/*
* PS3 platform declarations.
*
* Copyright (C) 2006 Sony Computer Entertainment Inc.
* Copyright 2006 Sony Corp.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#if !defined(_ASM_POWERPC_PS3_H)
#define _ASM_POWERPC_PS3_H
#include <linux/init.h>
#include <linux/types.h>
#include <linux/device.h>
union ps3_firmware_version {
u64 raw;
struct {
u16 pad;
u16 major;
u16 minor;
u16 rev;
};
};
int ps3_get_firmware_version(union ps3_firmware_version *v);
/* 'Other OS' area */
enum ps3_param_av_multi_out {
PS3_PARAM_AV_MULTI_OUT_NTSC = 0,
PS3_PARAM_AV_MULTI_OUT_PAL_RGB = 1,
PS3_PARAM_AV_MULTI_OUT_PAL_YCBCR = 2,
PS3_PARAM_AV_MULTI_OUT_SECAM = 3,
};
enum ps3_param_av_multi_out ps3_os_area_get_av_multi_out(void);
/**
* struct ps3_device_id - HV bus device identifier from the system repository
* @bus_id: HV bus id, {1..} (zero invalid)
* @dev_id: HV device id, {0..}
*/
struct ps3_device_id {
unsigned int bus_id;
unsigned int dev_id;
};
/* dma routines */
enum ps3_dma_page_size {
PS3_DMA_4K = 12U,
PS3_DMA_64K = 16U,
PS3_DMA_1M = 20U,
PS3_DMA_16M = 24U,
};
enum ps3_dma_region_type {
PS3_DMA_OTHER = 0,
PS3_DMA_INTERNAL = 2,
};
/**
* struct ps3_dma_region - A per device dma state variables structure
* @did: The HV device id.
* @page_size: The ioc pagesize.
* @region_type: The HV region type.
* @bus_addr: The 'translated' bus address of the region.
* @len: The length in bytes of the region.
* @chunk_list: Opaque variable used by the ioc page manager.
*/
struct ps3_dma_region {
struct ps3_device_id did;
enum ps3_dma_page_size page_size;
enum ps3_dma_region_type region_type;
unsigned long bus_addr;
unsigned long len;
struct {
spinlock_t lock;
struct list_head head;
} chunk_list;
};
/**
* struct ps3_dma_region_init - Helper to initialize structure variables
*
* Helper to properly initialize variables prior to calling
* ps3_system_bus_device_register.
*/
static inline void ps3_dma_region_init(struct ps3_dma_region *r,
const struct ps3_device_id* did, enum ps3_dma_page_size page_size,
enum ps3_dma_region_type region_type)
{
r->did = *did;
r->page_size = page_size;
r->region_type = region_type;
}
int ps3_dma_region_create(struct ps3_dma_region *r);
int ps3_dma_region_free(struct ps3_dma_region *r);
int ps3_dma_map(struct ps3_dma_region *r, unsigned long virt_addr,
unsigned long len, unsigned long *bus_addr);
int ps3_dma_unmap(struct ps3_dma_region *r, unsigned long bus_addr,
unsigned long len);
/* mmio routines */
enum ps3_mmio_page_size {
PS3_MMIO_4K = 12U,
PS3_MMIO_64K = 16U
};
/**
* struct ps3_mmio_region - a per device mmio state variables structure
*
* Current systems can be supported with a single region per device.
*/
struct ps3_mmio_region {
struct ps3_device_id did;
unsigned long bus_addr;
unsigned long len;
enum ps3_mmio_page_size page_size;
unsigned long lpar_addr;
};
/**
* struct ps3_mmio_region_init - Helper to initialize structure variables
*
* Helper to properly initialize variables prior to calling
* ps3_system_bus_device_register.
