projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 1da177e4 LT |
1 | /* |
| 2 | * include/asm-s390/setup.h | |
| 3 | * | |
| 4 | * S390 version | |
| 36a2bd42 | 5 | * Copyright IBM Corp. 1999,2006 |
| 1da177e4 LT |
6 | */ |
| 7 | ||
| 8 | #ifndef _ASM_S390_SETUP_H | |
| 9 | #define _ASM_S390_SETUP_H | |
| 10 | ||
| a0443fbb HB |
11 | #define COMMAND_LINE_SIZE 1024 |
| 12 | ||
| 13 | #define ARCH_COMMAND_LINE_SIZE 896 | |
| 7d1362c0 | 14 | |
| 0defa3c1 HC |
15 | #ifdef __KERNEL__ |
| 16 | ||
| 1e8e3383 HC |
17 | #include <asm/types.h> |
| 18 | ||
| 1da177e4 | 19 | #define PARMAREA 0x10400 |
| 23d17421 | 20 | #define MEMORY_CHUNKS 256 |
| 1da177e4 LT |
21 | |
| 22 | #ifndef __ASSEMBLY__ | |
| 23 | ||
| 24 | #ifndef __s390x__ | |
| 25 | #define IPL_DEVICE (*(unsigned long *) (0x10404)) | |
| 26 | #define INITRD_START (*(unsigned long *) (0x1040C)) | |
| 27 | #define INITRD_SIZE (*(unsigned long *) (0x10414)) | |
| 28 | #else /* __s390x__ */ | |
| 29 | #define IPL_DEVICE (*(unsigned long *) (0x10400)) | |
| 30 | #define INITRD_START (*(unsigned long *) (0x10408)) | |
| 31 | #define INITRD_SIZE (*(unsigned long *) (0x10410)) | |
| 32 | #endif /* __s390x__ */ | |
| 33 | #define COMMAND_LINE ((char *) (0x10480)) | |
| 34 | ||
| 36a2bd42 HC |
35 | #define CHUNK_READ_WRITE 0 |
| 36 | #define CHUNK_READ_ONLY 1 | |
| 37 | ||
| 38 | struct mem_chunk { | |
| 39 | unsigned long addr; | |
| 40 | unsigned long size; | |
| 23d17421 | 41 | int type; |
| 36a2bd42 HC |
42 | }; |
| 43 | ||
| 44 | extern struct mem_chunk memory_chunk[]; | |
| 411ed322 | 45 | extern unsigned long real_memory_size; |
| 23d75d9c HC |
46 | extern int memory_end_set; |
| 47 | extern unsigned long memory_end; | |
| 36a2bd42 | 48 | |
| 23d17421 HC |
49 | void detect_memory_layout(struct mem_chunk chunk[]); |
| 50 | ||
| c1821c2e GS |
51 | #ifdef CONFIG_S390_SWITCH_AMODE |
| 52 | extern unsigned int switch_amode; | |
| 53 | #else | |
| 54 | #define switch_amode (0) | |
| 55 | #endif | |
| 56 | ||
| 57 | #ifdef CONFIG_S390_EXEC_PROTECT | |
| 58 | extern unsigned int s390_noexec; | |
| 59 | #else | |
| 60 | #define s390_noexec (0) | |
| 61 | #endif | |
| 62 | ||
| 1da177e4 LT |
63 | /* |
| 64 | * Machine features detected in head.S | |
| 65 | */ | |
| 66 | extern unsigned long machine_flags; | |
| 67 | ||
| 2e5061e4 HC |
68 | #define MACHINE_FLAG_VM (1UL << 0) |
| 69 | #define MACHINE_FLAG_IEEE (1UL << 1) | |
| 2e5061e4 HC |
70 | #define MACHINE_FLAG_CSP (1UL << 3) |
| 71 | #define MACHINE_FLAG_MVPG (1UL << 4) | |
| 72 | #define MACHINE_FLAG_DIAG44 (1UL << 5) | |
| 73 | #define MACHINE_FLAG_IDTE (1UL << 6) | |
| 74 | #define MACHINE_FLAG_DIAG9C (1UL << 7) | |
| 75 | #define MACHINE_FLAG_MVCOS (1UL << 8) | |
| 76 | #define MACHINE_FLAG_KVM (1UL << 9) | |
| 53492b1d GS |
77 | #define MACHINE_FLAG_HPAGE (1UL << 10) |
| 78 | #define MACHINE_FLAG_PFMF (1UL << 11) | |
| 2e5061e4 HC |
79 | |
