int useconf = 0;
char bootdevice[BOOTDEVSZ];
+char bootoncelabel[1024];
char bootargs[1024];
+char bootlastlabel[BOOTLASTSZ] = {0};
+char fw_nbr_reboots[FW_NBR_REBOOTSZ] = {0};
+long fw_reboot_cnt = 0;
char *password = NULL;
struct boot_fspec_t boot;
int _machine = _MACH_Pmac;
{
int result;
void* malloc_base = NULL;
+ unsigned long addr;
prom_handle root;
/* OF seems to do it, but I'm not very confident */
prom_init ((prom_entry) r5);
/* Allocate some memory for malloc'ator */
- malloc_base = prom_claim((void *)MALLOCADDR, MALLOCSIZE, 0);
+ for (addr = MALLOCADDR; addr <= MALLOCADDR * 16 ;addr+=0x100000) {
+ malloc_base = prom_claim((void *)addr, MALLOCSIZE, 0);
+ if (malloc_base != (void *)-1) break;
+ }
if (malloc_base == (void *)-1) {
prom_printf("Can't claim malloc buffer (%d bytes at 0x%08x)\n",
MALLOCSIZE, MALLOCADDR);
root = prom_finddevice("/");
if (root != 0) {
static char model[256];
- if (prom_getprop(root, "device_type", model, 256 ) > 0 &&
+ if (prom_getprop(root, "CODEGEN,vendor", model, 256) > 0 &&
+ !strncmp("bplan", model, 5))
+ _machine = _MACH_bplan;
+ else if (prom_getprop(root, "device_type", model, 256 ) > 0 &&
!strncmp("chrp", model, 4))
_machine = _MACH_chrp;
else {
goto bail;
}
+ /*
+ * set the default cf_option to label that has the same MAC addr
+ * it only works if there is a label with the MAC addr on yaboot.conf
+ */
+ if (prom_get_devtype(fspec->dev) == FILE_DEVICE_NET) {
+ /* change the variable bellow to get the MAC dinamicaly */
+ char * macaddr = NULL;
+ int default_mac = 0;
+
+ macaddr = prom_get_mac(prom_get_netinfo());
+ default_mac = cfg_set_default_by_mac(macaddr);
+ if (default_mac >= 1) {
+ prom_printf("Default label was changed to macaddr label.\n");
+ }
+ }
+
DEBUG_F("Config file successfully parsed, %d bytes\n", sz);
/* Now, we do the initialisations stored in the config file */
return result;
}
-/*
- * "bootp-response" is the property name which is specified in
- * the recommended practice doc for obp-tftp. However, pmac
- * provides a "dhcp-response" property and chrp provides a
- * "bootpreply-packet" property. The latter appears to begin the
- * bootp packet at offset 0x2a in the property for some reason.
- */
-
-struct bootp_property_offset {
- char *name; /* property name */
- int offset; /* offset into property where bootp packet occurs */
-};
-static const struct bootp_property_offset bootp_response_properties[] = {
- { .name = "bootp-response", .offset = 0 },
- { .name = "dhcp-response", .offset = 0 },
- { .name = "bootpreply-packet", .offset = 0x2a },
-};
-
-struct bootp_packet {
- u8 op, htype, hlen, hops;
- u32 xid;
- u16 secs, flags;
- u32 ciaddr, yiaddr, siaddr, giaddr;
- unsigned char chaddr[16];
- unsigned char sname[64];
- unsigned char file[128];
- /* vendor options go here if we need them */
-};
-
/*
* Search for config file by MAC address, then by IP address.
* Basically copying pxelinux's algorithm.
