#include <assert.h>
#include <string.h>
#include <stdlib.h>
-#include <limits.h>
+#include <errno.h>
+#include <fcntl.h>
#include <sys/types.h>
#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 "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";
-
-struct param {
- char *name;
- char *value;
- bool modified;
- struct list_item list;
-};
+static const char *sysparams_dir = "/sys/firmware/opal/sysparams/";
+static const char *devtree_dir = "/proc/device-tree/";
struct platform_powerpc {
- struct list params;
-};
-
-static const char *known_params[] = {
- "auto-boot?",
- "petitboot,network",
- "petitboot,timeout",
- NULL,
+ struct param_list *params;
+ struct ipmi *ipmi;
+ int (*get_ipmi_bootdev)(
+ struct platform_powerpc *platform,
+ uint8_t *bootdev, bool *persistent);
+ int (*clear_ipmi_bootdev)(
+ struct platform_powerpc *platform,
+ bool persistent);
+ int (*set_os_boot_sensor)(
+ struct platform_powerpc *platform);
+ void (*get_platform_versions)(struct system_info *info);
};
#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;
- unsigned int i;
-
- for (i = 0; known_params[i]; i++) {
- known_param = known_params[i];
- if (len == strlen(known_param) &&
- !strncmp(param, known_param, len))
- return true;
- }
-
- return false;
-}
-
static int parse_nvram_params(struct platform_powerpc *platform,
char *buf, int len)
{
for (pos = buf + i; pos < buf + len; pos += paramlen + 1) {
unsigned int namelen;
- struct param *param;
char *newline;
newline = strchr(pos, '\n');
if (namelen == 0)
continue;
- if (!param_is_known(name, namelen))
+ if (!param_list_is_known_n(platform->params, name, namelen))
continue;
+ *value = '\0';
value++;
- param = talloc(platform, struct param);
- param->modified = false;
- param->name = talloc_strndup(platform, name, namelen);
- param->value = talloc_strdup(platform, value);
- list_add(&platform->params, ¶m->list);
+ param_list_set(platform->params, name, value, false);
}
return 0;
static int parse_nvram(struct platform_powerpc *platform)
{
- struct process *process;
+ struct process_stdout *stdout;
const char *argv[5];
int rc;
argv[3] = partition;
argv[4] = NULL;
- process = process_create(platform);
- process->path = "nvram";
- process->argv = argv;
- process->keep_stdout = true;
-
- rc = process_run_sync(process);
+ rc = process_get_stdout_argv(NULL, &stdout, argv);
- if (rc || !process_exit_ok(process)) {
+ if (rc) {
fprintf(stderr, "nvram process returned "
"non-zero exit status\n");
rc = -1;
} else {
- rc = parse_nvram_params(platform, process->stdout_buf,
- process->stdout_len);
+ rc = parse_nvram_params(platform, stdout->buf, stdout->len);
}
- process_release(process);
+ talloc_free(stdout);
return rc;
}
struct process *process;
struct param *param;
const char *argv[6];
- int rc;
+ int rc = 0;
argv[0] = "nvram";
argv[1] = "--update-config";
process->path = "nvram";
process->argv = argv;
- list_for_each_entry(&platform->params, param, list) {
+ param_list_for_each(platform->params, param) {
char *paramstr;
if (!param->modified)
return rc;
}
-static const char *get_param(struct platform_powerpc *platform,
- const char *name)
+static void params_update_all(struct param_list *pl,
+ const struct config *config, const struct config *defaults)
{
- struct param *param;
+ char *tmp = NULL;
+ const char *val;
- list_for_each_entry(&platform->params, param, list)
- if (!strcmp(param->name, name))
- return param->value;
- return NULL;
-}
+ if (config->autoboot_enabled == defaults->autoboot_enabled)
+ val = "";
