forked from luck/tmp_suning_uos_patched
46b05d2617
Setup.h has been misused for ipl related stuff in the past. We now move everything, which has to do with ipl and reipl to a new header file named "ipl.h". Signed-off-by: Michael Holzheu <holzheu@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
118 lines
2.9 KiB
C
118 lines
2.9 KiB
C
/*
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* include/asm-s390/setup.h
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*
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* S390 version
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* Copyright IBM Corp. 1999,2006
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*/
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#ifndef _ASM_S390_SETUP_H
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#define _ASM_S390_SETUP_H
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#define COMMAND_LINE_SIZE 896
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#ifdef __KERNEL__
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#include <asm/types.h>
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#define PARMAREA 0x10400
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#define MEMORY_CHUNKS 16 /* max 0x7fff */
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#ifndef __ASSEMBLY__
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#ifndef __s390x__
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#define IPL_DEVICE (*(unsigned long *) (0x10404))
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#define INITRD_START (*(unsigned long *) (0x1040C))
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#define INITRD_SIZE (*(unsigned long *) (0x10414))
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#else /* __s390x__ */
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#define IPL_DEVICE (*(unsigned long *) (0x10400))
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#define INITRD_START (*(unsigned long *) (0x10408))
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#define INITRD_SIZE (*(unsigned long *) (0x10410))
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#endif /* __s390x__ */
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#define COMMAND_LINE ((char *) (0x10480))
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#define CHUNK_READ_WRITE 0
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#define CHUNK_READ_ONLY 1
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struct mem_chunk {
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unsigned long addr;
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unsigned long size;
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unsigned long type;
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};
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extern struct mem_chunk memory_chunk[];
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#ifdef CONFIG_S390_SWITCH_AMODE
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extern unsigned int switch_amode;
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#else
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#define switch_amode (0)
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#endif
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#ifdef CONFIG_S390_EXEC_PROTECT
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extern unsigned int s390_noexec;
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#else
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#define s390_noexec (0)
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#endif
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/*
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* Machine features detected in head.S
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*/
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extern unsigned long machine_flags;
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#define MACHINE_IS_VM (machine_flags & 1)
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#define MACHINE_IS_P390 (machine_flags & 4)
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#define MACHINE_HAS_MVPG (machine_flags & 16)
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#define MACHINE_HAS_IDTE (machine_flags & 128)
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#define MACHINE_HAS_DIAG9C (machine_flags & 256)
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#ifndef __s390x__
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#define MACHINE_HAS_IEEE (machine_flags & 2)
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#define MACHINE_HAS_CSP (machine_flags & 8)
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#define MACHINE_HAS_DIAG44 (1)
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#define MACHINE_HAS_MVCOS (0)
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#else /* __s390x__ */
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#define MACHINE_HAS_IEEE (1)
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#define MACHINE_HAS_CSP (1)
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#define MACHINE_HAS_DIAG44 (machine_flags & 32)
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#define MACHINE_HAS_MVCOS (machine_flags & 512)
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#endif /* __s390x__ */
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#define MACHINE_HAS_SCLP (!MACHINE_IS_P390)
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/*
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* Console mode. Override with conmode=
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*/
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extern unsigned int console_mode;
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extern unsigned int console_devno;
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extern unsigned int console_irq;
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extern char vmhalt_cmd[];
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extern char vmpoff_cmd[];
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#define CONSOLE_IS_UNDEFINED (console_mode == 0)
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#define CONSOLE_IS_SCLP (console_mode == 1)
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#define CONSOLE_IS_3215 (console_mode == 2)
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#define CONSOLE_IS_3270 (console_mode == 3)
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#define SET_CONSOLE_SCLP do { console_mode = 1; } while (0)
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#define SET_CONSOLE_3215 do { console_mode = 2; } while (0)
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#define SET_CONSOLE_3270 do { console_mode = 3; } while (0)
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#define NSS_NAME_SIZE 8
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extern char kernel_nss_name[];
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#else /* __ASSEMBLY__ */
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#ifndef __s390x__
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#define IPL_DEVICE 0x10404
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#define INITRD_START 0x1040C
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#define INITRD_SIZE 0x10414
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#else /* __s390x__ */
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#define IPL_DEVICE 0x10400
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#define INITRD_START 0x10408
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#define INITRD_SIZE 0x10410
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#endif /* __s390x__ */
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#define COMMAND_LINE 0x10480
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#endif /* __ASSEMBLY__ */
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#endif /* __KERNEL__ */
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#endif /* _ASM_S390_SETUP_H */
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