[U-Boot] [PATCH v3 05/16] main: Move boot_delay code into its own function

Simon Glass sjg at chromium.org
Tue Feb 26 17:10:58 CET 2013


Move this code into its own function, since it clutters up main_loop().

Signed-off-by: Simon Glass <sjg at chromium.org>
Reviewed-by: Joe Hershberger <joe.hershberger at ni.com>
---
Changes in v3: None
Changes in v2: None

 common/main.c | 155 ++++++++++++++++++++++++++++++----------------------------
 1 file changed, 79 insertions(+), 76 deletions(-)

diff --git a/common/main.c b/common/main.c
index 1e12e55..0df7992 100644
--- a/common/main.c
+++ b/common/main.c
@@ -91,7 +91,6 @@ extern void mdm_init(void); /* defined in board.c */
  * Watch for 'delay' seconds for autoboot stop or autoboot delay string.
  * returns: 0 -  no key string, allow autoboot 1 - got key string, abort
  */
-#if defined(CONFIG_BOOTDELAY) && (CONFIG_BOOTDELAY >= 0)
 static int abortboot_keyed(int bootdelay)
 {
 	int abort = 0;
@@ -273,7 +272,6 @@ static int abortboot(int bootdelay)
 	else
 		return abortboot_normal(bootdelay);
 }
-#endif	/* CONFIG_BOOTDELAY >= 0  */
 
 /*
  * Runs the given boot command securely.  Specifically:
@@ -289,8 +287,7 @@ static int abortboot(int bootdelay)
  * printing the error message to console.
  */
 
-#if defined(CONFIG_BOOTDELAY) && (CONFIG_BOOTDELAY >= 0) && \
-	defined(CONFIG_OF_CONTROL)
+#ifdef CONFIG_OF_CONTROL
 static void secure_boot_cmd(char *cmd)
 {
 	cmd_tbl_t *cmdtp;
@@ -331,46 +328,33 @@ static void process_fdt_options(const void *blob)
 
 	/* Add an env variable to point to a kernel payload, if available */
 	addr = fdtdec_get_config_int(gd->fdt_blob, "kernel-offset", 0);
-	if (addr)
-		setenv_addr("kernaddr", (void *)(CONFIG_SYS_TEXT_BASE + addr));
+	if (addr) {
+		setenv_addr("kernaddr",
+			    (void *)(autoconf_sys_text_base() + addr));
+	}
 
 	/* Add an env variable to point to a root disk, if available */
 	addr = fdtdec_get_config_int(gd->fdt_blob, "rootdisk-offset", 0);
-	if (addr)
-		setenv_addr("rootaddr", (void *)(CONFIG_SYS_TEXT_BASE + addr));
+	if (addr) {
+		setenv_addr("rootaddr",
+			    (void *)(autoconf_sys_text_base() + addr));
+	}
 }
 #endif /* CONFIG_OF_CONTROL */
 
-
-/****************************************************************************/
-
-void main_loop (void)
+static void process_boot_delay(void)
 {
-#ifndef CONFIG_SYS_HUSH_PARSER
-	static char lastcommand[CONFIG_SYS_CBSIZE] = { 0, };
-	int len;
-	int rc = 1;
-	int flag;
-#endif
-#if defined(CONFIG_BOOTDELAY) && (CONFIG_BOOTDELAY >= 0) && \
-		defined(CONFIG_OF_CONTROL)
-	char *env;
-#endif
-#if defined(CONFIG_BOOTDELAY) && (CONFIG_BOOTDELAY >= 0)
-	char *s;
-	int bootdelay;
-#endif
-#ifdef CONFIG_PREBOOT
-	char *p;
-#endif
 #ifdef CONFIG_BOOTCOUNT_LIMIT
 	unsigned long bootcount = 0;
 	unsigned long bootlimit = 0;
 	char *bcs;
 	char bcs_set[16];
 #endif /* CONFIG_BOOTCOUNT_LIMIT */
-
-	bootstage_mark_name(BOOTSTAGE_ID_MAIN_LOOP, "main_loop");
+#ifdef CONFIG_OF_CONTROL
+	char *env;
+#endif
+	char *s;
+	int bootdelay;
 
 #ifdef CONFIG_BOOTCOUNT_LIMIT
 	bootcount = bootcount_load();
@@ -382,51 +366,8 @@ void main_loop (void)
 	bootlimit = bcs ? simple_strtoul (bcs, NULL, 10) : 0;
 #endif /* CONFIG_BOOTCOUNT_LIMIT */
 