+ else
+ val = config->autoboot_enabled ? "true" : "false";
-static void set_param(struct platform_powerpc *platform, const char *name,
- const char *value)
-{
- struct param *param;
+ param_list_set_non_empty(pl, "auto-boot?", val, true);
- list_for_each_entry(&platform->params, param, list) {
- if (strcmp(param->name, name))
- continue;
+ if (config->autoboot_timeout_sec == defaults->autoboot_timeout_sec)
+ val = "";
+ else
+ val = tmp = talloc_asprintf(pl, "%d",
+ config->autoboot_timeout_sec);
- if (!strcmp(param->value, value))
- return;
+ param_list_set_non_empty(pl, "petitboot,timeout", val, true);
+ if (tmp)
+ talloc_free(tmp);
- talloc_free(param->value);
- param->value = talloc_strdup(param, value);
- param->modified = true;
- return;
+ val = config->lang ?: "";
+ param_list_set_non_empty(pl, "petitboot,language", val, true);
+
+ if (config->allow_writes == defaults->allow_writes)
+ val = "";
+ else
+ val = config->allow_writes ? "true" : "false";
+ param_list_set_non_empty(pl, "petitboot,write?", val, true);
+
+ if (!config->manual_console) {
+ val = config->boot_console ?: "";
+ param_list_set_non_empty(pl, "petitboot,console", val, true);
}
+ val = config->http_proxy ?: "";
+ param_list_set_non_empty(pl, "petitboot,http_proxy", val, true);
+ val = config->https_proxy ?: "";
+ param_list_set_non_empty(pl, "petitboot,https_proxy", val, true);
- param = talloc(platform, struct param);
- param->modified = true;
- param->name = talloc_strdup(platform, name);
- param->value = talloc_strdup(platform, value);
- list_add(&platform->params, ¶m->list);
+ params_update_network_values(pl, "petitboot,network", config);
+ params_update_bootdev_values(pl, "petitboot,bootdevs", config);
}
-static int parse_hwaddr(struct interface_config *ifconf, char *str)
+static void config_set_ipmi_bootdev(struct config *config, enum ipmi_bootdev bootdev,
+ bool persistent)
{
- int i;
-
- if (strlen(str) != strlen("00:00:00:00:00:00"))
- return -1;
-
- for (i = 0; i < HWADDR_SIZE; i++) {
- char byte[3], *endp;
- unsigned long x;
+ config->ipmi_bootdev = bootdev;
+ config->ipmi_bootdev_persistent = persistent;
- byte[0] = str[i * 3 + 0];
- byte[1] = str[i * 3 + 1];
- byte[2] = '\0';
-
- x = strtoul(byte, &endp, 16);
- if (endp != byte + 2)
- return -1;
-
- ifconf->hwaddr[i] = x & 0xff;
- }
-
- return 0;
+ if (bootdev == IPMI_BOOTDEV_SAFE)
+ config->safe_mode = true;
}
-static int parse_one_interface_config(struct config *config,
- char *confstr)
+static int read_bootdev_sysparam(const char *name, uint8_t *val)
{
- struct interface_config *ifconf;
- char *tok, *saveptr;
-
- ifconf = talloc_zero(config, struct interface_config);
-
- if (!confstr || !strlen(confstr))
- goto out_err;
-
- /* first token should be the mac address */
- tok = strtok_r(confstr, ",", &saveptr);
- if (!tok)
- goto out_err;
-
- if (parse_hwaddr(ifconf, tok))
- goto out_err;
-
- /* second token is the method */
- tok = strtok_r(NULL, ",", &saveptr);
- if (!tok || !strlen(tok) || !strcmp(tok, "ignore")) {
- ifconf->ignore = true;
+ uint8_t buf[2];
+ char path[50];
+ int fd, rc;
- } else if (!strcmp(tok, "dhcp")) {
- ifconf->method = CONFIG_METHOD_DHCP;
+ assert(strlen(sysparams_dir) + strlen(name) < sizeof(path));
+ snprintf(path, sizeof(path), "%s%s", sysparams_dir, name);
- } else if (!strcmp(tok, "static")) {
- ifconf->method = CONFIG_METHOD_STATIC;
+ fd = open(path, O_RDONLY);
+ if (fd < 0) {
+ pb_debug("powerpc: can't access sysparam %s\n",
+ name);
+ return -1;
+ }
