diff options
author | Ingo Molnar <mingo@elte.hu> | 2008-10-15 13:46:29 +0200 |
---|---|---|
committer | Ingo Molnar <mingo@elte.hu> | 2008-10-15 13:46:29 +0200 |
commit | b2aaf8f74cdc84a9182f6cabf198b7763bcb9d40 (patch) | |
tree | 53ccb1c2c14751fe69cf93102e76e97021f6df07 /arch/s390/include/asm/kexec.h | |
parent | 4f962d4d65923d7b722192e729840cfb79af0a5a (diff) | |
parent | 278429cff8809958d25415ba0ed32b59866ab1a8 (diff) |
Merge branch 'linus' into stackprotector
Conflicts:
arch/x86/kernel/Makefile
include/asm-x86/pda.h
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 000000000000..bb729b84a21e --- /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_PAGE_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 */ |