#include <sys/wait.h>
#include <sys/fcntl.h>
#include <sys/stat.h>
+#include <asm/byteorder.h>
#include <file/file.h>
#include <talloc/talloc.h>
#include <list/list.h>
#include <log/log.h>
#include <process/process.h>
+#include <types/types.h>
+#include "hostboot.h"
#include "platform.h"
#include "ipmi.h"
#include "dt.h"
static const char *partition = "common";
static const char *sysparams_dir = "/sys/firmware/opal/sysparams/";
static const char *devtree_dir = "/proc/device-tree/";
-static const int ipmi_timeout = 500; /* milliseconds */
+static const int ipmi_timeout = 5000; /* milliseconds. */
struct param {
char *name;
struct platform_powerpc *platform,
uint8_t *bootdev, bool *persistent);
int (*clear_ipmi_bootdev)(
- struct platform_powerpc *platform);
+ struct platform_powerpc *platform,
+ bool persistent);
int (*set_os_boot_sensor)(
struct platform_powerpc *platform);
+ void (*get_platform_versions)(struct system_info *info);
};
static const char *known_params[] = {
"petitboot,network",
"petitboot,timeout",
"petitboot,bootdev",
+ "petitboot,bootdevs",
"petitboot,language",
"petitboot,debug?",
+ "petitboot,write?",
+ "petitboot,snapshots?",
NULL,
};
struct process *process;
struct param *param;
const char *argv[6];
- int rc;
+ int rc = 0;
argv[0] = "nvram";
argv[1] = "--update-config";
} else if (!strcmp(tok, "static")) {
ifconf->method = CONFIG_METHOD_STATIC;
- /* ip/mask, [optional] gateway */
+ /* ip/mask, [optional] gateway, [optional] url */
tok = strtok_r(NULL, ",", &saveptr);
if (!tok)
goto out_err;
talloc_strdup(ifconf, tok);
}
+ tok = strtok_r(NULL, ",", &saveptr);
+ if (tok) {
+ ifconf->static_config.url =
+ talloc_strdup(ifconf, tok);
+ }
+
} else {
pb_log("Unknown network configuration method %s\n", tok);
goto out_err;
talloc_free(val);
}
+static int read_bootdev(void *ctx, char **pos, struct autoboot_option *opt)
+{
+ char *delim = strchr(*pos, ' ');
+ int len, prefix = 0, rc = -1;
+ enum device_type type;
+
+ if (!strncmp(*pos, "uuid:", strlen("uuid:"))) {
+ prefix = strlen("uuid:");
+ opt->boot_type = BOOT_DEVICE_UUID;
+ rc = 0;
+ } else if (!strncmp(*pos, "mac:", strlen("mac:"))) {
+ prefix = strlen("mac:");
+ opt->boot_type = BOOT_DEVICE_UUID;
+ rc = 0;
+ } else {
+ type = find_device_type(*pos);
+ if (type != DEVICE_TYPE_UNKNOWN) {
+ opt->type = type;
+ opt->boot_type = BOOT_DEVICE_TYPE;
+ rc = 0;
+ }
+ }
+
+ if (opt->boot_type == BOOT_DEVICE_UUID) {
+ if (delim)
+ len = (int)(delim - *pos) - prefix;
+ else
+ len = strlen(*pos);
+
+ opt->uuid = talloc_strndup(ctx, *pos + prefix, len);
+ }
+
+ /* Always advance pointer to next option or end */
+ if (delim)
+ *pos = delim + 1;
+ else
+ *pos += strlen(*pos);
+
+ return rc;
+}
+
static void populate_bootdev_config(struct platform_powerpc *platform,
struct config *config)
-
{
+ struct autoboot_option *opt, *new = NULL;
+ char *pos, *end, *old_dev = NULL;
+ unsigned int n_new = 0;
const char *val;
+ bool conflict;
- config->boot_device = NULL;
