diff options
Diffstat (limited to 'gpxe/contrib/3c90xutil/bromutil.c')
| -rw-r--r-- | gpxe/contrib/3c90xutil/bromutil.c | 169 |
1 files changed, 0 insertions, 169 deletions
diff --git a/gpxe/contrib/3c90xutil/bromutil.c b/gpxe/contrib/3c90xutil/bromutil.c deleted file mode 100644 index a736e5af..00000000 --- a/gpxe/contrib/3c90xutil/bromutil.c +++ /dev/null @@ -1,169 +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> - -#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 - -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|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], "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__ */ |