summaryrefslogtreecommitdiff
path: root/gpxe/src/drivers/net/3c595.c
diff options
context:
space:
mode:
Diffstat (limited to 'gpxe/src/drivers/net/3c595.c')
-rw-r--r--gpxe/src/drivers/net/3c595.c553
1 files changed, 0 insertions, 553 deletions
diff --git a/gpxe/src/drivers/net/3c595.c b/gpxe/src/drivers/net/3c595.c
deleted file mode 100644
index 07c85d03..00000000
--- a/gpxe/src/drivers/net/3c595.c
+++ /dev/null
@@ -1,553 +0,0 @@
-/*
-* 3c595.c -- 3COM 3C595 Fast Etherlink III PCI driver for etherboot
-*
-* Copyright (C) 2000 Shusuke Nisiyama <shu@athena.qe.eng.hokudai.ac.jp>
-* All rights reserved.
-* Mar. 14, 2000
-*
-* This software may be used, modified, copied, distributed, and sold, in
-* both source and binary form provided that the above copyright and these
-* terms are retained. Under no circumstances are the authors responsible for
-* the proper functioning of this software, nor do the authors assume any
-* responsibility for damages incurred with its use.
-*
-* This code is based on Martin Renters' etherboot-4.4.3 3c509.c and
-* Herb Peyerl's FreeBSD 3.4-RELEASE if_vx.c driver.
-*
-* Copyright (C) 1993-1994, David Greenman, Martin Renters.
-* Copyright (C) 1993-1995, Andres Vega Garcia.
-* Copyright (C) 1995, Serge Babkin.
-*
-* Copyright (c) 1994 Herb Peyerl <hpeyerl@novatel.ca>
-*
-* timlegge 08-24-2003 Add Multicast Support
-*/
-
-FILE_LICENCE ( BSD2 );
-
-/* #define EDEBUG */
-
-#include "etherboot.h"
-#include "nic.h"
-#include <gpxe/pci.h>
-#include <gpxe/ethernet.h>
-#include "3c595.h"
-
-static struct nic_operations t595_operations;
-
-static unsigned short eth_nic_base;
-static unsigned short vx_connector, vx_connectors;
-
-static struct connector_entry {
- int bit;
- char *name;
-} conn_tab[VX_CONNECTORS] = {
-#define CONNECTOR_UTP 0
- { 0x08, "utp"},
-#define CONNECTOR_AUI 1
- { 0x20, "aui"},
-/* dummy */
- { 0, "???"},
-#define CONNECTOR_BNC 3
- { 0x10, "bnc"},
-#define CONNECTOR_TX 4
- { 0x02, "tx"},
-#define CONNECTOR_FX 5
- { 0x04, "fx"},
-#define CONNECTOR_MII 6
- { 0x40, "mii"},
- { 0, "???"}
-};
-
-static void vxgetlink(void);
-static void vxsetlink(void);
-
-/**************************************************************************
-ETH_RESET - Reset adapter
-***************************************************************************/
-static void t595_reset(struct nic *nic)
-{
- int i;
-
- /***********************************************************
- Reset 3Com 595 card
- *************************************************************/
-
- /* stop card */
- outw(RX_DISABLE, BASE + VX_COMMAND);
- outw(RX_DISCARD_TOP_PACK, BASE + VX_COMMAND);
- VX_BUSY_WAIT;
- outw(TX_DISABLE, BASE + VX_COMMAND);
- outw(STOP_TRANSCEIVER, BASE + VX_COMMAND);
