diff options
Diffstat (limited to 'drivers/s390/char/sclp.h')
| -rw-r--r-- | drivers/s390/char/sclp.h | 57 |
1 files changed, 55 insertions, 2 deletions
diff --git a/drivers/s390/char/sclp.h b/drivers/s390/char/sclp.h index 6bb5a6bdfab..a68b5ec7d04 100644 --- a/drivers/s390/char/sclp.h +++ b/drivers/s390/char/sclp.h @@ -1,5 +1,5 @@ /* - * Copyright IBM Corp. 1999, 2009 + * Copyright IBM Corp. 1999,2012 * * Author(s): Martin Peschke <mpeschke@de.ibm.com> * Martin Schwidefsky <schwidefsky@de.ibm.com> @@ -15,7 +15,7 @@ /* maximum number of pages concerning our own memory management */ #define MAX_KMEM_PAGES (sizeof(unsigned long) << 3) -#define MAX_CONSOLE_PAGES 6 +#define SCLP_CONSOLE_PAGES 6 #define EVTYP_OPCMD 0x01 #define EVTYP_MSG 0x02 @@ -28,6 +28,7 @@ #define EVTYP_CONFMGMDATA 0x04 #define EVTYP_SDIAS 0x1C #define EVTYP_ASYNC 0x0A +#define EVTYP_OCF 0x1E #define EVTYP_OPCMD_MASK 0x80000000 #define EVTYP_MSG_MASK 0x40000000 @@ -40,6 +41,7 @@ #define EVTYP_CONFMGMDATA_MASK 0x10000000 #define EVTYP_SDIAS_MASK 0x00000010 #define EVTYP_ASYNC_MASK 0x00400000 +#define EVTYP_OCF_MASK 0x00000004 #define GNRLMSGFLGS_DOM 0x8000 #define GNRLMSGFLGS_SNDALRM 0x4000 @@ -86,11 +88,23 @@ struct sccb_header { u16 response_code; } __attribute__((packed)); +struct init_sccb { + struct sccb_header header; + u16 _reserved; + u16 mask_length; + sccb_mask_t receive_mask; + sccb_mask_t send_mask; + sccb_mask_t sclp_receive_mask; + sccb_mask_t sclp_send_mask; +} __attribute__((packed)); + extern u64 sclp_facilities; + #define SCLP_HAS_CHP_INFO (sclp_facilities & 0x8000000000000000ULL) #define SCLP_HAS_CHP_RECONFIG (sclp_facilities & 0x2000000000000000ULL) #define SCLP_HAS_CPU_INFO (sclp_facilities & 0x0800000000000000ULL) #define SCLP_HAS_CPU_RECONFIG (sclp_facilities & 0x0400000000000000ULL) +#define SCLP_HAS_PCI_RECONFIG (sclp_facilities & 0x0000000040000000ULL) struct gds_subvector { @@ -119,6 +133,11 @@ struct sclp_req { /* Callback that is called after reaching final status. */ void (*callback)(struct sclp_req *, void *data); void *callback_data; + int queue_timeout; /* request queue timeout (sec), set by + caller of sclp_add_request(), if + needed */ + /* Internal fields */ + unsigned long queue_expires; /* request queue timeout (jiffies) */ }; #define SCLP_REQ_FILLED 0x00 /* request is ready to be processed */ @@ -126,6 +145,9 @@ struct sclp_req { #define SCLP_REQ_RUNNING 0x02 /* request is currently running */ #define SCLP_REQ_DONE 0x03 /* request is completed successfully */ #define SCLP_REQ_FAILED 0x05 /* request is finally failed */ +#define SCLP_REQ_QUEUED_TIMEOUT 0x06 /* request on queue timed out */ + +#define SCLP_QUEUE_INTERVAL 5 /* timeout interval for request queue */ /* function pointers that a high level driver has to use for registration */ /* of some routines it wants to be called from the low level driver */ @@ -158,10 +180,19 @@ int sclp_remove_processed(struct sccb_header *sccb); int sclp_deactivate(void); int sclp_reactivate(void); int sclp_service_call(sclp_cmdw_t command, void *sccb); +int sclp_sync_request(sclp_cmdw_t command, void *sccb); +int sclp_sync_request_timeout(sclp_cmdw_t command, void *sccb, int timeout); int sclp_sdias_init(void); void sclp_sdias_exit(void); +extern int sclp_console_pages; +extern int sclp_console_drop; +extern unsigned long sclp_console_full; +extern u8 sclp_fac84; +extern unsigned long long sclp_rzm; +extern unsigned long long sclp_rnmax; + /* useful inlines */ /* VM uses EBCDIC 037, LPAR+native(SE+HMC) use EBCDIC 500 */ @@ -186,4 +217,26 @@ sclp_ascebc_str(unsigned char *str, int nr) (MACHINE_IS_VM) ? ASCEBC(str, nr) : ASCEBC_500(str, nr); } +static inline struct gds_vector * +sclp_find_gds_vector(void *start, void *end, u16 id) +{ + struct gds_vector *v; + + for (v = start; (void *) v < end; v = (void *) v + v->length) + if (v->gds_id == id) + return v; + return NULL; +} + +static inline struct gds_subvector * +sclp_find_gds_subvector(void *start, void *end, u8 key) +{ + struct gds_subvector *sv; + + for (sv = start; (void *) sv < end; sv = (void *) sv + sv->length) + if (sv->key == key) + return sv; + return NULL; +} + #endif /* __SCLP_H__ */ |