diff options
| author | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2010-02-26 22:37:51 +0100 |
|---|---|---|
| committer | Martin Schwidefsky <sky@mschwide.boeblingen.de.ibm.com> | 2010-02-26 22:37:32 +0100 |
| commit | 61fd330dee1606a6bdb741f9c156bca386a4e438 (patch) | |
| tree | f75e704da40d315edc830e5fc729d7108f4bb262 /arch/s390/kernel/early.c | |
| parent | 34b9243a300736c08dc32eaeb2f359401fcf9c0a (diff) | |
[S390] codepage conversion of kernel parameter line
Move the ebcdic to ascii conversion of the kernel parameter line from
head.S to early.c and convert the assembler code to C.
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'arch/s390/kernel/early.c')
| -rw-r--r-- | arch/s390/kernel/early.c | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/arch/s390/kernel/early.c b/arch/s390/kernel/early.c index 02e45861b55..31d618a443a 100644 --- a/arch/s390/kernel/early.c +++ b/arch/s390/kernel/early.c @@ -405,8 +405,19 @@ static void __init append_to_cmdline(size_t (*ipl_data)(char *, size_t)) static void __init setup_boot_command_line(void) { + int i; + + /* convert arch command line to ascii */ + for (i = 0; i < ARCH_COMMAND_LINE_SIZE; i++) + if (COMMAND_LINE[i] & 0x80) + break; + if (i < ARCH_COMMAND_LINE_SIZE) + EBCASC(COMMAND_LINE, ARCH_COMMAND_LINE_SIZE); + COMMAND_LINE[ARCH_COMMAND_LINE_SIZE-1] = 0; + /* copy arch command line */ - strlcpy(boot_command_line, COMMAND_LINE, ARCH_COMMAND_LINE_SIZE); + strlcpy(boot_command_line, strstrip(COMMAND_LINE), + ARCH_COMMAND_LINE_SIZE); /* append IPL PARM data to the boot command line */ if (MACHINE_IS_VM) |