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Diffstat (limited to 'common/cmd_bootm.c')
-rw-r--r--common/cmd_bootm.c40
1 files changed, 40 insertions, 0 deletions
diff --git a/common/cmd_bootm.c b/common/cmd_bootm.c
index 79b763ec13..8bac1be460 100644
--- a/common/cmd_bootm.c
+++ b/common/cmd_bootm.c
@@ -117,6 +117,9 @@ static boot_os_Fcn do_bootm_linux;
#else
extern boot_os_Fcn do_bootm_linux;
#endif
+#ifdef CONFIG_SILENT_CONSOLE
+static void fixup_silent_linux (void);
+#endif
static boot_os_Fcn do_bootm_netbsd;
static boot_os_Fcn do_bootm_rtems;
#if (CONFIG_COMMANDS & CFG_CMD_ELF)
@@ -378,6 +381,9 @@ int do_bootm (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
switch (hdr->ih_os) {
default: /* handled by (original) Linux case */
case IH_OS_LINUX:
+#ifdef CONFIG_SILENT_CONSOLE
+ fixup_silent_linux();
+#endif
do_bootm_linux (cmdtp, flag, argc, argv,
addr, len_ptr, verify);
break;
@@ -432,6 +438,40 @@ U_BOOT_CMD(
" 'arg' can be the address of an initrd image\n"
);
+#ifdef CONFIG_SILENT_CONSOLE
+static void
+fixup_silent_linux ()
+{
+ DECLARE_GLOBAL_DATA_PTR;
+ char buf[256], *start, *end;
+ char *cmdline = getenv ("bootargs");
+
+ /* Only fix cmdline when requested */
+ if (!(gd->flags & GD_FLG_SILENT))
+ return;
+
+ debug ("before silent fix-up: %s\n", cmdline);
+ if (cmdline) {
+ if ((start = strstr (cmdline, "console=")) != NULL) {
+ end = strchr (start, ' ');
+ strncpy (buf, cmdline, (start - cmdline + 8));
+ if (end)
+ strcpy (buf + (start - cmdline + 8), end);
+ else
+ buf[start - cmdline + 8] = '\0';
+ } else {
+ strcpy (buf, cmdline);
+ strcat (buf, " console=");
+ }
+ } else {
+ strcpy (buf, "console=");
+ }
+
+ setenv ("bootargs", buf);
+ debug ("after silent fix-up: %s\n", buf);
+}
+#endif /* CONFIG_SILENT_CONSOLE */
+
#ifdef CONFIG_PPC
static void
do_bootm_linux (cmd_tbl_t *cmdtp, int flag,