1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */ 2*4882a593Smuzhiyun #ifndef _ASM_S390_CLP_H 3*4882a593Smuzhiyun #define _ASM_S390_CLP_H 4*4882a593Smuzhiyun 5*4882a593Smuzhiyun /* CLP common request & response block size */ 6*4882a593Smuzhiyun #define CLP_BLK_SIZE PAGE_SIZE 7*4882a593Smuzhiyun 8*4882a593Smuzhiyun /* Call Logical Processor - Command Code */ 9*4882a593Smuzhiyun #define CLP_SLPC 0x0001 10*4882a593Smuzhiyun 11*4882a593Smuzhiyun #define CLP_LPS_BASE 0 12*4882a593Smuzhiyun #define CLP_LPS_PCI 2 13*4882a593Smuzhiyun 14*4882a593Smuzhiyun struct clp_req_hdr { 15*4882a593Smuzhiyun u16 len; 16*4882a593Smuzhiyun u16 cmd; 17*4882a593Smuzhiyun u32 fmt : 4; 18*4882a593Smuzhiyun u32 reserved1 : 28; 19*4882a593Smuzhiyun u64 reserved2; 20*4882a593Smuzhiyun } __packed; 21*4882a593Smuzhiyun 22*4882a593Smuzhiyun struct clp_rsp_hdr { 23*4882a593Smuzhiyun u16 len; 24*4882a593Smuzhiyun u16 rsp; 25*4882a593Smuzhiyun u32 fmt : 4; 26*4882a593Smuzhiyun u32 reserved1 : 28; 27*4882a593Smuzhiyun u64 reserved2; 28*4882a593Smuzhiyun } __packed; 29*4882a593Smuzhiyun 30*4882a593Smuzhiyun /* CLP Response Codes */ 31*4882a593Smuzhiyun #define CLP_RC_OK 0x0010 /* Command request successfully */ 32*4882a593Smuzhiyun #define CLP_RC_CMD 0x0020 /* Command code not recognized */ 33*4882a593Smuzhiyun #define CLP_RC_PERM 0x0030 /* Command not authorized */ 34*4882a593Smuzhiyun #define CLP_RC_FMT 0x0040 /* Invalid command request format */ 35*4882a593Smuzhiyun #define CLP_RC_LEN 0x0050 /* Invalid command request length */ 36*4882a593Smuzhiyun #define CLP_RC_8K 0x0060 /* Command requires 8K LPCB */ 37*4882a593Smuzhiyun #define CLP_RC_RESNOT0 0x0070 /* Reserved field not zero */ 38*4882a593Smuzhiyun #define CLP_RC_NODATA 0x0080 /* No data available */ 39*4882a593Smuzhiyun #define CLP_RC_FC_UNKNOWN 0x0100 /* Function code not recognized */ 40*4882a593Smuzhiyun 41*4882a593Smuzhiyun /* Store logical-processor characteristics request */ 42*4882a593Smuzhiyun struct clp_req_slpc { 43*4882a593Smuzhiyun struct clp_req_hdr hdr; 44*4882a593Smuzhiyun } __packed; 45*4882a593Smuzhiyun 46*4882a593Smuzhiyun struct clp_rsp_slpc { 47*4882a593Smuzhiyun struct clp_rsp_hdr hdr; 48*4882a593Smuzhiyun u32 reserved2[4]; 49*4882a593Smuzhiyun u32 lpif[8]; 50*4882a593Smuzhiyun u32 reserved3[8]; 51*4882a593Smuzhiyun u32 lpic[8]; 52*4882a593Smuzhiyun } __packed; 53*4882a593Smuzhiyun 54*4882a593Smuzhiyun struct clp_req_rsp_slpc { 55*4882a593Smuzhiyun struct clp_req_slpc request; 56*4882a593Smuzhiyun struct clp_rsp_slpc response; 57*4882a593Smuzhiyun } __packed; 58*4882a593Smuzhiyun 59*4882a593Smuzhiyun #endif 60