X-Git-Url: http://git.joshuawise.com/netwatch.git/blobdiff_plain/3e6d61061b77ac328abf5a3283ff9870afa92258..f8903fddbc2a42d68bfe42a0fb6cf93ed3a14277:/net/3c90x.c diff --git a/net/3c90x.c b/net/3c90x.c index 37fd34d..30283a2 100644 --- a/net/3c90x.c +++ b/net/3c90x.c @@ -38,18 +38,21 @@ */ #include "etherboot-compat.h" +#include "net.h" #include #include #include +#include #include #include +#include #define XCVR_MAGIC (0x5A00) /** any single transmission fails after 16 collisions or other errors ** this is the number of times to retry the transmission -- this should ** be plenty **/ -#define XMIT_RETRIES 250 +#define XMIT_RETRIES 5 /*** Register definitions for the 3c905 ***/ enum Registers @@ -221,10 +224,10 @@ typedef struct { unsigned int DnNextPtr; unsigned int FrameStartHeader; - unsigned int HdrAddr; - unsigned int HdrLength; - unsigned int DataAddr; - unsigned int DataLength; + struct { + unsigned int addr; + unsigned int len; + } __attribute ((aligned(8))) segments[64]; } TXD __attribute__ ((aligned(8))); /* 64-bit aligned for bus mastering */ @@ -250,75 +253,73 @@ static struct RXD ReceiveUPD; } INF_3C90X; +static struct nic nic; +#define _outl(v,a) outl((a),(v)) +#define _outw(v,a) outw((a),(v)) +#define _outb(v,a) outb((a),(v)) -/*** a3c90x_internal_IssueCommand: sends a command to the 3c90x card - ***/ -static int -a3c90x_internal_IssueCommand(int ioaddr, int cmd, int param) - { - unsigned int val; - - /** Build the cmd. **/ - val = cmd; - val <<= 11; - val |= param; - - /** Send the cmd to the cmd register **/ - outw(val, ioaddr + regCommandIntStatus_w); +static int _issue_command(int ioaddr, int cmd, int param) +{ + outw(ioaddr + regCommandIntStatus_w, (cmd << 11) | param); - /** Wait for the cmd to complete, if necessary **/ - while (inw(ioaddr + regCommandIntStatus_w) & INT_CMDINPROGRESS); + while (inw(ioaddr + regCommandIntStatus_w) & INT_CMDINPROGRESS) + ; - return 0; - } + return 0; +} /*** a3c90x_internal_SetWindow: selects a register window set. ***/ -static int -a3c90x_internal_SetWindow(int ioaddr, int window) - { - - /** Window already as set? **/ - if (INF_3C90X.CurrentWindow == window) return 0; +static int _set_window(int ioaddr, int window) +{ + if (INF_3C90X.CurrentWindow == window) + return 0; - /** Issue the window command. **/ - a3c90x_internal_IssueCommand(ioaddr, cmdSelectRegisterWindow, window); + _issue_command(ioaddr, cmdSelectRegisterWindow, window); INF_3C90X.CurrentWindow = window; - return 0; - } + return 0; +} /*** a3c90x_internal_ReadEeprom - read data from the serial eeprom. ***/ static unsigned short a3c90x_internal_ReadEeprom(int ioaddr, int address) - { - unsigned short val; +{ + unsigned short val; /** Select correct window **/ - a3c90x_internal_SetWindow(INF_3C90X.IOAddr, winEepromBios0); + _set_window(INF_3C90X.IOAddr, winEepromBios0); /** Make