the map |
| push eax |
| call MapIoMem |
| mov [device.mmio_addr], eax |
| invoke MapIoMem |
| mov [ebx + device.mmio_addr], eax |
| |
| ; We've found the mmio address, find IRQ now |
| |
| PCI_find_irq |
| invoke PciRead8, [ebx + device.pci_bus], [ebx + device.pci_dev], PCI_header00.interrupt_line |
| mov [ebx + device.irq_line], al |
| |
| DEBUGF 1,"Hooking into device, dev:%x, bus:%x, irq:%x, addr:%x\n",\ |
| [device.pci_dev]:1,[device.pci_bus]:1,[device.irq_line]:1,[device.mmio_addr]:8 |
| [ebx + device.pci_dev]:1,[ebx + device.pci_bus]:1,[ebx + device.irq_line]:1,[ebx + device.mmio_addr]:8 |
| |
| ; Ok, the eth_device structure is ready, let's probe the device |
| call probe ; this function will output in eax |
| 201,8 → 185,8 |
|---|
| mov [device_list+4*eax], ebx ; (IRQ handler uses this list to find device) |
| inc [devices] ; |
| |
| mov [device.type], NET_TYPE_ETH |
| call NetRegDev |
| mov [ebx + device.type], NET_TYPE_ETH |
| invoke NetRegDev |
| |
| cmp eax, -1 |
| je .destroy |
| 213,7 → 197,7 |
|---|
| |
| .find_devicenum: |
| DEBUGF 1,"Trying to find device number of already registered device\n" |
| call NetPtrToNum ; This kernel procedure converts a pointer to device struct in ebx |
| invoke NetPtrToNum ; This kernel procedure converts a pointer to device struct in ebx |
| ; into a device number in edi |
| mov eax, edi ; Application wants it in eax instead |
| DEBUGF 1,"Kernel says: %u\n", eax |
| 225,7 → 209,7 |
|---|
| ; todo: reset device into virgin state |
| |
| .err: |
| stdcall KernelFree, ebx |
| invoke KernelFree, ebx |
| |
| .fail: |
| or eax, -1 |
| 241,8 → 225,6 |
|---|
| ;; ;; |
| ;;/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\;; |
| |
| |
| align 4 |
| unload: |
| ; TODO: (in this particular order) |
| ; |
| 260,30 → 242,32 |
|---|
| |
| ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
| ;; |
| ;; probe: enables the device (if it really is I8254X) |
| ;; probe: enables the device (if it really is BCM57XX) |
| ;; |
| ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
| align 4 |
| |
| probe: |
| |
| DEBUGF 1,"Probe\n" |
| |
| PCI_make_bus_master |
| ; Make the device a bus master |
| invoke PciRead32, [ebx + device.pci_bus], [ebx + device.pci_dev], PCI_header00.command |
| or al, PCI_CMD_MASTER |
| invoke PciWrite32, [ebx + device.pci_bus], [ebx + device.pci_dev], PCI_header00.command, eax |
| |
| |
| ; TODO: validate the device |
| |
| |
| |
| |
| |
| align 4 |
| reset: |
| |
| DEBUGF 1,"Reset\n" |
| |
| movzx eax, [device.irq_line] |
| movzx eax, [ebx + device.irq_line] |
| DEBUGF 1,"Attaching int handler to irq %x\n", eax:1 |
| stdcall AttachIntHandler, eax, int_handler, dword 0 |
| invoke AttachIntHandler, eax, int_handler, ebx |
| test eax, eax |
| jnz @f |
| DEBUGF 1,"\nCould not attach int handler!\n" |
| 294,10 → 278,10 |
|---|
| call read_mac |
| |
| ; Set the mtu, kernel will be able to send now |
| mov [device.mtu], 1514 |
| mov [ebx + device.mtu], 1514 |
| |
| ; Set link state to unknown |
| mov [device.state], ETH_LINK_UNKOWN |
| mov [ebx + device.state], ETH_LINK_UNKNOWN |
