| 0,0 → 1,1255 |
|---|
| ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
| ;; ;; |
| ;; Copyright (C) KolibriOS team 2004-2013. All rights reserved. ;; |
| ;; Distributed under terms of the GNU General Public License ;; |
| ;; ;; |
| ;; i8255x (Intel eepro 100) driver for KolibriOS ;; |
| ;; ;; |
| ;; Written by hidnplayr@kolibrios.org ;; |
| ;; ;; |
| ;; GNU GENERAL PUBLIC LICENSE ;; |
| ;; Version 2, June 1991 ;; |
| ;; ;; |
| ;; Some parts of this driver are based on the code of eepro100.c ;; |
| ;; from linux. ;; |
| ;; ;; |
| ;; Intel's programming manual for i8255x: ;; |
| ;; http://www.intel.com/design/network/manuals/8255x_opensdm.htm ;; |
| ;; ;; |
| ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
| |
| ; TODO: use separate descriptors in memory instead of placing them in front of packets! |
| |
| |
| format MS COFF |
| |
| API_VERSION = 0x01000100 |
| DRIVER_VERSION = 5 |
| |
| MAX_DEVICES = 16 |
| |
| DEBUG = 1 |
| __DEBUG__ = 1 |
| __DEBUG_LEVEL__ = 2 |
| |
| include '../proc32.inc' |
| include '../imports.inc' |
| include '../fdo.inc' |
| include '../netdrv.inc' |
| |
| public START |
| public service_proc |
| public version |
| |
| virtual at ebx |
| |
| device: |
| |
| ETH_DEVICE |
| |
| .io_addr dd ? |
| .pci_bus dd ? |
| .pci_dev dd ? |
| .irq_line db ? |
| |
| .rx_desc dd ? |
| |
| .ee_bus_width db ? |
| |
| rb 0x100 - (($ - device) and 0xff) |
| |
| txfd: |
| .status dw ? |
| .command dw ? |
| .link dd ? |
| .tx_desc_addr dd ? |
| .count dd ? |
| |
| .tx_buf_addr0 dd ? |
| .tx_buf_size0 dd ? |
| |
| rb 0x100 - (($ - device) and 0xff) |
| |
| confcmd: |
| .status dw ? |
| .command dw ? |
| .link dd ? |
| .data rb 64 |
| |
| rb 0x100 - (($ - device) and 0xff) |
| |
| lstats: |
| tx_good_frames dd ? |
| tx_coll16_errs dd ? |
| tx_late_colls dd ? |
| tx_underruns dd ? |
| tx_lost_carrier dd ? |
| tx_deferred dd ? |
| tx_one_colls dd ? |
| tx_multi_colls dd ? |
| tx_total_colls dd ? |
| |
| rx_good_frames dd ? |
| rx_crc_errs dd ? |
| rx_align_errs dd ? |
| rx_resource_errs dd ? |
| rx_overrun_errs dd ? |
| rx_colls_errs dd ? |
| rx_runt_errs dd ? |
| |
| last_tx_buffer dd ? ;;; fixme |
| |
| sizeof.device_struct = $ - device |
| |
| end virtual |
| |
| |
| virtual at 0 |
| |
| rxfd: |
| .status dw ? |
| .command dw ? |
| .link dd ? |
| .rx_buf_addr dd ? |
| .count dw ? |
| .size dw ? |
| .packet: |
| |
| end virtual |
| |
| |
| ; Serial EEPROM |
| |
| EE_SK = 1 shl 0 ; serial clock |
| EE_CS = 1 shl 1 ; chip select |
| EE_DI = 1 shl 2 ; data in |
| EE_DO = 1 shl 3 ; data out |
| EE_MASK = EE_SK + EE_CS + EE_DI + EE_DO |
| |
| ; opcodes, first bit is start bit and must be 1 |
| EE_READ = 110b |
| EE_WRITE = 101b |
| EE_ERASE = 111b |
| |
| ; The SCB accepts the following controls for the Tx and Rx units: |
| |
| CU_START = 0x0010 |
| CU_RESUME = 0x0020 |
| CU_STATSADDR = 0x0040 |
| CU_SHOWSTATS = 0x0050 ; Dump statistics counters. |
| CU_CMD_BASE = 0x0060 ; Base address to add CU commands. |