sure the eeprom isn't busy **/ - while((1<<15) & inw(ioaddr + regEepromCommand_0_w)); + do + { + int i; + for (i = 0; i < 165; i++) + inb(0x80); /* wait 165 usec */ + } + while(0x8000 & inw(ioaddr + regEepromCommand_0_w)); /** Read the value. **/ if (INF_3C90X.is3c556) - { - outw(address + (0x230), ioaddr + regEepromCommand_0_w); - } + _outw(address + (0x230), ioaddr + regEepromCommand_0_w); else - { - outw(address + ((0x02)<<6), ioaddr + regEepromCommand_0_w); - } - - while((1<<15) & inw(ioaddr + regEepromCommand_0_w)); - val = inw(ioaddr + regEepromData_0_w); + _outw(address + 0x80, ioaddr + regEepromCommand_0_w); - return val; - } + do + { + int i; + for (i = 0; i < 165; i++) + inb(0x80); /* wait 165 usec */ + } + while(0x8000 & inw(ioaddr + regEepromCommand_0_w)); + val = inw(ioaddr + regEepromData_0_w); + + return val; +} #ifdef CFG_3C90X_BOOTROM_FIX @@ -331,26 +332,26 @@ static int a3c90x_internal_WriteEepromWord(int ioaddr, int address, unsigned short value) { /** Select register window **/ - a3c90x_internal_SetWindow(ioaddr, winEepromBios0); + _set_window(ioaddr, winEepromBios0); /** Verify Eeprom not busy **/ while((1<<15) & inw(ioaddr + regEepromCommand_0_w)); /** Issue WriteEnable, and wait for completion. **/ - outw(0x30, ioaddr + regEepromCommand_0_w); + _outw(0x30, ioaddr + regEepromCommand_0_w); while((1<<15) & inw(ioaddr + regEepromCommand_0_w)); /** Issue EraseRegister, and wait for completion. **/ - outw(address + ((0x03)<<6), ioaddr + regEepromCommand_0_w); + _outw(address + ((0x03)<<6), ioaddr + regEepromCommand_0_w); while((1<<15) & inw(ioaddr + regEepromCommand_0_w)); /** Send the new data to the eeprom, and wait for completion. **/ - outw(value, ioaddr + regEepromData_0_w); - outw(0x30, ioaddr + regEepromCommand_0_w); + _outw(value, ioaddr + regEepromData_0_w); + _outw(0x30, ioaddr + regEepromCommand_0_w); while((1<<15) & inw(ioaddr + regEepromCommand_0_w)); /** Burn the new data into the eeprom, and wait for completion. **/ - outw(address + ((0x01)<<6), ioaddr + regEepromCommand_0_w); + _outw(address + ((0x01)<<6), ioaddr + regEepromCommand_0_w); while((1<<15) & inw(ioaddr + regEepromCommand_0_w)); return 0; @@ -409,65 +410,57 @@ static void a3c90x_reset(void) #ifdef CFG_3C90X_PRESERVE_XCVR int cfg; /** Read the current InternalConfig value. **/ - a3c90x_internal_SetWindow(INF_3C90X.IOAddr, winTxRxOptions3); + _set_window(INF_3C90X.IOAddr, winTxRxOptions3); cfg = inl(INF_3C90X.IOAddr + regInternalConfig_3_l); #endif /** Send the reset command to the card **/ - outputf("Issuing RESET:"); - a3c90x_internal_IssueCommand(INF_3C90X.IOAddr, cmdGlobalReset, 0); - - /** wait for reset command to complete **/ - while (inw(INF_3C90X.IOAddr + regCommandIntStatus_w) & INT_CMDINPROGRESS); + outputf("3c90x: issuing RESET"); + _issue_command(INF_3C90X.IOAddr, cmdGlobalReset, 0); /** global reset command resets station mask, non-B revision cards ** require explicit reset of values **/ - a3c90x_internal_SetWindow(INF_3C90X.IOAddr, winAddressing2); - outw(0, INF_3C90X.IOAddr + regStationMask_2_3w+0); - outw(0, INF_3C90X.IOAddr + regStationMask_2_3w+2); - outw(0, INF_3C90X.IOAddr + regStationMask_2_3w+4); + _set_window(INF_3C90X.IOAddr, winAddressing2); + _outw(0, INF_3C90X.IOAddr + regStationMask_2_3w+0); + _outw(0, INF_3C90X.IOAddr + regStationMask_2_3w+2); + _outw(0, INF_3C90X.IOAddr + regStationMask_2_3w+4); #ifdef CFG_3C90X_PRESERVE_XCVR /** Re-set the original InternalConfig value from before reset **/ - a3c90x_internal_SetWindow(INF_3C90X.IOAddr, winTxRxOptions3); - outl(cfg, INF_3C90X.IOAddr + regInternalConfig_3_l); + _set_window(INF_3C90X.IOAddr, winTxRxOptions3); + _outl(cfg, INF_3C90X.IOAddr + regInternalConfig_3_l); /** enable DC converter for 10-Base-T **/ if ((cfg&0x0300) == 0x0300) { - a3c90x_internal_IssueCommand(INF_3C90X.IOAddr, cmdEnableDcConverter, 0); + _issue_command(INF_3C90X.IOAddr, cmdEnableDcConverter, 0); } #endif /** Issue transmit reset, wait for command completion **/ - a3c90x_internal_IssueCommand(INF_3C90X.IOAddr, cmdTxReset, 0); - while (inw(INF_3C90X.IOAddr + regCommandIntStatus_w) & INT_CMDINPROGRESS) - ; + _issue_command(INF_3C90X.IOAddr, cmdTxReset, 0); if (! INF_3C90X.isBrev) - outb(0x01, INF_3C90X.IOAddr + regTxFreeThresh_b); - a3c90x_internal_IssueCommand(INF_3C90X.IOAddr, cmdTxEnable, 0); + _outb(0x01, INF_3C90X.IOAddr + regTxFreeThresh_b); + _issue_command(INF_3C90X.IOAddr, cmdTxEnable, 0); /** ** reset of the receiver on B-revision cards re-negotiates the link ** takes several seconds (a computer eternity) **/ if (INF_3C90X.isBrev) - a3c90x_internal_IssueCommand(INF_3C90X.IOAddr, cmdRxReset, 0x04); + _issue_command(INF_3C90X.IOAddr, cmdRxReset, 0x04); else - a3c90x_internal_IssueCommand(INF_3C90X.IOAddr, cmdRxReset, 0x00); - while (inw(INF_3C90X.IOAddr + regCommandIntStatus_w) & INT_CMDINPROGRESS); - ; - a3c90x_internal_IssueCommand(INF_3C90X.IOAddr, cmdRxEnable, 0); + _issue_command(INF_3C90X.IOAddr, cmdRxReset, 0x00); + while (inw(INF_3C90X.IOAddr + regCommandIntStatus_w) & INT_CMDINPROGRESS) + ; + _issue_command(INF_3C90X.IOAddr, cmdRxEnable, 0); - a3c90x_internal_IssueCommand(INF_3C90X.IOAddr, - cmdSetInterruptEnable, 0); + _issue_command(INF_3C90X.IOAddr, cmdSetInterruptEnable, 0); /** enable rxComplete and txComplete **/ - a3c90x_internal_IssueCommand(INF_3C90X.IOAddr, - cmdSetIndicationEnable, 0x0014); + _issue_command(INF_3C90X.IOAddr, cmdSetIndicationEnable, 0x0014); /** acknowledge any pending status flags **/ - a3c90x_internal_IssueCommand(INF_3C90X.IOAddr, - cmdAcknowledgeInterrupt, 