*/
static int load_my_config_file(struct boot_fspec_t *orig_fspec)
{
- void *bootp_response = NULL;
- char *propname;
struct bootp_packet *packet;
- int i = 0, size, offset = 0, rc = 0;
- prom_handle chosen;
+ int rc = 0;
struct boot_fspec_t fspec = *orig_fspec;
-#define ARRAY_SIZE(x) (sizeof(x) / sizeof(x[0]))
-
- chosen = prom_finddevice("/chosen");
- if (chosen < 0) {
- prom_printf("chosen=%d\n", chosen);
- return 0;
- }
-
- for (i = 0; i < ARRAY_SIZE(bootp_response_properties); i++) {
- propname = bootp_response_properties[i].name;
- size = prom_getproplen(chosen, propname);
- if (size <= 0)
- continue;
-
- DEBUG_F("using /chosen/%s\n", propname);
- offset = bootp_response_properties[i].offset;
- break;
- }
-
- if (size <= 0)
- goto out;
-
- if (sizeof(*packet) > size - offset) {
- prom_printf("Malformed %s property?\n", propname);
- goto out;
- }
-
- bootp_response = malloc(size);
- if (!bootp_response)
- goto out;
-
- if (prom_getprop(chosen, propname, bootp_response, size) < 0)
- goto out;
+ char *cfgpath = (_machine == _MACH_chrp || _machine == _MACH_bplan) ? "/etc/" : "";
+ int flen;
+ int minlen;
- packet = bootp_response + offset;
+ packet = prom_get_netinfo();
/*
* First, try to match on mac address with the hardware type
* prepended.
*/
- /* 3 chars per byte in chaddr + 2 chars for htype + \0 */
- fspec.file = malloc(packet->hlen * 3 + 2 + 1);
+ /* 3 chars per byte in chaddr + 2 chars for htype + /etc/ +\0 */
+ fspec.file = malloc(packet->hlen * 3 + 2 + 6);
if (!fspec.file)
goto out;
- sprintf(fspec.file, "%02x", packet->htype);
-
- for (i = 0; i < packet->hlen; i++) {
- char tmp[4];
- sprintf(tmp, "-%02x", packet->chaddr[i]);
- strcat(fspec.file, tmp);
- }
+ sprintf(fspec.file, "%s%02x-", cfgpath, packet->htype);
+ strcat(fspec.file, prom_get_mac(packet));
rc = load_config_file(&fspec);
if (rc)
goto out;
-
/*
* Now try to match on IP.
*/
- free(fspec.file);
- fspec.file = malloc(9);
- sprintf(fspec.file, "%08X", packet->yiaddr);
+ /* no need to realloc for /etc/ + 8 chars in yiaddr + \0 */
+ sprintf(fspec.file, "%s%s", cfgpath, prom_get_ip(packet));
- while (strlen(fspec.file)) {
+ for (flen = strlen(fspec.file),
+ minlen = strlen(cfgpath); flen > minlen; flen--) {
rc = load_config_file(&fspec);
if (rc)
goto out;
/* Chop one digit off the end, try again */
- fspec.file[strlen(fspec.file) - 1] = '\0';
+ fspec.file[flen - 1] = '\0';
}
out:
orig_fspec->file = fspec.file;
else
free(fspec.file);
- free(bootp_response);
return rc;
}
{
int defpart;
char *defdevice = 0;
+ char defdevice_bak[1024];
char *p, *q, *endp;
int c, n;
char *imagename = 0, *label;
static char imagepath[1024];
static char initrdpath[1024];
static char sysmappath[1024];
+ static char manualinitrd[1024];
+ static int definitrd = 1, hasarg = 0;
pause_after = 0;
memset(params, 0, sizeof(*params));
cmdinit();
- if (first) {
+ if (first && !fw_reboot_cnt) {
first = 0;
imagename = bootargs;
word_split(&imagename, ¶ms->args);
timeout = simple_strtol(q, NULL, 0);
}
+ /* If this is a reboot due to FW detecting CAS changes then
+ * set timeout to 1. The last kernel booted will be booted
+ * again automatically. It should seem seamless to the user
+ */
+ if (fw_reboot_cnt)
+ timeout = 1;
+