| CU_DUMPSTATS = 0x0070 ; Dump then reset stats counters. |
| |
| RX_START = 0x0001 |
| RX_RESUME = 0x0002 |
| RX_ABORT = 0x0004 |
| RX_ADDR_LOAD = 0x0006 |
| RX_RESUMENR = 0x0007 |
| INT_MASK = 0x0100 |
| DRVR_INT = 0x0200 ; Driver generated interrupt |
| |
| CmdIASetup = 0x0001 |
| CmdConfigure = 0x0002 |
| CmdTx = 0x0004 |
| CmdTxFlex = 0x0008 |
| Cmdsuspend = 0x4000 |
| |
| |
| reg_scb_status = 0 |
| reg_scb_cmd = 2 |
| reg_scb_ptr = 4 |
| reg_port = 8 |
| reg_eeprom = 14 |
| reg_mdi_ctrl = 16 |
| |
| |
| macro delay { |
| push eax |
| in ax, dx |
| in ax, dx |
| in ax, dx |
| in ax, dx |
| in ax, dx |
| in ax, dx |
| in ax, dx |
| in ax, dx |
| in ax, dx |
| in ax, dx |
| pop eax |
| } |
| |
| section '.flat' code readable align 16 |
| |
| ;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
| ;; ;; |
| ;; proc START ;; |
| ;; ;; |
| ;; (standard driver proc) ;; |
| ;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
| |
| proc START stdcall, state:dword |
| |
| cmp [state], 1 |
| jne .exit |
| |
| .entry: |
| |
| DEBUGF 1,"Loading %s driver\n", my_service |
| stdcall RegService, my_service, service_proc |
| ret |
| |
| .fail: |
| .exit: |
| xor eax, eax |
| ret |
| |
| endp |
| |
| |
| ;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
| ;; ;; |
| ;; proc SERVICE_PROC ;; |
| ;; ;; |
| ;; (standard driver proc) ;; |
| ;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
| |
| align 4 |
| proc service_proc stdcall, ioctl:dword |
| |
| mov edx, [ioctl] |
| mov eax, [IOCTL.io_code] |
| |
| ;------------------------------------------------------ |
| |
| cmp eax, 0 ;SRV_GETVERSION |
| jne @F |
| |
| cmp [IOCTL.out_size], 4 |
| jb .fail |
| mov eax, [IOCTL.output] |
| mov [eax], dword API_VERSION |
| |
| xor eax, eax |
| ret |
| |
| ;------------------------------------------------------ |
| @@: |
| cmp eax, 1 ;SRV_HOOK |
| jne .fail |
| |
| cmp [IOCTL.inp_size], 3 ; Data input must be at least 3 bytes |
| jb .fail |
| |
| mov eax, [IOCTL.input] |
| cmp byte [eax], 1 ; 1 means device number and bus number (pci) are given |
| jne .fail ; other types arent supported for this card yet |
| |
| ; check if the device is already listed |
| |
| mov esi, device_list |
| mov ecx, [devices] |
| test ecx, ecx |
| jz .firstdevice |
| |
| ; mov eax, [IOCTL.input] ; get the pci bus and device numbers |
| mov ax , [eax+1] ; |
| .nextdevice: |
| mov ebx, [esi] |
| cmp al, byte[device.pci_bus] |
| jne @f |
| cmp ah, byte[device.pci_dev] |
| je .find_devicenum ; Device is already loaded, let's find it's device number |
| @@: |
| add esi, 4 |
| loop .nextdevice |
| |
| |
| ; This device doesnt have its own eth_device structure yet, lets create one |
| .firstdevice: |
| 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 |
| |
| ; 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 |
| |
| ; save the pci bus and device numbers |
| |
| mov eax, [IOCTL.input] |
| movzx ecx, byte[eax+1] |
| mov [device.pci_bus], ecx |
| movzx ecx, byte[eax+2] |
| mov [device.pci_dev], ecx |
