diff options
Diffstat (limited to 'arch/s390/include/asm/chsc.h')
-rw-r--r-- | arch/s390/include/asm/chsc.h | 156 |
1 files changed, 156 insertions, 0 deletions
diff --git a/arch/s390/include/asm/chsc.h b/arch/s390/include/asm/chsc.h new file mode 100644 index 00000000000..4943654ed7f --- /dev/null +++ b/arch/s390/include/asm/chsc.h | |||
@@ -0,0 +1,156 @@ | |||
1 | /* | ||
2 | * ioctl interface for /dev/chsc | ||
3 | * | ||
4 | * Copyright 2008 IBM Corp. | ||
5 | * Author(s): Cornelia Huck <cornelia.huck@de.ibm.com> | ||
6 | */ | ||
7 | |||
8 | #ifndef _ASM_CHSC_H | ||
9 | #define _ASM_CHSC_H | ||
10 | |||
11 | #include <linux/types.h> | ||
12 | #include <asm/chpid.h> | ||
13 | #include <asm/schid.h> | ||
14 | |||
15 | struct chsc_async_header { | ||
16 | __u16 length; | ||
17 | __u16 code; | ||
18 | __u32 cmd_dependend; | ||
19 | __u32 key : 4; | ||
20 | __u32 : 28; | ||
21 | struct subchannel_id sid; | ||
22 | } __attribute__ ((packed)); | ||
23 | |||
24 | struct chsc_async_area { | ||
25 | struct chsc_async_header header; | ||
26 | __u8 data[PAGE_SIZE - 16 /* size of chsc_async_header */]; | ||
27 | } __attribute__ ((packed)); | ||
28 | |||
29 | |||
30 | struct chsc_response_struct { | ||
31 | __u16 length; | ||
32 | __u16 code; | ||
33 | __u32 parms; | ||
34 | __u8 data[PAGE_SIZE - 8]; | ||
35 | } __attribute__ ((packed)); | ||
36 | |||
37 | struct chsc_chp_cd { | ||
38 | struct chp_id chpid; | ||
39 | int m; | ||
40 | int fmt; | ||
41 | struct chsc_response_struct cpcb; | ||
42 | }; | ||
43 | |||
44 | struct chsc_cu_cd { | ||
45 | __u16 cun; | ||
46 | __u8 cssid; | ||
47 | int m; | ||
48 | int fmt; | ||
49 | struct chsc_response_struct cucb; | ||
50 | }; | ||
51 | |||
52 | struct chsc_sch_cud { | ||
53 | struct subchannel_id schid; | ||
54 | int fmt; | ||
55 | struct chsc_response_struct scub; | ||
56 | }; | ||
57 | |||
58 | struct conf_id { | ||
59 | int m; | ||
60 | __u8 cssid; | ||
61 | __u8 ssid; | ||
62 | }; | ||
63 | |||
64 | struct chsc_conf_info { | ||
65 | struct conf_id id; | ||
66 | int fmt; | ||
67 | struct chsc_response_struct scid; | ||
68 | }; | ||
69 | |||
70 | struct ccl_parm_chpid { | ||
71 | int m; | ||
72 | struct chp_id chp; | ||
73 | }; | ||
74 | |||
75 | struct ccl_parm_cssids { | ||
76 | __u8 f_cssid; | ||
77 | __u8 l_cssid; | ||
78 | }; | ||
79 | |||
80 | struct chsc_comp_list { | ||
81 | struct { | ||
82 | enum { | ||
83 | CCL_CU_ON_CHP = 1, | ||
84 | CCL_CHP_TYPE_CAP = 2, | ||
85 | CCL_CSS_IMG = 4, | ||
86 | CCL_CSS_IMG_CONF_CHAR = 5, | ||
87 | CCL_IOP_CHP = 6, | ||
88 | } ctype; | ||
89 | int fmt; | ||
90 | struct ccl_parm_chpid chpid; | ||
91 | struct ccl_parm_cssids cssids; | ||
92 | } req; | ||
93 | struct chsc_response_struct sccl; | ||
94 | }; | ||
95 | |||
96 | struct chsc_dcal { | ||
97 | struct { | ||
98 | enum { | ||
99 | DCAL_CSS_IID_PN = 4, | ||
100 | } atype; | ||
101 | __u32 list_parm[2]; | ||
102 | int fmt; | ||
103 | } req; | ||
104 | struct chsc_response_struct sdcal; | ||
105 | }; | ||
106 | |||
107 | struct chsc_cpd_info { | ||
108 | struct chp_id chpid; | ||
109 | int m; | ||
110 | int fmt; | ||
111 | int rfmt; | ||
112 | int c; | ||
113 | struct chsc_response_struct chpdb; | ||
114 | }; | ||
115 | |||
116 | #define CHSC_IOCTL_MAGIC 'c' | ||
117 | |||
118 | #define CHSC_START _IOWR(CHSC_IOCTL_MAGIC, 0x81, struct chsc_async_area) | ||
119 | #define CHSC_INFO_CHANNEL_PATH _IOWR(CHSC_IOCTL_MAGIC, 0x82, \ | ||
120 | struct chsc_chp_cd) | ||
121 | #define CHSC_INFO_CU _IOWR(CHSC_IOCTL_MAGIC, 0x83, struct chsc_cu_cd) | ||
122 | #define CHSC_INFO_SCH_CU _IOWR(CHSC_IOCTL_MAGIC, 0x84, struct chsc_sch_cud) | ||
123 | #define CHSC_INFO_CI _IOWR(CHSC_IOCTL_MAGIC, 0x85, struct chsc_conf_info) | ||
124 | #define CHSC_INFO_CCL _IOWR(CHSC_IOCTL_MAGIC, 0x86, struct chsc_comp_list) | ||
125 | #define CHSC_INFO_CPD _IOWR(CHSC_IOCTL_MAGIC, 0x87, struct chsc_cpd_info) | ||
126 | #define CHSC_INFO_DCAL _IOWR(CHSC_IOCTL_MAGIC, 0x88, struct chsc_dcal) | ||
127 | |||
128 | #ifdef __KERNEL__ | ||
129 | |||
130 | struct css_general_char { | ||
131 | u64 : 12; | ||
132 | u32 dynio : 1; /* bit 12 */ | ||
133 | u32 : 28; | ||
134 | u32 aif : 1; /* bit 41 */ | ||
135 | u32 : 3; | ||
136 | u32 mcss : 1; /* bit 45 */ | ||
137 | u32 fcs : 1; /* bit 46 */ | ||
138 | u32 : 1; | ||
139 | u32 ext_mb : 1; /* bit 48 */ | ||
140 | u32 : 7; | ||
141 | u32 aif_tdd : 1; /* bit 56 */ | ||
142 | u32 : 1; | ||
143 | u32 qebsm : 1; /* bit 58 */ | ||
144 | u32 : 8; | ||
145 | u32 aif_osa : 1; /* bit 67 */ | ||
146 | u32 : 14; | ||
147 | u32 cib : 1; /* bit 82 */ | ||
148 | u32 : 5; | ||
149 | u32 fcx : 1; /* bit 88 */ | ||
150 | u32 : 7; | ||
151 | }__attribute__((packed)); | ||
152 | |||
153 | extern struct css_general_char css_general_characteristics; | ||
154 | |||
155 | #endif /* __KERNEL__ */ | ||
156 | #endif | ||