[PATCH] EDD: x86-64 build fix

On Wed, Jun 30, 2004 at 01:22:21AM -0400, Jeff Garzik wrote:
>   CC      arch/x86_64/kernel/setup.o
> arch/x86_64/kernel/setup.c: In function `copy_edd':
> arch/x86_64/kernel/setup.c:415: error: `EDD_MBR_SIGNATURE' undeclared=20
> (first use in this function)
> arch/x86_64/kernel/setup.c:415: error: (Each undeclared identifier is=20
> reported only once
> arch/x86_64/kernel/setup.c:415: error: for each function it appears in.)
> arch/x86_64/kernel/setup.c:417: error: `EDD_MBR_SIG_NR' undeclared=20
> (first use in this function)
> make[1]: *** [arch/x86_64/kernel/setup.o] Error 1
> make: *** [arch/x86_64/kernel] Error 2

Arrgh.  On i386 it's in include/asm-i386/setup.h  On x86_64 it
belongs in include/asm-x86_64/bootsetup.h.

Patch below defines EDD_MBR_SIG_NR and EDD_MBR_SIGNATURE on x86_64.
Signed-off-by: Matt_Domsch <Matt_Domsch@dell.com>

include/asm-x86_64/bootsetup.h

@@ -26,8 +26,9 @@ extern char x86_boot_params[2048];
 #define INITRD_START (*(unsigned int *) (PARAM+0x218))
 #define INITRD_SIZE (*(unsigned int *) (PARAM+0x21c))
 #define EDID_INFO (*(struct edid_info *) (PARAM+0x440))
-#define DISK80_SIGNATURE (*(unsigned int*) (PARAM+DISK80_SIG_BUFFER))
 #define EDD_NR     (*(unsigned char *) (PARAM+EDDNR))
+#define EDD_MBR_SIG_NR (*(unsigned char *) (PARAM+EDD_MBR_SIG_NR_BUF))
+#define EDD_MBR_SIGNATURE ((unsigned int *) (PARAM+EDD_MBR_SIG_BUF))
 #define EDD_BUF     ((struct edd_info *) (PARAM+EDDBUF))
 #define COMMAND_LINE saved_command_line