| |
| ; Now, it's time to find the base io addres of the PCI device |
| |
| PCI_find_io |
| |
| ; We've found the io address, find IRQ now |
| |
| PCI_find_irq |
| |
| DEBUGF 2,"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.io_addr]:4 |
| |
| ; Ok, the eth_device structure is ready, let's probe the device |
| |
| pushf |
| cli ; disable ints until initialisation is done |
| |
| call probe ; this function will output in eax |
| test eax, eax |
| jnz .err ; If an error occured, exit |
| |
| mov eax, [devices] ; Add the device structure to our device list |
| mov [device_list+4*eax], ebx ; (IRQ handler uses this list to find device) |
| inc [devices] ; |
| |
| popf |
| |
| mov [device.type], NET_TYPE_ETH |
| call NetRegDev |
| |
| cmp eax, -1 |
| je .err |
| |
| ret |
| |
| ; If the device was already loaded, find the device number and return it in eax |
| |
| .find_devicenum: |
| DEBUGF 2,"Trying to find device number of already registered device\n" |
| call 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 2,"Kernel says: %u\n", eax |
| ret |
| |
| ; If an error occured, remove all allocated data and exit (returning -1 in eax) |
| |
| .err: |
| stdcall KernelFree, ebx |
| |
| .fail: |
| or eax, -1 |
| ret |
| |
| ;------------------------------------------------------ |
| endp |
| |
| |
| |
| |
| |
| ;;/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\;; |
| ;; ;; |
| ;; Actual Hardware dependent code starts here ;; |
| ;; ;; |
| ;;/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\;; |
| |
| |
| unload: |
| ; TODO: (in this particular order) |
| ; |
| ; - Stop the device |
| ; - Detach int handler |
| ; - Remove device from local list (device_list) |
| ; - call unregister function in kernel |
| ; - Remove all allocated structures and buffers the card used |
| |
| or eax,-1 |
| |
| ret |
| |
| |
| ;------------- |
| ; |
| ; Probe |
| ; |
| ;------------- |
| |
| align 4 |
| probe: |
| |
| DEBUGF 1,"Probing i8255x\n" |
| |
| PCI_make_bus_master |
| |
| ;--------------------------- |
| ; First, identify the device |
| |
| stdcall PciRead32, [device.pci_bus], [device.pci_dev], PCI_VENDOR_ID ; get device/vendor id |
| |
| DEBUGF 1,"Vendor_id=0x%x\n", ax |
| |
| cmp ax, 0x8086 |
| jne .notfound |
| shr eax, 16 |
| |
| DEBUGF 1,"Device_id=0x%x\n", ax |
| |
| mov ecx, DEVICE_IDs |
| mov edi, device_id_list |
| repne scasw |
| jne .notfound |
| jmp .found |
| |
| .notfound: |
| DEBUGF 1,"ERROR: Unsupported device!\n" |
| or eax, -1 |
| ret |
| |
| .found: |
| |
| call ee_get_width |
| call MAC_read_eeprom |
| |
| ;;; TODO: detect phy |
| |
| |
| |
| ;---------- |
| ; |
| ; Reset |
| ; |
| ;---------- |
| |
| align 4 |
| reset: |
| |
| movzx eax, [device.irq_line] |
| DEBUGF 1,"Attaching int handler to irq %x\n", eax:1 |
| stdcall AttachIntHandler, eax, int_handler, dword 0 |
| test eax, eax |
| jnz @f |
| DEBUGF 1,"\nCould not attach int handler!\n" |
| ; or eax, -1 |
| ; ret |
| @@: |
| |
| DEBUGF 1,"Resetting %s\n", my_service |
