ca052f7924
PS3 save power on halt:
- Replace infinite busy loops by smarter loops calling
lv1_pause() to save power.
- Add ps3_halt() and ps3_sys_manager_halt().
- Add __noreturn annotations.
Signed-off-by: Geert Uytterhoeven <Geert.Uytterhoeven@sonycom.com>
Signed-off-by: Geoff Levand <geoffrey.levand@am.sony.com>
Signed-off-by: Paul Mackerras <paulus@samba.org>
514 lines
15 KiB
C
514 lines
15 KiB
C
/*
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* PS3 platform declarations.
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*
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* Copyright (C) 2006 Sony Computer Entertainment Inc.
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* Copyright 2006 Sony Corp.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; version 2 of the License.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#if !defined(_ASM_POWERPC_PS3_H)
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#define _ASM_POWERPC_PS3_H
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#include <linux/init.h>
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#include <linux/types.h>
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#include <linux/device.h>
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#include "cell-pmu.h"
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union ps3_firmware_version {
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u64 raw;
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struct {
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u16 pad;
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u16 major;
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u16 minor;
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u16 rev;
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};
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};
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void ps3_get_firmware_version(union ps3_firmware_version *v);
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int ps3_compare_firmware_version(u16 major, u16 minor, u16 rev);
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/* 'Other OS' area */
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enum ps3_param_av_multi_out {
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PS3_PARAM_AV_MULTI_OUT_NTSC = 0,
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PS3_PARAM_AV_MULTI_OUT_PAL_RGB = 1,
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PS3_PARAM_AV_MULTI_OUT_PAL_YCBCR = 2,
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PS3_PARAM_AV_MULTI_OUT_SECAM = 3,
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};
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enum ps3_param_av_multi_out ps3_os_area_get_av_multi_out(void);
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/* dma routines */
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enum ps3_dma_page_size {
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PS3_DMA_4K = 12U,
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PS3_DMA_64K = 16U,
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PS3_DMA_1M = 20U,
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PS3_DMA_16M = 24U,
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};
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enum ps3_dma_region_type {
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PS3_DMA_OTHER = 0,
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PS3_DMA_INTERNAL = 2,
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};
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struct ps3_dma_region_ops;
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/**
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* struct ps3_dma_region - A per device dma state variables structure
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* @did: The HV device id.
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* @page_size: The ioc pagesize.
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* @region_type: The HV region type.
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* @bus_addr: The 'translated' bus address of the region.
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* @len: The length in bytes of the region.
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* @offset: The offset from the start of memory of the region.
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* @ioid: The IOID of the device who owns this region
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* @chunk_list: Opaque variable used by the ioc page manager.
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* @region_ops: struct ps3_dma_region_ops - dma region operations
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*/
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struct ps3_dma_region {
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struct ps3_system_bus_device *dev;
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/* device variables */
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const struct ps3_dma_region_ops *region_ops;
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unsigned char ioid;
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enum ps3_dma_page_size page_size;
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enum ps3_dma_region_type region_type;
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unsigned long len;
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unsigned long offset;
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/* driver variables (set by ps3_dma_region_create) */
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unsigned long bus_addr;
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struct {
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spinlock_t lock;
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struct list_head head;
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} chunk_list;
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};
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struct ps3_dma_region_ops {
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int (*create)(struct ps3_dma_region *);
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int (*free)(struct ps3_dma_region *);
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int (*map)(struct ps3_dma_region *,
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unsigned long virt_addr,
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unsigned long len,
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unsigned long *bus_addr,
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u64 iopte_pp);
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int (*unmap)(struct ps3_dma_region *,
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unsigned long bus_addr,
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unsigned long len);
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};
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/**
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* struct ps3_dma_region_init - Helper to initialize structure variables
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*
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* Helper to properly initialize variables prior to calling
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* ps3_system_bus_device_register.
