Commit | Line | Data |
---|---|---|
1da177e4 | 1 | /* |
1da177e4 | 2 | * S390 version |
a53c8fab | 3 | * Copyright IBM Corp. 1999, 2010 |
1da177e4 LT |
4 | */ |
5 | ||
6 | #ifndef _ASM_S390_SETUP_H | |
7 | #define _ASM_S390_SETUP_H | |
8 | ||
684d2fd4 | 9 | #define COMMAND_LINE_SIZE 4096 |
a0443fbb HB |
10 | |
11 | #define ARCH_COMMAND_LINE_SIZE 896 | |
7d1362c0 | 12 | |
0defa3c1 HC |
13 | #ifdef __KERNEL__ |
14 | ||
1da177e4 | 15 | #define PARMAREA 0x10400 |
23d17421 | 16 | #define MEMORY_CHUNKS 256 |
1da177e4 LT |
17 | |
18 | #ifndef __ASSEMBLY__ | |
19 | ||
cbb870c8 HC |
20 | #include <asm/lowcore.h> |
21 | #include <asm/types.h> | |
22 | ||
f4815ac6 | 23 | #ifndef CONFIG_64BIT |
1da177e4 LT |
24 | #define IPL_DEVICE (*(unsigned long *) (0x10404)) |
25 | #define INITRD_START (*(unsigned long *) (0x1040C)) | |
26 | #define INITRD_SIZE (*(unsigned long *) (0x10414)) | |
60a0c68d MH |
27 | #define OLDMEM_BASE (*(unsigned long *) (0x1041C)) |
28 | #define OLDMEM_SIZE (*(unsigned long *) (0x10424)) | |
f4815ac6 | 29 | #else /* CONFIG_64BIT */ |
1da177e4 LT |
30 | #define IPL_DEVICE (*(unsigned long *) (0x10400)) |
31 | #define INITRD_START (*(unsigned long *) (0x10408)) | |
32 | #define INITRD_SIZE (*(unsigned long *) (0x10410)) | |
60a0c68d MH |
33 | #define OLDMEM_BASE (*(unsigned long *) (0x10418)) |
34 | #define OLDMEM_SIZE (*(unsigned long *) (0x10420)) | |
f4815ac6 | 35 | #endif /* CONFIG_64BIT */ |
1da177e4 LT |
36 | #define COMMAND_LINE ((char *) (0x10480)) |
37 | ||
36a2bd42 HC |
38 | #define CHUNK_READ_WRITE 0 |
39 | #define CHUNK_READ_ONLY 1 | |
60a0c68d MH |
40 | #define CHUNK_OLDMEM 4 |
41 | #define CHUNK_CRASHK 5 | |
36a2bd42 HC |
42 | |
43 | struct mem_chunk { | |
44 | unsigned long addr; | |
45 | unsigned long size; | |
23d17421 | 46 | int type; |
36a2bd42 HC |
47 | }; |
48 | ||
49 | extern struct mem_chunk memory_chunk[]; | |
411ed322 | 50 | extern unsigned long real_memory_size; |
23d75d9c HC |
51 | extern int memory_end_set; |
52 | extern unsigned long memory_end; | |
36a2bd42 | 53 | |
23d17421 | 54 | void detect_memory_layout(struct mem_chunk chunk[]); |
60a0c68d MH |
55 | void create_mem_hole(struct mem_chunk memory_chunk[], unsigned long addr, |
56 | unsigned long size, int type); | |
23d17421 | 57 | |
b11b5334 MS |
58 | #define PRIMARY_SPACE_MODE 0 |
59 | #define ACCESS_REGISTER_MODE 1 | |
60 | #define SECONDARY_SPACE_MODE 2 | |
61 | #define HOME_SPACE_MODE 3 | |
62 | ||
d1b0d842 | 63 | extern unsigned int s390_user_mode; |
c1821c2e | 64 | |
1da177e4 LT |
65 | /* |
66 | * Machine features detected in head.S | |
67 | */ | |
1da177e4 | 68 | |
2e5061e4 HC |
