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 <asm/chpid.h> 12 #include <asm/schid.h> 13 14 struct chsc_async_header { 15 __u16 length; 16 __u16 code; 17 __u32 cmd_dependend; 18 __u32 key : 4; 19 __u32 : 28; 20 struct subchannel_id sid; 21 } __attribute__ ((packed)); 22 23 struct chsc_async_area { 24 struct chsc_async_header header; 25 __u8 data[PAGE_SIZE - 16 /* size of chsc_async_header */]; 26 } __attribute__ ((packed)); 27 28 29 struct chsc_response_struct { 30 __u16 length; 31 __u16 code; 32 __u32 parms; 33 __u8 data[PAGE_SIZE - 8]; 34 } __attribute__ ((packed)); 35 36 struct chsc_chp_cd { 37 struct chp_id chpid; 38 int m; 39 int fmt; 40 struct chsc_response_struct cpcb; 41 }; 42 43 struct chsc_cu_cd { 44 __u16 cun; 45 __u8 cssid; 46 int m; 47 int fmt; 48 struct chsc_response_struct cucb; 49 }; 50 51 struct chsc_sch_cud { 52 struct subchannel_id schid; 53 int fmt; 54 struct chsc_response_struct scub; 55 }; 56 57 struct conf_id { 58 int m; 59 __u8 cssid; 60 __u8 ssid; 61 }; 62 63 struct chsc_conf_info { 64 struct conf_id id; 65 int fmt; 66 struct chsc_response_struct scid; 67 }; 68 69 struct ccl_parm_chpid { 70 int m; 71 struct chp_id chp; 72 }; 73 74 struct ccl_parm_cssids { 75 __u8 f_cssid; 76 __u8 l_cssid; 77 }; 78 79 struct chsc_comp_list { 80 struct { 81 enum { 82 CCL_CU_ON_CHP = 1, 83 CCL_CHP_TYPE_CAP = 2, 84 CCL_CSS_IMG = 4, 85 CCL_CSS_IMG_CONF_CHAR = 5, 86 CCL_IOP_CHP = 6, 87 } ctype; 88 int fmt; 89 struct ccl_parm_chpid chpid; 90 struct ccl_parm_cssids cssids; 91 } req; 92 struct chsc_response_struct sccl; 93 }; 94 95 struct chsc_dcal { 96 struct { 97 enum { 98 DCAL_CSS_IID_PN = 4, 99 } atype; 100 __u32 list_parm[2]; 101 int fmt; 102 } req; 103 struct chsc_response_struct sdcal; 104 }; 105 106 struct chsc_cpd_info { 107 struct chp_id chpid; 108 int m; 109 int fmt; 110 int rfmt; 111 int c; 112 struct chsc_response_struct chpdb; 113 }; 114 115 #define CHSC_IOCTL_MAGIC 'c' 116 117 #define CHSC_START _IOWR(CHSC_IOCTL_MAGIC, 0x81, struct chsc_async_area) 118 #define CHSC_INFO_CHANNEL_PATH _IOWR(CHSC_IOCTL_MAGIC, 0x82, \ 119 struct chsc_chp_cd) 120 #define CHSC_INFO_CU _IOWR(CHSC_IOCTL_MAGIC, 0x83, struct chsc_cu_cd) 121 #define CHSC_INFO_SCH_CU _IOWR(CHSC_IOCTL_MAGIC, 0x84, struct chsc_sch_cud) 122 #define CHSC_INFO_CI _IOWR(CHSC_IOCTL_MAGIC, 0x85, struct chsc_conf_info) 123 #define CHSC_INFO_CCL _IOWR(CHSC_IOCTL_MAGIC, 0x86, struct chsc_comp_list) 124 #define CHSC_INFO_CPD _IOWR(CHSC_IOCTL_MAGIC, 0x87, struct chsc_cpd_info) 125 #define CHSC_INFO_DCAL _IOWR(CHSC_IOCTL_MAGIC, 0x88, struct chsc_dcal) 126 127 #endif 128