- /* ip/mask, [optional] gateway */
- tok = strtok_r(NULL, ",", &saveptr);
- if (!tok)
- goto out_err;
- ifconf->static_config.address =
- talloc_strdup(ifconf, tok);
+ rc = read(fd, buf, sizeof(buf));
- tok = strtok_r(NULL, ",", &saveptr);
- if (tok) {
- ifconf->static_config.gateway =
- talloc_strdup(ifconf, tok);
- }
+ close(fd);
- } else {
- pb_log("Unknown network configuration method %s\n", tok);
- goto out_err;
+ /* bootdev definitions should only be one byte in size */
+ if (rc != 1) {
+ pb_debug("powerpc: sysparam %s read returned %d\n",
+ name, rc);
+ return -1;
}
- config->network.interfaces = talloc_realloc(config,
- config->network.interfaces,
- struct interface_config *,
- ++config->network.n_interfaces);
+ pb_debug("powerpc: sysparam %s: 0x%02x\n", name, buf[0]);
- config->network.interfaces[config->network.n_interfaces - 1] = ifconf;
+ if (!ipmi_bootdev_is_valid(buf[0]))
+ return -1;
+ *val = buf[0];
return 0;
-out_err:
- talloc_free(ifconf);
- return -1;
}
-static int parse_one_dns_config(struct config *config,
- char *confstr)
+static int write_bootdev_sysparam(const char *name, uint8_t val)
{
- char *tok, *saveptr;
-
- for (tok = strtok_r(confstr, ",", &saveptr); tok;
- tok = strtok_r(NULL, ",", &saveptr)) {
-
- char *server = talloc_strdup(config, tok);
+ char path[50];
+ int fd, rc;
- config->network.dns_servers = talloc_realloc(config,
- config->network.dns_servers, const char *,
- ++config->network.n_dns_servers);
+ assert(strlen(sysparams_dir) + strlen(name) < sizeof(path));
+ snprintf(path, sizeof(path), "%s%s", sysparams_dir, name);
- config->network.dns_servers[config->network.n_dns_servers - 1]
- = server;
+ fd = open(path, O_WRONLY);
+ if (fd < 0) {
+ pb_debug("powerpc: can't access sysparam %s for writing\n",
+ name);
+ return -1;
}
- return 0;
-}
-
-static void populate_network_config(struct platform_powerpc *platform,
- struct config *config)
-{
- const char *cval;
- char *val;
- int i;
-
- cval = get_param(platform, "petitboot,network");
- if (!cval || !strlen(cval))
- return;
-
- val = talloc_strdup(config, cval);
-
- for (i = 0; ; i++) {
- char *tok, *saveptr;
+ for (;;) {
+ errno = 0;
+ rc = write(fd, &val, sizeof(val));
+ if (rc == sizeof(val)) {
+ rc = 0;
+ break;
+ }
- tok = strtok_r(i == 0 ? val : NULL, " ", &saveptr);
- if (!tok)
+ if (rc <= 0 && errno != EINTR) {
+ pb_log("powerpc: error updating sysparam %s: %s",
+ name, strerror(errno));
+ rc = -1;
break;
+ }
+ }
- if (!strncasecmp(tok, "dns,", strlen("dns,")))
- parse_one_dns_config(config, tok + strlen("dns,"));
- else
- parse_one_interface_config(config, tok);
+ close(fd);
- }
+ if (!rc)
+ pb_debug("powerpc: set sysparam %s: 0x%02x\n", name, val);
- talloc_free(val);
+ return rc;
}
-static void populate_config(struct platform_powerpc *platform,
- struct config *config)
+static int clear_ipmi_bootdev_sysparams(
+ struct platform_powerpc *platform __attribute__((unused)),
+ bool persistent)
{
- const char *val;
- char *end;
- unsigned long timeout;
-
- /* if the "auto-boot?' property is present and "false", disable auto
- * boot */
- val = get_param(platform, "auto-boot?");
- config->autoboot_enabled = !val || strcmp(val, "false");
-
- val = get_param(platform, "petitboot,timeout");
- if (val) {
- timeout = strtoul(val, &end, 10);
- if (end != val) {
- if (timeout >= INT_MAX)
- timeout = INT_MAX;
- config->autoboot_timeout_sec = (int)timeout;
- }
+ 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);
}
-
- populate_network_config(platform, config);