69 | #define MACHINE_FLAG_VM (1UL << 0) |
70 | #define MACHINE_FLAG_IEEE (1UL << 1) | |
2e5061e4 HC |
71 | #define MACHINE_FLAG_CSP (1UL << 3) |
72 | #define MACHINE_FLAG_MVPG (1UL << 4) | |
73 | #define MACHINE_FLAG_DIAG44 (1UL << 5) | |
74 | #define MACHINE_FLAG_IDTE (1UL << 6) | |
75 | #define MACHINE_FLAG_DIAG9C (1UL << 7) | |
76 | #define MACHINE_FLAG_MVCOS (1UL << 8) | |
77 | #define MACHINE_FLAG_KVM (1UL << 9) | |
3c7ef08b | 78 | #define MACHINE_FLAG_EDAT1 (1UL << 10) |
27d71602 | 79 | #define MACHINE_FLAG_LPAR (1UL << 12) |
cd3b70f5 | 80 | #define MACHINE_FLAG_SPP (1UL << 13) |
9186d7a9 | 81 | #define MACHINE_FLAG_TOPOLOGY (1UL << 14) |
d35339a4 | 82 | #define MACHINE_FLAG_TE (1UL << 15) |
1ae1c1d0 | 83 | #define MACHINE_FLAG_RRBM (1UL << 16) |
2e5061e4 | 84 | |
25097bf1 CE |
85 | #define MACHINE_IS_VM (S390_lowcore.machine_flags & MACHINE_FLAG_VM) |
86 | #define MACHINE_IS_KVM (S390_lowcore.machine_flags & MACHINE_FLAG_KVM) | |
27d71602 MS |
87 | #define MACHINE_IS_LPAR (S390_lowcore.machine_flags & MACHINE_FLAG_LPAR) |
88 | ||
25097bf1 | 89 | #define MACHINE_HAS_DIAG9C (S390_lowcore.machine_flags & MACHINE_FLAG_DIAG9C) |
3c7ef08b HC |
90 | #define MACHINE_HAS_PFMF MACHINE_HAS_EDAT1 |
91 | #define MACHINE_HAS_HPAGE MACHINE_HAS_EDAT1 | |
1da177e4 | 92 | |
f4815ac6 | 93 | #ifndef CONFIG_64BIT |
25097bf1 CE |
94 | #define MACHINE_HAS_IEEE (S390_lowcore.machine_flags & MACHINE_FLAG_IEEE) |
95 | #define MACHINE_HAS_CSP (S390_lowcore.machine_flags & MACHINE_FLAG_CSP) | |
2e5061e4 | 96 | #define MACHINE_HAS_IDTE (0) |
abdba61a | 97 | #define MACHINE_HAS_DIAG44 (1) |
25097bf1 | 98 | #define MACHINE_HAS_MVPG (S390_lowcore.machine_flags & MACHINE_FLAG_MVPG) |
6c2a9e6d | 99 | #define MACHINE_HAS_MVCOS (0) |
3c7ef08b | 100 | #define MACHINE_HAS_EDAT1 (0) |
cd3b70f5 | 101 | #define MACHINE_HAS_SPP (0) |
9186d7a9 | 102 | #define MACHINE_HAS_TOPOLOGY (0) |
1ae1c1d0 GS |
103 | #define MACHINE_HAS_TE (0) |
104 | #define MACHINE_HAS_RRBM (0) | |
f4815ac6 | 105 | #else /* CONFIG_64BIT */ |
1da177e4 LT |
106 | #define MACHINE_HAS_IEEE (1) |
107 | #define MACHINE_HAS_CSP (1) | |
25097bf1 CE |
108 | #define MACHINE_HAS_IDTE (S390_lowcore.machine_flags & MACHINE_FLAG_IDTE) |
109 | #define MACHINE_HAS_DIAG44 (S390_lowcore.machine_flags & MACHINE_FLAG_DIAG44) | |
2e5061e4 | 110 | #define MACHINE_HAS_MVPG (1) |
25097bf1 | 111 | #define MACHINE_HAS_MVCOS (S390_lowcore.machine_flags & MACHINE_FLAG_MVCOS) |
3c7ef08b | 112 | #define MACHINE_HAS_EDAT1 (S390_lowcore.machine_flags & MACHINE_FLAG_EDAT1) |
cd3b70f5 | 113 | #define MACHINE_HAS_SPP (S390_lowcore.machine_flags & MACHINE_FLAG_SPP) |
