diff options
Diffstat (limited to 'drivers/misc/sgi-gru/grulib.h')
| -rw-r--r-- | drivers/misc/sgi-gru/grulib.h | 69 |
1 files changed, 65 insertions, 4 deletions
diff --git a/drivers/misc/sgi-gru/grulib.h b/drivers/misc/sgi-gru/grulib.h index e56e196a699..889bc442a3e 100644 --- a/drivers/misc/sgi-gru/grulib.h +++ b/drivers/misc/sgi-gru/grulib.h @@ -32,8 +32,8 @@ /* Set Number of Request Blocks */ #define GRU_CREATE_CONTEXT _IOWR(GRU_IOCTL_NUM, 1, void *) -/* Register task as using the slice */ -#define GRU_SET_TASK_SLICE _IOWR(GRU_IOCTL_NUM, 5, void *) +/* Set Context Options */ +#define GRU_SET_CONTEXT_OPTION _IOWR(GRU_IOCTL_NUM, 4, void *) /* Fetch exception detail */ #define GRU_USER_GET_EXCEPTION_DETAIL _IOWR(GRU_IOCTL_NUM, 6, void *) @@ -44,8 +44,11 @@ /* For user unload context */ #define GRU_USER_UNLOAD_CONTEXT _IOWR(GRU_IOCTL_NUM, 9, void *) -/* 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 getting gseg statistics */ +#define GRU_GET_GSEG_STATISTICS _IOWR(GRU_IOCTL_NUM, 12, void *) /* For user TLB flushing (primarily for tests) */ #define GRU_USER_FLUSH_TLB _IOWR(GRU_IOCTL_NUM, 50, void *) @@ -53,8 +56,26 @@ /* Get some config options (primarily for tests & emulator) */ #define GRU_GET_CONFIG_INFO _IOWR(GRU_IOCTL_NUM, 51, void *) +/* Various kernel self-tests */ +#define GRU_KTEST _IOWR(GRU_IOCTL_NUM, 52, void *) + #define CONTEXT_WINDOW_BYTES(th) (GRU_GSEG_PAGESIZE * (th)) #define THREAD_POINTER(p, th) (p + GRU_GSEG_PAGESIZE * (th)) +#define GSEG_START(cb) ((void *)((unsigned long)(cb) & ~(GRU_GSEG_PAGESIZE - 1))) + +/* + * Statictics kept on a per-GTS basis. + */ +struct gts_statistics { + unsigned long fmm_tlbdropin; + unsigned long upm_tlbdropin; + unsigned long context_stolen; +}; + +struct gru_get_gseg_statistics_req { + unsigned long gseg; + struct gts_statistics stats; +}; /* * Structure used to pass TLB flush parameters to the driver @@ -75,6 +96,16 @@ struct gru_unload_context_req { }; /* + * Structure used to set context options + */ +enum {sco_gseg_owner, sco_cch_req_slice}; +struct gru_set_context_option_req { + unsigned long gseg; + int op; + unsigned long val1; +}; + +/* * Structure used to pass TLB flush parameters to the driver */ struct gru_flush_tlb_req { @@ -84,6 +115,36 @@ 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; + unsigned 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 int 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 { |