| |
| ;--------------- |
| ; reset the card |
| |
| set_io 0 |
| set_io reg_port |
| xor eax, eax ; Software Reset |
| out dx, eax |
| |
| mov esi, 10 |
| call Sleep ; Give the card time to warm up. |
| |
| ;--------------------------------- |
| ; Tell device where to store stats |
| |
| lea eax, [lstats] |
| GetRealAddr |
| set_io 0 |
| set_io reg_scb_ptr |
| out dx, eax |
| |
| mov ax, INT_MASK + CU_STATSADDR |
| set_io reg_scb_cmd |
| out dx, ax |
| call cmd_wait |
| |
| ;----------------- |
| ; setup RX |
| |
| set_io reg_scb_ptr |
| xor eax, eax |
| out dx, eax |
| |
| set_io reg_scb_cmd |
| mov ax, INT_MASK + RX_ADDR_LOAD |
| out dx, ax |
| call cmd_wait |
| |
| ;----------------------------- |
| ; Create RX and TX descriptors |
| |
| call create_ring |
| |
| ; RX start |
| |
| set_io 0 |
| set_io reg_scb_ptr |
| mov eax, [device.rx_desc] |
| GetRealAddr |
| out dx, eax |
| |
| mov ax, INT_MASK + RX_START |
| set_io reg_scb_cmd |
| out dx, ax |
| call cmd_wait |
| |
| ; Set-up TX |
| |
| set_io reg_scb_ptr |
| xor eax, eax |
| out dx, eax |
| |
| set_io reg_scb_cmd |
| mov ax, INT_MASK + CU_CMD_BASE |
| out dx, ax |
| call cmd_wait |
| |
| ; -------------------- |
| |
| mov [confcmd.command], CmdConfigure + Cmdsuspend |
| mov [confcmd.status], 0 |
| lea eax, [txfd] |
| GetRealAddr |
| mov [confcmd.link], eax |
| |
| mov esi, confcmd_data |
| lea edi, [confcmd.data] |
| mov ecx, 22 |
| rep movsb |
| |
| mov byte[confcmd.data + 1], 0x88 ; fifo of 8 each |
| mov byte[confcmd.data + 4], 0 |
| mov byte[confcmd.data + 5], 0x80 |
| mov byte[confcmd.data + 15], 0x48 |
| mov byte[confcmd.data + 19], 0x80 |
| mov byte[confcmd.data + 21], 0x05 |
| |
| mov [txfd.command], CmdIASetup |
| mov [txfd.status], 0 |
| lea eax, [confcmd] |
| GetRealAddr |
| mov [txfd.link], eax |
| |
| ;;; copy in our MAC |
| |
| lea edi, [txfd.tx_desc_addr] |
| lea esi, [device.mac] |
| movsd |
| movsw |
| |
| set_io reg_scb_ptr |
| lea eax, [txfd] |
| GetRealAddr |
| out dx, eax |
| |
| ; Start CU & enable ints |
| |
| set_io reg_scb_cmd |
| mov ax, CU_START |
| out dx, ax |
| call cmd_wait |
| |
| ;----------------------- |
| ; build txfd structure (again!) |
| |
| lea eax, [txfd] |
| GetRealAddr |
| mov [txfd.link], eax |
| mov [txfd.count], 0x02208000 |
| lea eax, [txfd.tx_buf_addr0] |
| GetRealAddr |
| mov [txfd.tx_desc_addr], eax |
| |
| ; Indicate that we have successfully reset the card |
| |
| DEBUGF 1,"Resetting %s complete\n", my_service |
| |
| mov [device.mtu], 1514 |
| |
| ; Set link state to unknown |
| mov [device.state], ETH_LINK_UNKOWN |
| |
| xor eax, eax ; indicate that we have successfully reset the card |
| ret |
| |
| |
| align 4 |
| create_ring: |
| |
| DEBUGF 1,"Creating ring\n" |
| |
| ;--------------------- |
| ; build rxfd structure |
| |
| stdcall KernelAlloc, 2000 |
| mov [device.rx_desc], eax |
| mov esi, eax |
| GetRealAddr |
| mov [esi + rxfd.status], 0x0000 |
| mov [esi + rxfd.command], 0x0000 |
| mov [esi + rxfd.link], eax |