- udelay(8000);
- outw(RX_RESET, BASE + VX_COMMAND);
- VX_BUSY_WAIT;
- outw(TX_RESET, BASE + VX_COMMAND);
- VX_BUSY_WAIT;
- outw(C_INTR_LATCH, BASE + VX_COMMAND);
- outw(SET_RD_0_MASK, BASE + VX_COMMAND);
- outw(SET_INTR_MASK, BASE + VX_COMMAND);
- outw(SET_RX_FILTER, BASE + VX_COMMAND);
-
- /*
- * initialize card
- */
- VX_BUSY_WAIT;
-
- GO_WINDOW(0);
-
- /* Disable the card */
-/* outw(0, BASE + VX_W0_CONFIG_CTRL); */
-
- /* Configure IRQ to none */
-/* outw(SET_IRQ(0), BASE + VX_W0_RESOURCE_CFG); */
-
- /* Enable the card */
-/* outw(ENABLE_DRQ_IRQ, BASE + VX_W0_CONFIG_CTRL); */
-
- GO_WINDOW(2);
-
- /* Reload the ether_addr. */
- for (i = 0; i < ETH_ALEN; i++)
- outb(nic->node_addr[i], BASE + VX_W2_ADDR_0 + i);
-
- outw(RX_RESET, BASE + VX_COMMAND);
- VX_BUSY_WAIT;
- outw(TX_RESET, BASE + VX_COMMAND);
- VX_BUSY_WAIT;
-
- /* Window 1 is operating window */
- GO_WINDOW(1);
- for (i = 0; i < 31; i++)
- inb(BASE + VX_W1_TX_STATUS);
-
- outw(SET_RD_0_MASK | S_CARD_FAILURE | S_RX_COMPLETE |
- S_TX_COMPLETE | S_TX_AVAIL, BASE + VX_COMMAND);
- outw(SET_INTR_MASK | S_CARD_FAILURE | S_RX_COMPLETE |
- S_TX_COMPLETE | S_TX_AVAIL, BASE + VX_COMMAND);
-
-/*
- * Attempt to get rid of any stray interrupts that occured during
- * configuration. On the i386 this isn't possible because one may
- * already be queued. However, a single stray interrupt is
- * unimportant.
- */
-
- outw(ACK_INTR | 0xff, BASE + VX_COMMAND);
-
- outw(SET_RX_FILTER | FIL_INDIVIDUAL |
- FIL_BRDCST|FIL_MULTICAST, BASE + VX_COMMAND);
-
- vxsetlink();
-/*{
- int i,j;
- i = CONNECTOR_TX;
- GO_WINDOW(3);
- j = inl(BASE + VX_W3_INTERNAL_CFG) & ~INTERNAL_CONNECTOR_MASK;
- outl(BASE + VX_W3_INTERNAL_CFG, j | (i <<INTERNAL_CONNECTOR_BITS));
- GO_WINDOW(4);
- outw(LINKBEAT_ENABLE, BASE + VX_W4_MEDIA_TYPE);
- GO_WINDOW(1);
-}*/
-
- /* start tranciever and receiver */
- outw(RX_ENABLE, BASE + VX_COMMAND);
- outw(TX_ENABLE, BASE + VX_COMMAND);
-
-}
-
-/**************************************************************************
-ETH_TRANSMIT - Transmit a frame
-***************************************************************************/
-static char padmap[] = {
- 0, 3, 2, 1};
-
-static void t595_transmit(
-struct nic *nic,
-const char *d, /* Destination */
-unsigned int t, /* Type */
-unsigned int s, /* size */
-const char *p) /* Packet */
-{
- register int len;
- int pad;
- int status;
-
-#ifdef EDEBUG
- printf("{l=%d,t=%hX}",s+ETH_HLEN,t);
-#endif
-
- /* swap bytes of type */
- t= htons(t);
-
- len=s+ETH_HLEN; /* actual length of packet */
- pad = padmap[len & 3];
-
- /*
- * The 3c595 automatically pads short packets to minimum ethernet length,
- * but we drop packets that are too large. Perhaps we should truncate
- * them instead?
