Commit | Line | Data |
---|---|---|
1da177e4 | 1 | /* |
1da177e4 | 2 | * S390 version |
a53c8fab | 3 | * Copyright IBM Corp. 1999, 2010 |
1da177e4 | 4 | */ |
1da177e4 LT |
5 | #ifndef _ASM_S390_SETUP_H |
6 | #define _ASM_S390_SETUP_H | |
7 | ||
9807f759 | 8 | #include <uapi/asm/setup.h> |
7d1362c0 | 9 | |
0defa3c1 | 10 | |
1da177e4 | 11 | #define PARMAREA 0x10400 |
23d17421 | 12 | #define MEMORY_CHUNKS 256 |
1da177e4 LT |
13 | |
14 | #ifndef __ASSEMBLY__ | |
15 | ||
cbb870c8 HC |
16 | #include <asm/lowcore.h> |
17 | #include <asm/types.h> | |
18 | ||
f4815ac6 | 19 | #ifndef CONFIG_64BIT |
1da177e4 LT |
20 | #define IPL_DEVICE (*(unsigned long *) (0x10404)) |
21 | #define INITRD_START (*(unsigned long *) (0x1040C)) | |
22 | #define INITRD_SIZE (*(unsigned long *) (0x10414)) | |
60a0c68d MH |
23 | #define OLDMEM_BASE (*(unsigned long *) (0x1041C)) |
24 | #define OLDMEM_SIZE (*(unsigned long *) (0x10424)) | |
f4815ac6 | 25 | #else /* CONFIG_64BIT */ |
1da177e4 LT |
26 | #define IPL_DEVICE (*(unsigned long *) (0x10400)) |
27 | #define INITRD_START (*(unsigned long *) (0x10408)) | |
28 | #define INITRD_SIZE (*(unsigned long *) (0x10410)) | |
60a0c68d MH |
29 | #define OLDMEM_BASE (*(unsigned long *) (0x10418)) |
30 | #define OLDMEM_SIZE (*(unsigned long *) (0x10420)) | |
f4815ac6 | 31 | #endif /* CONFIG_64BIT */ |
1da177e4 LT |
32 | #define COMMAND_LINE ((char *) (0x10480)) |
33 | ||
36a2bd42 HC |
34 | #define CHUNK_READ_WRITE 0 |
35 | #define CHUNK_READ_ONLY 1 | |
36 | ||
37 | struct mem_chunk { | |
38 | unsigned long addr; | |
39 | unsigned long size; | |
23d17421 | 40 | int type; |
36a2bd42 HC |
41 | }; |
42 | ||
43 | extern struct mem_chunk memory_chunk[]; | |
23d75d9c HC |
44 | extern int memory_end_set; |
45 | extern unsigned long memory_end; | |
36a2bd42 | 46 | |
df1bd59c | 47 | void detect_memory_layout(struct mem_chunk chunk[], unsigned long maxsize); |
996b4a7d HC |
48 | void create_mem_hole(struct mem_chunk mem_chunk[], unsigned long addr, |
49 | unsigned long size); | |
23d17421 | 50 | |
1da177e4 LT |
51 | /* |
52 | * Machine features detected in head.S | |
53 | */ | |
1da177e4 | 54 | |
2e5061e4 HC |
55 | #define MACHINE_FLAG_VM (1UL << 0) |
56 | #define MACHINE_FLAG_IEEE (1UL << 1) | |
abf09bed MS |
57 | #define MACHINE_FLAG_CSP (1UL << 2) |
58 | #define MACHINE_FLAG_MVPG (1UL << 3) | |
59 | #define MACHINE_FLAG_DIAG44 (1UL << 4) | |
60 | #define MACHINE_FLAG_IDTE (1UL << 5) | |
61 | #define MACHINE_FLAG_DIAG9C (1UL << 6) | |
