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Diffstat (limited to 'include/asm-s390/sigp.h')
-rw-r--r-- | include/asm-s390/sigp.h | 126 |
1 files changed, 0 insertions, 126 deletions
diff --git a/include/asm-s390/sigp.h b/include/asm-s390/sigp.h deleted file mode 100644 index e16d56f8dfe1..000000000000 --- a/include/asm-s390/sigp.h +++ /dev/null | |||
@@ -1,126 +0,0 @@ | |||
1 | /* | ||
2 | * include/asm-s390/sigp.h | ||
3 | * | ||
4 | * S390 version | ||
5 | * Copyright (C) 1999 IBM Deutschland Entwicklung GmbH, IBM Corporation | ||
6 | * Author(s): Denis Joseph Barrow (djbarrow@de.ibm.com,barrow_dj@yahoo.com), | ||
7 | * Martin Schwidefsky (schwidefsky@de.ibm.com) | ||
8 | * Heiko Carstens (heiko.carstens@de.ibm.com) | ||
9 | * | ||
10 | * sigp.h by D.J. Barrow (c) IBM 1999 | ||
11 | * contains routines / structures for signalling other S/390 processors in an | ||
12 | * SMP configuration. | ||
13 | */ | ||
14 | |||
15 | #ifndef __SIGP__ | ||
16 | #define __SIGP__ | ||
17 | |||
18 | #include <asm/ptrace.h> | ||
19 | #include <asm/atomic.h> | ||
20 | |||
21 | /* get real cpu address from logical cpu number */ | ||
22 | extern volatile int __cpu_logical_map[]; | ||
23 | |||
24 | typedef enum | ||
25 | { | ||
26 | sigp_unassigned=0x0, | ||
27 | sigp_sense, | ||
28 | sigp_external_call, | ||
29 | sigp_emergency_signal, | ||
30 | sigp_start, | ||
31 | sigp_stop, | ||
32 | sigp_restart, | ||
33 | sigp_unassigned1, | ||
34 | sigp_unassigned2, | ||
35 | sigp_stop_and_store_status, | ||
36 | sigp_unassigned3, | ||
37 | sigp_initial_cpu_reset, | ||
38 | sigp_cpu_reset, | ||
39 | sigp_set_prefix, | ||
40 | sigp_store_status_at_address, | ||
41 | sigp_store_extended_status_at_address | ||
42 | } sigp_order_code; | ||
43 | |||
44 | typedef __u32 sigp_status_word; | ||
45 | |||
46 | typedef enum | ||
47 | { | ||
48 | sigp_order_code_accepted=0, | ||
49 | sigp_status_stored, | ||
50 | sigp_busy, | ||
51 | sigp_not_operational | ||
52 | } sigp_ccode; | ||
53 | |||
54 | |||
55 | /* | ||
56 | * Definitions for the external call | ||
57 | */ | ||
58 | |||
59 | /* 'Bit' signals, asynchronous */ | ||
60 | typedef enum | ||
61 | { | ||
62 | ec_schedule=0, | ||
63 | ec_call_function, | ||
64 | ec_bit_last | ||
65 | } ec_bit_sig; | ||
66 | |||
67 | /* | ||
68 | * Signal processor | ||
69 | */ | ||
70 | static inline sigp_ccode | ||
71 | signal_processor(__u16 cpu_addr, sigp_order_code order_code) | ||
72 | { | ||
73 | register unsigned long reg1 asm ("1") = 0; | ||
74 | sigp_ccode ccode; | ||
75 | |||
76 | asm volatile( | ||
77 | " sigp %1,%2,0(%3)\n" | ||
78 | " ipm %0\n" | ||
79 | " srl %0,28\n" | ||
80 | : "=d" (ccode) | ||
81 | : "d" (reg1), "d" (__cpu_logical_map[cpu_addr]), | ||
82 | "a" (order_code) : "cc" , "memory"); | ||
83 | return ccode; | ||
84 | } | ||
85 | |||
86 | /* | ||
87 | * Signal processor with parameter | ||
88 | */ | ||
89 | static inline sigp_ccode | ||
90 | signal_processor_p(__u32 parameter, __u16 cpu_addr, sigp_order_code order_code) | ||
91 | { | ||
92 | register unsigned int reg1 asm ("1") = parameter; | ||
93 | sigp_ccode ccode; | ||
94 | |||
95 | asm volatile( | ||
96 | " sigp %1,%2,0(%3)\n" | ||
97 | " ipm %0\n" | ||
98 | " srl %0,28\n" | ||
99 | : "=d" (ccode) | ||
100 | : "d" (reg1), "d" (__cpu_logical_map[cpu_addr]), | ||
101 | "a" (order_code) : "cc" , "memory"); | ||
102 | return ccode; | ||
103 | } | ||
104 | |||
105 | /* | ||
106 | * Signal processor with parameter and return status | ||
107 | */ | ||
108 | static inline sigp_ccode | ||
109 | signal_processor_ps(__u32 *statusptr, __u32 parameter, __u16 cpu_addr, | ||
110 | sigp_order_code order_code) | ||
111 | { | ||
112 | register unsigned int reg1 asm ("1") = parameter; | ||
113 | sigp_ccode ccode; | ||
114 | |||
115 | asm volatile( | ||
116 | " sigp %1,%2,0(%3)\n" | ||
117 | " ipm %0\n" | ||
118 | " srl %0,28\n" | ||
119 | : "=d" (ccode), "+d" (reg1) | ||
120 | : "d" (__cpu_logical_map[cpu_addr]), "a" (order_code) | ||
121 | : "cc" , "memory"); | ||
122 | *statusptr = reg1; | ||
123 | return ccode; | ||
124 | } | ||
125 | |||
126 | #endif /* __SIGP__ */ | ||