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authorThomas Bushnell <thomas@gnu.org>1999-04-26 05:35:47 +0000
committerThomas Bushnell <thomas@gnu.org>1999-04-26 05:35:47 +0000
commit3a4e8f5c1c60f87e1c9e0878ddb6cf7dac8c59c0 (patch)
tree50b56b8570e175dbcff43b5f0d61103b6fea5906 /i386/i386at/gpl/linux/net/ac3200.c
parent002b9c7d51f7fdb0fe222d4a6023655687c6e501 (diff)
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1998-11-06 OKUJI Yoshinori <okuji@kuicr.kyoto-u.ac.jp>
* i386/i386at/gpl/linux: Moved to ... * linuxdev: ... here. * i386/Makefrag: Linux drivers specific code moved to ... * linuxdev/Makefrag: ... here. * i386/Files: Recreated. * i386/Subdirs: Likewise. * linuxdev/drivers: New directory. * linuxdev/arch: Likewise. * linuxdev/arch/i386: Likewise. * linuxdev/{block,scsi,net,pci}: Moved to ... * linuxdev/drivers/{block,scsi,net,pci}: ... here. * i386/{Drivers.in,device-drivers.h.in,driverlist.in}: Moved to ... * linuxdev/{Drivers.in,device-drivers.h.in,driverlist.in}: ... here. * linuxdev/{linux_emul.h,linux_*.c}: Moved to ... * linuxdev/arch/i386/{linux_emul.h,linux_*.c}: ... here. * linuxdev/arch/i386/linux_block.c: Include <linux_emul.h>, instead of <i386at/gpl/linux/linux_emul.h>. * linuxdev/arch/i386/linux_init.c: Likewise. * linuxdev/arch/i386/linux_kmem.c: Likewise. * linuxdev/arch/i386/linux_misc.c: Likewise. * linuxdev/arch/i386/linux_net.c: Likewise. * linuxdev/arch/i386/linux_sched.c: Likewise. * device/ds_routines.c: Include <linuxdev/device-drivers.h>, instead of <i386/device-drivers.h>. * linuxdev/arch/i386/linux_init.c: Likewise. * linuxdev/include/linux/autoconf.h: Likewise. * Makefile.in: Include $(srcdir)/linuxdev/Makefrag. * linuxdev/Drivers.in (AC_INIT): Use include/linux/autoconf.h, instead of i386/i386asm.sym.
Diffstat (limited to 'i386/i386at/gpl/linux/net/ac3200.c')
-rw-r--r--i386/i386at/gpl/linux/net/ac3200.c385
1 files changed, 0 insertions, 385 deletions
diff --git a/i386/i386at/gpl/linux/net/ac3200.c b/i386/i386at/gpl/linux/net/ac3200.c
deleted file mode 100644
index 054af13a..00000000
--- a/i386/i386at/gpl/linux/net/ac3200.c
+++ /dev/null
@@ -1,385 +0,0 @@
-/* ac3200.c: A driver for the Ansel Communications EISA ethernet adaptor. */
-/*
- Written 1993, 1994 by Donald Becker.
- Copyright 1993 United States Government as represented by the Director,
- National Security Agency. This software may only be used and distributed
- according to the terms of the GNU Public License as modified by SRC,
- incorporated herein by reference.
-
- The author may be reached as becker@cesdis.gsfc.nasa.gov, or
- C/O Code 930.5, Goddard Space Flight Center, Greenbelt MD 20771
-
- This is driver for the Ansel Communications Model 3200 EISA Ethernet LAN
- Adapter. The programming information is from the users manual, as related
- by glee@ardnassak.math.clemson.edu.