*/
static inline void ps3_mmio_region_init(struct ps3_mmio_region *r,
const struct ps3_device_id* did, unsigned long bus_addr,
unsigned long len, enum ps3_mmio_page_size page_size)
{
r->did = *did;
r->bus_addr = bus_addr;
r->len = len;
r->page_size = page_size;
}
int ps3_mmio_region_create(struct ps3_mmio_region *r);
int ps3_free_mmio_region(struct ps3_mmio_region *r);
unsigned long ps3_mm_phys_to_lpar(unsigned long phys_addr);
/* inrerrupt routines */
enum ps3_cpu_binding {
PS3_BINDING_CPU_ANY = -1,
PS3_BINDING_CPU_0 = 0,
PS3_BINDING_CPU_1 = 1,
};
int ps3_alloc_io_irq(enum ps3_cpu_binding cpu, unsigned int interrupt_id,
unsigned int *virq);
int ps3_free_io_irq(unsigned int virq);
int ps3_alloc_event_irq(enum ps3_cpu_binding cpu, unsigned int *virq);
int ps3_free_event_irq(unsigned int virq);
int ps3_send_event_locally(unsigned int virq);
int ps3_connect_event_irq(enum ps3_cpu_binding cpu,
const struct ps3_device_id *did, unsigned int interrupt_id,
unsigned int *virq);
int ps3_disconnect_event_irq(const struct ps3_device_id *did,
unsigned int interrupt_id, unsigned int virq);
int ps3_alloc_vuart_irq(enum ps3_cpu_binding cpu, void* virt_addr_bmp,
unsigned int *virq);
int ps3_free_vuart_irq(unsigned int virq);
int ps3_alloc_spe_irq(enum ps3_cpu_binding cpu, unsigned long spe_id,
unsigned int class, unsigned int *virq);
int ps3_free_spe_irq(unsigned int virq);
int ps3_alloc_irq(enum ps3_cpu_binding cpu, unsigned long outlet,
unsigned int *virq);
int ps3_free_irq(unsigned int virq);
/* lv1 result codes */
enum lv1_result {
LV1_SUCCESS = 0,
/* not used -1 */
LV1_RESOURCE_SHORTAGE = -2,
LV1_NO_PRIVILEGE = -3,
LV1_DENIED_BY_POLICY = -4,
LV1_ACCESS_VIOLATION = -5,
LV1_NO_ENTRY = -6,
LV1_DUPLICATE_ENTRY = -7,
LV1_TYPE_MISMATCH = -8,
LV1_BUSY = -9,
LV1_EMPTY = -10,
LV1_WRONG_STATE = -11,
/* not used -12 */
LV1_NO_MATCH = -13,
LV1_ALREADY_CONNECTED = -14,
LV1_UNSUPPORTED_PARAMETER_VALUE = -15,
LV1_CONDITION_NOT_SATISFIED = -16,
LV1_ILLEGAL_PARAMETER_VALUE = -17,
LV1_BAD_OPTION = -18,
LV1_IMPLEMENTATION_LIMITATION = -19,
LV1_NOT_IMPLEMENTED = -20,
LV1_INVALID_CLASS_ID = -21,
LV1_CONSTRAINT_NOT_SATISFIED = -22,
LV1_ALIGNMENT_ERROR = -23,
LV1_INTERNAL_ERROR = -32768,
};
static inline const char* ps3_result(int result)
{
#if defined(DEBUG)
switch (result) {
case LV1_SUCCESS:
return "LV1_SUCCESS (0)";
case -1:
return "** unknown result ** (-1)";
case LV1_RESOURCE_SHORTAGE:
return "LV1_RESOURCE_SHORTAGE (-2)";
case LV1_NO_PRIVILEGE:
return "LV1_NO_PRIVILEGE (-3)";
case LV1_DENIED_BY_POLICY:
return "LV1_DENIED_BY_POLICY (-4)";
case LV1_ACCESS_VIOLATION:
return "LV1_ACCESS_VIOLATION (-5)";
case LV1_NO_ENTRY:
return "LV1_NO_ENTRY (-6)";
case LV1_DUPLICATE_ENTRY:
return "LV1_DUPLICATE_ENTRY (-7)";
case LV1_TYPE_MISMATCH:
return "LV1_TYPE_MISMATCH (-8)";
case LV1_BUSY:
return "LV1_BUSY (-9)";
case LV1_EMPTY:
return "LV1_EMPTY (-10)";
case LV1_WRONG_STATE:
return "LV1_WRONG_STATE (-11)";
case -12:
return "** unknown result ** (-12)";
case LV1_NO_MATCH:
return "LV1_NO_MATCH (-13)";
case LV1_ALREADY_CONNECTED:
return "LV1_ALREADY_CONNECTED (-14)";
case LV1_UNSUPPORTED_PARAMETER_VALUE:
return "LV1_UNSUPPORTED_PARAMETER_VALUE (-15)";
case LV1_CONDITION_NOT_SATISFIED:
return "LV1_CONDITION_NOT_SATISFIED (-16)";
case LV1_ILLEGAL_PARAMETER_VALUE:
return "LV1_ILLEGAL_PARAMETER_VALUE (-17)";
case LV1_BAD_OPTION:
return "LV1_BAD_OPTION (-18)";
case LV1_IMPLEMENTATION_LIMITATION:
return "LV1_IMPLEMENTATION_LIMITATION (-19)";
case LV1_NOT_IMPLEMENTED:
return "LV1_NOT_IMPLEMENTED (-20)";
case LV1_INVALID_CLASS_ID:
return "LV1_INVALID_CLASS_ID (-21)";
case LV1_CONSTRAINT_NOT_SATISFIED:
return "LV1_CONSTRAINT_NOT_SATISFIED (-22)";
case LV1_ALIGNMENT_ERROR:
return "LV1_ALIGNMENT_ERROR (-23)";
case LV1_INTERNAL_ERROR:
return "LV1_INTERNAL_ERROR (-32768)";
default:
BUG();
return "** unknown result **";
};
#else
return "";
#endif
}
/* system bus routines */
enum ps3_match_id {
PS3_MATCH_ID_EHCI = 1,
PS3_MATCH_ID_OHCI,
PS3_MATCH_ID_GELIC,
PS3_MATCH_ID_AV_SETTINGS,
PS3_MATCH_ID_SYSTEM_MANAGER,
};
/**
* struct ps3_system_bus_device - a device on the system bus
*/
struct ps3_system_bus_device {
enum ps3_match_id match_id;
struct ps3_device_id did;
unsigned int interrupt_id;
/* struct iommu_table *iommu_table; -- waiting for Ben's cleanups */
struct ps3_dma_region *d_region;
struct ps3_mmio_region *m_region;
struct device core;
};
/**
* struct ps3_system_bus_driver - a driver for a device on the system bus
*/
struct ps3_system_bus_driver {
enum ps3_match_id match_id;
struct device_driver core;
int (*probe)(struct ps3_system_bus_device *);
int (*remove)(struct ps3_system_bus_device *);
/* int (*suspend)(struct ps3_system_bus_device *, pm_message_t); */
/* int (*resume)(struct ps3_system_bus_device *); */
};
int ps3_system_bus_device_register(struct ps3_system_bus_device *dev);
int ps3_system_bus_driver_register(struct ps3_system_bus_driver *drv);
void ps3_system_bus_driver_unregister(struct ps3_system_bus_driver *drv);
static inline struct ps3_system_bus_driver *to_ps3_system_bus_driver(
struct device_driver *_drv)
{
return container_of(_drv, struct ps3_system_bus_driver, core);
}
static inline struct ps3_system_bus_device *to_ps3_system_bus_device(
struct device *_dev)
{
return container_of(_dev, struct ps3_system_bus_device, core);
}
/**
* ps3_system_bus_set_drvdata -
* @dev: device structure
* @data: Data to set
*/
static inline void ps3_system_bus_set_driver_data(
struct ps3_system_bus_device *dev, void *data)
{
dev->core.driver_data = data;
}
static inline void *ps3_system_bus_get_driver_data(
struct ps3_system_bus_device *dev)
{
return dev->core.driver_data;
}
/* These two need global scope for get_dma_ops(). */
extern struct bus_type ps3_system_bus_type;
/* vuart routines */
struct ps3_vuart_stats {
unsigned long bytes_written;
unsigned long bytes_read;
unsigned long tx_interrupts;
unsigned long rx_interrupts;
unsigned long disconnect_interrupts;
};
/**
* struct ps3_vuart_port_device - a device on a vuart port
*/
struct ps3_vuart_port_device {
enum ps3_match_id match_id;
struct device core;
/* private driver variables */
unsigned int port_number;
u64 interrupt_mask;
struct {
spinlock_t lock;
struct list_head head;
} tx_list;
struct {
unsigned long bytes_held;
spinlock_t lock;
struct list_head head;
} rx_list;
struct ps3_vuart_stats stats;
};
int ps3_vuart_port_device_register(struct ps3_vuart_port_device *dev);
#endif