0x661); + _issue_command(INF_3C90X.IOAddr, cmdAcknowledgeInterrupt, 0x661); return; } @@ -482,125 +475,93 @@ static void a3c90x_reset(void) *** pkt - the pointer to the packet data itself. ***/ static void -a3c90x_transmit(const char *dest_addr, unsigned int proto, - unsigned int size, const char *pkt) - { - - struct eth_hdr - { - unsigned char dst_addr[ETH_ALEN]; - unsigned char src_addr[ETH_ALEN]; - unsigned short type; - } hdr; - - unsigned char status; - unsigned i, retries; - - for (retries=0; retries < XMIT_RETRIES ; retries++) +a3c90x_transmit(struct pbuf *p) +{ + unsigned char status; + static unsigned int stillwaiting = 0; + unsigned int n, len; + + if (stillwaiting) { - /** Stall the download engine **/ - a3c90x_internal_IssueCommand(INF_3C90X.IOAddr, cmdStallCtl, 2); - - /** Make sure the card is not waiting on us **/ - inw(INF_3C90X.IOAddr + regCommandIntStatus_w); - inw(INF_3C90X.IOAddr + regCommandIntStatus_w); - - while (inw(INF_3C90X.IOAddr+regCommandIntStatus_w) & - INT_CMDINPROGRESS) - ; - - /** Set the ethernet packet type **/ - hdr.type = htons(proto); - - /** Copy the destination address **/ - memcpy(hdr.dst_addr, dest_addr, ETH_ALEN); + while (!(inw(INF_3C90X.IOAddr + regCommandIntStatus_w) & INT_TXCOMPLETE) && oneshot_running()) + ; + if (!(inw(INF_3C90X.IOAddr + regCommandIntStatus_w) & INT_TXCOMPLETE)) + { + outputf("3c90x: tx timeout? txstat %02x", inb(INF_3C90X.IOAddr + regTxStatus_b)); + outputf("3c90x: Gen sts %04x", inw(INF_3C90X.IOAddr + regCommandIntStatus_w)); + } + status = inb(INF_3C90X.IOAddr + regTxStatus_b); + outb(INF_3C90X.IOAddr + regTxStatus_b, 0x00); + stillwaiting = 0; + } - /** Copy our MAC address **/ - memcpy(hdr.src_addr, INF_3C90X.HWAddr, ETH_ALEN); + _issue_command(INF_3C90X.IOAddr, cmdStallCtl, 2 /* Stall download */); /** Setup the DPD (download descriptor) **/ INF_3C90X.TransmitDPD.DnNextPtr = 0; + len = 0; + n = 0; + for (; p; p = p->next) + { + INF_3C90X.TransmitDPD.segments[n].addr = v2p(p->payload); + INF_3C90X.TransmitDPD.segments[n].len = p->len | (p->next ? 0 : (1 << 31)); + len += p->len; + n++; + } /** set notification for transmission completion (bit 15) **/ - INF_3C90X.TransmitDPD.FrameStartHeader = (size + sizeof(hdr)) | 0x8000; - INF_3C90X.TransmitDPD.HdrAddr = virt_to_bus(&hdr); - INF_3C90X.TransmitDPD.HdrLength = sizeof(hdr); - INF_3C90X.TransmitDPD.DataAddr = virt_to_bus(pkt); - INF_3C90X.TransmitDPD.DataLength = size + (1<<31); + INF_3C90X.TransmitDPD.FrameStartHeader = (len) | 0x8000; + + outputf("3c90x: Sending %d byte %d seg packet", len, n); /** Send the packet **/ - outl(virt_to_bus(&(INF_3C90X.TransmitDPD)), - INF_3C90X.IOAddr + regDnListPtr_l); - - /** End Stall and Wait for upload to complete. **/ - a3c90x_internal_IssueCommand(INF_3C90X.IOAddr, cmdStallCtl, 3); - while(inl(INF_3C90X.IOAddr + regDnListPtr_l) != 0) - ; - - /** Wait for NIC Transmit to Complete **/ - oneshot_start_ms(10); /* Give it 10 ms */ - while (!