-
+ /* Check for old-style bootdev */
val = get_param(platform, "petitboot,bootdev");
- if (!val || !strlen(val))
- return;
-
- if (!strncmp(val, "uuid:", strlen("uuid:"))) {
- config->boot_device = talloc_strdup(config,
+ if (val && strlen(val)) {
+ pos = talloc_strdup(config, val);
+ if (!strncmp(val, "uuid:", strlen("uuid:")))
+ old_dev = talloc_strdup(config,
val + strlen("uuid:"));
-
- } else if (!strncmp(val, "mac:", strlen("mac:"))) {
- config->boot_device = talloc_strdup(config,
+ else if (!strncmp(val, "mac:", strlen("mac:")))
+ old_dev = talloc_strdup(config,
val + strlen("mac:"));
+ }
+ /* Check for ordered bootdevs */
+ val = get_param(platform, "petitboot,bootdevs");
+ if (!val || !strlen(val)) {
+ pos = end = NULL;
} else {
- pb_log("bootdev config is in an unknown format "
- "(expected uuid:... or mac:...)");
+ pos = talloc_strdup(config, val);
+ end = strchr(pos, '\0');
}
+
+ while (pos && pos < end) {
+ opt = talloc(config, struct autoboot_option);
+
+ if (read_bootdev(config, &pos, opt)) {
+ pb_log("bootdev config is in an unknown format "
+ "(expected uuid:... or mac:...)\n");
+ talloc_free(opt);
+ continue;
+ }
+
+ new = talloc_realloc(config, new, struct autoboot_option,
+ n_new + 1);
+ new[n_new] = *opt;
+ n_new++;
+ talloc_free(opt);
+
+ }
+
+ if (!n_new && !old_dev) {
+ /* If autoboot has been disabled, clear the default options */
+ if (!config->autoboot_enabled) {
+ talloc_free(config->autoboot_opts);
+ config->n_autoboot_opts = 0;
+ }
+ return;
+ }
+
+ conflict = old_dev && (!n_new ||
+ new[0].boot_type == BOOT_DEVICE_TYPE ||
+ /* Canonical UUIDs are 36 characters long */
+ strncmp(new[0].uuid, old_dev, 36));
+
+ if (!conflict) {
+ talloc_free(config->autoboot_opts);
+ config->autoboot_opts = new;
+ config->n_autoboot_opts = n_new;
+ return;
+ }
+
+ /*
+ * Difference detected, defer to old format in case it has been updated
+ * recently
+ */
+ pb_debug("Old autoboot bootdev detected\n");
+ talloc_free(config->autoboot_opts);
+ config->autoboot_opts = talloc(config, struct autoboot_option);
+ config->autoboot_opts[0].boot_type = BOOT_DEVICE_UUID;
+ config->autoboot_opts[0].uuid = talloc_strdup(config, old_dev);
+ config->n_autoboot_opts = 1;
}
static void populate_config(struct platform_powerpc *platform,
val = get_param(platform, "petitboot,debug?");
config->debug = val && !strcmp(val, "true");
}
+
+ val = get_param(platform, "petitboot,write?");
+ if (val)
+ config->allow_writes = !strcmp(val, "true");
+
+ val = get_param(platform, "petitboot,snapshots?");
+ if (val)
+ config->disable_snapshots = !strcmp(val, "false");
}
static char *iface_config_str(void *ctx, struct interface_config *config)
str = talloc_asprintf_append(str, "dhcp");
} else if (config->method == CONFIG_METHOD_STATIC) {
- str = talloc_asprintf_append(str, "static,%s%s%s",
+ str = talloc_asprintf_append(str, "static,%s%s%s%s%s",
config->static_config.address,
config->static_config.gateway ? "," : "",