prom_printf("boot: ");
c = -1;
if (timeout != -1) {
}
if (c == '\n' || c == '\r') {
- if (!imagename)
- imagename = cfg_get_default();
+ if (!imagename) {
+ if (bootoncelabel[0] != 0)
+ imagename = bootoncelabel;
+ else if (bootlastlabel[0] != 0)
+ imagename = bootlastlabel;
+ else
+ imagename = cfg_get_default();
+ }
if (imagename)
prom_printf("%s", imagename);
if (params->args)
word_split(&imagename, ¶ms->args);
}
+ /* initrd setup via cmd console */
+ /* first, check if the user uses it with some label */
+ if (!strncmp(params->args, "initrd=", 7)) {
+ DEBUG_F("params->args: %s\n", params->args);
+ definitrd = 0;
+ }
+ /* after, check if there is the 'initrd=' in the imagename string */
+ if (!strncmp(imagename, "initrd=", 7) || !definitrd) {
+
+ /* return the value of definitrd to 1 */
+ if (!definitrd)
+ definitrd = 1;
+
+ /* args = "initrd=blah" */
+ char *args = NULL;
+
+ if (params->args) {
+ args = params->args;
+ params->args = NULL;
+ hasarg = 1;
+ } else
+ args = imagename;
+
+ if (strlen(args)){
+ /* copy the string after the '=' to manualinitrd */
+ strcpy(manualinitrd, args+7);
+ definitrd = 0;
+ prom_printf("New initrd file specified: %s\n", manualinitrd);
+ } else {
+ prom_printf("ERROR: no initrd specified!\n");
+ return 0;
+ }
+
+ /* set imagename with the default values of the config file */
+ if ((prom_get_devtype(boot.dev) == FILE_DEVICE_NET) && !hasarg)
+ imagename = cfg_get_default();
+ else
+ imagename = cfg_get_default();
+ }
+
/* chrp gets this wrong, force it -- Cort */
if ( useconf && (!imagename || imagename[0] == 0 ))
imagename = cfg_get_default();
+ /* write the imagename out so it can be reused on reboot if necessary */
+ prom_set_options("boot-last-label", imagename, strlen(imagename));
+
label = 0;
defdevice = boot.dev;
+ strcpy(defdevice_bak,defdevice);
+
if (useconf) {
defdevice = cfg_get_strg(0, "device");
p = cfg_get_strg(0, "partition");
"resides on, and \"partno\" is the partition number the image resides on.\n"
"Note that the comma (,) is only required if you specify an OpenFirmware\n"
"device, if you only specify a filename you should not start it with a \",\"\n\n"
- "If you omit \"device:\" and \"partno\" yaboot will use the values of \n"
- "\"device=\" and \"partition=\" in yaboot.conf, right now those are set to: \n"
- "device=%s\n"
- "partition=%d\n\n"
- "To use an alternative config file rather than /etc/yaboot.conf, type on\n"
- " Open FirmWare Prompt: \"boot conf=device:partition,/path/to/configfile\"\n"
- "where \"device\" and \"partition\" are defined like above.\n\n", defdevice, defpart);
+ "To boot a alternative initrd file rather than specified in the yaboot\n"
+ "configuration file, use the \"initrd\" command on Yaboot's prompt: \n"
+ "\"initrd=[name.img]\". This will load the \"name.img\" file after the default\n"
+ "kernel image. You can, also, specify a different initrd file to any other\n"
+ "label of the yaboot configuration file. Just type \"label initrd=[name.img]\"\n"
+ "and the specified initrd file will be loaded.\n\n"
+ "To load an alternative config file rather than /etc/yaboot.conf, enter\n"
+ "its device, partno and path, on Open Firmware Prompt:\n"
+ "boot conf=device:partno,/path/to/configfile\n."