(inw(INF_3C90X.IOAddr + regCommandIntStatus_w)&0x0004) && - oneshot_running()) + outl(INF_3C90X.IOAddr + regDnListPtr_l, v2p(&(INF_3C90X.TransmitDPD))); + _issue_command(INF_3C90X.IOAddr, cmdStallCtl, 3 /* Unstall download */); + + oneshot_start_ms(10); + while((inl(INF_3C90X.IOAddr + regDnListPtr_l) != 0) && oneshot_running()) ; + if (!oneshot_running()) + { + outputf("3c90x: Download engine pointer timeout"); + return; + } - if (!(inw(INF_3C90X.IOAddr + regCommandIntStatus_w)&0x0004)) - { - outputf("3C90X: Tx Timeout"); - continue; - } - - status = inb(INF_3C90X.IOAddr + regTxStatus_b); - - /** acknowledge transmit interrupt by writing status **/ - outb(0x00, INF_3C90X.IOAddr + regTxStatus_b); - + oneshot_start_ms(10); + stillwaiting = 1; + +#if 0 /** successful completion (sans "interrupt Requested" bit) **/ if ((status & 0xbf) == 0x80) - return; + return; - outputf("3C90X: Status (%hhX)", status); + outputf("3c90x: Status (%hhX)", status); /** check error codes **/ if (status & 0x02) - { - outputf("3C90X: Tx Reclaim Error (%hhX)", status); - a3c90x_reset(); - } - else if (status & 0x04) - { - outputf("3C90X: Tx Status Overflow (%hhX)", status); - for (i=0; i<32; i++) - outb(0x00, INF_3C90X.IOAddr + regTxStatus_b); - /** must re-enable after max collisions before re-issuing tx **/ - a3c90x_internal_IssueCommand(INF_3C90X.IOAddr, cmdTxEnable, 0); - } - else if (status & 0x08) - { - outputf("3C90X: Tx Max Collisions (%hhX)", status); - /** must re-enable after max collisions before re-issuing tx **/ - a3c90x_internal_IssueCommand(INF_3C90X.IOAddr, cmdTxEnable, 0); - } - else if (status & 0x10) - { - outputf("3C90X: Tx Underrun (%hhX)", status); - a3c90x_reset(); - } - else if (status & 0x20) - { - outputf("3C90X: Tx Jabber (%hhX)", status); - a3c90x_reset(); - } - else if ((status & 0x80) != 0x80) - { - outputf("3C90X: Internal Error - Incomplete Transmission (%hhX)", - status); - a3c90x_reset(); - } + { + outputf("3c90x: Tx Reclaim Error (%hhX)", status); + a3c90x_reset(); + } else if (status & 0x04) { + outputf("3c90x: Tx Status Overflow (%hhX)", status); + for (i=0; i<32; i++) + _outb(0x00, INF_3C90X.IOAddr + regTxStatus_b); + /** must re-enable after max collisions before re-issuing tx **/ + _issue_command(INF_3C90X.IOAddr, cmdTxEnable, 0); + } else if (status & 0x08) { + outputf("3c90x: Tx Max Collisions (%hhX)", status); + /** must re-enable after max collisions before re-issuing tx **/ + _issue_command(INF_3C90X.IOAddr, cmdTxEnable, 0); + } else if (status & 0x10) { + outputf("3c90x: Tx Underrun (%hhX)", status); + a3c90x_reset(); + } else if (status & 0x20) { + outputf("3c90x: Tx