+ return 0;
}
-static char *iface_config_str(void *ctx, struct interface_config *config)
+static int get_ipmi_bootdev_sysparams(
+ struct platform_powerpc *platform __attribute__((unused)),
+ uint8_t *bootdev, bool *persistent)
{
- char *str;
+ uint8_t next_bootdev, default_bootdev;
+ bool next_valid, default_valid;
+ int rc;
- /* todo: HWADDR size is hardcoded as 6, but we may need to handle
- * different hardware address formats */
- str = talloc_asprintf(ctx, "%02x:%02x:%02x:%02x:%02x:%02x,",
- config->hwaddr[0], config->hwaddr[1],
- config->hwaddr[2], config->hwaddr[3],
- config->hwaddr[4], config->hwaddr[5]);
+ rc = read_bootdev_sysparam("next-boot-device", &next_bootdev);
+ next_valid = rc == 0;
- if (config->ignore) {
- str = talloc_asprintf_append(str, "ignore");
+ rc = read_bootdev_sysparam("default-boot-device", &default_bootdev);
+ default_valid = rc == 0;
- } else if (config->method == CONFIG_METHOD_DHCP) {
- str = talloc_asprintf_append(str, "dhcp");
+ /* nothing valid? no need to change the config */
+ if (!next_valid && !default_valid)
+ return -1;
- } else if (config->method == CONFIG_METHOD_STATIC) {
- str = talloc_asprintf_append(str, "static,%s%s%s",
- config->static_config.address,
- config->static_config.gateway ? "," : "",
- config->static_config.gateway ?: "");
- }
- return str;
+ *persistent = !next_valid;
+ *bootdev = next_valid ? next_bootdev : default_bootdev;
+ return 0;
}
-static char *dns_config_str(void *ctx, const char **dns_servers, int n)
+static int clear_ipmi_bootdev_ipmi(struct platform_powerpc *platform,
+ bool persistent __attribute__((unused)))
{
- char *str;
- int i;
-
- str = talloc_strdup(ctx, "dns,");
- for (i = 0; i < n; i++) {
- str = talloc_asprintf_append(str, "%s%s",
- i == 0 ? "" : ",",
- dns_servers[i]);
- }
-
- return str;
+ uint16_t resp_len;
+ uint8_t resp[1];
+ uint8_t req[] = {
+ 0x05, /* parameter selector: boot flags */
+ 0x80, /* data 1: valid */
+ 0x00, /* data 2: bootdev: no override */
+ 0x00, /* data 3: system defaults */
+ 0x00, /* data 4: no request for shared mode, mux defaults */
+ 0x00, /* data 5: no instance request */
+ };
+
+ resp_len = sizeof(resp);
+
+ ipmi_transaction(platform->ipmi, IPMI_NETFN_CHASSIS,
+ IPMI_CMD_CHASSIS_SET_SYSTEM_BOOT_OPTIONS,
+ req, sizeof(req),
+ resp, &resp_len,
+ ipmi_timeout);
+ return 0;
}
-static void update_string_config(struct platform_powerpc *platform,
- const char *name, const char *value)
+static int get_ipmi_bootdev_ipmi(struct platform_powerpc *platform,
+ uint8_t *bootdev, bool *persistent)
{
- const char *cur;
-
- cur = get_param(platform, name);
-
- /* don't set an empty parameter if it doesn't already exist */
- if (!cur && !strlen(value))
- return;
+ uint16_t resp_len;
+ uint8_t resp[8];
+ char *debug_buf;
+ int rc;
+ uint8_t req[] = {
+ 0x05, /* parameter selector: boot flags */
+ 0x00, /* no set selector */
+ 0x00, /* no block selector */
+ };
+
+ resp_len = sizeof(resp);
+ rc = ipmi_transaction(platform->ipmi, IPMI_NETFN_CHASSIS,
+ IPMI_CMD_CHASSIS_GET_SYSTEM_BOOT_OPTIONS,
+ req, sizeof(req),
+ resp, &resp_len,
+ ipmi_timeout);
+ if (rc) {
+ pb_log("platform: error reading IPMI boot options\n");
+ return -1;
+ }
- set_param(platform, name, value);
-}
+ if (resp_len != sizeof(resp)) {
+ pb_log("platform: unexpected length (%d) in "
+ "boot options response\n", resp_len);
+ return -1;
+ }
-static void update_network_config(struct platform_powerpc *platform,
- struct config *config)
-{
- unsigned int i;
- char *val;