+ "To reload the config file or load a new one, use the \"conf\" command\n"
+ "on Yaboot's prompt:\n"
+ "conf [device=device] [partition=partno] [file=/path/to/configfile]\n\n"
+ "If you omit \"device\" and \"partno\", Yaboot will use their current\n"
+ "values. You can check them by entering \"conf\" on Yaboot's prompt.\n");
return 0;
}
return 1;
}
+ if (!strncmp (imagename, "conf", 4)) {
+
+ // imagename = "conf file=blah dev=bleh part=blih"
+ DEBUG_F("Loading user-specified config file: %s\n",imagename);
+ if (password) {
+ check_password ("Restricted command.");
+ return 1;
+ }
+
+ // args= "file=blah dev=bleh part=blih"
+ char *args = params->args;
+
+ if (strlen(args)){
+
+ // set a pointer to the first space in args
+ char *space = strchr(args,' ');
+
+ int loop = 3;
+ while (loop > 0){
+ char temp[1024] = "0";
+
+ // copy next argument to temp
+ strncpy(temp, args, space-args);
+
+ // parse temp and set boot arguments
+ if (!strncmp (temp, "file=", 5)){
+ DEBUG_F("conf file: %s\n", temp+5);
+ strcpy(boot.file, temp+5);
+ } else if (!strncmp (temp, "device=", 7)){
+ DEBUG_F("conf device: %s\n", temp+7);
+ strcpy(boot.dev, temp+7);
+ } else if (!strncmp (temp, "partition=", 10)){
+ DEBUG_F("conf partition: %s\n", temp+10);
+ boot.part=simple_strtol(temp+10,NULL,10);
+ } else
+ space = NULL;
+
+ // set the pointer to the next space in args;
+ // set the loop control variable
+ if (strlen(space)>1){
+ // Go to the next argument
+ args = space+1;
+
+ loop--;
+ if (strchr(args,' ') == NULL)
+ space = &args[strlen(args)];
+ else
+ space = strchr(args,' ');
+ } else {
+ loop = -1;
+ space = NULL;
+ }
+ }
+
+ prom_printf("Loading config file...\n");
+ useconf = load_config_file(&boot);
+ if (useconf > 0){
+ if ((q = cfg_get_strg(0, "timeout")) != 0 && *q != 0)
+ timeout = simple_strtol(q, NULL, 0);
+ } else {
+ prom_printf("Restoring default values.\n");
+ strcpy(boot.file,"");
+ strcpy(boot.dev, defdevice_bak);
+ boot.part = defpart;
+ }
+
+ } else {
+ prom_printf("Current configuration:\n");
+ prom_printf("device: %s\n", boot.dev);
+ if (boot.part < 0)
+ prom_printf("partition: auto\n");
+ else
+ prom_printf("partition: %d\n", boot.part);
+ if (strlen(boot.file))
+ prom_printf("file: %s\n", boot.file);
+ else
+ prom_printf("file: /etc/%s\n",CONFIG_FILE_NAME);
+ }
+
+ imagename = "\0";
+ params->args = "\0";
+
+ return 0;
+ }
+
if (imagename[0] == '$') {
/* forth command string */
if (password)
prom_printf("%s: Unable to parse\n", imagepath);
return 0;
}
- DEBUG_F("after parse_device_path: dev=%s part=%d file=%s\n", params->kernel.dev,
- params->kernel.part, params->kernel.file);
-
+ DEBUG_F("after parse_device_path: dev=%s part=%d file=%s\n", params->kernel.dev, params->kernel.part, params->kernel.file);
if (useconf) {
p = cfg_get_strg(label, "initrd");
if (p && *p) {
- DEBUG_F("Parsing initrd path <%s>\n", p);
- strncpy(initrdpath, p, 1024);
+
+ /* check if user seted to use a initrd file from boot console */
+ if (!definitrd && p != manualinitrd) {
+ if (manualinitrd[0] != "/" && (prom_get_devtype(defdevice_bak) != FILE_DEVICE_NET)) {
+ strcpy(initrdpath, "/");
+ strcat(initrdpath, manualinitrd);
+ } else
+ strncpy(initrdpath, manualinitrd, 1024);
+ } else
+ strncpy(initrdpath, p, 1024);
+
+ DEBUG_F("Parsing initrd path <%s>\n", initrdpath);
if (!parse_device_path(initrdpath, defdevice, defpart,
"/root.bin", ¶ms->rd)) {
prom_printf("%s: Unable to parse\n", imagepath);
Elf32_Ehdr *e = &(loadinfo->elf.elf32hdr);
Elf32_Phdr *p, *ph;
int size = sizeof(Elf32_Ehdr) - sizeof(Elf_Ident);
- unsigned long addr, loadaddr;
+ unsigned long loadaddr;
/* Read the rest of the Elf header... */
if ((*(file->fs->read))(file, size, &e->e_version) < size) {
loadaddr = loadinfo->load_loc;
}
- /* On some systems, loadaddr may already be claimed, so try some
- * other nearby addresses before giving up.