Jabber (%hhX)", status); + a3c90x_reset(); + } else if ((status & 0x80) != 0x80) { + outputf("3c90x: Internal Error - Incomplete Transmission (%hhX)", status); + a3c90x_reset(); } - - /** failed after RETRY attempts **/ - outputf("Failed to send after %d retries", retries); - return; - - } +#endif +} @@ -628,11 +589,11 @@ a3c90x_poll(struct nic *nic, int retrieve) /** Build the up-load descriptor **/ INF_3C90X.ReceiveUPD.UpNextPtr = 0; INF_3C90X.ReceiveUPD.UpPktStatus = 0; - INF_3C90X.ReceiveUPD.DataAddr = virt_to_bus(nic->packet); + INF_3C90X.ReceiveUPD.DataAddr = v2p(nic->packet); INF_3C90X.ReceiveUPD.DataLength = 1536 + (1<<31); /** Submit the upload descriptor to the NIC **/ - outl(virt_to_bus(&(INF_3C90X.ReceiveUPD)), + _outl(v2p(&(INF_3C90X.ReceiveUPD)), INF_3C90X.IOAddr + regUpListPtr_l); /** Wait for upload completion (upComplete(15) or upError (14)) **/ @@ -678,8 +639,8 @@ void a3c90x_disable(struct dev *dev) /* reset and disable merge */ a3c90x_reset(); /* Disable the receiver and transmitter. */ - outw(cmdRxDisable, INF_3C90X.IOAddr + regCommandIntStatus_w); - outw(cmdTxDisable, INF_3C90X.IOAddr + regCommandIntStatus_w); + _outw(cmdRxDisable, INF_3C90X.IOAddr + regCommandIntStatus_w); + _outw(cmdTxDisable, INF_3C90X.IOAddr + regCommandIntStatus_w); } @@ -692,7 +653,7 @@ static int a3c90x_probe(struct pci_dev * pci, void * data) INF_3C90X.is3c556 = (pci->did == 0x6055); int i, c; - unsigned short eeprom[0x21]; + unsigned short eeprom[0x100]; unsigned int cfg; unsigned int mopt; unsigned int mstat; @@ -708,14 +669,21 @@ static int a3c90x_probe(struct pci_dev * pci, void * data) } if (ioaddr == 0) - return 0; -/* - adjust_pci_dev(pci); -*/ - nic->ioaddr = ioaddr & ~3; - nic->irqno = 0; - - INF_3C90X.IOAddr = ioaddr & ~3; + { + outputf("3c90x: Unable to find I/O address"); + return 0; + } + + /* Power it on */ + pci_write16(pci->bus, pci->dev, pci->fn, 0xE0, + pci_read16(pci->bus, pci->dev, pci->fn, 0xE0) & ~0x3); + + outputf("3c90x: Picked I/O address %04x", ioaddr); + pci_bother_add(pci); + nic.ioaddr = ioaddr & ~3; + nic.irqno = 0; + + INF_3C90X.IOAddr = ioaddr; INF_3C90X.CurrentWindow = 255; switch (a3c90x_internal_ReadEeprom(INF_3C90X.IOAddr, 0x03)) { @@ -741,7 +709,7 @@ static int a3c90x_probe(struct pci_dev * pci, void * data) /** Load the EEPROM contents **/ if (INF_3C90X.isBrev) { - for(i=0;i<=0x20;i++) + for(i=0;i<=/*0x20*/0x7F;i++) { eeprom[i] = a3c90x_internal_ReadEeprom(INF_3C90X.IOAddr, i); } @@ -770,7 +738,7 @@ static int a3c90x_probe(struct pci_dev * pci, void * data) } else { - for(i=0;i<=0x17;i++) + for(i=0;i<=/*0x17*/0x7F;i++) { eeprom[i] = a3c90x_internal_ReadEeprom(INF_3C90X.IOAddr, i); } @@ -792,19 +760,25 @@ static int a3c90x_probe(struct pci_dev * pci, void * data) INF_3C90X.HWAddr[3] = eeprom[HWADDR_OFFSET + 