- */
-
-static const char *version =
- "ac3200.c:v1.01 7/1/94 Donald Becker (becker@cesdis.gsfc.nasa.gov)\n";
-
-#include <linux/module.h>
-
-#include <linux/kernel.h>
-#include <linux/sched.h>
-#include <linux/errno.h>
-#include <linux/string.h>
-#include <linux/netdevice.h>
-#include <linux/etherdevice.h>
-
-#include <asm/system.h>
-#include <asm/io.h>
-
-#include "8390.h"
-
-/* Offsets from the base address. */
-#define AC_NIC_BASE 0x00
-#define AC_SA_PROM 0x16 /* The station address PROM. */
-#define AC_ADDR0 0x00 /* Prefix station address values. */
-#define AC_ADDR1 0x40 /* !!!!These are just guesses!!!! */
-#define AC_ADDR2 0x90
-#define AC_ID_PORT 0xC80
-#define AC_EISA_ID 0x0110d305
-#define AC_RESET_PORT 0xC84
-#define AC_RESET 0x00
-#define AC_ENABLE 0x01
-#define AC_CONFIG 0xC90 /* The configuration port. */
-
-#define AC_IO_EXTENT 0x10 /* IS THIS REALLY TRUE ??? */
- /* Actually accessed is:
- * AC_NIC_BASE (0-15)
- * AC_SA_PROM (0-5)
- * AC_ID_PORT (0-3)
- * AC_RESET_PORT
- * AC_CONFIG
- */
-
-/* Decoding of the configuration register. */
-static unsigned char config2irqmap[8] = {15, 12, 11, 10, 9, 7, 5, 3};
-static int addrmap[8] =
-{0xFF0000, 0xFE0000, 0xFD0000, 0xFFF0000, 0xFFE0000, 0xFFC0000, 0xD0000, 0 };
-static const char *port_name[4] = { "10baseT", "invalid", "AUI", "10base2"};
-
-#define config2irq(configval) config2irqmap[((configval) >> 3) & 7]
-#define config2mem(configval) addrmap[(configval) & 7]
-#define config2name(configval) port_name[((configval) >> 6) & 3]
-
-/* First and last 8390 pages. */
-#define AC_START_PG 0x00 /* First page of 8390 TX buffer */
-#define AC_STOP_PG 0x80 /* Last page +1 of the 8390 RX ring */
-
-int ac3200_probe(struct device *dev);
-static int ac_probe1(int ioaddr, struct device *dev);
-
-static int ac_open(struct device *dev);
-static void ac_reset_8390(struct device *dev);
-static void ac_block_input(struct device *dev, int count,
- struct sk_buff *skb, int ring_offset);
-static void ac_block_output(struct device *dev, const int count,
- const unsigned char *buf, const int start_page);
-static void ac_get_8390_hdr(struct device *dev, struct e8390_pkt_hdr *hdr,
- int ring_page);
-
-static int ac_close_card(struct device *dev);
-
-
-/* Probe for the AC3200.
-
- The AC3200 can be identified by either the EISA configuration registers,
- or the unique value in the station address PROM.
- */
-
-int ac3200_probe(struct device *dev)
-{
- unsigned short ioaddr = dev->base_addr;
-
- if (ioaddr > 0x1ff) /* Check a single specified location. */
- return ac_probe1(ioaddr, dev);
- else if (ioaddr > 0) /* Don't probe at all. */
- return ENXIO;
-
- /* If you have a pre 0.99pl15 machine you should delete this line. */
- if ( ! EISA_bus)
- return ENXIO;
-
- for (ioaddr = 0x1000; ioaddr < 0x9000; ioaddr += 0x1000) {
- if (check_region(ioaddr, AC_IO_EXTENT))
- continue;
- if (ac_probe1(ioaddr, dev) == 0)
- return 0;
- }
-
- return ENODEV;
-}
-
-static int ac_probe1(int ioaddr, struct device *dev)
-{
- int i;
-
-#ifndef final_version
- printk("AC3200 ethercard probe at %#3x:", ioaddr);
-
- for(i = 0; i < 6; i++)
- printk(" %02x", inb(ioaddr + AC_SA_PROM + i));
-#endif
-
- /* !!!!The values of AC_ADDRn (see above) should be corrected when we
- find out the correct station address prefix!!!! */
- if (inb(ioaddr + AC_SA_PROM + 0) != AC_ADDR0
- || inb(ioaddr + AC_SA_PROM + 1) != AC_ADDR1
- || inb(ioaddr + AC_SA_PROM + 2) != AC_ADDR2 ) {