- config->static_config.gateway ?: "");
+ config->static_config.gateway ?: "",
+ config->static_config.url ? "," : "",
+ config->static_config.url ?: "");
}
return str;
}
static void update_bootdev_config(struct platform_powerpc *platform,
struct config *config)
{
- char *val, *tmp = NULL;
+ char *val = NULL, *boot_str = NULL, *tmp = NULL, *first = NULL;
+ struct autoboot_option *opt;
+ const char delim = ' ';
+ unsigned int i;
- if (!config->boot_device)
- val = "";
+ if (!config->n_autoboot_opts)
+ first = val = "";
+ else if (config->autoboot_opts[0].boot_type == BOOT_DEVICE_UUID)
+ first = talloc_asprintf(config, "uuid:%s",
+ config->autoboot_opts[0].uuid);
else
- tmp = val = talloc_asprintf(platform,
- "uuid:%s", config->boot_device);
+ first = "";
+
+ for (i = 0; i < config->n_autoboot_opts; i++) {
+ opt = &config->autoboot_opts[i];
+ switch (opt->boot_type) {
+ case BOOT_DEVICE_TYPE:
+ boot_str = talloc_asprintf(config, "%s%c",
+ device_type_name(opt->type),
+ delim);
+ break;
+ case BOOT_DEVICE_UUID:
+ boot_str = talloc_asprintf(config, "uuid:%s%c",
+ opt->uuid, delim);
+ break;
+ }
+ tmp = val = talloc_asprintf_append(val, "%s", boot_str);
+ }
- update_string_config(platform, "petitboot,bootdev", val);
+ update_string_config(platform, "petitboot,bootdevs", val);
+ update_string_config(platform, "petitboot,bootdev", first);
talloc_free(tmp);
+ if (boot_str)
+ talloc_free(boot_str);
}
static int update_config(struct platform_powerpc *platform,
val = tmp = talloc_asprintf(platform, "%d",
config->autoboot_timeout_sec);
+ if (config->ipmi_bootdev == IPMI_BOOTDEV_INVALID &&
+ platform->clear_ipmi_bootdev) {
+ platform->clear_ipmi_bootdev(platform,
+ config->ipmi_bootdev_persistent);
+ config->ipmi_bootdev = IPMI_BOOTDEV_NONE;
+ config->ipmi_bootdev_persistent = false;
+ }
+
update_string_config(platform, "petitboot,timeout", val);
if (tmp)
talloc_free(tmp);
val = config->lang ?: "";
update_string_config(platform, "petitboot,language", val);
+ if (config->allow_writes == defaults->allow_writes)
+ val = "";
+ else
+ val = config->allow_writes ? "true" : "false";
+ update_string_config(platform, "petitboot,write?", val);
+
update_network_config(platform, config);
update_bootdev_config(platform, config);
case IPMI_BOOTDEV_DISK:
case IPMI_BOOTDEV_NETWORK:
case IPMI_BOOTDEV_CDROM:
+ default:
break;
case IPMI_BOOTDEV_SETUP:
config->autoboot_enabled = false;
char path[50];
int fd, rc;
- strcpy(path, sysparams_dir);
- assert(strlen(name) < sizeof(path) - strlen(path));
- strcat(path, name);
+ assert(strlen(sysparams_dir) + strlen(name) < sizeof(path));
+ snprintf(path, sizeof(path), "%s%s", sysparams_dir, name);
fd = open(path, O_RDONLY);
if (fd < 0) {
char path[50];
int fd, rc;
- strcpy(path, sysparams_dir);
- assert(strlen(name) < sizeof(path) - strlen(path));
- strcat(path, name);
+ assert(strlen(sysparams_dir) + strlen(name) < sizeof(path));
+ snprintf(path, sizeof(path), "%s%s", sysparams_dir, name);
