diff options
Diffstat (limited to 'arch/s390/kernel/early.c')
| -rw-r--r-- | arch/s390/kernel/early.c | 47 |
1 files changed, 3 insertions, 44 deletions
diff --git a/arch/s390/kernel/early.c b/arch/s390/kernel/early.c index 5b28b434f8a1..af5c2b3f7065 100644 --- a/arch/s390/kernel/early.c +++ b/arch/s390/kernel/early.c @@ -29,10 +29,9 @@ #include <asm/cpcmd.h> #include <asm/sclp.h> #include <asm/facility.h> +#include <asm/boot_data.h> #include "entry.h" -static void __init setup_boot_command_line(void); - /* * Initialize storage key for kernel pages */ @@ -284,51 +283,11 @@ static int __init cad_setup(char *str) } early_param("cad", cad_setup); -/* Set up boot command line */ -static void __init append_to_cmdline(size_t (*ipl_data)(char *, size_t)) -{ - char *parm, *delim; - size_t rc, len; - - len = strlen(boot_command_line); - - delim = boot_command_line + len; /* '\0' character position */ - parm = boot_command_line + len + 1; /* append right after '\0' */ - - rc = ipl_data(parm, COMMAND_LINE_SIZE - len - 1); - if (rc) { - if (*parm == '=') - memmove(boot_command_line, parm + 1, rc); - else - *delim = ' '; /* replace '\0' with space */ - } -} - -static inline int has_ebcdic_char(const char *str) -{ - int i; - - for (i = 0; str[i]; i++) - if (str[i] & 0x80) - return 1; - return 0; -} - +char __bootdata(early_command_line)[COMMAND_LINE_SIZE]; static void __init setup_boot_command_line(void) { - COMMAND_LINE[ARCH_COMMAND_LINE_SIZE - 1] = 0; - /* convert arch command line to ascii if necessary */ - if (has_ebcdic_char(COMMAND_LINE)) - EBCASC(COMMAND_LINE, ARCH_COMMAND_LINE_SIZE); /* copy arch command line */ - strlcpy(boot_command_line, strstrip(COMMAND_LINE), - ARCH_COMMAND_LINE_SIZE); - - /* append IPL PARM data to the boot command line */ - if (MACHINE_IS_VM) - append_to_cmdline(append_ipl_vmparm); - - append_to_cmdline(append_ipl_scpdata); + strlcpy(boot_command_line, early_command_line, ARCH_COMMAND_LINE_SIZE); } static void __init check_image_bootable(void) |