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/*
* S390 version
* Copyright IBM Corp. 1999, 2010
*/
#ifndef _ASM_S390_SETUP_H
#define _ASM_S390_SETUP_H
#include <uapi/asm/setup.h>
#define PARMAREA 0x10400
#define MEMORY_CHUNKS 256
#ifndef __ASSEMBLY__
#include <asm/lowcore.h>
#include <asm/types.h>
#ifndef CONFIG_64BIT
#define IPL_DEVICE (*(unsigned long *) (0x10404))
#define INITRD_START (*(unsigned long *) (0x1040C))
#define INITRD_SIZE (*(unsigned long *) (0x10414))
#define OLDMEM_BASE (*(unsigned long *) (0x1041C))
#define OLDMEM_SIZE (*(unsigned long *) (0x10424))
#else /* CONFIG_64BIT */
#define IPL_DEVICE (*(unsigned long *) (0x10400))
#define INITRD_START (*(unsigned long *) (0x10408))
#define INITRD_SIZE (*(unsigned long *) (0x10410))
#define OLDMEM_BASE (*(unsigned long *) (0x10418))
#define OLDMEM_SIZE (*(unsigned long *) (0x10420))
#endif /* CONFIG_64BIT */
#define COMMAND_LINE ((char *) (0x10480))
#define CHUNK_READ_WRITE 0
#define CHUNK_READ_ONLY 1
#define CHUNK_OLDMEM 4
#define CHUNK_CRASHK 5
struct mem_chunk {
unsigned long addr;
unsigned long size;
int type;
};
extern struct mem_chunk memory_chunk[];
extern unsigned long real_memory_size;
extern int memory_end_set;
extern unsigned long memory_end;
void detect_memory_layout(struct mem_chunk chunk[]);
void create_mem_hole(struct mem_chunk memory_chunk[], unsigned long addr,
unsigned long size, int type);
#define PRIMARY_SPACE_MODE 0
#define ACCESS_REGISTER_MODE 1
#define SECONDARY_SPACE_MODE 2
#define HOME_SPACE_MODE 3
extern unsigned int s390_user_mode;
/*
* Machine features detected in head.S
*/
#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_EDAT1 (1UL << 10)
#define MACHINE_FLAG_EDAT2 (1UL << 11)
#define MACHINE_FLAG_LPAR (1UL << 12)
#define MACHINE_FLAG_SPP (1UL << 13)
#define MACHINE_FLAG_TOPOLOGY (1UL << 14)
#define MACHINE_FLAG_TE (1UL << 15)
#define MACHINE_FLAG_RRBM (1UL << 16)
#define MACHINE_IS_VM (S390_lowcore.machine_flags & MACHINE_FLAG_VM)
#define MACHINE_IS_KVM (S390_lowcore.machine_flags & MACHINE_FLAG_KVM)
#define MACHINE_IS_LPAR (S390_lowcore.machine_flags & MACHINE_FLAG_LPAR)
#define MACHINE_HAS_DIAG9C (S390_lowcore.machine_flags & MACHINE_FLAG_DIAG9C)
#define MACHINE_HAS_PFMF MACHINE_HAS_EDAT1
#define MACHINE_HAS_HPAGE MACHINE_HAS_EDAT1
#ifndef CONFIG_64BIT
#define MACHINE_HAS_IEEE (S390_lowcore.machine_flags & MACHINE_FLAG_IEEE)
#define MACHINE_HAS_CSP (S390_lowcore.machine_flags & MACHINE_FLAG_CSP)
#define MACHINE_HAS_IDTE (0)
#define MACHINE_HAS_DIAG44 (1)
#define MACHINE_HAS_MVPG (S390_lowcore.machine_flags & MACHINE_FLAG_MVPG)
#define MACHINE_HAS_MVCOS (0)
#define MACHINE_HAS_EDAT1 (0)
#define MACHINE_HAS_EDAT2 (0)
#define MACHINE_HAS_SPP (0)
#define MACHINE_HAS_TOPOLOGY (0)
#define MACHINE_HAS_TE (0)
#define MACHINE_HAS_RRBM (0)
#else /* CONFIG_64BIT */
#define MACHINE_HAS_IEEE (1)
#define MACHINE_HAS_CSP (1)
#define MACHINE_HAS_IDTE (S390_lowcore.machine_flags & MACHINE_FLAG_IDTE)
#define MACHINE_HAS_DIAG44 (S390_lowcore.machine_flags & MACHINE_FLAG_DIAG44)
#define MACHINE_HAS_MVPG (1)
#define MACHINE_HAS_MVCOS (S390_lowcore.machine_flags & MACHINE_FLAG_MVCOS)
#define MACHINE_HAS_EDAT1 (S390_lowcore.machine_flags & MACHINE_FLAG_EDAT1)
#define MACHINE_HAS_EDAT2 (S390_lowcore.machine_flags & MACHINE_FLAG_EDAT2)
#define MACHINE_HAS_SPP (S390_lowcore.machine_flags & MACHINE_FLAG_SPP)
#define MACHINE_HAS_TOPOLOGY (S390_lowcore.machine_flags & MACHINE_FLAG_TOPOLOGY)
#define MACHINE_HAS_TE (S390_lowcore.machine_flags & MACHINE_FLAG_TE)
#define MACHINE_HAS_RRBM (S390_lowcore.machine_flags & MACHINE_FLAG_RRBM)
#endif /* CONFIG_64BIT */
#define ZFCPDUMP_HSA_SIZE (32UL<<20)
#define ZFCPDUMP_HSA_SIZE_MAX (64UL<<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[];
#ifdef CONFIG_PFAULT
extern int pfault_init(void);
extern void pfault_fini(void);
#else /* CONFIG_PFAULT */
#define pfault_init() ({-1;})
#define pfault_fini() do { } while (0)
#endif /* CONFIG_PFAULT */
extern void cmma_init(void);
extern void (*_machine_restart)(char *command);
extern void (*_machine_halt)(void);
extern void (*_machine_power_off)(void);
#else /* __ASSEMBLY__ */
#ifndef CONFIG_64BIT
#define IPL_DEVICE 0x10404
#define INITRD_START 0x1040C
#define INITRD_SIZE 0x10414
#define OLDMEM_BASE 0x1041C
#define OLDMEM_SIZE 0x10424
#else /* CONFIG_64BIT */
#define IPL_DEVICE 0x10400
#define INITRD_START 0x10408
#define INITRD_SIZE 0x10410
#define OLDMEM_BASE 0x10418
#define OLDMEM_SIZE 0x10420
#endif /* CONFIG_64BIT */
#define COMMAND_LINE 0x10480
#endif /* __ASSEMBLY__ */
#endif /* _ASM_S390_SETUP_H */
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