diff options
Diffstat (limited to 'contrib/3c90xutil/bromutil.c')
-rw-r--r-- | contrib/3c90xutil/bromutil.c | 254 |
1 files changed, 0 insertions, 254 deletions
diff --git a/contrib/3c90xutil/bromutil.c b/contrib/3c90xutil/bromutil.c deleted file mode 100644 index f71ee5bec..000000000 --- a/contrib/3c90xutil/bromutil.c +++ /dev/null @@ -1,254 +0,0 @@ -/* - * readutil.c - perform various control ops on the 3c509b bios rom - * - */ - -#ifndef __i386__ -# error "This program can't compile or run on non-intel computers" -#else - -#include <stdio.h> -#include <stdlib.h> -#include <unistd.h> -#include <string.h> - -#ifdef __FreeBSD__ - -#include <fcntl.h> -#include <machine/cpufunc.h> - -#define OUTB(data, port) outb(port, data) -#define OUTW(data, port) outw(port, data) -#define OUTL(data, port) outl(port, data) - -#else - -#include <sys/io.h> - -#define OUTB(data, port) outb(data, port) -#define OUTW(data, port) outw(data, port) -#define OUTL(data, port) outl(data, port) - -#endif - -/* - * write_eeprom() and enum definitions are copied from vortex-diag.c, - * Copyright 1997-2004 by Donald Becker. - * This software may be used and distributed according to the terms of - * the GNU General Public License (GPL), incorporated herein by reference. - * Contact the author for use under other terms. - */ - -enum vortex_cmd { - TotalReset = 0<<11, SelectWindow = 1<<11, StartCoax = 2<<11, - RxDisable = 3<<11, RxEnable = 4<<11, RxReset = 5<<11, - UpStall = 6<<11, UpUnstall = (6<<11)+1, - DownStall = (6<<11)+2, DownUnstall = (6<<11)+3, - RxDiscard = 8<<11, TxEnable = 9<<11, TxDisable = 10<<11, TxReset = 11<<11, - FakeIntr = 12<<11, AckIntr = 13<<11, SetIntrEnb = 14<<11, - SetStatusEnb = 15<<11, SetRxFilter = 16<<11, SetRxThreshold = 17<<11, - SetTxThreshold = 18<<11, SetTxStart = 19<<11, - StartDMAUp = 20<<11, StartDMADown = (20<<11)+1, StatsEnable = 21<<11, - StatsDisable = 22<<11, StopCoax = 23<<11, SetFilterBit = 25<<11, -}; - -enum Window0 { - Wn0EepromCmd = 10, /* Window 0: EEPROM command register. */ - Wn0EepromData = 12, /* Window 0: EEPROM results register. */ - IntrStatus=0x0E, /* Valid in all windows. */ -}; - -enum Win0_EEPROM_cmds { - EEPROM_Read = 2, EEPROM_WRITE = 1, EEPROM_ERASE = 3, - EEPROM_EWENB = 0xC, /* Enable erasing/writing for 10 msec. */ - EEPROM_EWDIS = 0x0, /* Disable EWENB before 10 msec timeout. */ -}; - -#define debug 1 -static void write_eeprom(long ioaddr, int addrlen, int index, int value) -{ - int timer; - - /* Verify that the EEPROM is idle. */ - for (timer = 1620; inw(ioaddr + Wn0EepromCmd) & 0x8000;) - if (--timer < 0) - goto error_return; - /* Enable writing: EEPROM_EWENB | 110000.... */ - OUTW(3 << (addrlen-2), ioaddr + Wn0EepromCmd); - for (timer = 400; inw(ioaddr + Wn0EepromCmd) & 0x8000;) { - if (--timer < 0) - goto error_return; - } - if (debug) - fprintf(stderr, "EEPROM write enable took %d ticks!\n", 400 - timer); - OUTW((EEPROM_ERASE << addrlen) + index, ioaddr + Wn0EepromCmd); - for (timer = 16000; inw(ioaddr + Wn0EepromCmd) & 0x8000;) - if (--timer < 0) { - fprintf(stderr, "EEPROM failed to erase index %d!\n", index); - return; - } - if (debug) - fprintf(stderr, "EEPROM erased index %d after %d ticks!\n", - index, 16000-timer); - OUTW(3 << (addrlen-2), ioaddr + Wn0EepromCmd); - for (timer = 400; inw(ioaddr + Wn0EepromCmd) & 0x8000;) { - if (--timer < 0) - goto error_return; - } - if (debug) - fprintf(stderr, "EEPROM write enable took %d ticks!\n", 400-timer); - OUTW(value, ioaddr + Wn0EepromData); - OUTW((EEPROM_WRITE << addrlen) + index, ioaddr + Wn0EepromCmd); - for (timer = 16000; inw(ioaddr + Wn0EepromCmd) & 0x8000;) - if (--timer < 0) - goto error_return; - if (debug) - fprintf(stderr, "EEPROM wrote index %d with 0x%4.4x after %d ticks!\n", - index, value, 16000-timer); - return; -error_return: - fprintf(stderr, "Failed to write EEPROM location %d with 0x%4.4x!