diff options
Diffstat (limited to 'firmware/target/arm/rk27xx/ata-nand-rk27xx.c')
-rw-r--r-- | firmware/target/arm/rk27xx/ata-nand-rk27xx.c | 118 |
1 files changed, 118 insertions, 0 deletions
diff --git a/firmware/target/arm/rk27xx/ata-nand-rk27xx.c b/firmware/target/arm/rk27xx/ata-nand-rk27xx.c new file mode 100644 index 0000000000..dad49d48d2 --- /dev/null +++ b/firmware/target/arm/rk27xx/ata-nand-rk27xx.c | |||
@@ -0,0 +1,118 @@ | |||
1 | /*************************************************************************** | ||
2 | * __________ __ ___. | ||
3 | * Open \______ \ ____ ____ | | _\_ |__ _______ ___ | ||
4 | * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / | ||
5 | * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < | ||
6 | * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ | ||
7 | * \/ \/ \/ \/ \/ | ||
8 | * $Id$ | ||
9 | * | ||
10 | * Copyright (C) 2007 Dave Chapman | ||
11 | * | ||
12 | * This program is free software; you can redistribute it and/or | ||
13 | * modify it under the terms of the GNU General Public License | ||
14 | * as published by the Free Software Foundation; either version 2 | ||
15 | * of the License, or (at your option) any later version. | ||
16 | * | ||
17 | * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY | ||
18 | * KIND, either express or implied. | ||
19 | * | ||
20 | ****************************************************************************/ | ||
21 | #include "config.h" | ||
22 | #include "system.h" | ||
23 | #include <string.h> | ||
24 | #include "thread.h" | ||
25 | #include "disk.h" | ||
26 | #include "storage.h" | ||
27 | #include "panic.h" | ||
28 | #include "usb.h" | ||
29 | #include "ftl-target.h" | ||
30 | #include "nand-target.h" | ||
31 | |||
32 | /* This file provides only STUBS for now */ | ||
33 | |||
34 | /** static, private data **/ | ||
35 | static bool initialized = false; | ||
36 | |||
37 | /* API Functions */ | ||
38 | int nand_read_sectors(IF_MD2(int drive,) unsigned long start, int incount, | ||
39 | void* inbuf) | ||
40 | { | ||
41 | (void)drive; | ||
42 | return ftl_read(start, incount, inbuf); | ||
43 | } | ||
44 | |||
45 | int nand_write_sectors(IF_MD2(int drive,) unsigned long start, int count, | ||
46 | const void* outbuf) | ||
47 | { | ||
48 | (void)drive; | ||
49 | return ftl_write(start, count, outbuf); | ||
50 | } | ||
51 | |||
52 | void nand_spindown(int seconds) | ||
53 | { | ||
54 | (void)seconds; | ||
55 | } | ||
56 | |||
57 | void nand_sleep(void) | ||
58 | { | ||
59 | nand_power_down(); | ||
60 | } | ||
61 | |||
62 | void nand_sleepnow(void) | ||
63 | { | ||
64 | nand_power_down(); | ||
65 | } | ||
66 | |||
67 | void nand_spin(void) | ||
68 | { | ||
69 | nand_set_active(); | ||
70 | } | ||
71 | |||
72 | void nand_enable(bool on) | ||
73 | { | ||
74 | (void)on; | ||
75 | } | ||
76 | |||
77 | void nand_get_info(IF_MD2(int drive,) struct storage_info *info) | ||
78 | { | ||
79 | (void)drive; | ||
80 | uint32_t ppb = ftl_banks * (*ftl_nand_type).pagesperblock; | ||
81 | (*info).sector_size = SECTOR_SIZE; | ||
82 | (*info).num_sectors = (*ftl_nand_type).userblocks * ppb; | ||
83 | (*info).vendor = "Apple"; | ||
84 | (*info).product = "iPod Nano 2G"; | ||
85 | (*info).revision = "1.0"; | ||
86 | } | ||
87 | |||
88 | long nand_last_disk_activity(void) | ||
89 | { | ||
90 | return nand_last_activity(); | ||
91 | } | ||
92 | |||
93 | #ifdef HAVE_STORAGE_FLUSH | ||
94 | int nand_flush(void) | ||
95 | { | ||
96 | int rc = ftl_sync(); | ||
97 | if (rc != 0) panicf("Failed to unmount flash: %X", rc); | ||
98 | return rc; | ||
99 | } | ||
100 | #endif | ||
101 | |||
102 | int nand_init(void) | ||
103 | { | ||
104 | if (ftl_init()) return 1; | ||
105 | |||
106 | initialized = true; | ||
107 | return 0; | ||
108 | } | ||
109 | |||
110 | #ifdef CONFIG_STORAGE_MULTI | ||
111 | int nand_num_drives(int first_drive) | ||
112 | { | ||
113 | /* We don't care which logical drive number(s) we have been assigned */ | ||
114 | (void)first_drive; | ||
115 | |||
116 | return 1; | ||
117 | } | ||
118 | #endif | ||