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-rw-r--r--mdk-stage1/probing.c669
1 files changed, 0 insertions, 669 deletions
diff --git a/mdk-stage1/probing.c b/mdk-stage1/probing.c
deleted file mode 100644
index 077a664d3..000000000
--- a/mdk-stage1/probing.c
+++ /dev/null
@@ -1,669 +0,0 @@
-/*
- * Guillaume Cottenceau (gc@mandrakesoft.com)
- *
- * Copyright 2000 MandrakeSoft
- *
- * This software may be freely redistributed under the terms of the GNU
- * public license.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- *
- */
-
-/*
- * Portions from Erik Troan (ewt@redhat.com)
- *
- * Copyright 1996 Red Hat Software
- *
- */
-
-
-/*
- * This contains stuff related to probing:
- * (1) any (actually only SCSI, NET, CPQ, USB Controllers) devices (autoprobe for PCI and USB)
- * (2) IDE media
- * (3) SCSI media
- * (4) ETH devices
- */
-
-
-#include <stdlib.h>
-#include <unistd.h>
-#include <stdio.h>
-#include <string.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <fcntl.h>
-#include <sys/socket.h>
-#include <net/if.h>
-#include <sys/ioctl.h>
-#include <sys/mount.h>
-#include "stage1.h"
-
-#include "log.h"
-#include "frontend.h"
-#include "modules.h"
-#include "pci-resource/pci-ids.h"
-#ifdef ENABLE_USB
-#include "usb-resource/usb-ids.h"
-#endif
-
-#include "probing.h"
-
-
-struct media_info {
- char * name;
- char * model;
- enum media_type type;
-};
-
-
-static void warning_insmod_failed(enum insmod_return r)
-{
- if (IS_AUTOMATIC && r == INSMOD_FAILED_FILE_NOT_FOUND)
- return;
- if (r != INSMOD_OK) {
- if (r == INSMOD_FAILED_FILE_NOT_FOUND)
- stg1_error_message("This floppy doesn't contain the driver.");
- else
- stg1_error_message("Warning, installation of driver failed. (please include msg from <Alt-F3> for bugreports)");
- }
-}
-
-#ifndef DISABLE_NETWORK
-struct net_description_elem
-{
- char * intf_name;
- char * intf_description;
-};
-static struct net_description_elem net_descriptions[50];
-static int net_descr_number = 0;
-static char * intf_descr_for_discover = NULL;
-static char * net_intf_too_early_name[50]; /* for modules providing more than one net intf */
-static int net_intf_too_early_number = 0;
-static int net_intf_too_early_ptr = 0;
-
-void prepare_intf_descr(const char * intf_descr)
-{
- intf_descr_for_discover = strdup(intf_descr);
-}
-
-void net_discovered_interface(char * intf_name)
-{
- if (!intf_descr_for_discover) {
- net_intf_too_early_name[net_intf_too_early_number++] = strdup(intf_name);
- return;
- }
- if (!intf_name) {
- if (net_intf_too_early_ptr >= net_intf_too_early_number) {
- log_message("NET: was expecting another network interface (broken net module?)");
- return;
- }
- net_descriptions[net_descr_number].intf_name = net_intf_too_early_name[net_intf_too_early_ptr++];
- }
- else
- net_descriptions[net_descr_number].intf_name = strdup(intf_name);
- net_descriptions[net_descr_number].intf_description = strdup(intf_descr_for_discover);
- intf_descr_for_discover = NULL;
- net_descr_number++;
-}
-
-char * get_net_intf_description(char * intf_name)
-{
- int i;
- for (i = 0; i < net_descr_number ; i++)
- if (!strcmp(net_descriptions[i].intf_name, intf_name))
- return net_descriptions[i].intf_description;
- return strdup("unknown");
-}
-#endif
-
-#ifdef ENABLE_USB
