linux-sg2042/arch/s390/include/asm/clp.h

29 lines
827 B
C

#ifndef _ASM_S390_CLP_H
#define _ASM_S390_CLP_H
/* CLP common request & response block size */
#define CLP_BLK_SIZE PAGE_SIZE
struct clp_req_hdr {
u16 len;
u16 cmd;
} __packed;
struct clp_rsp_hdr {
u16 len;
u16 rsp;
} __packed;
/* CLP Response Codes */
#define CLP_RC_OK 0x0010 /* Command request successfully */
#define CLP_RC_CMD 0x0020 /* Command code not recognized */
#define CLP_RC_PERM 0x0030 /* Command not authorized */
#define CLP_RC_FMT 0x0040 /* Invalid command request format */
#define CLP_RC_LEN 0x0050 /* Invalid command request length */
#define CLP_RC_8K 0x0060 /* Command requires 8K LPCB */
#define CLP_RC_RESNOT0 0x0070 /* Reserved field not zero */
#define CLP_RC_NODATA 0x0080 /* No data available */
#define CLP_RC_FC_UNKNOWN 0x0100 /* Function code not recognized */
#endif