- */
- if (len + pad > ETH_FRAME_LEN) {
- return;
- }
-
- /* drop acknowledgements */
- while(( status=inb(BASE + VX_W1_TX_STATUS) )& TXS_COMPLETE ) {
- if(status & (TXS_UNDERRUN|TXS_MAX_COLLISION|TXS_STATUS_OVERFLOW)) {
- outw(TX_RESET, BASE + VX_COMMAND);
- outw(TX_ENABLE, BASE + VX_COMMAND);
- }
-
- outb(0x0, BASE + VX_W1_TX_STATUS);
- }
-
- while (inw(BASE + VX_W1_FREE_TX) < len + pad + 4) {
- /* no room in FIFO */
- }
-
- outw(len, BASE + VX_W1_TX_PIO_WR_1);
- outw(0x0, BASE + VX_W1_TX_PIO_WR_1); /* Second dword meaningless */
-
- /* write packet */
- outsw(BASE + VX_W1_TX_PIO_WR_1, d, ETH_ALEN/2);
- outsw(BASE + VX_W1_TX_PIO_WR_1, nic->node_addr, ETH_ALEN/2);
- outw(t, BASE + VX_W1_TX_PIO_WR_1);
- outsw(BASE + VX_W1_TX_PIO_WR_1, p, s / 2);
- if (s & 1)
- outb(*(p+s - 1), BASE + VX_W1_TX_PIO_WR_1);
-
- while (pad--)
- outb(0, BASE + VX_W1_TX_PIO_WR_1); /* Padding */
-
- /* wait for Tx complete */
- while((inw(BASE + VX_STATUS) & S_COMMAND_IN_PROGRESS) != 0)
- ;
-}
-
-/**************************************************************************
-ETH_POLL - Wait for a frame
-***************************************************************************/
-static int t595_poll(struct nic *nic, int retrieve)
-{
- /* common variables */
- /* variables for 3C595 */
- short status, cst;
- register short rx_fifo;
-
- cst=inw(BASE + VX_STATUS);
-
-#ifdef EDEBUG
- if(cst & 0x1FFF)
- printf("-%hX-",cst);
-#endif
-
- if( (cst & S_RX_COMPLETE)==0 ) {
- /* acknowledge everything */
- outw(ACK_INTR | cst, BASE + VX_COMMAND);
- outw(C_INTR_LATCH, BASE + VX_COMMAND);
-
- return 0;
- }
-
- status = inw(BASE + VX_W1_RX_STATUS);
-#ifdef EDEBUG
- printf("*%hX*",status);
-#endif
-
- if (status & ERR_RX) {
- outw(RX_DISCARD_TOP_PACK, BASE + VX_COMMAND);
- return 0;
- }
-
- rx_fifo = status & RX_BYTES_MASK;
- if (rx_fifo==0)
- return 0;
-
- if ( ! retrieve ) return 1;
-
- /* read packet */
-#ifdef EDEBUG
- printf("[l=%d",rx_fifo);
-#endif
- insw(BASE + VX_W1_RX_PIO_RD_1, nic->packet, rx_fifo / 2);
- if(rx_fifo & 1)
- nic->packet[rx_fifo-1]=inb(BASE + VX_W1_RX_PIO_RD_1);
- nic->packetlen=rx_fifo;
-
- while(1) {
- status = inw(BASE + VX_W1_RX_STATUS);
-#ifdef EDEBUG
- printf("*%hX*",status);
-#endif
- rx_fifo = status & RX_BYTES_MASK;
-
- if(rx_fifo>0) {
- insw(BASE + VX_W1_RX_PIO_RD_1, nic->packet+nic->packetlen, rx_fifo / 2);
- if(rx_fifo & 1)
- nic->packet[nic->packetlen+rx_fifo-1]=inb(BASE + VX_W1_RX_PIO_RD_1);
- nic->packetlen+=rx_fifo;
-#ifdef EDEBUG
- printf("+%d",rx_fifo);
-#endif
- }
- if(( status & RX_INCOMPLETE )==0) {
-#ifdef EDEBUG
- printf("=%d",nic->packetlen);
-#endif
- break;
- }
- udelay(1000);
- }
-
- /* acknowledge reception of packet */
- outw(RX_DISCARD_TOP_PACK, BASE + VX_COMMAND);
- while (inw(BASE + VX_STATUS) & S_COMMAND_IN_PROGRESS);
-#ifdef EDEBUG
-{
- unsigned short type = 0; /* used by EDEBUG */
- type = (nic->packet[12]<<8) | nic->packet[13];
- if(nic->packet[0]+nic->packet[1]+nic->packet[2]+nic->packet[3]+nic->packet[4]+
