dcbd16d511
Signed-off-by: Sebastian Ott <sebott@linux.vnet.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
107 lines
2.4 KiB
C
107 lines
2.4 KiB
C
#ifndef S390_CHSC_H
|
|
#define S390_CHSC_H
|
|
|
|
#include <linux/types.h>
|
|
#include <linux/device.h>
|
|
#include <asm/chpid.h>
|
|
#include <asm/chsc.h>
|
|
#include <asm/schid.h>
|
|
|
|
#define CHSC_SDA_OC_MSS 0x2
|
|
|
|
struct chsc_header {
|
|
u16 length;
|
|
u16 code;
|
|
} __attribute__ ((packed));
|
|
|
|
#define NR_MEASUREMENT_CHARS 5
|
|
struct cmg_chars {
|
|
u32 values[NR_MEASUREMENT_CHARS];
|
|
} __attribute__ ((packed));
|
|
|
|
#define NR_MEASUREMENT_ENTRIES 8
|
|
struct cmg_entry {
|
|
u32 values[NR_MEASUREMENT_ENTRIES];
|
|
} __attribute__ ((packed));
|
|
|
|
struct channel_path_desc {
|
|
u8 flags;
|
|
u8 lsn;
|
|
u8 desc;
|
|
u8 chpid;
|
|
u8 swla;
|
|
u8 zeroes;
|
|
u8 chla;
|
|
u8 chpp;
|
|
} __attribute__ ((packed));
|
|
|
|
struct channel_path;
|
|
|
|
struct css_general_char {
|
|
u64 : 12;
|
|
u32 dynio : 1; /* bit 12 */
|
|
u32 : 28;
|
|
u32 aif : 1; /* bit 41 */
|
|
u32 : 3;
|
|
u32 mcss : 1; /* bit 45 */
|
|
u32 fcs : 1; /* bit 46 */
|
|
u32 : 1;
|
|
u32 ext_mb : 1; /* bit 48 */
|
|
u32 : 7;
|
|
u32 aif_tdd : 1; /* bit 56 */
|
|
u32 : 1;
|
|
u32 qebsm : 1; /* bit 58 */
|
|
u32 : 8;
|
|
u32 aif_osa : 1; /* bit 67 */
|
|
u32 : 14;
|
|
u32 cib : 1; /* bit 82 */
|
|
u32 : 5;
|
|
u32 fcx : 1; /* bit 88 */
|
|
u32 : 7;
|
|
}__attribute__((packed));
|
|
|
|
struct css_chsc_char {
|
|
u64 res;
|
|
u64 : 20;
|
|
u32 secm : 1; /* bit 84 */
|
|
u32 : 1;
|
|
u32 scmc : 1; /* bit 86 */
|
|
u32 : 20;
|
|
u32 scssc : 1; /* bit 107 */
|
|
u32 scsscf : 1; /* bit 108 */
|
|
u32 : 19;
|
|
}__attribute__((packed));
|
|
|
|
extern struct css_general_char css_general_characteristics;
|
|
extern struct css_chsc_char css_chsc_characteristics;
|
|
|
|
struct chsc_ssd_info {
|
|
u8 path_mask;
|
|
u8 fla_valid_mask;
|
|
struct chp_id chpid[8];
|
|
u16 fla[8];
|
|
};
|
|
extern int chsc_get_ssd_info(struct subchannel_id schid,
|
|
struct chsc_ssd_info *ssd);
|
|
extern int chsc_determine_css_characteristics(void);
|
|
extern int chsc_alloc_sei_area(void);
|
|
extern void chsc_free_sei_area(void);
|
|
|
|
extern int chsc_enable_facility(int);
|
|
struct channel_subsystem;
|
|
extern int chsc_secm(struct channel_subsystem *, int);
|
|
int __chsc_do_secm(struct channel_subsystem *css, int enable, void *page);
|
|
|
|
int chsc_chp_vary(struct chp_id chpid, int on);
|
|
int chsc_determine_channel_path_desc(struct chp_id chpid, int fmt, int rfmt,
|
|
int c, int m,
|
|
struct chsc_response_struct *resp);
|
|
int chsc_determine_base_channel_path_desc(struct chp_id chpid,
|
|
struct channel_path_desc *desc);
|
|
void chsc_chp_online(struct chp_id chpid);
|
|
void chsc_chp_offline(struct chp_id chpid);
|
|
int chsc_get_channel_measurement_chars(struct channel_path *chp);
|
|
|
|
int chsc_error_from_response(int response);
|
|
|
|
#endif
|