#include <asm/spu_csa.h>
#include <asm/spu_info.h>
+#define SPUFS_PS_MAP_SIZE 0x20000
+#define SPUFS_MFC_MAP_SIZE 0x1000
+#define SPUFS_CNTL_MAP_SIZE 0x1000
+#define SPUFS_CNTL_MAP_SIZE 0x1000
+#define SPUFS_SIGNAL_MAP_SIZE PAGE_SIZE
+#define SPUFS_MSS_MAP_SIZE 0x1000
+
/* The magic number for our file system */
enum {
SPUFS_MAGIC = 0x23c9b64e,
SPU_SCHED_SPU_RUN, /* context is within spu_run */
};
+enum {
+ SWITCH_LOG_BUFSIZE = 4096,
+};
+
+enum {
+ SWITCH_LOG_START,
+ SWITCH_LOG_STOP,
+ SWITCH_LOG_EXIT,
+};
+
+struct switch_log {
+ spinlock_t lock;
+ wait_queue_head_t wait;
+ unsigned long head;
+ unsigned long tail;
+ struct switch_log_entry {
+ struct timespec tstamp;
+ s32 spu_id;
+ u32 type;
+ u32 val;
+ u64 timebase;
+ } log[];
+};
+
struct spu_context {
struct spu *spu; /* pointer to a physical SPU */
struct spu_state csa; /* SPU context save area. */
cpumask_t cpus_allowed;
int policy;
int prio;
+ int last_ran;
/* statistics */
struct {
unsigned long long libassist;
} stats;
+ /* context switch log */
+ struct switch_log *switch_log;
+
struct list_head aff_list;
int aff_head;
int aff_offset;
#define SPUFS_I(inode) \
container_of(inode, struct spufs_inode_info, vfs_inode)
-extern struct tree_descr spufs_dir_contents[];
-extern struct tree_descr spufs_dir_nosched_contents[];
+struct spufs_tree_descr {
+ const char *name;
+ const struct file_operations *ops;
+ int mode;
+ size_t size;
+};
+
+extern struct spufs_tree_descr spufs_dir_contents[];
+extern struct spufs_tree_descr spufs_dir_nosched_contents[];
+extern struct spufs_tree_descr spufs_dir_debug_contents[];
/* system call implementation */
extern struct spufs_calls spufs_calls;
void spu_deactivate(struct spu_context *ctx);
void spu_yield(struct spu_context *ctx);
void spu_switch_notify(struct spu *spu, struct spu_context *ctx);
+void spu_switch_log_notify(struct spu *spu, struct spu_context *ctx,
+ u32 type, u32 val);
void spu_set_timeslice(struct spu_context *ctx);
void spu_update_sched_info(struct spu_context *ctx);
void __spu_update_sched_info(struct spu_context *ctx);
/* irq callback funcs. */
void spufs_ibox_callback(struct spu *spu);
void spufs_wbox_callback(struct spu *spu);
-void spufs_stop_callback(struct spu *spu);
+void spufs_stop_callback(struct spu *spu, int irq);
void spufs_mfc_callback(struct spu *spu);
void spufs_dma_callback(struct spu *spu, int type);
enum spu_utilization_state new_state);
#define spu_context_trace(name, ctx, spu) \
- trace_mark(name, "%p %p", ctx, spu);
+ trace_mark(name, "ctx %p spu %p", ctx, spu);
#define spu_context_nospu_trace(name, ctx) \
- trace_mark(name, "%p", ctx);
+ trace_mark(name, "ctx %p", ctx);
#endif