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80071802 GU |
1 | /* |
2 | * PS3 Storage Devices | |
3 | * | |
4 | * Copyright (C) 2007 Sony Computer Entertainment Inc. | |
5 | * Copyright 2007 Sony Corp. | |
6 | * | |
7 | * This program is free software; you can redistribute it and/or modify it | |
8 | * under the terms of the GNU General Public License as published | |
9 | * by the Free Software Foundation; version 2 of the License. | |
10 | * | |
11 | * This program is distributed in the hope that it will be useful, but | |
12 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
14 | * General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU General Public License along | |
17 | * with this program; if not, write to the Free Software Foundation, Inc., | |
18 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. | |
19 | */ | |
20 | ||
21 | #ifndef _ASM_POWERPC_PS3STOR_H_ | |
22 | #define _ASM_POWERPC_PS3STOR_H_ | |
23 | ||
24 | #include <linux/interrupt.h> | |
25 | ||
26 | #include <asm/ps3.h> | |
27 | ||
28 | ||
29 | struct ps3_storage_region { | |
30 | unsigned int id; | |
31 | u64 start; | |
32 | u64 size; | |
33 | }; | |
34 | ||
35 | struct ps3_storage_device { | |
36 | struct ps3_system_bus_device sbd; | |
37 | ||
38 | struct ps3_dma_region dma_region; | |
39 | unsigned int irq; | |
40 | u64 blk_size; | |
41 | ||
42 | u64 tag; | |
43 | u64 lv1_status; | |
44 | struct completion done; | |
45 | ||
46 | unsigned long bounce_size; | |
47 | void *bounce_buf; | |
48 | u64 bounce_lpar; | |
49 | dma_addr_t bounce_dma; | |
50 | ||
51 | unsigned int num_regions; | |
52 | unsigned long accessible_regions; | |
53 | unsigned int region_idx; /* first accessible region */ | |
54 | struct ps3_storage_region regions[0]; /* Must be last */ | |
55 | }; | |
56 | ||
57 | static inline struct ps3_storage_device *to_ps3_storage_device(struct device *dev) | |
58 | { | |
59 | return container_of(dev, struct ps3_storage_device, sbd.core); | |
60 | } | |
61 | ||
62 | extern int ps3stor_setup(struct ps3_storage_device *dev, | |
63 | irq_handler_t handler); | |
64 | extern void ps3stor_teardown(struct ps3_storage_device *dev); | |
65 | extern u64 ps3stor_read_write_sectors(struct ps3_storage_device *dev, u64 lpar, | |
66 | u64 start_sector, u64 sectors, | |
67 | int write); | |
68 | extern u64 ps3stor_send_command(struct ps3_storage_device *dev, u64 cmd, | |
69 | u64 arg1, u64 arg2, u64 arg3, u64 arg4); | |
70 | ||
71 | #endif /* _ASM_POWERPC_PS3STOR_H_ */ |