X-Git-Url: http://git.ozlabs.org/?p=petitboot;a=blobdiff_plain;f=discover%2Fplatform-powerpc.c;h=df8c7d611d26a0c46c97de0bd921fc82e1414520;hp=78b76d303471dbde2d4c07f0764e18e946a9dff2;hb=917f7aa880a7c6ab08991ae0c969d0489ba48845;hpb=d531395a3ff60730238854b127925978f6eab289 diff --git a/discover/platform-powerpc.c b/discover/platform-powerpc.c index 78b76d3..df8c7d6 100644 --- a/discover/platform-powerpc.c +++ b/discover/platform-powerpc.c @@ -4,10 +4,11 @@ #include #include #include +#include #include #include -#include #include +#include #include #include @@ -15,6 +16,7 @@ #include #include #include +#include #include "hostboot.h" #include "platform.h" @@ -24,7 +26,7 @@ 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 = 5000; /* milliseconds. */ +static const int ipmi_timeout = 10000; /* milliseconds. */ struct param { char *name; @@ -52,21 +54,20 @@ 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; @@ -287,7 +288,7 @@ static int parse_one_interface_config(struct config *config, char *confstr) { struct interface_config *ifconf; - char *tok, *saveptr; + char *tok, *tok_gw, *tok_url, *saveptr; ifconf = talloc_zero(config, struct interface_config); @@ -320,18 +321,26 @@ static int parse_one_interface_config(struct config *config, ifconf->static_config.address = talloc_strdup(ifconf, tok); - tok = strtok_r(NULL, ",", &saveptr); - if (tok) { - ifconf->static_config.gateway = - talloc_strdup(ifconf, tok); + /* + * If a url is set but not a gateway, we can accidentally + * interpret the url as the gateway. To avoid changing the + * parameter format check if the "gateway" is actually a + * pb-url if it's the last token. + */ + tok_gw = strtok_r(NULL, ",", &saveptr); + tok_url = strtok_r(NULL, ",", &saveptr); + + if (tok_gw) { + if (tok_url || !is_url(tok_gw)) + ifconf->static_config.gateway = + talloc_strdup(ifconf, tok_gw); + else + tok_url = tok_gw; } - tok = strtok_r(NULL, ",", &saveptr); - if (tok) { + if (tok_url) ifconf->static_config.url = - talloc_strdup(ifconf, tok); - } - + talloc_strdup(ifconf, tok_url); } else { pb_log("Unknown network configuration method %s\n", tok); goto out_err; @@ -410,11 +419,9 @@ static int read_bootdev(void *ctx, char **pos, struct autoboot_option *opt) 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) { @@ -428,9 +435,12 @@ static int read_bootdev(void *ctx, char **pos, struct autoboot_option *opt) 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 */ @@ -446,22 +456,9 @@ static void populate_bootdev_config(struct platform_powerpc *platform, struct config *config) { struct autoboot_option *opt, *new = NULL; - char *pos, *end, *old_dev = NULL; + 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"); @@ -490,7 +487,7 @@ static void populate_bootdev_config(struct platform_powerpc *platform, } - 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); @@ -499,28 +496,9 @@ static void populate_bootdev_config(struct platform_powerpc *platform, 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; + config->autoboot_opts = new; + config->n_autoboot_opts = n_new; } static void populate_config(struct platform_powerpc *platform, @@ -564,6 +542,20 @@ static void populate_config(struct platform_powerpc *platform, 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); } static char *iface_config_str(void *ctx, struct interface_config *config) @@ -629,6 +621,15 @@ static void update_network_config(struct platform_powerpc *platform, 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++) { @@ -656,18 +657,13 @@ static void update_network_config(struct platform_powerpc *platform, 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]; @@ -686,7 +682,6 @@ static void update_bootdev_config(struct platform_powerpc *platform, } update_string_config(platform, "petitboot,bootdevs", val); - update_string_config(platform, "petitboot,bootdev", first); talloc_free(tmp); if (boot_str) talloc_free(boot_str); @@ -731,6 +726,16 @@ static int update_config(struct platform_powerpc *platform, 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); + update_network_config(platform, config); update_bootdev_config(platform, config); @@ -744,21 +749,8 @@ static void set_ipmi_bootdev(struct config *config, enum ipmi_bootdev bootdev, 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) @@ -955,7 +947,7 @@ static int get_ipmi_bootdev_ipmi(struct platform_powerpc *platform, /* 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; @@ -1035,7 +1027,6 @@ 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 */ @@ -1053,7 +1044,7 @@ static void get_ipmi_bmc_versions(struct platform *p, struct system_info *info) pb_debug("\n"); } - if (rc == 0 && resp_len == 16) { + if (rc == 0 && (resp_len == 12 || resp_len == 16)) { info->bmc_current = talloc_array(info, char *, 4); info->n_bmc_current = 4; @@ -1063,10 +1054,16 @@ static void get_ipmi_bmc_versions(struct platform *p, struct system_info *info) resp[2]); bcd = resp[4] & 0x0f; bcd += 10 * (resp[4] >> 4); - memcpy(&aux_version, &resp[12], sizeof(aux_version)); + /* rev1.rev2.aux_revision */ info->bmc_current[2] = talloc_asprintf(info, - "Firmware version: %u.%u.%u", - resp[3], bcd, aux_version); + "Firmware version: %u.%02u", + resp[3], bcd); + if (resp_len == 16) { + info->bmc_current[2] = talloc_asprintf_append( + info->bmc_current[2], + ".%02x%02x%02x%02x", + 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", @@ -1091,7 +1088,7 @@ static void get_ipmi_bmc_versions(struct platform *p, struct system_info *info) pb_debug("\n"); } - if (rc == 0 && resp_len == 16) { + if (rc == 0 && (resp_len == 12 || resp_len == 16)) { info->bmc_golden = talloc_array(info, char *, 4); info->n_bmc_golden = 4; @@ -1101,10 +1098,16 @@ static void get_ipmi_bmc_versions(struct platform *p, struct system_info *info) resp[2]); bcd = resp[4] & 0x0f; bcd += 10 * (resp[4] >> 4); - memcpy(&aux_version, &resp[12], sizeof(aux_version)); + /* rev1.rev2.aux_revision */ info->bmc_golden[2] = talloc_asprintf(info, - "Firmware version: %u.%u.%u", - resp[3], bcd, aux_version); + "Firmware version: %u.%02u", + resp[3], bcd); + if (resp_len == 16) { + info->bmc_golden[2] = talloc_asprintf_append( + info->bmc_golden[2], + ".%02x%02x%02x%02x", + 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", @@ -1113,6 +1116,142 @@ static void get_ipmi_bmc_versions(struct platform *p, struct system_info *info) 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); @@ -1120,13 +1259,13 @@ static int load_config(struct platform *p, struct config *config) 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)) { @@ -1134,6 +1273,11 @@ static int load_config(struct platform *p, struct config *config) } } + if (platform->ipmi) + get_ipmi_network_override(platform, config); + + get_active_consoles(config); + return 0; } @@ -1198,6 +1342,7 @@ 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 */ @@ -1213,7 +1358,9 @@ static bool probe(struct platform *p, void *ctx) 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; @@ -1228,8 +1375,7 @@ static bool probe(struct platform *p, void *ctx) pb_log("platform: no IPMI parameter support\n"); } - rc = stat("/proc/device-tree/bmc", &statbuf); - if (!rc) + if (bmc_present) platform->get_platform_versions = hostboot_load_versions; return true;