| | 1 | /* |
| | 2 | * S390 version |
| | 3 | * Copyright IBM Corp. 1999, 2010 |
| | 4 | */ |
| | 5 | #ifndef _ASM_S390_SETUP_H |
| | 6 | #define _ASM_S390_SETUP_H |
| | 7 | |
| | 8 | #include <linux/const.h> |
| | 9 | #include <uapi/asm/setup.h> |
| | 10 | |
| | 11 | |
| | 12 | #define PARMAREA 0x10400 |
| | 13 | |
| | 14 | /* |
| | 15 | * Machine features detected in head.S |
| | 16 | */ |
| | 17 | |
| | 18 | #define MACHINE_FLAG_VM _BITUL(0) |
| | 19 | #define MACHINE_FLAG_IEEE _BITUL(1) |
| | 20 | #define MACHINE_FLAG_CSP _BITUL(2) |
| | 21 | #define MACHINE_FLAG_MVPG _BITUL(3) |
| | 22 | #define MACHINE_FLAG_DIAG44 _BITUL(4) |
| | 23 | #define MACHINE_FLAG_IDTE _BITUL(5) |
| | 24 | #define MACHINE_FLAG_DIAG9C _BITUL(6) |
| | 25 | #define MACHINE_FLAG_KVM _BITUL(8) |
| | 26 | #define MACHINE_FLAG_ESOP _BITUL(9) |
| | 27 | #define MACHINE_FLAG_EDAT1 _BITUL(10) |
| | 28 | #define MACHINE_FLAG_EDAT2 _BITUL(11) |
| | 29 | #define MACHINE_FLAG_LPAR _BITUL(12) |
| | 30 | #define MACHINE_FLAG_LPP _BITUL(13) |
| | 31 | #define MACHINE_FLAG_TOPOLOGY _BITUL(14) |
| | 32 | #define MACHINE_FLAG_TE _BITUL(15) |
| | 33 | #define MACHINE_FLAG_TLB_LC _BITUL(17) |
| | 34 | #define MACHINE_FLAG_VX _BITUL(18) |
| | 35 | #define MACHINE_FLAG_CAD _BITUL(19) |
| | 36 | |
| | 37 | #ifndef __ASSEMBLY__ |
| | 38 | |
| | 39 | #include <asm/lowcore.h> |
| | 40 | #include <asm/types.h> |
| | 41 | |
| | 42 | #define IPL_DEVICE (*(unsigned long *) (0x10400)) |
| | 43 | #define INITRD_START (*(unsigned long *) (0x10408)) |
| | 44 | #define INITRD_SIZE (*(unsigned long *) (0x10410)) |
| | 45 | #define OLDMEM_BASE (*(unsigned long *) (0x10418)) |
| | 46 | #define OLDMEM_SIZE (*(unsigned long *) (0x10420)) |
| | 47 | #define COMMAND_LINE ((char *) (0x10480)) |
| | 48 | |
| | 49 | extern int memory_end_set; |
| | 50 | extern unsigned long memory_end; |
| | 51 | extern unsigned long max_physmem_end; |
| | 52 | |
| | 53 | extern void detect_memory_memblock(void); |
| | 54 | |
| | 55 | #define MACHINE_IS_VM (S390_lowcore.machine_flags & MACHINE_FLAG_VM) |
| | 56 | #define MACHINE_IS_KVM (S390_lowcore.machine_flags & MACHINE_FLAG_KVM) |
| | 57 | #define MACHINE_IS_LPAR (S390_lowcore.machine_flags & MACHINE_FLAG_LPAR) |
| | 58 | |
| | 59 | #define MACHINE_HAS_DIAG9C (S390_lowcore.machine_flags & MACHINE_FLAG_DIAG9C) |
| | 60 | #define MACHINE_HAS_ESOP (S390_lowcore.machine_flags & MACHINE_FLAG_ESOP) |
| | 61 | #define MACHINE_HAS_PFMF MACHINE_HAS_EDAT1 |
| | 62 | #define MACHINE_HAS_HPAGE MACHINE_HAS_EDAT1 |
| | 63 | |
| | 64 | #define MACHINE_HAS_IDTE (S390_lowcore.machine_flags & MACHINE_FLAG_IDTE) |
