diff options
Diffstat (limited to 'kexec/arch/s390/include')
| -rw-r--r-- | kexec/arch/s390/include/arch/options.h | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/kexec/arch/s390/include/arch/options.h b/kexec/arch/s390/include/arch/options.h new file mode 100644 index 0000000..c150244 --- /dev/null +++ b/kexec/arch/s390/include/arch/options.h @@ -0,0 +1,40 @@ +#ifndef KEXEC_ARCH_S390_OPTIONS_H +#define KEXEC_ARCH_S390_OPTIONS_H + +#define OPT_ARCH_MAX (OPT_MAX+0) +#define OPT_APPEND (OPT_MAX+0) +#define OPT_RAMDISK (OPT_MAX+1) +#define OPT_REUSE_CMDLINE (OPT_MAX+2) + +/* Options relevant to the architecture (excluding loader-specific ones), + * in this case none: + */ +#define KEXEC_ARCH_OPTIONS \ + KEXEC_OPTIONS \ + +#define KEXEC_ARCH_OPT_STR KEXEC_OPT_STR "" + +/* The following two #defines list ALL of the options added by all of the + * architecture's loaders. + * o main() uses this complete list to scan for its options, ignoring + * arch-specific/loader-specific ones. + * o Then, arch_process_options() uses this complete list to scan for its + * options, ignoring general/loader-specific ones. + * o Then, the file_type[n].load re-scans for options, using + * KEXEC_ARCH_OPTIONS plus its loader-specific options subset. + * Any unrecognised options cause an error here. + * + * This is done so that main()'s/arch_process_options()'s getopt_long() calls + * don't choose a kernel filename from random arguments to options they don't + * recognise -- as they now recognise (if not act upon) all possible options. + */ +#define KEXEC_ALL_OPTIONS \ + KEXEC_ARCH_OPTIONS \ + {"command-line", 1, 0, OPT_APPEND}, \ + {"append", 1, 0, OPT_APPEND}, \ + {"initrd", 1, 0, OPT_RAMDISK}, \ + {"reuse-cmdline", 0, 0, OPT_REUSE_CMDLINE }, + +#define KEXEC_ALL_OPT_STR KEXEC_ARCH_OPT_STR + +#endif /* KEXEC_ARCH_S390_OPTIONS_H */ |