-#ifdef CONFIG_MODEM_SUPPORT
-	debug ("DEBUG: main_loop:   do_mdm_init=%d\n", do_mdm_init);
-	if (do_mdm_init) {
-		char *str = strdup(getenv("mdm_cmd"));
-		setenv ("preboot", str);  /* set or delete definition */
-		if (str != NULL)
-			free (str);
-		mdm_init(); /* wait for modem connection */
-	}
-#endif  /* CONFIG_MODEM_SUPPORT */
-
-#ifdef CONFIG_VERSION_VARIABLE
-	{
-		setenv ("ver", version_string);  /* set version variable */
-	}
-#endif /* CONFIG_VERSION_VARIABLE */
-
-#ifdef CONFIG_SYS_HUSH_PARSER
-	u_boot_hush_start ();
-#endif
-
-#if defined(CONFIG_HUSH_INIT_VAR)
-	hush_init_var ();
-#endif
-
-#ifdef CONFIG_PREBOOT
-	if ((p = getenv ("preboot")) != NULL) {
-# ifdef CONFIG_AUTOBOOT_KEYED
-		int prev = disable_ctrlc(1);	/* disable Control C checking */
-# endif
-
-		run_command_list(p, -1, 0);
-
-# ifdef CONFIG_AUTOBOOT_KEYED
-		disable_ctrlc(prev);	/* restore Control C checking */
-# endif
-	}
-#endif /* CONFIG_PREBOOT */
-
-	if (autoconf_update_tftp())
-		update_tftp(0UL);
-
-#if defined(CONFIG_BOOTDELAY) && (CONFIG_BOOTDELAY >= 0)
 	s = getenv ("bootdelay");
-	bootdelay = s ? (int)simple_strtol(s, NULL, 10) : CONFIG_BOOTDELAY;
+	bootdelay = s ? (int)simple_strtol(s, NULL, 10) : autoconf_bootdelay();
 
 	debug ("### main_loop entered: bootdelay=%d\n\n", bootdelay);
 
@@ -491,7 +432,69 @@ void main_loop (void)
 			run_command_list(s, -1, 0);
 	}
 #endif /* CONFIG_MENUKEY */
-#endif /* CONFIG_BOOTDELAY */
+}
+
+/****************************************************************************/
+
+void main_loop(void)
+{
+#ifndef CONFIG_SYS_HUSH_PARSER
+	static char lastcommand[CONFIG_SYS_CBSIZE] = { 0, };
+	int len;
+	int rc = 1;
+	int flag;
+#endif
+#ifdef CONFIG_PREBOOT
+	char *p;
+#endif
+
+	bootstage_mark_name(BOOTSTAGE_ID_MAIN_LOOP, "main_loop");
+
+#ifdef CONFIG_MODEM_SUPPORT
+	debug("DEBUG: main_loop:   do_mdm_init=%d\n", do_mdm_init);
+	if (do_mdm_init) {
+		char *str = strdup(getenv("mdm_cmd"));
+		setenv("preboot", str);  /* set or delete definition */
+		if (str != NULL)
+			free(str);
+		mdm_init(); /* wait for modem connection */
+	}
+#endif  /* CONFIG_MODEM_SUPPORT */
+
+#ifdef CONFIG_VERSION_VARIABLE
+	{
+		setenv("ver", version_string);  /* set version variable */
+	}
+#endif /* CONFIG_VERSION_VARIABLE */
+
+#ifdef CONFIG_SYS_HUSH_PARSER
+	u_boot_hush_start();
+#endif
+
+#if defined(CONFIG_HUSH_INIT_VAR)
+	hush_init_var();
+#endif
+
+#ifdef CONFIG_PREBOOT
+	p = getenv("preboot");
+	if (p) {
+# ifdef CONFIG_AUTOBOOT_KEYED
+		int prev = disable_ctrlc(1);	/* disable Control C checking */
+# endif
+
+		run_command_list(p, -1, 0);
+
+# ifdef CONFIG_AUTOBOOT_KEYED
+		disable_ctrlc(prev);	/* restore Control C checking */
+# endif
+	}
+#endif /* CONFIG_PREBOOT */
+
+	if (autoconf_update_tftp())
+		update_tftp(0UL);
+
+	if (autoconf_has_bootdelay() && autoconf_bootdelay() >= 0)
+		process_boot_delay();
 
 #if defined CONFIG_OF_CONTROL
 	set_working_fdt_addr((void *)gd->fdt_blob);
-- 
1.8.1.3



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