-void probe_that_type(enum driver_type type, enum media_bus bus)
-#else
-void probe_that_type(enum driver_type type, enum media_bus bus __attribute__ ((unused)))
-#endif
-{
- /* ---- PCI probe ---------------------------------------------- */
- {
- FILE * f;
- int len = 0;
- char buf[200];
- struct pci_module_map * pcidb = NULL;
-
- switch (type) {
-#ifndef DISABLE_PCIADAPTERS
-#ifndef DISABLE_MEDIAS
- static int already_probed_scsi_adapters = 0;
- case SCSI_ADAPTERS:
- if (already_probed_scsi_adapters)
- goto end_pci_probe;
- already_probed_scsi_adapters = 1;
- pcidb = medias_pci_ids;
- len = medias_num_ids;
- break;
-#endif
-#ifndef DISABLE_NETWORK
- case NETWORK_DEVICES:
- pcidb = network_pci_ids;
- len = network_num_ids;
- break;
-#endif
-#endif
-#ifdef ENABLE_USB
- static int already_probed_usb_controllers = 0;
- case USB_CONTROLLERS:
- if (already_probed_usb_controllers || IS_NOAUTO)
- goto end_pci_probe;
- already_probed_usb_controllers = 1;
- pcidb = usb_pci_ids;
- len = usb_num_ids;
- break;
-#endif
- default:
- goto end_pci_probe;
- }
-
- if (IS_EXPERT && type != USB_CONTROLLERS) {
- ask_insmod(type);
- return;
- }
-
- if (!(f = fopen("/proc/bus/pci/devices", "rb"))) {
- log_message("PCI: could not open proc file");
- goto end_pci_probe;
- }
-
- while (1) {
- int i, garb, vendor, device;
-
- if (!fgets(buf, sizeof(buf), f)) break;
-
- sscanf(buf, "%x %x", &garb, &vendor);
- device = vendor & 0xFFFF; /* because scanf from dietlibc does not support %4f */
- vendor = (vendor >> 16) & 0xFFFF;
-
- for (i = 0; i < len; i++) {
- if (pcidb[i].vendor == vendor && pcidb[i].device == device) {
- log_message("PCI: device %04x %04x is \"%s\" (%s)", vendor, device, pcidb[i].name, pcidb[i].module);
-#ifndef DISABLE_MEDIAS
- if (type == SCSI_ADAPTERS) {
- int wait_msg = 0;
- enum insmod_return failed;
- if (IS_AUTOMATIC) {
- wait_message("Loading driver for SCSI adapter:\n \n%s", pcidb[i].name);
- wait_msg = 1;
- } else
- stg1_info_message("About to load driver for SCSI adapter:\n \n%s", pcidb[i].name);
- failed = my_insmod(pcidb[i].module, SCSI_ADAPTERS, NULL);
- if (wait_msg)
- remove_wait_message();
- warning_insmod_failed(failed);
-
- }
-#endif
-#ifndef DISABLE_NETWORK
- if (type == NETWORK_DEVICES) {
- stg1_info_message("About to load driver for network device:\n \n%s", pcidb[i].name);
- prepare_intf_descr(pcidb[i].name);
- warning_insmod_failed(my_insmod(pcidb[i].module, NETWORK_DEVICES, NULL));
- if (intf_descr_for_discover) /* for modules providing more than one net intf */
- net_discovered_interface(NULL);
- }
-#endif
-#ifdef ENABLE_USB
- if (type == USB_CONTROLLERS)
- my_insmod(pcidb[i].module, USB_CONTROLLERS, NULL);
-#endif
- }
- }
- }
- fclose(f);
- end_pci_probe:;
- }
-
-
-#ifdef ENABLE_USB
- /* ---- USB probe ---------------------------------------------- */
- if ((bus == BUS_USB || bus == BUS_ANY) && !(IS_NOAUTO)) {
- static int already_probed_usb_controllers = 0;
- static int already_mounted_usbdev = 0;
-
- FILE * f;
- int len = 0;
- char buf[200];
- struct usb_module_map * usbdb = NULL;
-
- if (!already_probed_usb_controllers) {
- already_probed_usb_controllers = 1;
- probe_that_type(USB_CONTROLLERS, BUS_ANY);
- }
-
- if (!already_mounted_usbdev) {
- already_mounted_usbdev = 1;