abf09bed MS |
62 | #define MACHINE_FLAG_KVM (1UL << 8) |
63 | #define MACHINE_FLAG_ESOP (1UL << 9) | |
3c7ef08b | 64 | #define MACHINE_FLAG_EDAT1 (1UL << 10) |
85e9d0e5 | 65 | #define MACHINE_FLAG_EDAT2 (1UL << 11) |
27d71602 | 66 | #define MACHINE_FLAG_LPAR (1UL << 12) |
23d18e8d | 67 | #define MACHINE_FLAG_LPP (1UL << 13) |
9186d7a9 | 68 | #define MACHINE_FLAG_TOPOLOGY (1UL << 14) |
d35339a4 | 69 | #define MACHINE_FLAG_TE (1UL << 15) |
1ae1c1d0 | 70 | #define MACHINE_FLAG_RRBM (1UL << 16) |
2e5061e4 | 71 | |
25097bf1 CE |
72 | #define MACHINE_IS_VM (S390_lowcore.machine_flags & MACHINE_FLAG_VM) |
73 | #define MACHINE_IS_KVM (S390_lowcore.machine_flags & MACHINE_FLAG_KVM) | |
27d71602 MS |
74 | #define MACHINE_IS_LPAR (S390_lowcore.machine_flags & MACHINE_FLAG_LPAR) |
75 | ||
25097bf1 | 76 | #define MACHINE_HAS_DIAG9C (S390_lowcore.machine_flags & MACHINE_FLAG_DIAG9C) |
abf09bed | 77 | #define MACHINE_HAS_ESOP (S390_lowcore.machine_flags & MACHINE_FLAG_ESOP) |
3c7ef08b HC |
78 | #define MACHINE_HAS_PFMF MACHINE_HAS_EDAT1 |
79 | #define MACHINE_HAS_HPAGE MACHINE_HAS_EDAT1 | |
1da177e4 | 80 | |
f4815ac6 | 81 | #ifndef CONFIG_64BIT |
25097bf1 CE |
82 | #define MACHINE_HAS_IEEE (S390_lowcore.machine_flags & MACHINE_FLAG_IEEE) |
83 | #define MACHINE_HAS_CSP (S390_lowcore.machine_flags & MACHINE_FLAG_CSP) | |
2e5061e4 | 84 | #define MACHINE_HAS_IDTE (0) |
abdba61a | 85 | #define MACHINE_HAS_DIAG44 (1) |
25097bf1 | 86 | #define MACHINE_HAS_MVPG (S390_lowcore.machine_flags & MACHINE_FLAG_MVPG) |
3c7ef08b | 87 | #define MACHINE_HAS_EDAT1 (0) |
85e9d0e5 | 88 | #define MACHINE_HAS_EDAT2 (0) |
23d18e8d | 89 | #define MACHINE_HAS_LPP (0) |
9186d7a9 | 90 | #define MACHINE_HAS_TOPOLOGY (0) |
1ae1c1d0 GS |
91 | #define MACHINE_HAS_TE (0) |
92 | #define MACHINE_HAS_RRBM (0) | |
f4815ac6 | 93 | #else /* CONFIG_64BIT */ |
1da177e4 LT |
94 | #define MACHINE_HAS_IEEE (1) |
95 | #define MACHINE_HAS_CSP (1) | |
25097bf1 CE |
96 | #define MACHINE_HAS_IDTE (S390_lowcore.machine_flags & MACHINE_FLAG_IDTE) |
97 | #define MACHINE_HAS_DIAG44 (S390_lowcore.machine_flags & MACHINE_FLAG_DIAG44) | |
2e5061e4 | 98 | #define MACHINE_HAS_MVPG (1) |
3c7ef08b | 99 | #define MACHINE_HAS_EDAT1 (S390_lowcore.machine_flags & MACHINE_FLAG_EDAT1) |
85e9d0e5 | 100 | #define MACHINE_HAS_EDAT2 (S390_lowcore.machine_flags & MACHINE_FLAG_EDAT2) |
23d18e8d | 101 | #define MACHINE_HAS_LPP (S390_lowcore.machine_flags & MACHINE_FLAG_LPP) |
