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| author | wdenk <wdenk> | 2003-10-10 10:05:42 +0000 |
|---|---|---|
| committer | wdenk <wdenk> | 2003-10-10 10:05:42 +0000 |
| commit | f72da3406bf6f1c1bce9aa03b07d070413a916af (patch) | |
| tree | 5494a96d6da4706d1add61cb36d8bace834fbb8f /common/cmd_bootm.c | |
| parent | 5da627a424b3ad2d38a81886ba4a18e5123a6788 (diff) | |
| download | u-boot-imx-f72da3406bf6f1c1bce9aa03b07d070413a916af.zip u-boot-imx-f72da3406bf6f1c1bce9aa03b07d070413a916af.tar.gz u-boot-imx-f72da3406bf6f1c1bce9aa03b07d070413a916af.tar.bz2 | |
Added config option CONFIG_SILENT_CONSOLE. See doc/README.silent
for more information
Diffstat (limited to 'common/cmd_bootm.c')
| -rw-r--r-- | common/cmd_bootm.c | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/common/cmd_bootm.c b/common/cmd_bootm.c index 79b763e..8bac1be 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, |