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*/
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struct ps3_system_bus_device;
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int ps3_dma_region_init(struct ps3_system_bus_device *dev,
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struct ps3_dma_region *r, enum ps3_dma_page_size page_size,
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enum ps3_dma_region_type region_type, void *addr, unsigned long len);
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int ps3_dma_region_create(struct ps3_dma_region *r);
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int ps3_dma_region_free(struct ps3_dma_region *r);
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int ps3_dma_map(struct ps3_dma_region *r, unsigned long virt_addr,
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unsigned long len, unsigned long *bus_addr,
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u64 iopte_pp);
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int ps3_dma_unmap(struct ps3_dma_region *r, unsigned long bus_addr,
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unsigned long len);
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/* mmio routines */
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enum ps3_mmio_page_size {
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PS3_MMIO_4K = 12U,
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PS3_MMIO_64K = 16U
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};
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struct ps3_mmio_region_ops;
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/**
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* struct ps3_mmio_region - a per device mmio state variables structure
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*
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* Current systems can be supported with a single region per device.
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*/
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struct ps3_mmio_region {
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struct ps3_system_bus_device *dev;
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const struct ps3_mmio_region_ops *mmio_ops;
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unsigned long bus_addr;
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unsigned long len;
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enum ps3_mmio_page_size page_size;
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unsigned long lpar_addr;
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};
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struct ps3_mmio_region_ops {
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int (*create)(struct ps3_mmio_region *);
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int (*free)(struct ps3_mmio_region *);
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};
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/**
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* struct ps3_mmio_region_init - Helper to initialize structure variables
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*
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* Helper to properly initialize variables prior to calling
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* ps3_system_bus_device_register.
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*/
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int ps3_mmio_region_init(struct ps3_system_bus_device *dev,
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struct ps3_mmio_region *r, unsigned long bus_addr, unsigned long len,
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enum ps3_mmio_page_size page_size);
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int ps3_mmio_region_create(struct ps3_mmio_region *r);
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int ps3_free_mmio_region(struct ps3_mmio_region *r);
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unsigned long ps3_mm_phys_to_lpar(unsigned long phys_addr);
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/* inrerrupt routines */
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enum ps3_cpu_binding {
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PS3_BINDING_CPU_ANY = -1,
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PS3_BINDING_CPU_0 = 0,
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PS3_BINDING_CPU_1 = 1,
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};
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int ps3_virq_setup(enum ps3_cpu_binding cpu, unsigned long outlet,
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unsigned int *virq);
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int ps3_virq_destroy(unsigned int virq);
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int ps3_irq_plug_setup(enum ps3_cpu_binding cpu, unsigned long outlet,
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unsigned int *virq);
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int ps3_irq_plug_destroy(unsigned int virq);
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int ps3_event_receive_port_setup(enum ps3_cpu_binding cpu, unsigned int *virq);
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int ps3_event_receive_port_destroy(unsigned int virq);
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int ps3_send_event_locally(unsigned int virq);
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int ps3_io_irq_setup(enum ps3_cpu_binding cpu, unsigned int interrupt_id,
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unsigned int *virq);
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int ps3_io_irq_destroy(unsigned int virq);
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int ps3_vuart_irq_setup(enum ps3_cpu_binding cpu, void* virt_addr_bmp,
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unsigned int *virq);
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int ps3_vuart_irq_destroy(unsigned int virq);
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int ps3_spe_irq_setup(enum ps3_cpu_binding cpu, unsigned long spe_id,
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unsigned int class, unsigned int *virq);
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int ps3_spe_irq_destroy(unsigned int virq);
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int ps3_sb_event_receive_port_setup(struct ps3_system_bus_device *dev,
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enum ps3_cpu_binding cpu, unsigned int *virq);
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int ps3_sb_event_receive_port_destroy(struct ps3_system_bus_device *dev,
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unsigned int virq);
