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| author | Linus Torvalds <torvalds@g5.osdl.org> | 2006-10-05 02:01:28 (GMT) |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-10-05 02:01:28 (GMT) |
| commit | a43cdf08a1b1ab3c013059b5fa4c1b7561e53cb7 (patch) | |
| tree | 1d36874f77855cdfdaf4a86542933b1277162607 /include | |
| parent | 97d41e90fe61399b99d74820cb7f2d6e0fbac91d (diff) | |
| parent | 43b4f4061cf54aa225a1e94a969450ccf5305cd9 (diff) | |
| download | linux-a43cdf08a1b1ab3c013059b5fa4c1b7561e53cb7.tar.xz | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc
* git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc:
[POWERPC] cell: fix bugs found by sparse
[POWERPC] spiderpic: enable new style devtree support
[POWERPC] Update cell_defconfig
[POWERPC] spufs: add infrastructure for finding elf objects
[POWERPC] spufs: support new OF device tree format
[POWERPC] spufs: add support for read/write on cntl
[POWERPC] spufs: remove support for ancient firmware
[POWERPC] spufs: make mailbox functions handle multiple elements
[POWERPC] spufs: use correct pg_prot for mapping SPU local store
[POWERPC] spufs: Add infrastructure needed for gang scheduling
[POWERPC] spufs: implement error event delivery to user space
[POWERPC] spufs: fix context switch during page fault
[POWERPC] spufs: scheduler support for NUMA.
[POWERPC] spufs: cell spu problem state mapping updates
Diffstat (limited to 'include')
| -rw-r--r-- | include/asm-powerpc/spu.h | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/include/asm-powerpc/spu.h b/include/asm-powerpc/spu.h index b42b53c..e73ea00 100644 --- a/include/asm-powerpc/spu.h +++ b/include/asm-powerpc/spu.h @@ -138,6 +138,7 @@ struct spu { void (* ibox_callback)(struct spu *spu); void (* stop_callback)(struct spu *spu); void (* mfc_callback)(struct spu *spu); + void (* dma_callback)(struct spu *spu, int type); char irq_c0[8]; char irq_c1[8]; @@ -147,6 +148,7 @@ struct spu { }; struct spu *spu_alloc(void); +struct spu *spu_alloc_node(int node); void spu_free(struct spu *spu); int spu_irq_class_0_bottom(struct spu *spu); int spu_irq_class_1_bottom(struct spu *spu); @@ -168,6 +170,22 @@ extern struct spufs_calls { struct module *owner; } spufs_calls; +/* return status from spu_run, same as in libspe */ +#define SPE_EVENT_DMA_ALIGNMENT 0x0008 /*A DMA alignment error */ +#define SPE_EVENT_SPE_ERROR 0x0010 /*An illegal instruction error*/ +#define SPE_EVENT_SPE_DATA_SEGMENT 0x0020 /*A DMA segmentation error */ +#define SPE_EVENT_SPE_DATA_STORAGE 0x0040 /*A DMA storage error */ +#define SPE_EVENT_INVALID_DMA 0x0800 /* Invalid MFC DMA */ + +/* + * Flags for sys_spu_create. + */ +#define SPU_CREATE_EVENTS_ENABLED 0x0001 +#define SPU_CREATE_GANG 0x0002 + +#define SPU_CREATE_FLAG_ALL 0x0003 /* mask of all valid flags */ + + #ifdef CONFIG_SPU_FS_MODULE int register_spu_syscalls(struct spufs_calls *calls); void unregister_spu_syscalls(struct spufs_calls *calls); @@ -183,6 +201,24 @@ static inline void unregister_spu_syscalls(struct spufs_calls *calls) /* + * Notifier blocks: + * + * oprofile can get notified when a context switch is performed + * on an spe. The notifer function that gets called is passed + * a pointer to the SPU structure as well as the object-id that + * identifies the binary running on that SPU now. + * + * For a context save, the object-id that is passed is zero, + * identifying that the kernel will run from that moment on. + * + * For a context restore, the object-id is the value written + * to object-id spufs file from user space and the notifer + * function can assume that spu->ctx is valid. + */ +int spu_switch_event_register(struct notifier_block * n); +int spu_switch_event_unregister(struct notifier_block * n); + +/* * This defines the Local Store, Problem Area and Privlege Area of an SPU. */ |