251 lines
7.1 KiB
C
251 lines
7.1 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/compiler.h> /* for __deprecated */
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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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/**
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* struct ps3_device_id - HV bus device identifier from the system repository
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* @bus_id: HV bus id, {1..} (zero invalid)
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* @dev_id: HV device id, {0..}
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*/
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struct ps3_device_id {
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unsigned int bus_id;
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unsigned int dev_id;
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};
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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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/**
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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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* @chunk_list: Opaque variable used by the ioc page manager.
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*/
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struct ps3_dma_region {
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struct ps3_device_id did;
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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 bus_addr;
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unsigned long len;
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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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/**
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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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static inline void ps3_dma_region_init(struct ps3_dma_region *r,
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const struct ps3_device_id* did, enum ps3_dma_page_size page_size,
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enum ps3_dma_region_type region_type)
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{
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r->did = *did;
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r->page_size = page_size;
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r->region_type = region_type;
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}
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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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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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/**
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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_device_id did;
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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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/**
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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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static inline void ps3_mmio_region_init(struct ps3_mmio_region *r,
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const struct ps3_device_id* did, unsigned long bus_addr,
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unsigned long len, enum ps3_mmio_page_size page_size)
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{
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r->did = *did;
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r->bus_addr = bus_addr;
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r->len = len;
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r->page_size = page_size;
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}
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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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int ps3_alloc_io_irq(unsigned int interrupt_id, unsigned int *virq);
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int ps3_free_io_irq(unsigned int virq);
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int ps3_alloc_event_irq(unsigned int *virq);
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int ps3_free_event_irq(unsigned int virq);
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int ps3_send_event_locally(unsigned int virq);
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int ps3_connect_event_irq(const struct ps3_device_id *did,
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unsigned int interrupt_id, unsigned int *virq);
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int ps3_disconnect_event_irq(const struct ps3_device_id *did,
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unsigned int interrupt_id, unsigned int virq);
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int ps3_alloc_vuart_irq(void* virt_addr_bmp, unsigned int *virq);
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int ps3_free_vuart_irq(unsigned int virq);
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int ps3_alloc_spe_irq(unsigned long spe_id, unsigned int class,
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unsigned int *virq);
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int ps3_free_spe_irq(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_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_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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#endif
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