- my_insmod("usb-storage", SCSI_ADAPTERS, NULL);
- if (mount("/proc/bus/usb", "/proc/bus/usb", "usbdevfs", 0, NULL)) {
- log_message("USB: couldn't mount /proc/bus/usb");
- goto end_usb_probe;
- }
- wait_message("Detecting USB devices.");
- sleep(4); /* sucking background work */
- my_insmod("usbkbd", ANY_DRIVER_TYPE, NULL);
- my_insmod("keybdev", ANY_DRIVER_TYPE, NULL);
- remove_wait_message();
- }
-
- if (!(f = fopen("/proc/bus/usb/devices", "rb"))) {
- log_message("USB: could not open proc file");
- goto end_usb_probe;
- }
-
- switch (type) {
- case NETWORK_DEVICES:
- usbdb = usb_usb_ids;
- len = usb_usb_num_ids;
- break;
- default:
- goto end_usb_probe;
- }
-
- while (1) {
- int i, vendor, id;
-
- if (!fgets(buf, sizeof(buf), f)) break;
-
- if (sscanf(buf, "P: Vendor=%x ProdID=%x", &vendor, &id) != 2)
- continue;
-
- for (i = 0; i < len; i++) {
- if (usbdb[i].vendor == vendor && usbdb[i].id == id) {
- log_message("USB: device %04x %04x is \"%s\" (%s)", vendor, id, usbdb[i].name, usbdb[i].module);
-#ifndef DISABLE_NETWORK
- if (type == NETWORK_DEVICES) {
- stg1_info_message("About to load driver for usb network device:\n \n%s", usbdb[i].name);
- prepare_intf_descr(usbdb[i].name);
- warning_insmod_failed(my_insmod(usbdb[i].module, NETWORK_DEVICES, NULL));
- if (intf_descr_for_discover) /* for modules providing more than one net intf */
- net_discovered_interface(NULL);
- }
-#endif
-
- }
- }
- }
- fclose(f);
- end_usb_probe:;
- }
-#endif
-}
-
-
-#ifndef DISABLE_MEDIAS
-static struct media_info * medias = NULL;
-
-static void find_media(enum media_bus bus)
-{
- char b[50];
- char buf[5000];
- struct media_info tmp[50];
- int count = 0;
- int fd;
-
- if (medias)
- free(medias); /* that does not free the strings, by the way */
-
- if (bus == BUS_SCSI || bus == BUS_USB || bus == BUS_ANY)
- probe_that_type(SCSI_ADAPTERS, bus);
-
- /* ----------------------------------------------- */
- if (bus != BUS_IDE && bus != BUS_ANY)
- goto find_media_after_ide;
- log_message("looking for ide media");
-
- strcpy(b, "/proc/ide/hd");
- for (b[12] = 'a'; b[12] <= 'h'; b[12]++) {
- int i;
- char ide_disk[] = "disk";
- char ide_cdrom[] = "cdrom";
- char ide_tape[] = "tape";
- char ide_floppy[] = "floppy";
-
- /* first, test if file exists (will tell if attached medium exists) */
- b[13] = '\0';
- if (access(b, R_OK))
- continue;
-
- tmp[count].name = strdup("hda");
- tmp[count].name[2] = b[12];
-
- /* media type */
- strcpy(b + 13, "/media");
- fd = open(b, O_RDONLY);
- if (fd == -1) {
- log_message("failed to open %s for reading", b);
- continue;
- }
-
- i = read(fd, buf, sizeof(buf));
- if (i == -1) {
- log_message("failed to read %s", b);
- continue;
- }
- buf[i] = '\0';
- close(fd);
-
- if (ptr_begins_static_str(buf, ide_disk))
- tmp[count].type = DISK;
- else if (ptr_begins_static_str(buf, ide_cdrom))
- tmp[count].type = CDROM;
- else if (ptr_begins_static_str(buf, ide_tape))
- tmp[count].type = TAPE;
- else if (ptr_begins_static_str(buf, ide_floppy))
- tmp[count].type = FLOPPY;
- else
- tmp[count].type = UNKNOWN_MEDIA;
-
- /* media model */
- strcpy(b + 13, "/model");
- fd = open(b, O_RDONLY);
- if (fd == -1) {
- log_message("failed to open %s for reading", b);
- continue;
- }
-
- i = read(fd, buf, sizeof(buf));
- if (i <= 0) {