| 80 | #define MACHINE_IS_VM (machine_flags & MACHINE_FLAG_VM) | |
| 81 | #define MACHINE_IS_KVM (machine_flags & MACHINE_FLAG_KVM) | |
| 2e5061e4 | 82 | #define MACHINE_HAS_DIAG9C (machine_flags & MACHINE_FLAG_DIAG9C) |
| 1da177e4 LT |
83 | |
| 84 | #ifndef __s390x__ | |
| 2e5061e4 HC |
85 | #define MACHINE_HAS_IEEE (machine_flags & MACHINE_FLAG_IEEE) |
| 86 | #define MACHINE_HAS_CSP (machine_flags & MACHINE_FLAG_CSP) | |
| 87 | #define MACHINE_HAS_IDTE (0) | |
| abdba61a | 88 | #define MACHINE_HAS_DIAG44 (1) |
| 2e5061e4 | 89 | #define MACHINE_HAS_MVPG (machine_flags & MACHINE_FLAG_MVPG) |
| 6c2a9e6d | 90 | #define MACHINE_HAS_MVCOS (0) |
| 53492b1d GS |
91 | #define MACHINE_HAS_HPAGE (0) |
| 92 | #define MACHINE_HAS_PFMF (0) | |
| 1da177e4 LT |
93 | #else /* __s390x__ */ |
| 94 | #define MACHINE_HAS_IEEE (1) | |
| 95 | #define MACHINE_HAS_CSP (1) | |
| 2e5061e4 HC |
96 | #define MACHINE_HAS_IDTE (machine_flags & MACHINE_FLAG_IDTE) |
| 97 | #define MACHINE_HAS_DIAG44 (machine_flags & MACHINE_FLAG_DIAG44) | |
| 98 | #define MACHINE_HAS_MVPG (1) | |
| 99 | #define MACHINE_HAS_MVCOS (machine_flags & MACHINE_FLAG_MVCOS) | |
| 53492b1d GS |
100 | #define MACHINE_HAS_HPAGE (machine_flags & MACHINE_FLAG_HPAGE) |
| 101 | #define MACHINE_HAS_PFMF (machine_flags & MACHINE_FLAG_PFMF) | |
| 1da177e4 LT |
102 | #endif /* __s390x__ */ |
| 103 | ||
| 411ed322 | 104 | #define ZFCPDUMP_HSA_SIZE (32UL<<20) |
| 1da177e4 LT |
105 | |
| 106 | /* | |
| 107 | * Console mode. Override with conmode= | |
| 108 | */ | |
| 109 | extern unsigned int console_mode; | |
| 110 | extern unsigned int console_devno; | |
| 111 | extern unsigned int console_irq; | |
| 112 | ||
| 2b67fc46 HC |
113 | extern char vmhalt_cmd[]; |
| 114 | extern char vmpoff_cmd[]; | |
| 115 | ||
| 1da177e4 LT |
116 | #define CONSOLE_IS_UNDEFINED (console_mode == 0) |
| 117 | #define CONSOLE_IS_SCLP (console_mode == 1) | |
| 118 | #define CONSOLE_IS_3215 (console_mode == 2) | |
| 119 | #define CONSOLE_IS_3270 (console_mode == 3) | |
| 120 | #define SET_CONSOLE_SCLP do { console_mode = 1; } while (0) | |
| 121 | #define SET_CONSOLE_3215 do { console_mode = 2; } while (0) | |
| 122 | #define SET_CONSOLE_3270 do { console_mode = 3; } while (0) | |
| 123 | ||
| fe355b7f | 124 | #define NSS_NAME_SIZE 8 |
| fe355b7f HY |
125 | extern char kernel_nss_name[]; |
| 126 | ||
| 0defa3c1 | 127 | #else /* __ASSEMBLY__ */ |
| 1da177e4 LT |
128 | |
| 129 | #ifndef __s390x__ | |
| 130 | #define IPL_DEVICE 0x10404 | |
| 131 | #define INITRD_START 0x1040C | |
| 132 | #define INITRD_SIZE 0x10414 | |
| 133 | #else /* __s390x__ */ | |
| 134 | #define IPL_DEVICE 0x10400 | |
| 135 | #define INITRD_START 0x10408 | |
| 136 | #define INITRD_SIZE 0x10410 | |
| 137 | #endif /* __s390x__ */ | |
| 138 | #define COMMAND_LINE 0x10480 | |
| 139 | ||
| 0defa3c1 HC |
140 | #endif /* __ASSEMBLY__ */ |
| 141 | #endif /* __KERNEL__ */ | |
| 142 | #endif /* _ASM_S390_SETUP_H */ |