| mov [esi + rxfd.count], 0 |
| mov [esi + rxfd.size], 1528 |
| |
| ;----------------------- |
| ; build txfd structure |
| |
| lea eax, [txfd] |
| GetRealAddr |
| mov [txfd.link], eax |
| mov [txfd.count], 0x02208000 |
| lea eax, [txfd.tx_buf_addr0] |
| GetRealAddr |
| mov [txfd.tx_desc_addr], eax |
| |
| ret |
| |
| |
| |
| |
| |
| ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
| ;; ;; |
| ;; Transmit ;; |
| ;; ;; |
| ;; In: buffer pointer in [esp+4] ;; |
| ;; size of buffer in [esp+8] ;; |
| ;; pointer to device structure in ebx ;; |
| ;; ;; |
| ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
| |
| align 4 |
| transmit: |
| |
| DEBUGF 1,"Transmitting packet, buffer:%x, size:%u\n", [esp+4], [esp+8] |
| mov eax, [esp+4] |
| 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 |
| ja .error ; packet is too long |
| cmp dword [esp+8], 60 |
| jb .error ; packet is too short |
| |
| ;;; TODO: check if current descriptor is in use |
| ; fill in buffer address and size |
| mov eax, [esp+4] |
| mov [last_tx_buffer], eax ;;; FIXME |
| GetRealAddr |
| mov [txfd.tx_buf_addr0], eax |
| mov eax, [esp+8] |
| mov [txfd.tx_buf_size0], eax |
| |
| mov [txfd.status], 0 |
| mov [txfd.command], Cmdsuspend + CmdTx + CmdTxFlex + 1 shl 15 ;;; EL bit |
| |
| ; mov [txfd.count], 0x02208000 ;;;;;;;;;;; |
| |
| ; Inform device of the new/updated transmit descriptor |
| lea eax, [txfd] |
| GetRealAddr |
| set_io 0 |
| set_io reg_scb_ptr |
| out dx, eax |
| |
| ; Start the transmit |
| mov ax, CU_START |
| set_io reg_scb_cmd |
| out dx, ax |
| call cmd_wait |
| |
| ; set_io 0 ;; why? |
| ; in ax, dx ;; |
| ; |
| ; @@: |
| ; cmp [txfd.status], 0 ; wait for completion? dont seems a good idea to me.. |
| ; je @r |
| ; |
| ; set_io 0 ;; why? |
| ; in ax, dx ;; |
| |
| ; Update stats |
| inc [device.packets_tx] |
| mov eax, [esp + 8] |
| add dword [device.bytes_tx], eax |
| adc dword [device.bytes_tx + 4], 0 |
| |
| DEBUGF 1,"Transmit OK\n" |
| |
| xor eax, eax |
| ret 8 |
| |
| .error: |
| stdcall KernelFree, [esp+4] |
| or eax, -1 |
| ret 8 |
| |
| ;;;;;;;;;;;;;;;;;;;;;;; |
| ;; ;; |
| ;; Interrupt handler ;; |
| ;; ;; |
| ;;;;;;;;;;;;;;;;;;;;;;; |
| |
| align 4 |
| int_handler: |
| |
| push ebx esi edi |
| |
| DEBUGF 1,"\n%s int\n", my_service |
| |
| ; find pointer of device wich made IRQ occur |
| |
| mov ecx, [devices] |
| test ecx, ecx |
| jz .nothing |
| mov esi, device_list |
| .nextdevice: |
| mov ebx, [esi] |
| |
| ; set_io 0 ; reg_scb_status = 0 |
| set_io reg_scb_status |
| in ax, dx |
| out dx, ax ; send it back to ACK |
| test ax, ax |
| jnz .got_it |
| .continue: |
| add esi, 4 |
| dec ecx |
| jnz .nextdevice |
| .nothing: |
| pop edi esi ebx |
| xor eax, eax |
| |
| ret ; If no device was found, abort (The irq was probably for a device, not registered to this driver) |
| |
| .got_it: |
| |
| DEBUGF 1,"Device: %x Status: %x\n", ebx, ax |
| |
| test ax, 1 shl 14 ; did we receive a frame? |
| jz .no_rx |
| |
| push ax |
| |
