X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=include%2Fbootm.h;h=7f88ec718b8ab4b86a04bf3b2d06b9940822ef7c;hb=5fac11e6d5ab350429b8c8ddf47d3d3877ca89d1;hp=35c27ab960993ca2fe5eca6a892bbb1a0c99402f;hpb=4dcb81545ab09b6cb4ee1f3c870fb3131984cf6f;p=platform%2Fkernel%2Fu-boot.git

diff --git a/include/bootm.h b/include/bootm.h
index 35c27ab..7f88ec7 100644
--- a/include/bootm.h
+++ b/include/bootm.h
@@ -75,6 +75,14 @@ void board_quiesce_devices(void);
  */
 void switch_to_non_secure_mode(void);
 
+/* Flags to control bootm_process_cmdline() */
+enum bootm_cmdline_t {
+	BOOTM_CL_SILENT	= 1 << 0,	/* Do silent console processing */
+	BOOTM_CL_SUBST	= 1 << 1,	/* Do substitution */
+
+	BOOTM_CL_ALL	= 3,		/* All substitutions */
+};
+
 /**
  * arch_preboot_os() - arch specific configuration before booting
  */
@@ -86,13 +94,35 @@ void arch_preboot_os(void);
 void board_preboot_os(void);
 
 /*
+ * bootm_process_cmdline() - Process fix-ups for the command line
+ *
+ * This handles:
+ *
+ *  - making Linux boot silently if requested ('silent_linux' envvar)
+ *  - performing substitutions in the command line ('bootargs_subst' envvar)
+ *
+ * @maxlen must provide enough space for the string being processed plus the
+ * resulting string
+ *
+ * @buf: buffer holding commandline string to adjust
+ * @maxlen: Maximum length of buffer at @buf (including \0)
+ * @flags: Flags to control what happens (see bootm_cmdline_t)
+ * @return 0 if OK, -ENOMEM if out of memory, -ENOSPC if the commandline is too
+ *	long
+ */
+int bootm_process_cmdline(char *buf, int maxlen, int flags);
+
+/**
  * bootm_process_cmdline_env() - Process fix-ups for the command line
  *
- * Updates the 'bootargs' envvar as required. This handles making Linux boot
- * silently if requested ('silent_linux' envvar)
+ * Updates the 'bootargs' envvar as required. This handles:
+ *
+ *  - making Linux boot silently if requested ('silent_linux' envvar)
+ *  - performing substitutions in the command line ('bootargs_subst' envvar)
  *
+ * @flags: Flags to control what happens (see bootm_cmdline_t)
  * @return 0 if OK, -ENOMEM if out of memory
  */
-int bootm_process_cmdline_env(void);
+int bootm_process_cmdline_env(int flags);
 
 #endif