9186d7a9 | 102 | #define MACHINE_HAS_TOPOLOGY (S390_lowcore.machine_flags & MACHINE_FLAG_TOPOLOGY) |
d35339a4 | 103 | #define MACHINE_HAS_TE (S390_lowcore.machine_flags & MACHINE_FLAG_TE) |
1ae1c1d0 | 104 | #define MACHINE_HAS_RRBM (S390_lowcore.machine_flags & MACHINE_FLAG_RRBM) |
f4815ac6 | 105 | #endif /* CONFIG_64BIT */ |
1da177e4 | 106 | |
1da177e4 LT |
107 | /* |
108 | * Console mode. Override with conmode= | |
109 | */ | |
110 | extern unsigned int console_mode; | |
111 | extern unsigned int console_devno; | |
112 | extern unsigned int console_irq; | |
113 | ||
2b67fc46 HC |
114 | extern char vmhalt_cmd[]; |
115 | extern char vmpoff_cmd[]; | |
116 | ||
1da177e4 LT |
117 | #define CONSOLE_IS_UNDEFINED (console_mode == 0) |
118 | #define CONSOLE_IS_SCLP (console_mode == 1) | |
119 | #define CONSOLE_IS_3215 (console_mode == 2) | |
120 | #define CONSOLE_IS_3270 (console_mode == 3) | |
121 | #define SET_CONSOLE_SCLP do { console_mode = 1; } while (0) | |
122 | #define SET_CONSOLE_3215 do { console_mode = 2; } while (0) | |
123 | #define SET_CONSOLE_3270 do { console_mode = 3; } while (0) | |
124 | ||
fe355b7f | 125 | #define NSS_NAME_SIZE 8 |
fe355b7f HY |
126 | extern char kernel_nss_name[]; |
127 | ||
a0616cde DH |
128 | #ifdef CONFIG_PFAULT |
129 | extern int pfault_init(void); | |
130 | extern void pfault_fini(void); | |
131 | #else /* CONFIG_PFAULT */ | |
132 | #define pfault_init() ({-1;}) | |
133 | #define pfault_fini() do { } while (0) | |
134 | #endif /* CONFIG_PFAULT */ | |
135 | ||
136 | extern void cmma_init(void); | |
137 | ||
138 | extern void (*_machine_restart)(char *command); | |
139 | extern void (*_machine_halt)(void); | |
140 | extern void (*_machine_power_off)(void); | |
141 | ||
0defa3c1 | 142 | #else /* __ASSEMBLY__ */ |
1da177e4 | 143 | |
f4815ac6 | 144 | #ifndef CONFIG_64BIT |
1da177e4 LT |
145 | #define IPL_DEVICE 0x10404 |
146 | #define INITRD_START 0x1040C | |
147 | #define INITRD_SIZE 0x10414 | |
60a0c68d MH |
148 | #define OLDMEM_BASE 0x1041C |
149 | #define OLDMEM_SIZE 0x10424 | |
f4815ac6 | 150 | #else /* CONFIG_64BIT */ |
1da177e4 LT |
151 | #define IPL_DEVICE 0x10400 |
152 | #define INITRD_START 0x10408 | |
153 | #define INITRD_SIZE 0x10410 | |
60a0c68d MH |
154 | #define OLDMEM_BASE 0x10418 |
155 | #define OLDMEM_SIZE 0x10420 | |
f4815ac6 | 156 | #endif /* CONFIG_64BIT */ |
1da177e4 LT |
157 | #define COMMAND_LINE 0x10480 |
158 | ||
0defa3c1 | 159 | #endif /* __ASSEMBLY__ */ |
0defa3c1 | 160 | #endif /* _ASM_S390_SETUP_H */ |