| | 65 | #define MACHINE_HAS_DIAG44 (S390_lowcore.machine_flags & MACHINE_FLAG_DIAG44) |
| | 66 | #define MACHINE_HAS_EDAT1 (S390_lowcore.machine_flags & MACHINE_FLAG_EDAT1) |
| | 67 | #define MACHINE_HAS_EDAT2 (S390_lowcore.machine_flags & MACHINE_FLAG_EDAT2) |
| | 68 | #define MACHINE_HAS_LPP (S390_lowcore.machine_flags & MACHINE_FLAG_LPP) |
| | 69 | #define MACHINE_HAS_TOPOLOGY (S390_lowcore.machine_flags & MACHINE_FLAG_TOPOLOGY) |
| | 70 | #define MACHINE_HAS_TE (S390_lowcore.machine_flags & MACHINE_FLAG_TE) |
| | 71 | #define MACHINE_HAS_TLB_LC (S390_lowcore.machine_flags & MACHINE_FLAG_TLB_LC) |
| | 72 | #define MACHINE_HAS_VX (S390_lowcore.machine_flags & MACHINE_FLAG_VX) |
| | 73 | #define MACHINE_HAS_CAD (S390_lowcore.machine_flags & MACHINE_FLAG_CAD) |
| | 74 | |
| | 75 | /* |
| | 76 | * Console mode. Override with conmode= |
| | 77 | */ |
| | 78 | extern unsigned int console_mode; |
| | 79 | extern unsigned int console_devno; |
| | 80 | extern unsigned int console_irq; |
| | 81 | |
| | 82 | extern char vmhalt_cmd[]; |
| | 83 | extern char vmpoff_cmd[]; |
| | 84 | |
| | 85 | #define CONSOLE_IS_UNDEFINED (console_mode == 0) |
| | 86 | #define CONSOLE_IS_SCLP (console_mode == 1) |
| | 87 | #define CONSOLE_IS_3215 (console_mode == 2) |
| | 88 | #define CONSOLE_IS_3270 (console_mode == 3) |
| | 89 | #define SET_CONSOLE_SCLP do { console_mode = 1; } while (0) |
| | 90 | #define SET_CONSOLE_3215 do { console_mode = 2; } while (0) |
| | 91 | #define SET_CONSOLE_3270 do { console_mode = 3; } while (0) |
| | 92 | |
| | 93 | #define NSS_NAME_SIZE 8 |
| | 94 | extern char kernel_nss_name[]; |
| | 95 | |
| | 96 | #ifdef CONFIG_PFAULT |
| | 97 | extern int pfault_init(void); |
| | 98 | extern void pfault_fini(void); |
| | 99 | #else /* CONFIG_PFAULT */ |
| | 100 | #define pfault_init() ({-1;}) |
| | 101 | #define pfault_fini() do { } while (0) |
| | 102 | #endif /* CONFIG_PFAULT */ |
| | 103 | |
| | 104 | extern void cmma_init(void); |
| | 105 | |
| | 106 | extern void (*_machine_restart)(char *command); |
| | 107 | extern void (*_machine_halt)(void); |
| | 108 | extern void (*_machine_power_off)(void); |
| | 109 | |
| | 110 | #else /* __ASSEMBLY__ */ |
| | 111 | |
| | 112 | #define IPL_DEVICE 0x10400 |
| | 113 | #define INITRD_START 0x10408 |
| | 114 | #define INITRD_SIZE 0x10410 |
| | 115 | #define OLDMEM_BASE 0x10418 |
| | 116 | #define OLDMEM_SIZE 0x10420 |
| | 117 | #define COMMAND_LINE 0x10480 |
| | 118 | |
| | 119 | #endif /* __ASSEMBLY__ */ |
| | 120 | #endif /* _ASM_S390_SETUP_H */ |
projects / deliverable / linux.git / blame_incremental