X-Git-Url: http://git.ozlabs.org/?p=petitboot;a=blobdiff_plain;f=discover%2Fplatform-powerpc.c;h=fc96305ad70bc56d71d5e002a5b03617a84a57a6;hp=bbffb604c8481d914b64b29a4be06935b45a4fc7;hb=acc5ace6e58db2f3dceb1f7a27d0fc1fb29c4a27;hpb=a3e3b66fbcb18174fc54ffd771ef3a38c9f8defd

diff --git a/discover/platform-powerpc.c b/discover/platform-powerpc.c
index bbffb60..fc96305 100644
--- a/discover/platform-powerpc.c
+++ b/discover/platform-powerpc.c
@@ -39,7 +39,8 @@ struct platform_powerpc {
 				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);
 };
@@ -52,6 +53,7 @@ static const char *known_params[] = {
 	"petitboot,bootdevs",
 	"petitboot,language",
 	"petitboot,debug?",
+	"petitboot,write?",
 	NULL,
 };
 
@@ -547,6 +549,10 @@ 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");
 }
 
 static char *iface_config_str(void *ctx, struct interface_config *config)
@@ -663,7 +669,7 @@ static void update_bootdev_config(struct platform_powerpc *platform,
 						opt->uuid, delim);
 				break;
 			}
-			tmp = val = talloc_asprintf_append(val, boot_str);
+			tmp = val = talloc_asprintf_append(val, "%s", boot_str);
 	}
 
 	update_string_config(platform, "petitboot,bootdevs", val);
@@ -691,6 +697,14 @@ 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);
@@ -698,6 +712,12 @@ static int update_config(struct platform_powerpc *platform,
 	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);
@@ -716,6 +736,7 @@ static void set_ipmi_bootdev(struct config *config, enum ipmi_bootdev bootdev,
 	case IPMI_BOOTDEV_DISK:
 	case IPMI_BOOTDEV_NETWORK:
 	case IPMI_BOOTDEV_CDROM:
+	default:
 		break;
 	case IPMI_BOOTDEV_SETUP:
 		config->autoboot_enabled = false;
@@ -805,10 +826,16 @@ static int write_bootdev_sysparam(const char *name, uint8_t val)
 }
 
 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;
 }
 
@@ -835,7 +862,8 @@ static int get_ipmi_bootdev_sysparams(
 	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];
@@ -1000,7 +1028,7 @@ 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);
+		platform->clear_ipmi_bootdev(platform, false);
 
 	if (platform->set_os_boot_sensor)
 		platform->set_os_boot_sensor(platform);