- nic->packet[5] == 0xFF*ETH_ALEN)
- printf(",t=%hX,b]",type);
- else
- printf(",t=%hX]",type);
-}
-#endif
- return 1;
-}
-
-
-/*************************************************************************
- 3Com 595 - specific routines
-**************************************************************************/
-
-static int
-eeprom_rdy()
-{
- int i;
-
- for (i = 0; is_eeprom_busy(BASE) && i < MAX_EEPROMBUSY; i++)
- udelay(1000);
- if (i >= MAX_EEPROMBUSY) {
- /* printf("3c595: eeprom failed to come ready.\n"); */
- printf("3c595: eeprom is busy.\n"); /* memory in EPROM is tight */
- return (0);
- }
- return (1);
-}
-
-/*
- * get_e: gets a 16 bits word from the EEPROM. we must have set the window
- * before
- */
-static int
-get_e(offset)
-int offset;
-{
- if (!eeprom_rdy())
- return (0xffff);
- outw(EEPROM_CMD_RD | offset, BASE + VX_W0_EEPROM_COMMAND);
- if (!eeprom_rdy())
- return (0xffff);
- return (inw(BASE + VX_W0_EEPROM_DATA));
-}
-
-static void
-vxgetlink(void)
-{
- int n, k;
-
- GO_WINDOW(3);
- vx_connectors = inw(BASE + VX_W3_RESET_OPT) & 0x7f;
- for (n = 0, k = 0; k < VX_CONNECTORS; k++) {
- if (vx_connectors & conn_tab[k].bit) {
- if (n > 0) {
- printf("/");
- }
- printf("%s", conn_tab[k].name );
- n++;
- }
- }
- if (vx_connectors == 0) {
- printf("no connectors!");
- return;
- }
- GO_WINDOW(3);
- vx_connector = (inl(BASE + VX_W3_INTERNAL_CFG)
- & INTERNAL_CONNECTOR_MASK)
- >> INTERNAL_CONNECTOR_BITS;
- if (vx_connector & 0x10) {
- vx_connector &= 0x0f;
- printf("[*%s*]", conn_tab[vx_connector].name);
- printf(": disable 'auto select' with DOS util!");
- } else {
- printf("[*%s*]", conn_tab[vx_connector].name);
- }
-}
-
-static void
-vxsetlink(void)
-{
- int i, j;
- char *reason, *warning;
- static char prev_conn = -1;
-
- if (prev_conn == -1) {
- prev_conn = vx_connector;
- }
-
- i = vx_connector; /* default in EEPROM */
- reason = "default";
- warning = 0;
-
- if ((vx_connectors & conn_tab[vx_connector].bit) == 0) {
- warning = "strange connector type in EEPROM.";
- reason = "forced";
- i = CONNECTOR_UTP;
- }
-
- if (warning != 0) {
- printf("warning: %s\n", warning);
- }
- printf("selected %s. (%s)\n", conn_tab[i].name, reason);
-
- /* Set the selected connector. */
- GO_WINDOW(3);
- j = inl(BASE + VX_W3_INTERNAL_CFG) & ~INTERNAL_CONNECTOR_MASK;
- outl(j | (i <<INTERNAL_CONNECTOR_BITS), BASE + VX_W3_INTERNAL_CFG);
-
- /* First, disable all. */
- outw(STOP_TRANSCEIVER, BASE + VX_COMMAND);
- udelay(8000);
- GO_WINDOW(4);
- outw(0, BASE + VX_W4_MEDIA_TYPE);
-
- /* Second, enable the selected one. */
- switch(i) {
- case CONNECTOR_UTP:
- GO_WINDOW(4);
- outw(ENABLE_UTP, BASE + VX_W4_MEDIA_TYPE);
- break;
- case CONNECTOR_BNC:
- outw(START_TRANSCEIVER,BASE + VX_COMMAND);
- udelay(8000);
- break;
- case CONNECTOR_TX:
- case CONNECTOR_FX:
- GO_WINDOW(4);
- outw(LINKBEAT_ENABLE, BASE + VX_W4_MEDIA_TYPE);
- break;
- default: /* AUI and MII fall here */
- break;
- }
- GO_WINDOW(1);
-}
