#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;
bool persistent);
int (*set_os_boot_sensor)(
struct platform_powerpc *platform);
+ void (*get_platform_versions)(struct system_info *info);
};
static const char *known_params[] = {
"auto-boot?",
"petitboot,network",
"petitboot,timeout",
- "petitboot,bootdev",
"petitboot,bootdevs",
"petitboot,language",
"petitboot,debug?",
+ "petitboot,write?",
+ "petitboot,snapshots?",
+ "petitboot,console",
+ "petitboot,http_proxy",
+ "petitboot,https_proxy",
NULL,
};
#define to_platform_powerpc(p) \
(struct platform_powerpc *)(p->platform_data)
-/* a partition max a max size of 64k * 16bytes = 1M */
-static const int max_partition_size = 64 * 1024 * 16;
-
static bool param_is_known(const char *param, unsigned int len)
{
const char *known_param;
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;
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) {
if (delim)
len = (int)(delim - *pos) - prefix;
else
- len = strlen(*pos);
+ len = strlen(*pos) - prefix;
- opt->uuid = talloc_strndup(ctx, *pos + prefix, len);
+ if (len) {
+ opt->uuid = talloc_strndup(ctx, *pos + prefix, len);
+ rc = 0;
+ }
}
/* Always advance pointer to next option or end */
struct config *config)
{
struct autoboot_option *opt, *new = NULL;
- char *pos, *end, *old_dev = NULL;
- const char delim = ' ';
+ char *pos, *end;
unsigned int n_new = 0;
const char *val;
- bool conflict;
-
- /* Check for old-style bootdev */
- val = get_param(platform, "petitboot,bootdev");
- 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:")))
- old_dev = talloc_strdup(config,
- val + strlen("mac:"));
- }
/* Check for ordered bootdevs */
val = get_param(platform, "petitboot,bootdevs");
if (read_bootdev(config, &pos, opt)) {
pb_log("bootdev config is in an unknown format "
- "(expected uuid:... or mac:...)");
+ "(expected uuid:... or mac:...)\n");
talloc_free(opt);
- if (strchr(pos, delim))
- continue;
- return;
+ continue;
}
new = talloc_realloc(config, new, struct autoboot_option,
}
- if (!n_new && !old_dev) {
+ if (!n_new) {
/* If autoboot has been disabled, clear the default options */
if (!config->autoboot_enabled) {
talloc_free(config->autoboot_opts);
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));
+ talloc_free(config->autoboot_opts);
+ config->autoboot_opts = new;
+ config->n_autoboot_opts = n_new;
+}
- if (!conflict) {
- talloc_free(config->autoboot_opts);
- config->autoboot_opts = new;
- config->n_autoboot_opts = n_new;
- return;
- }
+static void set_proxy_variables(struct config *config)
+{
+ if (config->http_proxy)
+ setenv("http_proxy", config->http_proxy, 1);
+ else
+ unsetenv("http_proxy");
- /*
- * 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;
+ if (config->https_proxy)
+ setenv("https_proxy", config->https_proxy, 1);
+ else
+ unsetenv("https_proxy");
}
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");
+
+ val = get_param(platform, "petitboot,console");
+ if (val)
+ config->boot_console = talloc_strdup(config, val);
+ /* If a full path is already set we don't want to override it */
+ config->manual_console = config->boot_console &&
+ !strchr(config->boot_console, '[');
+
+ val = get_param(platform, "petitboot,http_proxy");
+ if (val)
+ config->http_proxy = talloc_strdup(config, val);
+ val = get_param(platform, "petitboot,https_proxy");
+ if (val)
+ config->https_proxy = talloc_strdup(config, val);
+ set_proxy_variables(config);
}
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;
}
unsigned int i;
char *val;
+ /*
+ * Don't store IPMI overrides to NVRAM. If this was a persistent
+ * override it was already stored in NVRAM by
+ * get_ipmi_network_override()
+ */
+ if (config->network.n_interfaces &&
+ config->network.interfaces[0]->override)
+ return;
+
val = talloc_strdup(platform, "");
for (i = 0; i < config->network.n_interfaces; i++) {
static void update_bootdev_config(struct platform_powerpc *platform,
struct config *config)
{
- char *val = NULL, *boot_str = NULL, *tmp = NULL, *first = NULL;
+ char *val = NULL, *boot_str = NULL, *tmp = NULL;
