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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/setup.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/setup.h')
-rw-r--r-- | arch/s390/include/asm/setup.h | 140 |
1 files changed, 140 insertions, 0 deletions
diff --git a/arch/s390/include/asm/setup.h b/arch/s390/include/asm/setup.h new file mode 100644 index 0000000..2bd9fae --- /dev/null +++ b/arch/s390/include/asm/setup.h @@ -0,0 +1,140 @@ +/* + * include/asm-s390/setup.h + * + * S390 version + * Copyright IBM Corp. 1999,2006 + */ + +#ifndef _ASM_S390_SETUP_H +#define _ASM_S390_SETUP_H + +#define COMMAND_LINE_SIZE 1024 + +#define ARCH_COMMAND_LINE_SIZE 896 + +#ifdef __KERNEL__ + +#include <asm/types.h> + +#define PARMAREA 0x10400 +#define MEMORY_CHUNKS 256 + +#ifndef __ASSEMBLY__ + +#ifndef __s390x__ +#define IPL_DEVICE (*(unsigned long *) (0x10404)) +#define INITRD_START (*(unsigned long *) (0x1040C)) +#define INITRD_SIZE (*(unsigned long *) (0x10414)) +#else /* __s390x__ */ +#define IPL_DEVICE (*(unsigned long *) (0x10400)) +#define INITRD_START (*(unsigned long *) (0x10408)) +#define INITRD_SIZE (*(unsigned long *) (0x10410)) +#endif /* __s390x__ */ +#define COMMAND_LINE ((char *) (0x10480)) + +#define CHUNK_READ_WRITE 0 +#define CHUNK_READ_ONLY 1 + +struct mem_chunk { + unsigned long addr; + unsigned long size; + int type; +}; + +extern struct mem_chunk memory_chunk[]; +extern unsigned long real_memory_size; + +void detect_memory_layout(struct mem_chunk chunk[]); + +#ifdef CONFIG_S390_SWITCH_AMODE +extern unsigned int switch_amode; +#else +#define switch_amode (0) +#endif + +#ifdef CONFIG_S390_EXEC_PROTECT +extern unsigned int s390_noexec; +#else +#define s390_noexec (0) +#endif + +/* + * Machine features detected in head.S + */ +extern unsigned long machine_flags; + +#define MACHINE_FLAG_VM (1UL << 0) +#define MACHINE_FLAG_IEEE (1UL << 1) +#define MACHINE_FLAG_CSP (1UL << 3) +#define MACHINE_FLAG_MVPG (1UL << 4) +#define MACHINE_FLAG_DIAG44 (1UL << 5) +#define MACHINE_FLAG_IDTE (1UL << 6) +#define MACHINE_FLAG_DIAG9C (1UL << 7) +#define MACHINE_FLAG_MVCOS (1UL << 8) +#define MACHINE_FLAG_KVM (1UL << 9) +#define MACHINE_FLAG_HPAGE (1UL << 10) +#define MACHINE_FLAG_PFMF (1UL << 11) + +#define MACHINE_IS_VM (machine_flags & MACHINE_FLAG_VM) +#define MACHINE_IS_KVM (machine_flags & MACHINE_FLAG_KVM) +#define MACHINE_HAS_DIAG9C (machine_flags & MACHINE_FLAG_DIAG9C) + +#ifndef __s390x__ +#define MACHINE_HAS_IEEE (machine_flags & MACHINE_FLAG_IEEE) +#define MACHINE_HAS_CSP (machine_flags & MACHINE_FLAG_CSP) +#define MACHINE_HAS_IDTE (0) +#define MACHINE_HAS_DIAG44 (1) +#define MACHINE_HAS_MVPG (machine_flags & MACHINE_FLAG_MVPG) +#define MACHINE_HAS_MVCOS (0) +#define MACHINE_HAS_HPAGE (0) +#define MACHINE_HAS_PFMF (0) +#else /* __s390x__ */ +#define MACHINE_HAS_IEEE (1) +#define MACHINE_HAS_CSP (1) +#define MACHINE_HAS_IDTE (machine_flags & MACHINE_FLAG_IDTE) +#define MACHINE_HAS_DIAG44 (machine_flags & MACHINE_FLAG_DIAG44) +#define MACHINE_HAS_MVPG (1) +#define MACHINE_HAS_MVCOS (machine_flags & MACHINE_FLAG_MVCOS) +#define MACHINE_HAS_HPAGE (machine_flags & MACHINE_FLAG_HPAGE) +#define MACHINE_HAS_PFMF (machine_flags & MACHINE_FLAG_PFMF) +#endif /* __s390x__ */ + +#define ZFCPDUMP_HSA_SIZE (32UL<<20) + +/* + * Console mode. Override with conmode= + */ +extern unsigned int console_mode; +extern unsigned int console_devno; +extern unsigned int console_irq; + +extern char vmhalt_cmd[]; +extern char vmpoff_cmd[]; + +#define CONSOLE_IS_UNDEFINED (console_mode == 0) +#define CONSOLE_IS_SCLP (console_mode == 1) +#define CONSOLE_IS_3215 (console_mode == 2) +#define CONSOLE_IS_3270 (console_mode == 3) +#define SET_CONSOLE_SCLP do { console_mode = 1; } while (0) +#define SET_CONSOLE_3215 do { console_mode = 2; } while (0) +#define SET_CONSOLE_3270 do { console_mode = 3; } while (0) + +#define NSS_NAME_SIZE 8 +extern char kernel_nss_name[]; + +#else /* __ASSEMBLY__ */ + +#ifndef __s390x__ +#define IPL_DEVICE 0x10404 +#define INITRD_START 0x1040C +#define INITRD_SIZE 0x10414 +#else /* __s390x__ */ +#define IPL_DEVICE 0x10400 +#define INITRD_START 0x10408 +#define INITRD_SIZE 0x10410 +#endif /* __s390x__ */ +#define COMMAND_LINE 0x10480 + +#endif /* __ASSEMBLY__ */ +#endif /* __KERNEL__ */ +#endif /* _ASM_S390_SETUP_H */ |