- log_message("failed to read %s", b);
- tmp[count].model = strdup("(none)");
- }
- else {
- buf[i-1] = '\0'; /* eat the \n */
- tmp[count].model = strdup(buf);
- }
- close(fd);
-
- log_message("IDE/%d: %s is a %s", tmp[count].type, tmp[count].name, tmp[count].model);
- count++;
- }
-
- find_media_after_ide:
- /* ----------------------------------------------- */
- if (bus != BUS_SCSI && bus != BUS_USB && bus != BUS_ANY)
- goto find_media_after_scsi;
- log_message("looking for scsi media");
-
- fd = open("/proc/scsi/scsi", O_RDONLY);
- if (fd != -1) {
- enum { SCSI_TOP, SCSI_HOST, SCSI_VENDOR, SCSI_TYPE } state = SCSI_TOP;
- char * start, * chptr, * next, * end;
- char scsi_disk_count = 'a';
- char scsi_cdrom_count = '0';
- char scsi_tape_count = '0';
-
- char scsi_no_devices[] = "Attached devices: none";
- char scsi_some_devices[] = "Attached devices: ";
- char scsi_host[] = "Host: ";
- char scsi_vendor[] = " Vendor: ";
-
- int i = read(fd, &buf, sizeof(buf)-1);
- if (i < 1) {
- close(fd);
- goto end_scsi;
- }
- close(fd);
- buf[i] = '\0';
-
- if (ptr_begins_static_str(buf, scsi_no_devices))
- goto end_scsi;
-
- start = buf;
- while (*start) {
- char tmp_model[50];
- char tmp_name[10];
-
- chptr = start;
- while (*chptr != '\n') chptr++;
- *chptr = '\0';
- next = chptr + 1;
-
- switch (state) {
- case SCSI_TOP:
- if (!ptr_begins_static_str(start, scsi_some_devices))
- goto end_scsi;
- state = SCSI_HOST;
- break;
-
- case SCSI_HOST:
- if (!ptr_begins_static_str(start, scsi_host))
- goto end_scsi;
- state = SCSI_VENDOR;
- break;
-
- case SCSI_VENDOR:
- if (!ptr_begins_static_str(start, scsi_vendor))
- goto end_scsi;
-
- /* (1) Grab Vendor info */
- start += 10;
- end = chptr = strstr(start, "Model:");
- if (!chptr)
- goto end_scsi;
-
- chptr--;
- while (*chptr == ' ')
- chptr--;
- if (*chptr == ':') {
- chptr++;
- *(chptr + 1) = '\0';
- strcpy(tmp_model,"(unknown)");
- } else {
- *(chptr + 1) = '\0';
- strcpy(tmp_model, start);
- }
-
- /* (2) Grab Model info */
- start = end;
- start += 7;
-
- chptr = strstr(start, "Rev:");
- if (!chptr)
- goto end_scsi;
-
- chptr--;
- while (*chptr == ' ') chptr--;
- *(chptr + 1) = '\0';
-
- strcat(tmp_model, " ");
- strcat(tmp_model, start);
-
- tmp[count].model = strdup(tmp_model);
-
- state = SCSI_TYPE;
-
- break;
-
- case SCSI_TYPE:
- if (strncmp(" Type:", start, 7))
- goto end_scsi;
- *tmp_name = '\0';
-
- if (strstr(start, "Direct-Access")) {
- sprintf(tmp_name, "sd%c", scsi_disk_count++);
- tmp[count].type = DISK;
- } else if (strstr(start, "Sequential-Access")) {
- sprintf(tmp_name, "st%c", scsi_tape_count++);
- tmp[count].type = TAPE;
- } else if (strstr(start, "CD-ROM")) {
- sprintf(tmp_name, "sr%c", scsi_cdrom_count++);
- tmp[count].type = CDROM;
- }
-
- if (*tmp_name) {
- tmp[count].name = strdup(tmp_name);
- log_message("SCSI/%d: %s is a %s", tmp[count].type, tmp[count].name, tmp[count].model);
- count++;
- }
-
- state = SCSI_HOST;
- }
-
- start = next;
- }
-
- end_scsi:;
- }
-
- /* ----------------------------------------------- */
- log_message("looking for Compaq Smart Array media");
- {
- char * procfiles[] = { "/proc/driver/cpqarray/ida0", "/proc/driver/cciss/cciss0", // 2.4 style
- "/proc/array/ida", "/proc/cciss/cciss", // 2.2 style
- NULL };