fd = open(path, O_WRONLY);
if (fd < 0) {
}
static int clear_ipmi_bootdev_sysparams(
- struct platform_powerpc *platform __attribute__((unused)))
+ struct platform_powerpc *platform __attribute__((unused)),
+ bool persistent)
{
- /* invalidate next-boot-device setting */
- write_bootdev_sysparam("next-boot-device", 0xff);
+ if (persistent) {
+ /* invalidate default-boot-device setting */
+ write_bootdev_sysparam("default-boot-device", 0xff);
+ } else {
+ /* invalidate next-boot-device setting */
+ write_bootdev_sysparam("next-boot-device", 0xff);
+ }
return 0;
}
return 0;
}
-static int clear_ipmi_bootdev_ipmi(struct platform_powerpc *platform)
+static int clear_ipmi_bootdev_ipmi(struct platform_powerpc *platform,
+ bool persistent __attribute__((unused)))
{
uint16_t resp_len;
uint8_t resp[1];
return -1;
}
+ pb_debug("IPMI get_bootdev response:\n");
+ for (int i = 0; i < resp_len; i++)
+ pb_debug("%x ", resp[i]);
+ pb_debug("\n");
+
if (resp[0] != 0) {
pb_log("platform: non-zero completion code %d from IPMI req\n",
resp[0]);
/* check for valid flags */
if (!(resp[3] & 0x80)) {
pb_debug("platform: boot flags are invalid, ignoring\n");
- return 0;
+ return -1;
}
*persistent = resp[3] & 0x40;
uint8_t resp[1];
uint8_t req[] = {
0x00, /* sensor number: os boot */
- 0x10, /* operation: set assertion bits */
+ 0xA9, /* operation: set everything */
0x00, /* sensor reading: none */
0x40, /* assertion mask lsb: set state 6 */
0x00, /* assertion mask msb: none */
return 0;
}
+static void get_ipmi_bmc_mac(struct platform *p, uint8_t *buf)
+{
+ struct platform_powerpc *platform = p->platform_data;
+ uint16_t resp_len = 8;
+ uint8_t resp[8];
+ uint8_t req[] = { 0x1, 0x5, 0x0, 0x0 };
+ int i, rc;
+
+ rc = ipmi_transaction(platform->ipmi, IPMI_NETFN_TRANSPORT,
+ IPMI_CMD_TRANSPORT_GET_LAN_PARAMS,
+ req, sizeof(req),
+ resp, &resp_len,
+ ipmi_timeout);
+
+ pb_debug("BMC MAC resp [%d][%d]:\n", rc, resp_len);
+
+ if (rc == 0 && resp_len > 0) {
+ for (i = 2; i < resp_len; i++) {
+ pb_debug(" %x", resp[i]);
+ buf[i - 2] = resp[i];
+ }
+ pb_debug("\n");
+ }
+
+}
+
+/*
+ * Retrieve info from the "Get Device ID" IPMI commands.
+ * See Chapter 20.1 in the IPMIv2 specification.
+ */
+static void get_ipmi_bmc_versions(struct platform *p, struct system_info *info)
+{
+ struct platform_powerpc *platform = p->platform_data;
+ uint16_t resp_len = 16;
+ uint8_t resp[16], bcd;
+ uint32_t aux_version;
+ int i, rc;
+
+ /* Retrieve info from current side */
+ rc = ipmi_transaction(platform->ipmi, IPMI_NETFN_APP,
+ IPMI_CMD_APP_GET_DEVICE_ID,
+ NULL, 0,
+ resp, &resp_len,
+ ipmi_timeout);
+
+ pb_debug("BMC version resp [%d][%d]:\n", rc, resp_len);
+ if (resp_len > 0) {
+ for (i = 0; i < resp_len; i++) {
+ pb_debug(" %x", resp[i]);
+ }
+ pb_debug("\n");
+ }
+
+ if (rc == 0 && resp_len == 16) {
+ info->bmc_current = talloc_array(info, char *, 4);
+ info->n_bmc_current = 4;
+
+ info->bmc_current[0] = talloc_asprintf(info, "Device ID: 0x%x",