| DEBUGF 1,"Receiving\n" |
| |
| push ebx |
| .rx_loop: |
| pop ebx |
| |
| mov esi, [device.rx_desc] |
| cmp [esi + rxfd.status], 0 ; we could also check bits C and OK (bit 15 and 13) |
| je .nodata |
| |
| DEBUGF 1,"rxfd status=0x%x\n", [esi + rxfd.status]:4 |
| |
| movzx ecx, [esi + rxfd.count] |
| and ecx, 0x3fff |
| |
| push ebx |
| push .rx_loop |
| push ecx |
| add esi, rxfd.packet |
| push esi |
| |
| ; Update stats |
| add dword [device.bytes_rx], ecx |
| adc dword [device.bytes_rx + 4], 0 |
| inc dword [device.packets_rx] |
| |
| ; allocate new descriptor |
| |
| stdcall KernelAlloc, 2000 |
| mov [device.rx_desc], eax |
| mov esi, eax |
| GetRealAddr |
| mov [esi + rxfd.status], 0x0000 |
| mov [esi + rxfd.command], 0xc000 ; End of list + Suspend |
| mov [esi + rxfd.link], eax |
| mov [esi + rxfd.count], 0 |
| mov [esi + rxfd.size], 1528 |
| |
| ; restart RX |
| |
| set_io 0 |
| set_io reg_scb_ptr |
| ; lea eax, [device.rx_desc] |
| ; GetRealAddr |
| out dx, eax |
| |
| set_io reg_scb_cmd |
| mov ax, RX_START |
| out dx, ax |
| call cmd_wait |
| |
| ; And give packet to kernel |
| |
| jmp Eth_input |
| |
| .nodata: |
| DEBUGF 1, "no more data\n" |
| pop ax |
| |
| .no_rx: |
| |
| ; Cleanup after TX |
| cmp [txfd.status], 0 |
| je .done |
| cmp [last_tx_buffer], 0 |
| je .done |
| push ax |
| DEBUGF 1, "Removing packet 0x%x from RAM!\n", [last_tx_buffer] |
| stdcall KernelFree, [last_tx_buffer] |
| mov [last_tx_buffer], 0 |
| pop ax |
| |
| .done: |
| and ax, 00111100b |
| cmp ax, 00001000b |
| jne .fail |
| |
| DEBUGF 1, "out of resources!\n" |
| ; Restart the RX |
| |
| ; allocate new descriptor |
| |
| stdcall KernelAlloc, 2000 |
| mov [device.rx_desc], eax |
| mov esi, eax |
| GetRealAddr |
| mov [esi + rxfd.status], 0x0000 |
| mov [esi + rxfd.command], 0xc000 ; End of list + Suspend |
| mov [esi + rxfd.link], eax |
| mov [esi + rxfd.count], 0 |
| mov [esi + rxfd.size], 1528 |
| |
| ; restart RX |
| |
| set_io 0 |
| set_io reg_scb_ptr |
| ; lea eax, [device.rx_desc] |
| ; GetRealAddr |
| out dx, eax |
| |
| set_io reg_scb_cmd |
| mov ax, RX_START |
| out dx, ax |
| call cmd_wait |
| |
| .fail: |
| pop edi esi ebx |
| xor eax, eax |
| inc eax |
| |
| ret |
| |
| |
| |
| |
| align 4 |
| cmd_wait: |
| |
| in al, dx |
| test al, al |
| jnz cmd_wait |
| |
| ret |
| |
| |
| |
| |
| |
| |
| align 4 |
| ee_read: ; esi = address to read |
| |
| DEBUGF 1,"Eeprom read from 0x%x", esi |
| |
| set_io 0 |
| set_io reg_eeprom |
| |
| ;----------------------------------------------------- |
| ; Prepend start bit + read opcode to the address field |
| ; and shift it to the very left bits of esi |
| |
| mov cl, 29 |
| sub cl, [device.ee_bus_width] |
| shl esi, cl |
| or esi, EE_READ shl 29 |
| |
| movzx ecx, [device.ee_bus_width] |
| add ecx, 3 |
| |
| mov al, EE_CS |
| out dx, al |
| delay |
| |
| ;----------------------- |
| ; Write this to the chip |
| |
| .loop: |
| mov al, EE_CS + EE_SK |
| shl esi, 1 |
| jnc @f |
| or al, EE_DI |
| @@: |
