diff options
author | Takashi Yamamoto <TakashiA.Yamamoto@jp.sony.com> | 2008-01-19 07:32:46 +1100 |
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committer | Paul Mackerras <paulus@samba.org> | 2008-01-25 22:52:53 +1100 |
commit | 781749a46b34dc5c9e4000df7b9d37d675c17463 (patch) | |
tree | 98b51b049f48804978c9139db6427945a1186963 /include | |
parent | ed7570022a42a60ecb67c53f429bc96c7bc5597d (diff) | |
download | op-kernel-dev-781749a46b34dc5c9e4000df7b9d37d675c17463.zip op-kernel-dev-781749a46b34dc5c9e4000df7b9d37d675c17463.tar.gz |
[POWERPC] PS3: Add logical performance monitor driver support
Add PS3 logical performance monitor (lpm) device driver.
The PS3's LV1 hypervisor provides a Logical Performance Monitor that
abstracts the Cell processor's performance monitor features for use
by guest operating systems.
Signed-off-by: Takashi Yamamoto <TakashiA.Yamamoto@jp.sony.com>
Signed-off-by: Geoff Levand <geoffrey.levand@am.sony.com>
Signed-off-by: Paul Mackerras <paulus@samba.org>
Diffstat (limited to 'include')
-rw-r--r-- | include/asm-powerpc/ps3.h | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/include/asm-powerpc/ps3.h b/include/asm-powerpc/ps3.h index 001121b..2b69367 100644 --- a/include/asm-powerpc/ps3.h +++ b/include/asm-powerpc/ps3.h @@ -24,6 +24,7 @@ #include <linux/init.h> #include <linux/types.h> #include <linux/device.h> +#include "cell-pmu.h" union ps3_firmware_version { u64 raw; @@ -446,5 +447,66 @@ struct ps3_prealloc { extern struct ps3_prealloc ps3fb_videomemory; extern struct ps3_prealloc ps3flash_bounce_buffer; +/* logical performance monitor */ + +/** + * enum ps3_lpm_rights - Rigths granted by the system policy module. + * + * @PS3_LPM_RIGHTS_USE_LPM: The right to use the lpm. + * @PS3_LPM_RIGHTS_USE_TB: The right to use the internal trace buffer. + */ + +enum ps3_lpm_rights { + PS3_LPM_RIGHTS_USE_LPM = 0x001, + PS3_LPM_RIGHTS_USE_TB = 0x100, +}; + +/** + * enum ps3_lpm_tb_type - Type of trace buffer lv1 should use. + * + * @PS3_LPM_TB_TYPE_NONE: Do not use a trace buffer. + * @PS3_LPM_RIGHTS_USE_TB: Use the lv1 internal trace buffer. Must have + * rights @PS3_LPM_RIGHTS_USE_TB. + */ + +enum ps3_lpm_tb_type { + PS3_LPM_TB_TYPE_NONE = 0, + PS3_LPM_TB_TYPE_INTERNAL = 1, +}; + +int ps3_lpm_open(enum ps3_lpm_tb_type tb_type, void *tb_cache, + u64 tb_cache_size); +int ps3_lpm_close(void); +int ps3_lpm_copy_tb(unsigned long offset, void *buf, unsigned long count, + unsigned long *bytes_copied); +int ps3_lpm_copy_tb_to_user(unsigned long offset, void __user *buf, + unsigned long count, unsigned long *bytes_copied); +void ps3_set_bookmark(u64 bookmark); +void ps3_set_pm_bookmark(u64 tag, u64 incident, u64 th_id); +int ps3_set_signal(u64 rtas_signal_group, u8 signal_bit, u16 sub_unit, + u8 bus_word); + +u32 ps3_read_phys_ctr(u32 cpu, u32 phys_ctr); +void ps3_write_phys_ctr(u32 cpu, u32 phys_ctr, u32 val); +u32 ps3_read_ctr(u32 cpu, u32 ctr); +void ps3_write_ctr(u32 cpu, u32 ctr, u32 val); + +u32 ps3_read_pm07_control(u32 cpu, u32 ctr); +void ps3_write_pm07_control(u32 cpu, u32 ctr, u32 val); +u32 ps3_read_pm(u32 cpu, enum pm_reg_name reg); +void ps3_write_pm(u32 cpu, enum pm_reg_name reg, u32 val); + +u32 ps3_get_ctr_size(u32 cpu, u32 phys_ctr); +void ps3_set_ctr_size(u32 cpu, u32 phys_ctr, u32 ctr_size); + +void ps3_enable_pm(u32 cpu); +void ps3_disable_pm(u32 cpu); +void ps3_enable_pm_interrupts(u32 cpu, u32 thread, u32 mask); +void ps3_disable_pm_interrupts(u32 cpu); + +u32 ps3_get_and_clear_pm_interrupts(u32 cpu); +void ps3_sync_irq(int node); +u32 ps3_get_hw_thread_id(int cpu); +u64 ps3_get_spe_id(void *arg); #endif |