1]&0xFF; INF_3C90X.HWAddr[4] = eeprom[HWADDR_OFFSET + 2]>>8; INF_3C90X.HWAddr[5] = eeprom[HWADDR_OFFSET + 2]&0xFF; - outputf("MAC Address = %!", INF_3C90X.HWAddr); + outputf("MAC Address = %02x:%02x:%02x:%02x:%02x:%02x", + INF_3C90X.HWAddr[0], + INF_3C90X.HWAddr[1], + INF_3C90X.HWAddr[2], + INF_3C90X.HWAddr[3], + INF_3C90X.HWAddr[4], + INF_3C90X.HWAddr[5]); /** 3C556: Invert MII power **/ if (INF_3C90X.is3c556) { unsigned int tmp; - a3c90x_internal_SetWindow(INF_3C90X.IOAddr, winAddressing2); + _set_window(INF_3C90X.IOAddr, winAddressing2); tmp = inw(INF_3C90X.IOAddr + regResetOptions_2_w); tmp |= 0x4000; - outw(tmp, INF_3C90X.IOAddr + regResetOptions_2_w); + _outw(tmp, INF_3C90X.IOAddr + regResetOptions_2_w); } /* Test if the link is good, if not continue */ - a3c90x_internal_SetWindow(INF_3C90X.IOAddr, winDiagnostics4); + _set_window(INF_3C90X.IOAddr, winDiagnostics4); mstat = inw(INF_3C90X.IOAddr + regMediaStatus_4_w); if((mstat & (1<<11)) == 0) { outputf("Valid link not established"); @@ -812,18 +786,18 @@ static int a3c90x_probe(struct pci_dev * pci, void * data) } /** Program the MAC address into the station address registers **/ - a3c90x_internal_SetWindow(INF_3C90X.IOAddr, winAddressing2); - outw(htons(eeprom[HWADDR_OFFSET + 0]), INF_3C90X.IOAddr + regStationAddress_2_3w); - outw(htons(eeprom[HWADDR_OFFSET + 1]), INF_3C90X.IOAddr + regStationAddress_2_3w+2); - outw(htons(eeprom[HWADDR_OFFSET + 2]), INF_3C90X.IOAddr + regStationAddress_2_3w+4); - outw(0, INF_3C90X.IOAddr + regStationMask_2_3w+0); - outw(0, INF_3C90X.IOAddr + regStationMask_2_3w+2); - outw(0, INF_3C90X.IOAddr + regStationMask_2_3w+4); + _set_window(INF_3C90X.IOAddr, winAddressing2); + _outw(htons(eeprom[HWADDR_OFFSET + 0]), INF_3C90X.IOAddr + regStationAddress_2_3w); + _outw(htons(eeprom[HWADDR_OFFSET + 1]), INF_3C90X.IOAddr + regStationAddress_2_3w+2); + _outw(htons(eeprom[HWADDR_OFFSET + 2]), INF_3C90X.IOAddr + regStationAddress_2_3w+4); + _outw(0, INF_3C90X.IOAddr + regStationMask_2_3w+0); + _outw(0, INF_3C90X.IOAddr + regStationMask_2_3w+2); + _outw(0, INF_3C90X.IOAddr + regStationMask_2_3w+4); /** Fill in our entry in the etherboot arp table **/ /* XXX ? for lwip? for(i=0;inode_addr[i] = (eeprom[HWADDR_OFFSET + i/2] >> (8*((i&1)^1))) & 0xff; + nic.node_addr[i] = (eeprom[HWADDR_OFFSET + i/2] >> (8*((i&1)^1))) & 0xff; */ /** Read the media options register, print a message and set default @@ -832,7 +806,7 @@ static int a3c90x_probe(struct pci_dev * pci, void * data) ** Uses Media Option command on B revision, Reset Option on non-B ** revision cards -- same register address **/ - a3c90x_internal_SetWindow(INF_3C90X.IOAddr, winTxRxOptions3); + _set_window(INF_3C90X.IOAddr, winTxRxOptions3); mopt = inw(INF_3C90X.IOAddr + regResetMediaOptions_3_w); /** mask out VCO bit that is