/*
* PS3 Storage Devices
*
* Copyright (C) 2007 Sony Computer Entertainment Inc.
* Copyright 2007 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.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/

#ifndef _ASM_POWERPC_PS3STOR_H_
#define _ASM_POWERPC_PS3STOR_H_

#include <linux/interrupt.h>

#include <asm/ps3.h>


struct ps3_storage_region {
unsigned int id;
u64 start;
u64 size;
};

struct ps3_storage_device {
struct ps3_system_bus_device sbd;

struct ps3_dma_region dma_region;
unsigned int irq;
u64 blk_size;

u64 tag;
u64 lv1_status;
struct completion done;

unsigned long bounce_size;
void *bounce_buf;
u64 bounce_lpar;
dma_addr_t bounce_dma;

unsigned int num_regions;
unsigned long accessible_regions;
unsigned int region_idx; /* first accessible region */
struct ps3_storage_region regions[0]; /* Must be last */
};

static inline struct ps3_storage_device *to_ps3_storage_device(struct device *dev)
{
return container_of(dev, struct ps3_storage_device, sbd.core);
}

extern int ps3stor_setup(struct ps3_storage_device *dev,
irq_handler_t handler);
extern void ps3stor_teardown(struct ps3_storage_device *dev);
extern u64 ps3stor_read_write_sectors(struct ps3_storage_device *dev, u64 lpar,
u64 start_sector, u64 sectors,
int write);
extern u64 ps3stor_send_command(struct ps3_storage_device *dev, u64 cmd,
u64 arg1, u64 arg2, u64 arg3, u64 arg4);

#endif /* _ASM_POWERPC_PS3STOR_H_ */