-#ifndef final_version
- printk(" not found (invalid prefix).\n");
-#endif
- return ENODEV;
- }
-
- /* The correct probe method is to check the EISA ID. */
- for (i = 0; i < 4; i++)
- if (inl(ioaddr + AC_ID_PORT) != AC_EISA_ID) {
- printk("EISA ID mismatch, %8x vs %8x.\n",
- inl(ioaddr + AC_EISA_ID), AC_EISA_ID);
- return ENODEV;
- }
-
-
- /* We should have a "dev" from Space.c or the static module table. */
- if (dev == NULL) {
- printk("ac3200.c: Passed a NULL device.\n");
- dev = init_etherdev(0, 0);
- }
-
- for(i = 0; i < ETHER_ADDR_LEN; i++)
- dev->dev_addr[i] = inb(ioaddr + AC_SA_PROM + i);
-
-#ifndef final_version
- printk("\nAC3200 ethercard configuration register is %#02x,"
- " EISA ID %02x %02x %02x %02x.\n", inb(ioaddr + AC_CONFIG),
- inb(ioaddr + AC_ID_PORT + 0), inb(ioaddr + AC_ID_PORT + 1),
- inb(ioaddr + AC_ID_PORT + 2), inb(ioaddr + AC_ID_PORT + 3));
-#endif
-
- /* Assign and allocate the interrupt now. */
- if (dev->irq == 0)
- dev->irq = config2irq(inb(ioaddr + AC_CONFIG));
- else if (dev->irq == 2)
- dev->irq = 9;
-
- if (request_irq(dev->irq, ei_interrupt, 0, "ac3200")) {
- printk (" unable to get IRQ %d.\n", dev->irq);
- return EAGAIN;
- }
-
- /* Allocate dev->priv and fill in 8390 specific dev fields. */
- if (ethdev_init(dev)) {
- printk (" unable to allocate memory for dev->priv.\n");
- free_irq(dev->irq);
- return -ENOMEM;
- }
-
- request_region(ioaddr, AC_IO_EXTENT, "ac3200");
-
- dev->base_addr = ioaddr;
-
-#ifdef notyet
- if (dev->mem_start) { /* Override the value from the board. */
- for (i = 0; i < 7; i++)
- if (addrmap[i] == dev->mem_start)
- break;
- if (i >= 7)
- i = 0;
- outb((inb(ioaddr + AC_CONFIG) & ~7) | i, ioaddr + AC_CONFIG);
- }
-#endif
-
- dev->if_port = inb(ioaddr + AC_CONFIG) >> 6;
- dev->mem_start = config2mem(inb(ioaddr + AC_CONFIG));
- dev->rmem_start = dev->mem_start + TX_PAGES*256;
- dev->mem_end = dev->rmem_end = dev->mem_start
- + (AC_STOP_PG - AC_START_PG)*256;
-
- ei_status.name = "AC3200";
- ei_status.tx_start_page = AC_START_PG;
- ei_status.rx_start_page = AC_START_PG + TX_PAGES;
- ei_status.stop_page = AC_STOP_PG;
- ei_status.word16 = 1;
-
- printk("\n%s: AC3200 at %#x, IRQ %d, %s port, shared memory %#lx-%#lx.\n",
- dev->name, ioaddr, dev->irq, port_name[dev->if_port],
- dev->mem_start, dev->mem_end-1);
-
- if (ei_debug > 0)
- printk(version);
-
- ei_status.reset_8390 = &ac_reset_8390;
- ei_status.block_input = &ac_block_input;
- ei_status.block_output = &ac_block_output;
- ei_status.get_8390_hdr = &ac_get_8390_hdr;
-
- dev->open = &ac_open;
- dev->stop = &ac_close_card;
- NS8390_init(dev, 0);
- return 0;
-}
-
-static int ac_open(struct device *dev)
-{
-#ifdef notyet
- /* Someday we may enable the IRQ and shared memory here. */
- int ioaddr = dev->base_addr;
-
- if (request_irq(dev->irq, ei_interrupt, 0, "ac3200"))
- return -EAGAIN;
-#endif
-
- ei_open(dev);
-
- MOD_INC_USE_COUNT;
-
- return 0;
-}
-
-static void ac_reset_8390(struct device *dev)
-{
- ushort ioaddr = dev->base_addr;
-
- outb(AC_RESET, ioaddr + AC_RESET_PORT);
- if (ei_debug > 1) printk("resetting AC3200, t=%ld...", jiffies);
-
- ei_status.txing = 0;
- outb(AC_ENABLE, ioaddr + AC_RESET_PORT);
- if (ei_debug > 1) printk("reset done\n");
-
- return;
-}
-
-/* Grab the 8390 specific header. Similar to the block_input routine, but
- we don't need to be concerned with ring wrap as the header will be at
- the start of a page, so we optimize accordingly. */