- static char cpq_descr[] = "Compaq RAID logical disk";
- char ** procfile = procfiles;
- FILE * f;
- while (procfile && *procfile && (f = fopen(*procfile, "rb"))) {
- while (fgets(buf, sizeof(buf), f)) {
- if (ptr_begins_static_str(buf, "ida/") || ptr_begins_static_str(buf, "cciss/")) {
- char * end = strchr(buf, ':');
- if (!end)
- log_message("Inconsistency in %s, line:\n%s", *procfile, buf);
- else {
- *end = '\0';
- tmp[count].name = strdup(buf);
- tmp[count].type = DISK;
- tmp[count].model = cpq_descr;
- log_message("CPQ: found %s", tmp[count].name);
- count++;
- }
- }
- }
- fclose(f);
- procfile++;
- }
- }
-
- /* ----------------------------------------------- */
- log_message("looking for DAC960");
- {
- FILE * f;
- if ((f = fopen("/tmp/syslog", "rb"))) {
- while (fgets(buf, sizeof(buf), f)) {
- char * start;
- if ((start = strstr(buf, "/dev/rd/"))) {
- char * end = strchr(start, ':');
- if (!end)
- log_message("Inconsistency in syslog, line:\n%s", buf);
- else {
- *end = '\0';
- tmp[count].name = strdup(start+5);
- tmp[count].type = DISK;
- start = end + 2;
- end = strchr(start, ',');
- if (end) {
- *end = '\0';
- tmp[count].model = strdup(start);
- } else
- tmp[count].model = "(unknown)";
- log_message("DAC960: found %s (%s)", tmp[count].name, tmp[count].model);
- count++;
- }
- }
- }
- fclose(f);
- }
- }
- find_media_after_scsi:
-
- /* ----------------------------------------------- */
- tmp[count].name = NULL;
- count++;
-
- medias = memdup(tmp, sizeof(struct media_info) * count);
-}
-
-
-/* Finds by media */
-void get_medias(enum media_type media, char *** names, char *** models, enum media_bus bus)
-{
- struct media_info * m;
- char * tmp_names[50];
- char * tmp_models[50];
- int count;
-
- find_media(bus);
-
- m = medias;
-
- count = 0;
- while (m && m->name) {
- if (m->type == media) {
- tmp_names[count] = strdup(m->name);
- tmp_models[count++] = strdup(m->model);
- }
- m++;
- }
- tmp_names[count] = NULL;
- tmp_models[count++] = NULL;
-
- *names = memdup(tmp_names, sizeof(char *) * count);
- *models = memdup(tmp_models, sizeof(char *) * count);
-}
-#endif /* DISABLE_MEDIAS */
-
-
-#ifndef DISABLE_NETWORK
-int net_device_available(char * device) {
- struct ifreq req;
- int s;
-
- s = socket(AF_INET, SOCK_DGRAM, 0);
- if (s < 0) {
- log_perror(device);
- return 0;
- }
- strcpy(req.ifr_name, device);
- if (ioctl(s, SIOCGIFFLAGS, &req)) {
- /* if we can't get the flags, the networking device isn't available */
- close(s);
- return 0;
- }
- close(s);
- return 1;
-}
-
-
-char ** get_net_devices(void)
-{
- char * devices[] = {
- "eth0", "eth1", "eth2", "eth3", "eth4", "eth5",
- "tr0",
- "plip0", "plip1", "plip2",
- "fddi0",
-#ifdef ENABLE_USB
- "usb0", "usb1", "usb2", "usb3",
-#endif
- NULL
- };
- char ** ptr = devices;
- char * tmp[50];
- int i = 0;
- static int already_probed = 0;
-
- if (!already_probed) {
- already_probed = 1; /* cut off loop brought by: probe_that_type => my_insmod => get_net_devices */
- probe_that_type(NETWORK_DEVICES, BUS_ANY);
- }
-
- while (ptr && *ptr) {
- if (net_device_available(*ptr))
- tmp[i++] = strdup(*ptr);
- ptr++;
- }
- tmp[i++] = NULL;
-
- return memdup(tmp, sizeof(char *) * i);
-}
-#endif /* DISABLE_NETWORK */
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