diff options
Diffstat (limited to 'drivers/misc/sgi-gru/grulib.h')
| -rw-r--r-- | drivers/misc/sgi-gru/grulib.h | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/drivers/misc/sgi-gru/grulib.h b/drivers/misc/sgi-gru/grulib.h index e56e196a6998..6ab872665e7f 100644 --- a/drivers/misc/sgi-gru/grulib.h +++ b/drivers/misc/sgi-gru/grulib.h @@ -47,6 +47,9 @@ /* For fetching GRU chiplet status */ #define GRU_GET_CHIPLET_STATUS _IOWR(GRU_IOCTL_NUM, 10, void *) +/* For dumpping GRU chiplet state */ +#define GRU_DUMP_CHIPLET_STATE _IOWR(GRU_IOCTL_NUM, 11, void *) + /* For user TLB flushing (primarily for tests) */ #define GRU_USER_FLUSH_TLB _IOWR(GRU_IOCTL_NUM, 50, void *) @@ -84,6 +87,36 @@ struct gru_flush_tlb_req { }; /* + * Structure used to pass TLB flush parameters to the driver + */ +enum {dcs_pid, dcs_gid}; +struct gru_dump_chiplet_state_req { + unsigned int op; + int gid; + int ctxnum; + char data_opt; + char lock_cch; + pid_t pid; + void *buf; + size_t buflen; + /* ---- output --- */ + unsigned int num_contexts; +}; + +#define GRU_DUMP_MAGIC 0x3474ab6c +struct gru_dump_context_header { + unsigned int magic; + unsigned char gid; + unsigned char ctxnum; + unsigned char cbrcnt; + unsigned char dsrcnt; + pid_t pid; + unsigned long vaddr; + int cch_locked; + unsigned long data[0]; +}; + +/* * GRU configuration info (temp - for testing) */ struct gru_config_info { |