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/* lv1 result codes */
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enum lv1_result {
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LV1_SUCCESS = 0,
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/* not used -1 */
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LV1_RESOURCE_SHORTAGE = -2,
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LV1_NO_PRIVILEGE = -3,
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LV1_DENIED_BY_POLICY = -4,
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LV1_ACCESS_VIOLATION = -5,
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LV1_NO_ENTRY = -6,
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LV1_DUPLICATE_ENTRY = -7,
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LV1_TYPE_MISMATCH = -8,
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LV1_BUSY = -9,
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LV1_EMPTY = -10,
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LV1_WRONG_STATE = -11,
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/* not used -12 */
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LV1_NO_MATCH = -13,
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LV1_ALREADY_CONNECTED = -14,
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LV1_UNSUPPORTED_PARAMETER_VALUE = -15,
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LV1_CONDITION_NOT_SATISFIED = -16,
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LV1_ILLEGAL_PARAMETER_VALUE = -17,
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LV1_BAD_OPTION = -18,
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LV1_IMPLEMENTATION_LIMITATION = -19,
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LV1_NOT_IMPLEMENTED = -20,
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LV1_INVALID_CLASS_ID = -21,
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LV1_CONSTRAINT_NOT_SATISFIED = -22,
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LV1_ALIGNMENT_ERROR = -23,
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LV1_HARDWARE_ERROR = -24,
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LV1_INVALID_DATA_FORMAT = -25,
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LV1_INVALID_OPERATION = -26,
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LV1_INTERNAL_ERROR = -32768,
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};
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static inline const char* ps3_result(int result)
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{
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#if defined(DEBUG)
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switch (result) {
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case LV1_SUCCESS:
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return "LV1_SUCCESS (0)";
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case -1:
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return "** unknown result ** (-1)";
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case LV1_RESOURCE_SHORTAGE:
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return "LV1_RESOURCE_SHORTAGE (-2)";
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case LV1_NO_PRIVILEGE:
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return "LV1_NO_PRIVILEGE (-3)";
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case LV1_DENIED_BY_POLICY:
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return "LV1_DENIED_BY_POLICY (-4)";
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case LV1_ACCESS_VIOLATION:
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return "LV1_ACCESS_VIOLATION (-5)";
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case LV1_NO_ENTRY:
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return "LV1_NO_ENTRY (-6)";
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case LV1_DUPLICATE_ENTRY:
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return "LV1_DUPLICATE_ENTRY (-7)";
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case LV1_TYPE_MISMATCH:
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return "LV1_TYPE_MISMATCH (-8)";
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case LV1_BUSY:
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return "LV1_BUSY (-9)";
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case LV1_EMPTY:
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return "LV1_EMPTY (-10)";
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case LV1_WRONG_STATE:
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return "LV1_WRONG_STATE (-11)";
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case -12:
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return "** unknown result ** (-12)";
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case LV1_NO_MATCH:
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return "LV1_NO_MATCH (-13)";
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case LV1_ALREADY_CONNECTED:
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return "LV1_ALREADY_CONNECTED (-14)";
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case LV1_UNSUPPORTED_PARAMETER_VALUE:
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return "LV1_UNSUPPORTED_PARAMETER_VALUE (-15)";
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case LV1_CONDITION_NOT_SATISFIED:
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return "LV1_CONDITION_NOT_SATISFIED (-16)";
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case LV1_ILLEGAL_PARAMETER_VALUE:
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return "LV1_ILLEGAL_PARAMETER_VALUE (-17)";
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case LV1_BAD_OPTION:
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return "LV1_BAD_OPTION (-18)";
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case LV1_IMPLEMENTATION_LIMITATION:
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return "LV1_IMPLEMENTATION_LIMITATION (-19)";
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case LV1_NOT_IMPLEMENTED:
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return "LV1_NOT_IMPLEMENTED (-20)";
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case LV1_INVALID_CLASS_ID:
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return "LV1_INVALID_CLASS_ID (-21)";
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case LV1_CONSTRAINT_NOT_SATISFIED:
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return "LV1_CONSTRAINT_NOT_SATISFIED (-22)";
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case LV1_ALIGNMENT_ERROR:
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return "LV1_ALIGNMENT_ERROR (-23)";
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case LV1_HARDWARE_ERROR:
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return "LV1_HARDWARE_ERROR (-24)";
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case LV1_INVALID_DATA_FORMAT:
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return "LV1_INVALID_DATA_FORMAT (-25)";
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case LV1_INVALID_OPERATION:
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return "LV1_INVALID_OPERATION (-26)";
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case LV1_INTERNAL_ERROR:
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return "LV1_INTERNAL_ERROR (-32768)";
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default:
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BUG();
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return "** unknown result **";
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};
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#else
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return "";
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#endif
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}
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/* system bus routines */
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enum ps3_match_id {
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PS3_MATCH_ID_EHCI = 1,
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PS3_MATCH_ID_OHCI = 2,
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PS3_MATCH_ID_GELIC = 3,
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PS3_MATCH_ID_AV_SETTINGS = 4,
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PS3_MATCH_ID_SYSTEM_MANAGER = 5,
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PS3_MATCH_ID_STOR_DISK = 6,
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PS3_MATCH_ID_STOR_ROM = 7,
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PS3_MATCH_ID_STOR_FLASH = 8,
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PS3_MATCH_ID_SOUND = 9,
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PS3_MATCH_ID_GRAPHICS = 10,
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PS3_MATCH_ID_LPM = 11,
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};
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#define PS3_MODULE_ALIAS_EHCI "ps3:1"
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#define PS3_MODULE_ALIAS_OHCI "ps3:2"
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#define PS3_MODULE_ALIAS_GELIC "ps3:3"
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#define PS3_MODULE_ALIAS_AV_SETTINGS "ps3:4"
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#define PS3_MODULE_ALIAS_SYSTEM_MANAGER "ps3:5"
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#define PS3_MODULE_ALIAS_STOR_DISK "ps3:6"
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#define PS3_MODULE_ALIAS_STOR_ROM "ps3:7"
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#define PS3_MODULE_ALIAS_STOR_FLASH "ps3:8"
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#define PS3_MODULE_ALIAS_SOUND "ps3:9"
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#define PS3_MODULE_ALIAS_GRAPHICS "ps3:10"
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#define PS3_MODULE_ALIAS_LPM "ps3:11"
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enum ps3_system_bus_device_type {
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PS3_DEVICE_TYPE_IOC0 = 1,
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PS3_DEVICE_TYPE_SB,
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PS3_DEVICE_TYPE_VUART,
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PS3_DEVICE_TYPE_LPM,
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};
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/**
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* struct ps3_system_bus_device - a device on the system bus
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*/
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struct ps3_system_bus_device {
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enum ps3_match_id match_id;
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enum ps3_system_bus_device_type dev_type;
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u64 bus_id; /* SB */
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u64 dev_id; /* SB */
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unsigned int interrupt_id; /* SB */
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struct ps3_dma_region *d_region; /* SB, IOC0 */
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struct ps3_mmio_region *m_region; /* SB, IOC0*/
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unsigned int port_number; /* VUART */
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struct { /* LPM */
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u64 node_id;
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u64 pu_id;
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u64 rights;
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} lpm;
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/* struct iommu_table *iommu_table; -- waiting for BenH's cleanups */
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struct device core;
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void *driver_priv; /* private driver variables */
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};
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int ps3_open_hv_device(struct ps3_system_bus_device *dev);
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int ps3_close_hv_device(struct ps3_system_bus_device *dev);
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/**
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* struct ps3_system_bus_driver - a driver for a device on the system bus
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*/
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struct ps3_system_bus_driver {
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enum ps3_match_id match_id;
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struct device_driver core;
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int (*probe)(struct ps3_system_bus_device *);
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int (*remove)(struct ps3_system_bus_device *);
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int (*shutdown)(struct ps3_system_bus_device *);
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/* int (*suspend)(struct ps3_system_bus_device *, pm_message_t); */
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/* int (*resume)(struct ps3_system_bus_device *); */
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};
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int ps3_system_bus_device_register(struct ps3_system_bus_device *dev);