-
-static void
-ac_get_8390_hdr(struct device *dev, struct e8390_pkt_hdr *hdr, int ring_page)
-{
- unsigned long hdr_start = dev->mem_start + ((ring_page - AC_START_PG)<<8);
- memcpy_fromio(hdr, hdr_start, sizeof(struct e8390_pkt_hdr));
-}
-
-/* Block input and output are easy on shared memory ethercards, the only
- complication is when the ring buffer wraps. */
-
-static void ac_block_input(struct device *dev, int count, struct sk_buff *skb,
- int ring_offset)
-{
- unsigned long xfer_start = dev->mem_start + ring_offset - (AC_START_PG<<8);
-
- if (xfer_start + count > dev->rmem_end) {
- /* We must wrap the input move. */
- int semi_count = dev->rmem_end - xfer_start;
- memcpy_fromio(skb->data, xfer_start, semi_count);
- count -= semi_count;
- memcpy_fromio(skb->data + semi_count, dev->rmem_start, count);
- } else {
- /* Packet is in one chunk -- we can copy + cksum. */
- eth_io_copy_and_sum(skb, xfer_start, count, 0);
- }
-}
-
-static void ac_block_output(struct device *dev, int count,
- const unsigned char *buf, int start_page)
-{
- unsigned long shmem = dev->mem_start + ((start_page - AC_START_PG)<<8);
-
- memcpy_toio(shmem, buf, count);
-}
-
-static int ac_close_card(struct device *dev)
-{
- dev->start = 0;
- dev->tbusy = 1;
-
- if (ei_debug > 1)
- printk("%s: Shutting down ethercard.\n", dev->name);
-
-#ifdef notyet
- /* We should someday disable shared memory and interrupts. */
- outb(0x00, ioaddr + 6); /* Disable interrupts. */
- free_irq(dev->irq);
- irq2dev_map[dev->irq] = 0;
-#endif
-
- ei_close(dev);
-
- MOD_DEC_USE_COUNT;
-
- return 0;
-}
-
-#ifdef MODULE
-#define MAX_AC32_CARDS 4 /* Max number of AC32 cards per module */
-#define NAMELEN 8 /* # of chars for storing dev->name */
-static char namelist[NAMELEN * MAX_AC32_CARDS] = { 0, };
-static struct device dev_ac32[MAX_AC32_CARDS] = {
- {
- NULL, /* assign a chunk of namelist[] below */
- 0, 0, 0, 0,
- 0, 0,
- 0, 0, 0, NULL, NULL
- },
-};
-
-static int io[MAX_AC32_CARDS] = { 0, };
-static int irq[MAX_AC32_CARDS] = { 0, };
-static int mem[MAX_AC32_CARDS] = { 0, };
-
-int
-init_module(void)
-{
- int this_dev, found = 0;
-
- for (this_dev = 0; this_dev < MAX_AC32_CARDS; this_dev++) {
- struct device *dev = &dev_ac32[this_dev];
- dev->name = namelist+(NAMELEN*this_dev);
- dev->irq = irq[this_dev];
- dev->base_addr = io[this_dev];
- dev->mem_start = mem[this_dev]; /* Currently ignored by driver */
- dev->init = ac3200_probe;
- /* Default is to only install one card. */
- if (io[this_dev] == 0 && this_dev != 0) break;
- if (register_netdev(dev) != 0) {
- printk(KERN_WARNING "ac3200.c: No ac3200 card found (i/o = 0x%x).\n", io[this_dev]);
- if (found != 0) return 0; /* Got at least one. */
- return -ENXIO;
- }
- found++;
- }
-
- return 0;
-}
-
-void
-cleanup_module(void)
-{
- int this_dev;
-
- for (this_dev = 0; this_dev < MAX_AC32_CARDS; this_dev++) {
- struct device *dev = &dev_ac32[this_dev];
- if (dev->priv != NULL) {
- kfree(dev->priv);
- dev->priv = NULL;
- /* Someday free_irq + irq2dev may be in ac_close_card() */
- free_irq(dev->irq);
- irq2dev_map[dev->irq] = NULL;
- release_region(dev->base_addr, AC_IO_EXTENT);
- unregister_netdev(dev);
- }
- }
-}
-#endif /* MODULE */
-
-/*
- * Local variables:
- * compile-command: "gcc -D__KERNEL__ -I/usr/src/linux/net/inet -Wall -Wstrict-prototypes -O6 -m486 -c ac3200.c"
- * version-control: t
- * kept-new-versions: 5
- * tab-width: 4
- * End:
- */