struct autoboot_option *opt;
const char delim = ' ';
unsigned int i;
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
- first = "";
+ val = "";
for (i = 0; i < config->n_autoboot_opts; i++) {
opt = &config->autoboot_opts[i];
}
update_string_config(platform, "petitboot,bootdevs", val);
- update_string_config(platform, "petitboot,bootdev", first);
talloc_free(tmp);
if (boot_str)
talloc_free(boot_str);
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);
+
+ if (!config->manual_console) {
+ val = config->boot_console ?: "";
+ update_string_config(platform, "petitboot,console", val);
+ }
+
+ val = config->http_proxy ?: "";
+ update_string_config(platform, "petitboot,http_proxy", val);
+ val = config->https_proxy ?: "";
+ update_string_config(platform, "petitboot,https_proxy", val);
+ set_proxy_variables(config);
+
update_network_config(platform, config);
update_bootdev_config(platform, config);
config->ipmi_bootdev = bootdev;
config->ipmi_bootdev_persistent = persistent;
- switch (bootdev) {
- case IPMI_BOOTDEV_NONE:
- case IPMI_BOOTDEV_DISK:
- case IPMI_BOOTDEV_NETWORK:
- case IPMI_BOOTDEV_CDROM:
- default:
- break;
- case IPMI_BOOTDEV_SETUP:
- config->autoboot_enabled = false;
- break;
- case IPMI_BOOTDEV_SAFE:
- config->autoboot_enabled = false;
+ if (bootdev == IPMI_BOOTDEV_SAFE)
config->safe_mode = true;
- break;
- }
}
static int read_bootdev_sysparam(const char *name, uint8_t *val)
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) {
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;
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;
+ 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);
+ /* rev1.rev2.aux_revision */
+ info->bmc_current[2] = talloc_asprintf(info,
+ "Firmware version: %u.%02u.%02x%02x%02x%02x",
+ resp[3], bcd, resp[12],
+ resp[13], resp[14], resp[15]);
+ 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);
+ /* rev1.rev2.aux_revision */
+ info->bmc_golden[2] = talloc_asprintf(info,
+ "Firmware version: %u.%02u.%02x%02x%02x%02x",
+ resp[3], bcd, resp[12],
+ resp[13], resp[14], resp[15]);
+ 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 void get_active_consoles(struct config *config)
+{
+ struct stat sbuf;
+ char *fsp_prop = NULL;
+
+ config->n_consoles = 2;
+ config->consoles = talloc_array(config, char *, config->n_consoles);
+ if (!config->consoles)
+ goto err;
+
+ config->consoles[0] = talloc_asprintf(config->consoles,
+ "/dev/hvc0 [IPMI / Serial]");
+ config->consoles[1] = talloc_asprintf(config->consoles,
+ "/dev/tty1 [VGA]");
+
+ fsp_prop = talloc_asprintf(config, "%sfsps", devtree_dir);
+ if (stat(fsp_prop, &sbuf) == 0) {
+ /* FSP based machines also have a separate serial console */
+ config->consoles = talloc_realloc(config, config->consoles,
+ char *, config->n_consoles + 1);
+ if (!config->consoles)
+ goto err;
+ config->consoles[config->n_consoles++] = talloc_asprintf(
+ config->consoles,
+ "/dev/hvc1 [Serial]");
+ }
+
+ return;
+err:
+ config->n_consoles = 0;
+ pb_log("Failed to allocate memory for consoles\n");
+}
+
static int load_config(struct platform *p, struct config *config)
{
struct platform_powerpc *platform = to_platform_powerpc(p);
rc = parse_nvram(platform);
if (rc)
- return rc;
+ pb_log("%s: Failed to parse nvram\n", __func__);
populate_config(platform, config);
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);
+
+ get_active_consoles(config);
+
return 0;
}
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;
}
{
struct platform_powerpc *platform;
struct stat statbuf;
+ bool bmc_present;
int rc;
/* we need a device tree */
p->platform_data = platform;
- if (ipmi_present()) {
+ bmc_present = stat("/proc/device-tree/bmc", &statbuf) == 0;
+
+ if (ipmi_present() && bmc_present) {
pb_debug("platform: using direct IPMI for IPMI paramters\n");
platform->ipmi = ipmi_open(platform);
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");
}
+ if (bmc_present)
+ platform->get_platform_versions = hostboot_load_versions;
+
return true;
}
projects / petitboot / blobdiff