+ debug_buf = format_buffer(platform, resp, resp_len);
+ pb_debug_fn("IPMI get_bootdev response:\n%s\n", debug_buf);
+ talloc_free(debug_buf);
- val = talloc_strdup(platform, "");
+ if (resp[0] != 0) {
+ pb_log("platform: non-zero completion code %d from IPMI req\n",
+ resp[0]);
+ return -1;
+ }
- for (i = 0; i < config->network.n_interfaces; i++) {
- char *iface_str = iface_config_str(platform,
- config->network.interfaces[i]);
- val = talloc_asprintf_append(val, "%s%s",
- *val == '\0' ? "" : " ", iface_str);
- talloc_free(iface_str);
+ /* check for correct parameter version */
+ if ((resp[1] & 0xf) != 0x1) {
+ pb_log("platform: unexpected version (0x%x) in "
+ "boot options response\n", resp[0]);
+ return -1;
}
- if (config->network.n_dns_servers) {
- char *dns_str = dns_config_str(platform,
- config->network.dns_servers,
- config->network.n_dns_servers);
- val = talloc_asprintf_append(val, "%s%s",
- *val == '\0' ? "" : " ", dns_str);
- talloc_free(dns_str);
+ /* check for valid paramters */
+ if (resp[2] & 0x80) {
+ pb_debug("platform: boot options are invalid/locked\n");
+ return -1;
}
- update_string_config(platform, "petitboot,network", val);
+ *persistent = false;
- talloc_free(val);
+ /* check for valid flags */
+ if (!(resp[3] & 0x80)) {
+ pb_debug("platform: boot flags are invalid, ignoring\n");
+ return -1;
+ }
+
+ *persistent = resp[3] & 0x40;
+ *bootdev = (resp[4] >> 2) & 0x0f;
+ return 0;
}
-static int update_config(struct platform_powerpc *platform,
- struct config *config, struct config *defaults)
+static int set_ipmi_os_boot_sensor(struct platform_powerpc *platform)
{
- char *tmp = NULL;
- const char *val;
-
- if (config->autoboot_enabled == defaults->autoboot_enabled)
- val = "";
- else
- val = config->autoboot_enabled ? "true" : "false";
- update_string_config(platform, "auto-boot?", val);
+ int sensor_number;
+ uint16_t resp_len;
+ uint8_t resp[1];
+ uint8_t req[] = {
+ 0x00, /* sensor number: os boot */
+ 0xA9, /* operation: set everything */
+ 0x00, /* sensor reading: none */
+ 0x40, /* assertion mask lsb: set state 6 */
+ 0x00, /* assertion mask msb: none */
+ 0x00, /* deassertion mask lsb: none */
+ 0x00, /* deassertion mask msb: none */
+ 0x00, /* event data 1: none */
+ 0x00, /* event data 2: none */
+ 0x00, /* event data 3: none */
+ };
+
+ sensor_number = get_ipmi_sensor(platform, IPMI_SENSOR_ID_OS_BOOT);
+ if (sensor_number < 0) {
+ pb_log("Couldn't find OS boot sensor in device tree\n");
+ return -1;
+ }
- if (config->autoboot_timeout_sec == defaults->autoboot_timeout_sec)
- val = "";
- else
- val = tmp = talloc_asprintf(platform, "%d",
- config->autoboot_timeout_sec);
+ req[0] = sensor_number;
- update_string_config(platform, "petitboot,timeout", val);
- if (tmp)
- talloc_free(tmp);
+ resp_len = sizeof(resp);
- update_network_config(platform, config);
+ ipmi_transaction(platform->ipmi, IPMI_NETFN_SE,
+ IPMI_CMD_SENSOR_SET,
+ req, sizeof(req),
+ resp, &resp_len,
+ ipmi_timeout); return 0;
- return write_nvram(platform);
+ return 0;
}
-static void set_exclusive_devtype(struct config *config,
- enum device_type devtype)
+static void get_ipmi_network_override(struct platform_powerpc *platform,
+ struct config *config)
{
- config->n_boot_priorities = 2;
- config->boot_priorities = talloc_realloc(config,
- config->boot_priorities, struct boot_priority,
- config->n_boot_priorities);
- config->boot_priorities[0].type = devtype;
- config->boot_priorities[0].priority = 0;
- config->boot_priorities[1].type = DEVICE_TYPE_ANY;