+ resp[1]);
+ info->bmc_current[1] = talloc_asprintf(info, "Device Rev: 0x%x",
+ resp[2]);
+ bcd = resp[4] & 0x0f;
+ bcd += 10 * (resp[4] >> 4);
+ memcpy(&aux_version, &resp[12], sizeof(aux_version));
+ info->bmc_current[2] = talloc_asprintf(info,
+ "Firmware version: %u.%02u.%05u",
+ resp[3], bcd, aux_version);
+ bcd = resp[5] & 0x0f;
+ bcd += 10 * (resp[5] >> 4);
+ info->bmc_current[3] = talloc_asprintf(info, "IPMI version: %u",
+ bcd);
+ } else
+ pb_log("Failed to retrieve Device ID from IPMI\n");
+
+ /* Retrieve info from golden side */
+ memset(resp, 0, sizeof(resp));
+ resp_len = 16;
+ rc = ipmi_transaction(platform->ipmi, IPMI_NETFN_AMI,
+ IPMI_CMD_APP_GET_DEVICE_ID_GOLDEN,
+ NULL, 0,
+ resp, &resp_len,
+ ipmi_timeout);
+
+ pb_debug("BMC golden resp [%d][%d]:\n", rc, resp_len);
+ if (resp_len > 0) {
+ for (i = 0; i < resp_len; i++) {
+ pb_debug(" %x", resp[i]);
+ }
+ pb_debug("\n");
+ }
+
+ if (rc == 0 && resp_len == 16) {
+ info->bmc_golden = talloc_array(info, char *, 4);
+ info->n_bmc_golden = 4;
+
+ info->bmc_golden[0] = talloc_asprintf(info, "Device ID: 0x%x",
+ resp[1]);
+ info->bmc_golden[1] = talloc_asprintf(info, "Device Rev: 0x%x",
+ resp[2]);
+ bcd = resp[4] & 0x0f;
+ bcd += 10 * (resp[4] >> 4);
+ memcpy(&aux_version, &resp[12], sizeof(aux_version));
+ info->bmc_golden[2] = talloc_asprintf(info,
+ "Firmware version: %u.%02u.%u",
+ resp[3], bcd, aux_version);
+ bcd = resp[5] & 0x0f;
+ bcd += 10 * (resp[5] >> 4);
+ info->bmc_golden[3] = talloc_asprintf(info, "IPMI version: %u",
+ bcd);
+ } else
+ pb_log("Failed to retrieve Golden Device ID from IPMI\n");
+}
+
+static void get_ipmi_network_override(struct platform_powerpc *platform,
+ struct config *config)
+{
+ uint16_t min_len = 12, resp_len = 53, version;
+ const uint32_t magic_value = 0x21706221;
+ uint8_t resp[resp_len];
+ uint32_t cookie;
+ bool persistent;
+ int i, rc;
+ uint8_t req[] = {
+ 0x61, /* parameter selector: OEM section (network) */
+ 0x00, /* no set selector */
+ 0x00, /* no block selector */
+ };
+
+ rc = ipmi_transaction(platform->ipmi, IPMI_NETFN_CHASSIS,
+ IPMI_CMD_CHASSIS_GET_SYSTEM_BOOT_OPTIONS,
+ req, sizeof(req),
+ resp, &resp_len,
+ ipmi_timeout);
+
+ pb_debug("IPMI net override resp [%d][%d]:\n", rc, resp_len);
+ if (resp_len > 0) {
+ for (i = 0; i < resp_len; i++) {
+ pb_debug(" %02x", resp[i]);
+ if (i && (i + 1) % 16 == 0 && i != resp_len - 1)
+ pb_debug("\n");
+ else if (i && (i + 1) % 8 == 0)
+ pb_debug(" ");
+ }
+ pb_debug("\n");
+ }
+
+ if (rc) {
+ pb_debug("IPMI network config option unavailable\n");
+ return;
+ }
+
+ if (resp_len < min_len) {
+ pb_debug("IPMI net response too small\n");
+ return;
+ }
+
+ if (resp[0] != 0) {
+ pb_log("platform: non-zero completion code %d from IPMI network req\n",
+ resp[0]);
+ return;
+ }
+
+ /* Check for correct parameter version */
+ if ((resp[1] & 0xf) != 0x1) {
+ pb_log("platform: unexpected version (0x%x) in network override response\n",
+ resp[0]);
+ return;
