diff options
Diffstat (limited to 'arch/powerpc/include/asm/ps3stor.h')
-rw-r--r-- | arch/powerpc/include/asm/ps3stor.h | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/ps3stor.h b/arch/powerpc/include/asm/ps3stor.h new file mode 100644 index 000000000..1d8279014 --- /dev/null +++ b/arch/powerpc/include/asm/ps3stor.h @@ -0,0 +1,59 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * PS3 Storage Devices + * + * Copyright (C) 2007 Sony Computer Entertainment Inc. + * Copyright 2007 Sony Corp. + */ + +#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[]; /* 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_ */ |