- config->boot_priorities[1].priority = -1;
-}
-
-/* bootdev options that we recognise */
-enum ipmi_bootdev {
- IPMI_BOOTDEV_NONE = 0x00,
- IPMI_BOOTDEV_NETWORK = 0x01,
- IPMI_BOOTDEV_DISK = 0x2,
- IPMI_BOOTDEV_CDROM = 0x5,
- IPMI_BOOTDEV_SETUP = 0x6,
-};
+ uint16_t min_len = 12, resp_len = 53, version;
+ const uint32_t magic_value = 0x21706221;
+ uint8_t resp[resp_len];
+ char *debug_buf;
+ 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);
+
+ debug_buf = format_buffer(platform, resp, resp_len);
+ pb_debug_fn("IPMI net override response:\n%s\n", debug_buf);
+ talloc_free(debug_buf);
+
+ if (rc) {
+ pb_debug("IPMI network config option unavailable\n");
+ return;
+ }
-static int read_bootdev_sysparam(const char *name, uint8_t *val)
-{
- uint8_t buf[2];
- char path[50];
- int fd, rc;
+ if (resp_len < min_len) {
+ pb_debug("IPMI net response too small\n");
+ return;
+ }
- strcpy(path, sysparams_dir);
- assert(strlen(name) < sizeof(path) - strlen(path));
- strcat(path, name);
+ if (resp[0] != 0) {
+ pb_log("platform: non-zero completion code %d from IPMI network req\n",
+ resp[0]);
+ return;
+ }
- fd = open(path, O_RDONLY);
- if (fd < 0)
- return -1;
+ /* 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;
+ }
- rc = read(fd, buf, sizeof(buf));
+ /* Check that the parameters are valid */
+ if (resp[2] & 0x80) {
+ pb_debug("platform: network override is invalid/locked\n");
+ return;
+ }
- close(fd);
+ /* 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_fn("Incorrect cookie %x\n", 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;
+ }
- /* bootdev definitions should only be one byte in size */
- if (rc != 1)
- return -1;
+ /* Interpret the rest of the interface config */
+ rc = parse_ipmi_interface_override(config, &resp[i], resp_len - i);
- switch (buf[0]) {
- default:
- return -1;
- case IPMI_BOOTDEV_NONE:
- case IPMI_BOOTDEV_NETWORK:
- case IPMI_BOOTDEV_DISK:
- case IPMI_BOOTDEV_CDROM:
- case IPMI_BOOTDEV_SETUP:
- *val = buf[0];
+ if (!rc && persistent) {
+ /* Write this new config to NVRAM */
+ params_update_network_values(platform->params,
+ "petitboot,network", config);
+ rc = write_nvram(platform);
+ if (rc)
+ pb_log("platform: Failed to save persistent interface override\n");
}
-
- return 0;
}
-static void parse_opal_sysparams(struct config *config)
+static void config_get_active_consoles(struct config *config)
{
- uint8_t next_bootdev, default_bootdev;
- bool next_valid, default_valid;
- int rc;
-
- rc = read_bootdev_sysparam("next-boot-device", &next_bootdev);
- next_valid = rc == 0;
-
- rc = read_bootdev_sysparam("default-boot-device", &default_bootdev);
- default_valid = rc == 0;
-
- /* nothing valid? no need to change the config */
- if (!next_valid && !default_valid)
- return;
-
- if (!next_valid)
- next_bootdev = default_bootdev;
-
- /* todo: copy default to next */
-
- switch (next_bootdev) {
- case IPMI_BOOTDEV_NONE:
- return;
- case IPMI_BOOTDEV_DISK:
- set_exclusive_devtype(config, DEVICE_TYPE_DISK);
- break;
- case IPMI_BOOTDEV_NETWORK:
- set_exclusive_devtype(config, DEVICE_TYPE_NETWORK);
- break;
- case IPMI_BOOTDEV_CDROM:
- set_exclusive_devtype(config, DEVICE_TYPE_OPTICAL);
- break;
- case IPMI_BOOTDEV_SETUP:
- config->autoboot_enabled = false;
- break;
+ 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)
rc = parse_nvram(platform);
if (rc)
- return rc;
+ pb_log_fn("Failed to parse nvram\n");
+
+ config_populate_all(config, platform->params);
+
+ if (platform->get_ipmi_bootdev) {
+ bool bootdev_persistent;