+ }
+
+ /* Check that the parameters are valid */
+ if (resp[2] & 0x80) {
+ pb_debug("platform: network override is invalid/locked\n");
+ return;
+ }
+
+ /* Check for valid parameters in the boot flags section */
+ if (!(resp[3] & 0x80)) {
+ pb_debug("platform: network override valid flag not set\n");
+ return;
+ }
+ /* Read the persistent flag; if it is set we need to save this config */
+ persistent = resp[3] & 0x40;
+ if (persistent)
+ pb_debug("platform: network override is persistent\n");
+
+ /* Check 4-byte cookie value */
+ i = 4;
+ memcpy(&cookie, &resp[i], sizeof(cookie));
+ cookie = __be32_to_cpu(cookie);
+ if (cookie != magic_value) {
+ pb_log("%s: Incorrect cookie %x\n", __func__, cookie);
+ return;
+ }
+ i += sizeof(cookie);
+
+ /* Check 2-byte version number */
+ memcpy(&version, &resp[i], sizeof(version));
+ version = __be16_to_cpu(version);
+ i += sizeof(version);
+ if (version != 1) {
+ pb_debug("Unexpected version: %u\n", version);
+ return;
+ }
+
+ /* Interpret the rest of the interface config */
+ rc = parse_ipmi_interface_override(config, &resp[i], resp_len - i);
+
+ if (!rc && persistent) {
+ /* Write this new config to NVRAM */
+ update_network_config(platform, config);
+ rc = write_nvram(platform);
+ if (rc)
+ pb_log("platform: Failed to save persistent interface override\n");
+ }
+}
+
static int load_config(struct platform *p, struct config *config)
{
struct platform_powerpc *platform = to_platform_powerpc(p);
if (platform->get_ipmi_bootdev) {
bool bootdev_persistent;
- uint8_t bootdev;
+ uint8_t bootdev = IPMI_BOOTDEV_INVALID;
rc = platform->get_ipmi_bootdev(platform, &bootdev,
&bootdev_persistent);
if (!rc && ipmi_bootdev_is_valid(bootdev)) {
}
}
+ if (platform->ipmi)
+ get_ipmi_network_override(platform, config);
+
return 0;
}
struct platform_powerpc *platform = to_platform_powerpc(p);
if (!config->ipmi_bootdev_persistent && platform->clear_ipmi_bootdev)
- platform->clear_ipmi_bootdev(platform);
+ platform->clear_ipmi_bootdev(platform, false);
if (platform->set_os_boot_sensor)
platform->set_os_boot_sensor(platform);
sysinfo->identifier = talloc_steal(sysinfo, buf);
talloc_free(filename);
+ sysinfo->bmc_mac = talloc_zero_size(sysinfo, HWADDR_SIZE);
+ if (platform->ipmi)
+ get_ipmi_bmc_mac(p, sysinfo->bmc_mac);
+
+ if (platform->ipmi)
+ get_ipmi_bmc_versions(p, sysinfo);
+
+ if (platform->get_platform_versions)
+ platform->get_platform_versions(sysinfo);
+
return 0;
}
platform->get_ipmi_bootdev = get_ipmi_bootdev_ipmi;
platform->clear_ipmi_bootdev = clear_ipmi_bootdev_ipmi;
platform->set_os_boot_sensor = set_ipmi_os_boot_sensor;
-
} else if (!stat(sysparams_dir, &statbuf)) {
pb_debug("platform: using sysparams for IPMI paramters\n");
platform->get_ipmi_bootdev = get_ipmi_bootdev_sysparams;
pb_log("platform: no IPMI parameter support\n");
}
+ rc = stat("/proc/device-tree/bmc", &statbuf);
+ if (!rc)
+ platform->get_platform_versions = hostboot_load_versions;
+
return true;
}