diff options
Diffstat (limited to 'contrib/syslinux/latest/com32/modules/ethersel.c')
| -rw-r--r-- | contrib/syslinux/latest/com32/modules/ethersel.c | 210 |
1 files changed, 0 insertions, 210 deletions
diff --git a/contrib/syslinux/latest/com32/modules/ethersel.c b/contrib/syslinux/latest/com32/modules/ethersel.c deleted file mode 100644 index f586e83..0000000 --- a/contrib/syslinux/latest/com32/modules/ethersel.c +++ /dev/null @@ -1,210 +0,0 @@ -/* ----------------------------------------------------------------------- * - * - * Copyright 2005-2008 H. Peter Anvin - All Rights Reserved - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation, Inc., 53 Temple Place Ste 330, - * Boston MA 02111-1307, USA; either version 2 of the License, or - * (at your option) any later version; incorporated herein by reference. - * - * ----------------------------------------------------------------------- */ - -/* - * ethersel.c - * - * Search for an Ethernet card with a known PCI signature, and run - * the corresponding Ethernet module. - * - * To use this, set up a syslinux config file like this: - * - * PROMPT 0 - * DEFAULT ethersel.c32 - * # DEV [DID xxxx:yyyy[/mask]] [RID zz-zz] [SID uuuu:vvvv[/mask]] commandline - * # ... - * - * DID = PCI device ID - * RID = Revision ID (range) - * SID = Subsystem ID - */ - -#include <inttypes.h> -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <console.h> -#include <sys/pci.h> -#include <com32.h> -#include <syslinux/boot.h> -#include <syslinux/config.h> - -#ifdef DEBUG -# define dprintf printf -#else -# define dprintf(...) ((void)0) -#endif - -static char *skipspace(char *p) -{ - while (*p && *p <= ' ') - p++; - - return p; -} - -#define MAX_LINE 512 - -/* Check to see if we are at a certain keyword (case insensitive) */ -static int looking_at(const char *line, const char *kwd) -{ - const char *p = line; - const char *q = kwd; - - while (*p && *q && ((*p ^ *q) & ~0x20) == 0) { - p++; - q++; - } - - if (*q) - return 0; /* Didn't see the keyword */ - - return *p <= ' '; /* Must be EOL or whitespace */ -} - -static char *get_did(char *p, uint32_t * idptr, uint32_t * maskptr) -{ - unsigned long vid, did, m1, m2; - - *idptr = -1; - *maskptr = 0xffffffff; - - vid = strtoul(p, &p, 16); - if (*p != ':') - return p; /* Bogus ID */ - did = strtoul(p + 1, &p, 16); - - *idptr = (did << 16) + vid; - - if (*p == '/') { - m1 = strtoul(p + 1, &p, 16); - if (*p != ':') { - *maskptr = (m1 << 16) | 0xffff; - } else { - m2 = strtoul(p + 1, &p, 16); - *maskptr = (m1 << 16) | m2; - } - } - - return p; -} - -static char *get_rid_range(char *p, uint8_t * rid_min, uint8_t * rid_max) -{ - unsigned long r0, r1; - - p = skipspace(p + 3); - - r0 = strtoul(p, &p, 16); - if (*p == '-') { - r1 = strtoul(p + 1, &p, 16); - } else { - r1 = r0; - } - - *rid_min = r0; - *rid_max = r1; - - return p; -} - -static struct match *parse_config(const char *filename) -{ - char line[MAX_LINE], *p; - FILE *f; - struct match *list = NULL; - struct match **ep = &list; - struct match *m; - - if (!filename) - filename = syslinux_config_file(); - - f = fopen(filename, "r"); - if (!f) - return list; - - while (fgets(line, sizeof line, f)) { - p = skipspace(line); - - if (!looking_at(p, "#")) - continue; - p = skipspace(p + 1); - - if (!looking_at(p, "dev")) - continue; - p = skipspace(p + 3); - - m = malloc(sizeof(struct match)); - if (!m) - continue; - - memset(m, 0, sizeof *m); - m->rid_max = 0xff; - - for (;;) { - p = skipspace(p); - - if (looking_at(p, "did")) { - p = get_did(p + 3, &m->did, &m->did_mask); - } else if (looking_at(p, "sid")) { - p = get_did(p + 3, &m->sid, &m->sid_mask); - } else if (looking_at(p, "rid")) { - p = get_rid_range(p + 3, &m->rid_min, &m->rid_max); - } else { - char *e; - - e = strchr(p, '\n'); - if (*e) - *e = '\0'; - e = strchr(p, '\r'); - if (*e) - *e = '\0'; - - m->filename = strdup(p); - if (!m->filename) - m->did = -1; - break; /* Done with this line */ - } - } - - dprintf("DEV DID %08x/%08x SID %08x/%08x RID %02x-%02x CMD %s\n", - m->did, m->did_mask, m->sid, m->sid_mask, - m->rid_min, m->rid_max, m->filename); - - *ep = m; - ep = &m->next; - } - - return list; -} - -int main(int argc, char *argv[]) -{ - struct match *list, *match; - struct pci_domain *pci_domain; - - openconsole(&dev_null_r, &dev_stdcon_w); - pci_domain = pci_scan(); - - if (pci_domain) { - list = parse_config(argc < 2 ? NULL : argv[1]); - - match = find_pci_device(pci_domain, list); - - if (match) - syslinux_run_command(match->filename); - } - - /* On error, return to the command line */ - fputs("Error: no recognized network card found!\n", stderr); - return 1; -} |