\n", - index, value); -} - -int main(int argc, char **argv) -{ - unsigned int i, j, n; - unsigned int ioaddr; - unsigned long recvrstat; - unsigned char buf[128]; - unsigned char b; - - if (argc != 3) { - printf - ("Usage: romid ioaddr [erase|protect|unprotect|id|bootrom|read >file|prog <file]\n"); - exit(-1); - } -#ifdef __FreeBSD__ - /* get permissions for in/out{blw} */ - open("/dev/io", O_RDONLY, 0); -#else - setuid(0); /* if we're setuid, do it really */ - if (iopl(3)) { - perror("iopl()"); - exit(1); - } -#endif - - sscanf(argv[1], "%x", &ioaddr); - /* Set the register window to 3 for the 3c905b */ - OUTW(0x803, ioaddr + 0xe); - recvrstat = inl(ioaddr); /* save the receiver status */ - /* set the receiver type to MII so the full bios rom address space - can be accessed */ - OUTL((recvrstat & 0xf00fffff) | 0x00600000, ioaddr); - - /* Set the register window to 0 for the 3c905b */ - OUTW(0x800, ioaddr + 0xe); - - if (strcmp(argv[2], "erase") == 0) { - /* do the funky chicken to erase the rom contents */ - OUTL(0x5555, ioaddr + 0x4); - OUTB(0xaa, ioaddr + 0x8); - OUTL(0x2aaa, ioaddr + 0x4); - OUTB(0x55, ioaddr + 0x8); - OUTL(0x5555, ioaddr + 0x4); - OUTB(0x80, ioaddr + 0x8); - OUTL(0x5555, ioaddr + 0x4); - OUTB(0xaa, ioaddr + 0x8); - OUTL(0x2aaa, ioaddr + 0x4); - OUTB(0x55, ioaddr + 0x8); - OUTL(0x5555, ioaddr + 0x4); - OUTB(0x10, ioaddr + 0x8); - printf("Bios ROM at %04x has been erased\n", ioaddr); - } else if (strcmp(argv[2], "protect") == 0) { - OUTL(0x5555, ioaddr + 0x4); - OUTB(0xaa, ioaddr + 0x8); - OUTL(0x2aaa, ioaddr + 0x4); - OUTB(0x55, ioaddr + 0x8); - OUTL(0x5555, ioaddr + 0x4); - OUTB(0xa0, ioaddr + 0x8); - printf - ("Software Data Protection for Bios ROM at %04x has been enabled\n", - ioaddr); - } else if (strcmp(argv[2], "unprotect") == 0) { - OUTL(0x5555, ioaddr + 0x4); - OUTB(0xaa, ioaddr + 0x8); - OUTL(0x2aaa, ioaddr + 0x4); - OUTB(0x55, ioaddr + 0x8); - OUTL(0x5555, ioaddr + 0x4); - OUTB(0x80, ioaddr + 0x8); - OUTL(0x5555, ioaddr + 0x4); - OUTB(0xaa, ioaddr + 0x8); - OUTL(0x2aaa, ioaddr + 0x4); - OUTB(0x55, ioaddr + 0x8); - OUTL(0x5555, ioaddr + 0x4); - OUTB(0x20, ioaddr + 0x8); - printf - ("Software Data Protection for Bios ROM at %04x has been disabled\n", - ioaddr); - } else if (strcmp(argv[2], "id") == 0) { - OUTL(0x5555, ioaddr + 0x4); - OUTB(0xaa, ioaddr + 0x8); - OUTL(0x2aaa, ioaddr + 0x4); - OUTB(0x55, ioaddr + 0x8); - OUTL(0x5555, ioaddr + 0x4); - OUTB(0x90, ioaddr + 0x8); - /* 10ms delay needed */ - printf("Manufacturer ID - "); - /* manuf. id */ - OUTL(0x0000, ioaddr + 0x4); - printf("%02x\n", inb(ioaddr + 0x8)); - /* device id */ - OUTL(0x0001, ioaddr + 0x4); - printf("Device ID - %02x\n", inb(ioaddr + 0x8)); - /* undo the funky chicken */ - OUTL(0x5555, ioaddr + 0x4); - OUTB(0xaa, ioaddr + 0x8); - OUTL(0x2aaa, ioaddr + 0x4); - OUTB(0x55, ioaddr + 0x8); - OUTL(0x5555, ioaddr + 0x4); - OUTB(0xf0, ioaddr + 0x8); - } else if(strcmp(argv[2], "bootrom") == 0) { - printf("bootrom fix\n"); - write_eeprom(ioaddr, 6, 19, 0x160); - } else if (strcmp(argv[2], "read") == 0) { - for (i = 0; i < 65536; i++) { - OUTL(i, ioaddr + 0x4); - b = inb(ioaddr + 0x8); - write(1, &b, 1); - } - } else if (strcmp(argv[2], "prog") == 0) { - /* program the rom in 128 bute chunks */ - for (i = 0, n = 0; i < 65536; i += n) { - n = read(0, buf, 128); - if (n == 0) - break; - if (n < 0) { - perror("File Error"); - exit(-3); - } - /* disable SDP temporarily for programming a sector */ - OUTL(0x5555, ioaddr + 0x4); - OUTB(0xaa, ioaddr + 0x8); - OUTL(0x2aaa, ioaddr + 0x4); - OUTB(0x55, ioaddr + 0x8); - OUTL(0x5555, ioaddr + 0x4); - OUTB(0xa0, ioaddr + 0x8); - for (j = 0; j < n; j++) { - OUTL(i + j, ioaddr + 0x4); - OUTB(buf[j], ioaddr + 0x8); - } - /* wait for the programming of this sector to coomplete */ - while (inb(ioaddr + 0x8) != buf[j - 1]); - } - } - - /* Set the register window to 3 for the 3c905b */ - OUTW(0x803, ioaddr + 0xe); - /* restore the receiver status */ - OUTL(recvrstat, ioaddr); - return 0; -} - -#endif /* __i386__ */ |