| out dx, al |
| delay |
| |
| and al, not EE_SK |
| out dx, al |
| delay |
| |
| loop .loop |
| |
| ;------------------------------ |
| ; Now read the data from eeprom |
| |
| xor esi, esi |
| mov ecx, 16 |
| |
| .loop2: |
| shl esi, 1 |
| mov al, EE_CS + EE_SK |
| out dx, al |
| delay |
| |
| in al, dx |
| test al, EE_DO |
| jz @f |
| inc esi |
| @@: |
| |
| mov al, EE_CS |
| out dx, al |
| delay |
| |
| loop .loop2 |
| |
| ;----------------------- |
| ; de-activate the eeprom |
| |
| xor ax, ax |
| out dx, ax |
| |
| |
| DEBUGF 1,"=0x%x\n", esi:4 |
| ret |
| |
| |
| |
| align 4 |
| ee_write: ; esi = address to write to, di = data |
| |
| DEBUGF 1,"Eeprom write 0x%x to 0x%x\n", di, esi |
| |
| set_io 0 |
| set_io reg_eeprom |
| |
| ;----------------------------------------------------- |
| ; Prepend start bit + write opcode to the address field |
| ; and shift it to the very left bits of esi |
| |
| mov cl, 29 |
| sub cl, [device.ee_bus_width] |
| shl esi, cl |
| or esi, EE_WRITE shl 29 |
| |
| movzx ecx, [device.ee_bus_width] |
| add ecx, 3 |
| |
| mov al, EE_CS ; enable chip |
| out dx, al |
| |
| ;----------------------- |
| ; Write this to the chip |
| |
| .loop: |
| mov al, EE_CS + EE_SK |
| shl esi, 1 |
| jnc @f |
| or al, EE_DI |
| @@: |
| out dx, al |
| delay |
| |
| and al, not EE_SK |
| out dx, al |
| delay |
| |
| loop .loop |
| |
| ;----------------------------- |
| ; Now write the data to eeprom |
| |
| mov ecx, 16 |
| |
| .loop2: |
| mov al, EE_CS + EE_SK |
| shl di, 1 |
| jnc @f |
| or al, EE_DI |
| @@: |
| out dx, al |
| delay |
| |
| and al, not EE_SK |
| out dx, al |
| delay |
| |
| loop .loop2 |
| |
| ;----------------------- |
| ; de-activate the eeprom |
| |
| xor al, al |
| out dx, al |
| |
| |
| ret |
| |
| |
| |
| align 4 |
| ee_get_width: |
| |
| ; DEBUGF 1,"Eeprom get width\n" |
| |
| set_io 0 |
| set_io reg_eeprom |
| |
| mov al, EE_CS ; activate eeprom |
| out dx, al |
| delay |
| |
| mov si, EE_READ shl 13 |
| xor ecx, ecx |
| .loop: |
| mov al, EE_CS + EE_SK |
| shl si, 1 |
| jnc @f |
| or al, EE_DI |
| @@: |
| out dx, al |
| delay |
| |
| and al, not EE_SK |
| out dx, al |
| delay |
| |
| inc ecx |
| |
| cmp ecx, 15 |
| jae .give_up |
| |
| in al, dx |
| test al, EE_DO |
| jnz .loop |
| |
| .give_up: |
| xor al, al |
| out dx, al ; de-activate eeprom |
| |
| sub cl, 3 ; dont count the opcode bits |
| |
| mov [device.ee_bus_width], cl |
| DEBUGF 1,"Eeprom width=%u bit\n", ecx |
| |
| |
| ;----------------------- |
| ; de-activate the eeprom |
| |
| xor eax, eax |
| out dx, eax |
| |
| ret |
| |
| |
| |
| ; cx = phy addr |
| ; dx = phy reg addr |
| |
| ; ax = data |
| |
| align 4 |
| mdio_read: |
| |
| DEBUGF 1,"MDIO read\n" |
| |
| shl ecx, 21 ; PHY addr |
| shl edx, 16 ; PHY reg addr |
| |
| mov eax, ecx |
| or eax, edx |
| or eax, 10b shl 26 ; read opcode |
| |
| set_io 0 |
| set_io reg_mdi_ctrl |
| out dx, eax |
| |
| .wait: |
| delay |
| in eax, dx |
| test eax, 1 shl 28 ; ready bit |
| jz .wait |