| |
| ret |
| |
| 309,14 → 293,14 |
|---|
| |
| DEBUGF 1,"Read MAC\n" |
| |
| mov esi, [device.mmio_addr] |
| lea edi, [device.mac] |
| mov esi, [ebx + device.mmio_addr] |
| lea edi, [ebx + device.mac] |
| movsd |
| movsw |
| |
| .mac_ok: |
| DEBUGF 1,"MAC = %x-%x-%x-%x-%x-%x\n",\ |
| [device.mac+0]:2,[device.mac+1]:2,[device.mac+2]:2,[device.mac+3]:2,[device.mac+4]:2,[device.mac+5]:2 |
| [ebx + device.mac+0]:2,[ebx + device.mac+1]:2,[ebx + device.mac+2]:2,[ebx + device.mac+3]:2,[ebx + device.mac+4]:2,[ebx + device.mac+5]:2 |
| |
| ret |
| |
| 330,39 → 314,49 |
|---|
| ;; pointer to device structure in ebx ;; |
| ;; ;; |
| ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
| align 4 |
| transmit: |
| DEBUGF 2,"\nTransmitting packet, buffer:%x, size:%u\n", [esp+4], [esp+8] |
| mov eax, [esp+4] |
| DEBUGF 2,"To: %x-%x-%x-%x-%x-%x From: %x-%x-%x-%x-%x-%x Type:%x%x\n",\ |
| |
| proc transmit stdcall bufferptr, buffersize |
| |
| pushf |
| cli |
| |
| DEBUGF 1,"Transmitting packet, buffer:%x, size:%u\n", [bufferptr], [buffersize] |
| mov eax, [bufferptr] |
| DEBUGF 1,"To: %x-%x-%x-%x-%x-%x From: %x-%x-%x-%x-%x-%x Type:%x%x\n",\ |
| [eax+00]:2,[eax+01]:2,[eax+02]:2,[eax+03]:2,[eax+04]:2,[eax+05]:2,\ |
| [eax+06]:2,[eax+07]:2,[eax+08]:2,[eax+09]:2,[eax+10]:2,[eax+11]:2,\ |
| [eax+13]:2,[eax+12]:2 |
| |
| cmp dword [esp + 8], 1514 |
| cmp [buffersize], 1514 |
| ja .fail |
| cmp dword [esp + 8], 60 |
| cmp [buffersize], 60 |
| jb .fail |
| |
| |
| |
| |
| |
| ; Update stats |
| inc [device.packets_tx] |
| mov eax, [esp + 8] |
| add dword [device.bytes_tx], eax |
| adc dword [device.bytes_tx + 4], 0 |
| inc [ebx + device.packets_tx] |
| mov eax, [buffersize] |
| add dword[ebx + device.bytes_tx], eax |
| adc dword[ebx + device.bytes_tx + 4], 0 |
| |
| DEBUGF 1,"Transmit OK\n" |
| popf |
| xor eax, eax |
| ret 8 |
| ret |
| |
| .fail: |
| DEBUGF 1,"Send failed\n" |
| stdcall KernelFree, [esp+4] |
| DEBUGF 2,"Transmit failed\n" |
| invoke KernelFree, [bufferptr] |
| popf |
| or eax, -1 |
| ret 8 |
| ret |
| |
| endp |
| |
| |
| ;;;;;;;;;;;;;;;;;;;;;;; |
| ;; ;; |
| ;; Interrupt handler ;; |
| 374,7 → 368,7 |
|---|
| |
| push ebx esi edi |
| |
| DEBUGF 1,"\n%s int\n", my_service |
| DEBUGF 1,"INT\n" |
| ;------------------------------------------- |
| ; Find pointer of device wich made IRQ occur |
| |
| 385,7 → 379,7 |
|---|
| .nextdevice: |
| mov ebx, [esi] |
| |
| ; mov edi, [device.mmio_addr] |
| ; mov edi, [ebx + device.mmio_addr] |
| ; mov eax, [edi + REG_ICR] |
| test eax, eax |
| jnz .got_it |
| 414,15 → 408,17 |
|---|
| |
| ; End of code |
| |
| section '.data' data readable writable align 16 |
| align 4 |
| data fixups |
| end data |
| |
| devices dd 0 |
| version dd (DRIVER_VERSION shl 16) or (API_VERSION and 0xFFFF) |
| include '../peimport.inc' |
| |
| my_service db 'BCM57XX',0 ; max 16 chars include zero |
| |
| include_debug_strings ; All data wich FDO uses will be included here |
| |
| align 4 |
| devices dd 0 |
| device_list rd MAX_DEVICES ; This list contains all pointers to device structures the driver is handling |
| |
| |