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| author | chandramouli narayanan <mouli@linux.intel.com> | 2012-06-25 12:47:24 -0700 |
|---|---|---|
| committer | chandramouli narayanan <mouli@linux.intel.com> | 2012-06-25 12:47:24 -0700 |
| commit | 6dcc24c818de73fcf54e1cae57f560cb5f01f125 (patch) | |
| tree | 70c52c82d3a343151067e341a7d353f1399403d5 /memdisk/start32.S | |
| parent | 38e58635d3868c23537fc5dce87b152a52df34ad (diff) | |
| download | syslinux-6dcc24c818de73fcf54e1cae57f560cb5f01f125.tar.gz | |
This patch implements architecture-dependent code in memdisk to support for i386 and x86_64.
The memcpy, memset and memmove routines originated from klibc.
Remanants of the unused old i386-only files, if any, need to be pruned.
Diffstat (limited to 'memdisk/start32.S')
| -rw-r--r-- | memdisk/start32.S | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/memdisk/start32.S b/memdisk/start32.S index 4fb05374..ecebe684 100644 --- a/memdisk/start32.S +++ b/memdisk/start32.S @@ -62,7 +62,13 @@ _start: addl $8, %edi loop 1b +#if __SIZEOF_POINTER__ == 4 lidtl idt_ptr +#elif __SIZEOF_POINTER__ == 8 + lidt idt_ptr +#else +#error "unsupported architecture" +#endif /* Save arguments, switch stacks */ movl %esp, %eax /* Pointer to arguments */ |