+ uint8_t bootdev = IPMI_BOOTDEV_INVALID;
+ rc = platform->get_ipmi_bootdev(platform, &bootdev,
+ &bootdev_persistent);
+ if (!rc && ipmi_bootdev_is_valid(bootdev)) {
+ config_set_ipmi_bootdev(config, bootdev,
+ bootdev_persistent);
+ }
+ }
- populate_config(platform, config);
+ if (platform->ipmi)
+ get_ipmi_network_override(platform, config);
- parse_opal_sysparams(config);
+ config_get_active_consoles(config);
return 0;
}
{
struct platform_powerpc *platform = to_platform_powerpc(p);
struct config *defaults;
- int rc;
+
+ 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;
+ }
defaults = talloc_zero(platform, struct config);
config_set_defaults(defaults);
- rc = update_config(platform, config, defaults);
+ params_update_all(platform->params, config, defaults);
talloc_free(defaults);
- return rc;
+ return write_nvram(platform);
+}
+
+static void pre_boot(struct platform *p, const struct config *config)
+{
+ struct platform_powerpc *platform = to_platform_powerpc(p);
+
+ if (!config->ipmi_bootdev_persistent && platform->clear_ipmi_bootdev)
+ platform->clear_ipmi_bootdev(platform, false);
+
+ if (platform->set_os_boot_sensor)
+ platform->set_os_boot_sensor(platform);
+}
+
+static int get_sysinfo(struct platform *p, struct system_info *sysinfo)
+{
+ struct platform_powerpc *platform = p->platform_data;
+ char *buf, *filename;
+ int len, rc;
+
+ filename = talloc_asprintf(platform, "%smodel", devtree_dir);
+ rc = read_file(platform, filename, &buf, &len);
+ if (rc == 0)
+ sysinfo->type = talloc_steal(sysinfo, buf);
+ talloc_free(filename);
+
+ filename = talloc_asprintf(platform, "%ssystem-id", devtree_dir);
+ rc = read_file(platform, filename, &buf, &len);
+ if (rc == 0)
+ sysinfo->identifier = talloc_steal(sysinfo, buf);
+ talloc_free(filename);
+
+ sysinfo->bmc_mac = talloc_zero_size(sysinfo, HWADDR_SIZE);
+
+ if (platform->ipmi) {
+ ipmi_get_bmc_mac(platform->ipmi, sysinfo->bmc_mac);
+ ipmi_get_bmc_versions(platform->ipmi, sysinfo);
+ }
+
+ if (platform->get_platform_versions)
+ platform->get_platform_versions(sysinfo);
+
+ return 0;
}
static bool probe(struct platform *p, void *ctx)
{
struct platform_powerpc *platform;
struct stat statbuf;
+ bool bmc_present;
int rc;
- /* we need a device tree and a working nvram binary */
+ /* we need a device tree */
rc = stat("/proc/device-tree", &statbuf);
if (rc)
return false;
if (!S_ISDIR(statbuf.st_mode))
return false;
- rc = process_run_simple(ctx, "nvram", "--print-config", NULL);
- if (!WIFEXITED(rc) || WEXITSTATUS(rc) != 0)
- return false;
-
- platform = talloc(ctx, struct platform_powerpc);
- list_init(&platform->params);
+ platform = talloc_zero(ctx, struct platform_powerpc);
+ platform->params = talloc_zero(platform, struct param_list);
+ param_list_init(platform->params, common_known_params());
p->platform_data = platform;
+
+ 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;
+ platform->clear_ipmi_bootdev = clear_ipmi_bootdev_sysparams;
+
+ } else {
+ pb_log("platform: no IPMI parameter support\n");
+ }
+
+ if (bmc_present)
+ platform->get_platform_versions = hostboot_load_versions;
+
return true;
}
+
static struct platform platform_powerpc = {
- .name = "powerpc",
- .dhcp_arch_id = 0x000e,
- .probe = probe,
- .load_config = load_config,
- .save_config = save_config,
+ .name = "powerpc",
+ .dhcp_arch_id = 0x000e,
+ .probe = probe,
+ .load_config = load_config,
+ .save_config = save_config,
+ .pre_boot = pre_boot,
+ .get_sysinfo = get_sysinfo,
};
register_platform(platform_powerpc);