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int ps3_system_bus_driver_register(struct ps3_system_bus_driver *drv);
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void ps3_system_bus_driver_unregister(struct ps3_system_bus_driver *drv);
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static inline struct ps3_system_bus_driver *ps3_drv_to_system_bus_drv(
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struct device_driver *_drv)
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{
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return container_of(_drv, struct ps3_system_bus_driver, core);
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}
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static inline struct ps3_system_bus_device *ps3_dev_to_system_bus_dev(
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struct device *_dev)
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{
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return container_of(_dev, struct ps3_system_bus_device, core);
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}
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static inline struct ps3_system_bus_driver *
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ps3_system_bus_dev_to_system_bus_drv(struct ps3_system_bus_device *_dev)
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{
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BUG_ON(!_dev);
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BUG_ON(!_dev->core.driver);
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return ps3_drv_to_system_bus_drv(_dev->core.driver);
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}
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/**
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* ps3_system_bus_set_drvdata -
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* @dev: device structure
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* @data: Data to set
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*/
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static inline void ps3_system_bus_set_driver_data(
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struct ps3_system_bus_device *dev, void *data)
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{
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dev->core.driver_data = data;
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}
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static inline void *ps3_system_bus_get_driver_data(
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struct ps3_system_bus_device *dev)
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{
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return dev->core.driver_data;
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}
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/* These two need global scope for get_dma_ops(). */
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extern struct bus_type ps3_system_bus_type;
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/* system manager */
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struct ps3_sys_manager_ops {
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struct ps3_system_bus_device *dev;
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void (*power_off)(struct ps3_system_bus_device *dev);
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void (*restart)(struct ps3_system_bus_device *dev);
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};
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void ps3_sys_manager_register_ops(const struct ps3_sys_manager_ops *ops);
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void __noreturn ps3_sys_manager_power_off(void);
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void __noreturn ps3_sys_manager_restart(void);
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void __noreturn ps3_sys_manager_halt(void);
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struct ps3_prealloc {
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const char *name;
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void *address;
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unsigned long size;
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unsigned long align;
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};
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extern struct ps3_prealloc ps3fb_videomemory;
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extern struct ps3_prealloc ps3flash_bounce_buffer;
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/* logical performance monitor */
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/**
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* enum ps3_lpm_rights - Rigths granted by the system policy module.
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*
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* @PS3_LPM_RIGHTS_USE_LPM: The right to use the lpm.
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* @PS3_LPM_RIGHTS_USE_TB: The right to use the internal trace buffer.
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*/
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enum ps3_lpm_rights {
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PS3_LPM_RIGHTS_USE_LPM = 0x001,
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PS3_LPM_RIGHTS_USE_TB = 0x100,
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};
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/**
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* enum ps3_lpm_tb_type - Type of trace buffer lv1 should use.
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*
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* @PS3_LPM_TB_TYPE_NONE: Do not use a trace buffer.
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* @PS3_LPM_RIGHTS_USE_TB: Use the lv1 internal trace buffer. Must have
|
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* rights @PS3_LPM_RIGHTS_USE_TB.
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|
*/
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|
|
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enum ps3_lpm_tb_type {
|
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PS3_LPM_TB_TYPE_NONE = 0,
|
|
PS3_LPM_TB_TYPE_INTERNAL = 1,
|
|
};
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|
|
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int ps3_lpm_open(enum ps3_lpm_tb_type tb_type, void *tb_cache,
|
|
u64 tb_cache_size);
|
|
int ps3_lpm_close(void);
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|
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);
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|
|
|
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
|