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| author | H. Peter Anvin <hpa@zytor.com> | 2007-10-23 22:37:25 +0200 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2007-10-23 22:37:25 +0200 |
| commit | fa76dab935b856871024530ec818bc0a8f88a016 (patch) | |
| tree | 8d8a83d01d35a7b8d3559e75931e50c3f0f7723c /arch/x86 | |
| parent | 0de80bcc2baed116a569c38cbc38c5dcb945d14d (diff) | |
| download | linux-fa76dab935b856871024530ec818bc0a8f88a016.tar.gz linux-fa76dab935b856871024530ec818bc0a8f88a016.tar.bz2 linux-fa76dab935b856871024530ec818bc0a8f88a016.zip | |
x86: clean up setup.h and the boot code
Make <asm/setup.h> usable by the boot code.
Clean up vestiges of the old command-line protocol from setup.h and
head_32.S (it is still supported from the boot loader point of
view, since it is converted to the new command-line protocol by the
boot code.)
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'arch/x86')
| -rw-r--r-- | arch/x86/boot/boot.h | 2 | ||||
| -rw-r--r-- | arch/x86/boot/main.c | 2 | ||||
| -rw-r--r-- | arch/x86/kernel/head_32.S | 7 |
3 files changed, 2 insertions, 9 deletions
diff --git a/arch/x86/boot/boot.h b/arch/x86/boot/boot.h index 20bab9431acb..5f9a2e72a731 100644 --- a/arch/x86/boot/boot.h +++ b/arch/x86/boot/boot.h @@ -23,7 +23,7 @@ #include <linux/types.h> #include <linux/edd.h> #include <asm/boot.h> -#include <asm/bootparam.h> +#include <asm/setup.h> /* Useful macros */ #define BUILD_BUG_ON(condition) ((void)sizeof(char[1 - 2*!!(condition)])) diff --git a/arch/x86/boot/main.c b/arch/x86/boot/main.c index 0eeef3989a17..1f95750ede28 100644 --- a/arch/x86/boot/main.c +++ b/arch/x86/boot/main.c @@ -26,8 +26,6 @@ char *heap_end = _end; /* Default end of heap = no heap */ * screws up the old-style command line protocol, adjust by * filling in the new-style command line pointer instead. */ -#define OLD_CL_MAGIC 0xA33F -#define OLD_CL_ADDRESS 0x20 static void copy_boot_params(void) { diff --git a/arch/x86/kernel/head_32.S b/arch/x86/kernel/head_32.S index 00b1c2c56454..374b7ece8961 100644 --- a/arch/x86/kernel/head_32.S +++ b/arch/x86/kernel/head_32.S @@ -124,12 +124,7 @@ ENTRY(startup_32) movsl movl boot_params - __PAGE_OFFSET + NEW_CL_POINTER,%esi andl %esi,%esi - jnz 2f # New command line protocol - cmpw $(OLD_CL_MAGIC),OLD_CL_MAGIC_ADDR - jne 1f - movzwl OLD_CL_OFFSET,%esi - addl $(OLD_CL_BASE_ADDR),%esi -2: + jz 1f # No comand line movl $(boot_command_line - __PAGE_OFFSET),%edi movl $(COMMAND_LINE_SIZE/4),%ecx rep |