| |
| ret |
| |
| ; ax = data |
| ; cx = phy addr |
| ; dx = phy reg addr |
| |
| ; ax = data |
| |
| align 4 |
| mdio_write: |
| |
| DEBUGF 1,"MDIO write\n" |
| |
| and eax, 0xffff |
| |
| shl ecx, 21 ; PHY addr |
| shl edx, 16 ; PHY reg addr |
| |
| or eax, ecx |
| or eax, edx |
| or eax, 01b shl 26 ; write opcode |
| |
| set_io 0 |
| set_io reg_mdi_ctrl |
| out dx, eax |
| |
| .wait: |
| delay |
| in eax, dx |
| test eax, 1 shl 28 ; ready bit |
| jz .wait |
| |
| ret |
| |
| read_mac: |
| |
| ret |
| |
| |
| |
| align 4 |
| MAC_read_eeprom: |
| |
| mov esi, 0 |
| call ee_read |
| mov word[device.mac], si |
| |
| mov esi, 1 |
| call ee_read |
| mov word[device.mac+2], si |
| |
| mov esi, 2 |
| call ee_read |
| mov word[device.mac+4], si |
| |
| |
| ret |
| |
| |
| align 4 |
| MAC_write: |
| |
| ;;;; |
| |
| ret |
| |
| |
| |
| |
| ; End of code |
| |
| align 4 ; Place all initialised data here |
| |
| devices dd 0 ; number of currently running devices |
| version dd (DRIVER_VERSION shl 16) or (API_VERSION and 0xFFFF) |
| my_service db 'i8255x', 0 ; max 16 chars include zero |
| devicename db 'Intel Etherexpress pro/100', 0 |
| |
| confcmd_data db 22, 0x08, 0, 0, 0, 0x80, 0x32, 0x03, 1 |
| db 0, 0x2e, 0, 0x60, 0, 0xf2, 0x48, 0, 0x40, 0xf2 |
| db 0x80, 0x3f, 0x05 ; 22 bytes total |
| |
| |
| device_id_list: |
| |
| dw 0x1029 |
| dw 0x1030 |
| dw 0x1031 |
| dw 0x1032 |
| dw 0x1033 |
| dw 0x1034 |
| dw 0x1038 |
| dw 0x1039 |
| dw 0x103A |
| dw 0x103B |
| dw 0x103C |
| dw 0x103D |
| dw 0x103E |
| dw 0x1050 |
| dw 0x1051 |
| dw 0x1052 |
| dw 0x1053 |
| dw 0x1054 |
| dw 0x1055 |
| dw 0x1056 |
| dw 0x1057 |
| dw 0x1059 |
| dw 0x1064 |
| dw 0x1065 |
| dw 0x1066 |
| dw 0x1067 |
| dw 0x1068 |
| dw 0x1069 |
| dw 0x106A |
| dw 0x106B |
| dw 0x1091 |
| dw 0x1092 |
| dw 0x1093 |
| dw 0x1094 |
| dw 0x1095 |
| dw 0x10fe |
| dw 0x1209 |
| dw 0x1229 |
| dw 0x2449 |
| dw 0x2459 |
| dw 0x245D |
| dw 0x27DC |
| |
| DEVICE_IDs = ($ - device_id_list) / 2 |
| |
| mac_82557_D100_A = 0 |
| mac_82557_D100_B = 1 |
| mac_82557_D100_C = 2 |
| mac_82558_D101_A4 = 4 |
| mac_82558_D101_B0 = 5 |
| mac_82559_D101M = 8 |
| mac_82559_D101S = 9 |
| mac_82550_D102 = 12 |
| mac_82550_D102_C = 13 |
| mac_82551_E = 14 |
| mac_82551_F = 15 |
| mac_82551_10 = 16 |
| mac_unknown = 0xFF |
| |
| phy_100a = 0x000003E0 |
| phy_100c = 0x035002A8 |
| phy_82555_tx = 0x015002A8 |
| phy_nsc_tx = 0x5C002000 |
| phy_82562_et = 0x033002A8 |
| phy_82562_em = 0x032002A8 |
| phy_82562_ek = 0x031002A8 |
| phy_82562_eh = 0x017002A8 |
| phy_82552_v = 0xd061004d |
| phy_unknown = 0xFFFFFFFF |
| |
| |
| include_debug_strings ; All data wich FDO uses will be included here |
| |
| section '.data' data readable writable align 16 ; place all uninitialized data place here |
| |
| device_list rd MAX_DEVICES ; This list contains all pointers to device structures the driver is handling |
| |
| Property changes: |
|---|
| Added: svn:eol-style |
|---|
| +native |
|---|
| \ No newline at end of property |
|---|