- */
- for(addr=loadaddr; addr <= loadaddr * 8 ;addr+=0x100000) {
- loadinfo->base = prom_claim((void *)addr, loadinfo->memsize, 0);
- if (loadinfo->base != (void *)-1) break;
- }
+ loadinfo->base = prom_claim_chunk((void *)loadaddr, loadinfo->memsize, 0);
if (loadinfo->base == (void *)-1) {
prom_printf("Claim error, can't allocate kernel memory\n");
goto bail;
Elf64_Ehdr *e = &(loadinfo->elf.elf64hdr);
Elf64_Phdr *p, *ph;
int size = sizeof(Elf64_Ehdr) - sizeof(Elf_Ident);
- unsigned long addr, loadaddr;
+ unsigned long loadaddr;
/* Read the rest of the Elf header... */
if ((*(file->fs->read))(file, size, &e->e_version) < size) {
loadaddr = e->e_entry;
}
- /* On some systems, loadaddr may already be claimed, so try some
- * other nearby addresses before giving up.
- */
- for(addr=loadaddr; addr <= loadaddr * 8 ;addr+=0x100000) {
- loadinfo->base = prom_claim((void *)addr, loadinfo->memsize, 0);
- if (loadinfo->base != (void *)-1) break;
- }
+ loadinfo->base = prom_claim_chunk((void *)loadaddr, loadinfo->memsize, 0);
if (loadinfo->base == (void *)-1) {
prom_printf("Claim error, can't allocate kernel memory\n");
goto bail;
}
if (scrn == PROM_INVALID_HANDLE) {
- prom_printf("No screen device found !/n");
+ prom_printf("No screen device found !\n");
return;
}
for(i=0;i<16;i++) {
yaboot_main(void)
{
char *ptype;
+ char *endp;
int conf_given = 0;
char conf_path[1024];
DEBUG_F("/chosen/bootargs = %s\n", bootargs);
prom_get_chosen("bootpath", bootdevice, BOOTDEVSZ);
DEBUG_F("/chosen/bootpath = %s\n", bootdevice);
+ prom_get_options("ibm,fw-nbr-reboots",fw_nbr_reboots, FW_NBR_REBOOTSZ);
+ fw_reboot_cnt = simple_strtol(fw_nbr_reboots,&endp,10);
+ if (fw_reboot_cnt > 0L)
+ prom_get_options("boot-last-label", bootlastlabel, BOOTLASTSZ);
/* If conf= specified on command line, it overrides
Usage: conf=device:partition,/path/to/conffile
return -1;
}
+ if (bootoncelabel[0] == 0) {
+ prom_get_options("boot-once", bootoncelabel,
+ sizeof(bootoncelabel));
+ if (bootoncelabel[0] != 0)
+ DEBUG_F("boot-once: [%s]\n", bootoncelabel);
+ }
+ prom_set_options("boot-once", NULL, 0);
+
if (!parse_device_path(bootdevice, NULL, -1, "", &boot)) {
prom_printf("%s: Unable to parse\n", bootdevice);
return -1;
}
+ if (_machine == _MACH_bplan)
+ boot.part++;
DEBUG_F("After parse_device_path: dev=%s, part=%d, file=%s\n",
boot.dev, boot.part, boot.file);
if (!conf_given) {
- if (_machine == _MACH_chrp)
+ if (_machine == _MACH_chrp || _machine == _MACH_bplan)
boot.file = "/etc/";
else if (strlen(boot.file)) {
if (!strncmp(boot.file, "\\\\", 2))