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author | Linus Torvalds <torvalds@linux-foundation.org> | 2008-08-04 17:15:07 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-08-04 17:15:07 -0700 |
commit | 5941de8eadc287f3f47b87ce9888734ee07d210b (patch) | |
tree | 2f5a8e84c33ae2df61e4e807798a153d6b7f6fbb /arch/s390/include/asm/kexec.h | |
parent | c44df7413fd711bca818111b94cbd7ce5f3600a9 (diff) | |
parent | c6557e7f2b6ae76a44653d38f835174074c42e05 (diff) | |
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Merge branch 'for-linus' of git://git390.osdl.marist.edu/pub/scm/linux-2.6
* 'for-linus' of git://git390.osdl.marist.edu/pub/scm/linux-2.6:
[S390] move include/asm-s390 to arch/s390/include/asm
Diffstat (limited to 'arch/s390/include/asm/kexec.h')
-rw-r--r-- | arch/s390/include/asm/kexec.h | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/arch/s390/include/asm/kexec.h b/arch/s390/include/asm/kexec.h new file mode 100644 index 0000000..f219c64 --- /dev/null +++ b/arch/s390/include/asm/kexec.h @@ -0,0 +1,43 @@ +/* + * include/asm-s390/kexec.h + * + * (C) Copyright IBM Corp. 2005 + * + * Author(s): Rolf Adelsberger <adelsberger@de.ibm.com> + * + */ + +#ifndef _S390_KEXEC_H +#define _S390_KEXEC_H + +#ifdef __KERNEL__ +#include <asm/page.h> +#endif +#include <asm/processor.h> +/* + * KEXEC_SOURCE_MEMORY_LIMIT maximum page get_free_page can return. + * I.e. Maximum page that is mapped directly into kernel memory, + * and kmap is not required. + */ + +/* Maximum physical address we can use pages from */ +#define KEXEC_SOURCE_MEMORY_LIMIT (-1UL) + +/* Maximum address we can reach in physical address mode */ +#define KEXEC_DESTINATION_MEMORY_LIMIT (-1UL) + +/* Maximum address we can use for the control pages */ +/* Not more than 2GB */ +#define KEXEC_CONTROL_MEMORY_LIMIT (1UL<<31) + +/* Allocate one page for the pdp and the second for the code */ +#define KEXEC_CONTROL_CODE_SIZE 4096 + +/* The native architecture */ +#define KEXEC_ARCH KEXEC_ARCH_S390 + +/* Provide a dummy definition to avoid build failures. */ +static inline void crash_setup_regs(struct pt_regs *newregs, + struct pt_regs *oldregs) { } + +#endif /*_S390_KEXEC_H */ |