defined as 10baseFL bit on B-rev cards **/ @@ -917,54 +891,49 @@ static int a3c90x_probe(struct pci_dev * pci, void * data) /** enable DC converter for 10-Base-T **/ if (linktype == 0x0003) { - a3c90x_internal_IssueCommand(INF_3C90X.IOAddr, cmdEnableDcConverter, 0); + _issue_command(INF_3C90X.IOAddr, cmdEnableDcConverter, 0); } /** Set the link to the type we just determined. **/ - a3c90x_internal_SetWindow(INF_3C90X.IOAddr, winTxRxOptions3); + _set_window(INF_3C90X.IOAddr, winTxRxOptions3); cfg = inl(INF_3C90X.IOAddr + regInternalConfig_3_l); cfg &= ~(0xF<<20); cfg |= (linktype<<20); - outl(cfg, INF_3C90X.IOAddr + regInternalConfig_3_l); + _outl(cfg, INF_3C90X.IOAddr + regInternalConfig_3_l); /** Now that we set the xcvr type, reset the Tx and Rx, re-enable. **/ - a3c90x_internal_IssueCommand(INF_3C90X.IOAddr, cmdTxReset, 0x00); - while (inw(INF_3C90X.IOAddr + regCommandIntStatus_w) & INT_CMDINPROGRESS) - ; - + _issue_command(INF_3C90X.IOAddr, cmdTxReset, 0); if (!INF_3C90X.isBrev) - outb(0x01, INF_3C90X.IOAddr + regTxFreeThresh_b); + _outb(0x01, INF_3C90X.IOAddr + regTxFreeThresh_b); - a3c90x_internal_IssueCommand(INF_3C90X.IOAddr, cmdTxEnable, 0); + _issue_command(INF_3C90X.IOAddr, cmdTxEnable, 0); /** ** reset of the receiver on B-revision cards re-negotiates the link ** takes several seconds (a computer eternity) **/ if (INF_3C90X.isBrev) - a3c90x_internal_IssueCommand(INF_3C90X.IOAddr, cmdRxReset, 0x04); + _issue_command(INF_3C90X.IOAddr, cmdRxReset, 0x04); else - a3c90x_internal_IssueCommand(INF_3C90X.IOAddr, cmdRxReset, 0x00); - while (inw(INF_3C90X.IOAddr + regCommandIntStatus_w) & INT_CMDINPROGRESS) - ; + _issue_command(INF_3C90X.IOAddr, cmdRxReset, 0x00); /** Set the RX filter = receive only individual pkts & multicast & bcast. **/ - a3c90x_internal_IssueCommand(INF_3C90X.IOAddr, cmdSetRxFilter, 0x01 + 0x02 + 0x04); - a3c90x_internal_IssueCommand(INF_3C90X.IOAddr, cmdRxEnable, 0); + _issue_command(INF_3C90X.IOAddr, cmdSetRxFilter, 0x01 + 0x02 + 0x04); + _issue_command(INF_3C90X.IOAddr, cmdRxEnable, 0); /** ** set Indication and Interrupt flags , acknowledge any IRQ's **/ - a3c90x_internal_IssueCommand(INF_3C90X.IOAddr, cmdSetInterruptEnable, 0); - a3c90x_internal_IssueCommand(INF_3C90X.IOAddr, - cmdSetIndicationEnable, 0x0014); - a3c90x_internal_IssueCommand(INF_3C90X.IOAddr, - cmdAcknowledgeInterrupt, 0x661); + _issue_command(INF_3C90X.IOAddr, cmdSetInterruptEnable, 0); + _issue_command(INF_3C90X.IOAddr, cmdSetIndicationEnable, 0x0014); + _issue_command(INF_3C90X.IOAddr, cmdAcknowledgeInterrupt, 0x661); /* * Set our exported functions **/ - nic->poll = a3c90x_poll; - nic->transmit = a3c90x_transmit; + nic.poll = a3c90x_poll; + nic.transmit = a3c90x_transmit; + memcpy(nic.hwaddr, INF_3C90X.HWAddr, 6); + eth_register(&nic); return 1; }