9186d7a9 | 114 | #define MACHINE_HAS_TOPOLOGY (S390_lowcore.machine_flags & MACHINE_FLAG_TOPOLOGY) |
d35339a4 | 115 | #define MACHINE_HAS_TE (S390_lowcore.machine_flags & MACHINE_FLAG_TE) |
1ae1c1d0 | 116 | #define MACHINE_HAS_RRBM (S390_lowcore.machine_flags & MACHINE_FLAG_RRBM) |
f4815ac6 | 117 | #endif /* CONFIG_64BIT */ |
1da177e4 | 118 | |
411ed322 | 119 | #define ZFCPDUMP_HSA_SIZE (32UL<<20) |
60a0c68d | 120 | #define ZFCPDUMP_HSA_SIZE_MAX (64UL<<20) |
1da177e4 LT |
121 | |
122 | /* | |
123 | * Console mode. Override with conmode= | |
124 | */ | |
125 | extern unsigned int console_mode; | |
126 | extern unsigned int console_devno; | |
127 | extern unsigned int console_irq; | |
128 | ||
2b67fc46 HC |
129 | extern char vmhalt_cmd[]; |
130 | extern char vmpoff_cmd[]; | |
131 | ||
1da177e4 LT |
132 | #define CONSOLE_IS_UNDEFINED (console_mode == 0) |
133 | #define CONSOLE_IS_SCLP (console_mode == 1) | |
134 | #define CONSOLE_IS_3215 (console_mode == 2) | |
135 | #define CONSOLE_IS_3270 (console_mode == 3) | |
136 | #define SET_CONSOLE_SCLP do { console_mode = 1; } while (0) | |
137 | #define SET_CONSOLE_3215 do { console_mode = 2; } while (0) | |
138 | #define SET_CONSOLE_3270 do { console_mode = 3; } while (0) | |
139 | ||
fe355b7f | 140 | #define NSS_NAME_SIZE 8 |
fe355b7f HY |
141 | extern char kernel_nss_name[]; |
142 | ||
a0616cde DH |
143 | #ifdef CONFIG_PFAULT |
144 | extern int pfault_init(void); | |
145 | extern void pfault_fini(void); | |
146 | #else /* CONFIG_PFAULT */ | |
147 | #define pfault_init() ({-1;}) | |
148 | #define pfault_fini() do { } while (0) | |
149 | #endif /* CONFIG_PFAULT */ | |
150 | ||
151 | extern void cmma_init(void); | |
152 | ||
153 | extern void (*_machine_restart)(char *command); | |
154 | extern void (*_machine_halt)(void); | |
155 | extern void (*_machine_power_off)(void); | |
156 | ||
0defa3c1 | 157 | #else /* __ASSEMBLY__ */ |
1da177e4 | 158 | |
f4815ac6 | 159 | #ifndef CONFIG_64BIT |
1da177e4 LT |
160 | #define IPL_DEVICE 0x10404 |
161 | #define INITRD_START 0x1040C | |
162 | #define INITRD_SIZE 0x10414 | |
60a0c68d MH |
163 | #define OLDMEM_BASE 0x1041C |
164 | #define OLDMEM_SIZE 0x10424 | |
f4815ac6 | 165 | #else /* CONFIG_64BIT */ |
1da177e4 LT |
166 | #define IPL_DEVICE 0x10400 |
167 | #define INITRD_START 0x10408 | |
168 | #define INITRD_SIZE 0x10410 | |
60a0c68d MH |
169 | #define OLDMEM_BASE 0x10418 |
170 | #define OLDMEM_SIZE 0x10420 | |
f4815ac6 | 171 | #endif /* CONFIG_64BIT */ |
1da177e4 LT |
172 | #define COMMAND_LINE 0x10480 |
173 | ||
0defa3c1 HC |
174 | #endif /* __ASSEMBLY__ */ |
175 | #endif /* __KERNEL__ */ | |
176 | #endif /* _ASM_S390_SETUP_H */ |