-
-static void t595_disable ( struct nic *nic ) {
-
- t595_reset(nic);
-
- outw(STOP_TRANSCEIVER, BASE + VX_COMMAND);
- udelay(8000);
- GO_WINDOW(4);
- outw(0, BASE + VX_W4_MEDIA_TYPE);
- GO_WINDOW(1);
-}
-
-static void t595_irq(struct nic *nic __unused, irq_action_t action __unused)
-{
- switch ( action ) {
- case DISABLE :
- break;
- case ENABLE :
- break;
- case FORCE :
- break;
- }
-}
-
-/**************************************************************************
-ETH_PROBE - Look for an adapter
-***************************************************************************/
-static int t595_probe ( struct nic *nic, struct pci_device *pci ) {
-
- int i;
- unsigned short *p;
-
- if (pci->ioaddr == 0)
- return 0;
- eth_nic_base = pci->ioaddr;
-
- nic->irqno = 0;
- nic->ioaddr = pci->ioaddr;
-
- GO_WINDOW(0);
- outw(GLOBAL_RESET, BASE + VX_COMMAND);
- VX_BUSY_WAIT;
-
- vxgetlink();
-
-/*
- printf("\nEEPROM:");
- for (i = 0; i < (EEPROMSIZE/2); i++) {
- printf("%hX:", get_e(i));
- }
- printf("\n");
-*/
- /*
- * Read the station address from the eeprom
- */
- p = (unsigned short *) nic->node_addr;
- for (i = 0; i < 3; i++) {
- GO_WINDOW(0);
- p[i] = htons(get_e(EEPROM_OEM_ADDR_0 + i));
- GO_WINDOW(2);
- outw(ntohs(p[i]), BASE + VX_W2_ADDR_0 + (i * 2));
- }
-
- DBG ( "Ethernet address: %s\n", eth_ntoa (nic->node_addr) );
-
- t595_reset(nic);
- nic->nic_op = &t595_operations;
- return 1;
-
-}
-
-static struct nic_operations t595_operations = {
- .connect = dummy_connect,
- .poll = t595_poll,
- .transmit = t595_transmit,
- .irq = t595_irq,
-
-};
-
-static struct pci_device_id t595_nics[] = {
-PCI_ROM(0x10b7, 0x5900, "3c590", "3Com590", 0), /* Vortex 10Mbps */
-PCI_ROM(0x10b7, 0x5950, "3c595", "3Com595", 0), /* Vortex 100baseTx */
-PCI_ROM(0x10b7, 0x5951, "3c595-1", "3Com595", 0), /* Vortex 100baseT4 */
-PCI_ROM(0x10b7, 0x5952, "3c595-2", "3Com595", 0), /* Vortex 100base-MII */
-PCI_ROM(0x10b7, 0x9000, "3c900-tpo", "3Com900-TPO", 0), /* 10 Base TPO */
-PCI_ROM(0x10b7, 0x9001, "3c900-t4", "3Com900-Combo", 0), /* 10/100 T4 */
-PCI_ROM(0x10b7, 0x9004, "3c900b-tpo", "3Com900B-TPO", 0), /* 10 Base TPO */
-PCI_ROM(0x10b7, 0x9005, "3c900b-combo", "3Com900B-Combo", 0), /* 10 Base Combo */
-PCI_ROM(0x10b7, 0x9006, "3c900b-tpb2", "3Com900B-2/T", 0), /* 10 Base TP and Base2 */
-PCI_ROM(0x10b7, 0x900a, "3c900b-fl", "3Com900B-FL", 0), /* 10 Base F */
-PCI_ROM(0x10b7, 0x9800, "3c980-cyclone-1", "3Com980-Cyclone", 0), /* Cyclone */
-PCI_ROM(0x10b7, 0x9805, "3c9805-1", "3Com9805", 0), /* Dual Port Server Cyclone */
-PCI_ROM(0x10b7, 0x7646, "3csoho100-tx-1", "3CSOHO100-TX", 0), /* Hurricane */
-PCI_ROM(0x10b7, 0x4500, "3c450-1", "3Com450 HomePNA Tornado", 0),
-};
-
-PCI_DRIVER ( t595_driver, t595_nics, PCI_NO_CLASS );
-
-DRIVER ( "3C595", nic_driver, pci_driver, t595_driver,
- t595_probe, t595_disable );
-
-/*
- * Local variables:
- * c-basic-offset: 8
- * c-indent-level: 8
- * tab-width: 8
- * End:
- */
View Lorry Controller Status