Mercurial > ecos

annotate packages/io/flash/current/include/flash_dev.h @ 3292:7f8e529b4d82 default tip

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Fix FREESCALE_EDMA_NBYTES_MLOFFYES_MLOFF() so it works with negative offsets.
author vae
date Wed, 29 Apr 2015 23:31:48 +0000
parents 74dbf4c3f2e1
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
154
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
1 #ifndef CYGONCE_IO_FLASH_FLASH_DEV_H
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
2 #define CYGONCE_IO_FLASH_FLASH_DEV_H
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
3 //==========================================================================
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
4 //
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
5 // flash_dev.h
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
6 //
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
7 // Common flash device driver definitions
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
8 //
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
9 //==========================================================================
2729
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 2626
diff changeset
10 // ####ECOSGPLCOPYRIGHTBEGIN####
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 2626
diff changeset
11 // -------------------------------------------
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 2626
diff changeset
12 // This file is part of eCos, the Embedded Configurable Operating System.
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 2626
diff changeset
13 // Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004 Free Software Foundation, Inc.
208
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 194
diff changeset
14 //
2729
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 2626
diff changeset
15 // eCos is free software; you can redistribute it and/or modify it under
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 2626
diff changeset
16 // the terms of the GNU General Public License as published by the Free
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 2626
diff changeset
17 // Software Foundation; either version 2 or (at your option) any later
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 2626
diff changeset
18 // version.
208
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 194
diff changeset
19 //
2729
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 2626
diff changeset
20 // eCos is distributed in the hope that it will be useful, but WITHOUT
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 2626
diff changeset
21 // ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 2626
diff changeset
22 // FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 2626
diff changeset
23 // for more details.
208
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 194
diff changeset
24 //
2729
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 2626
diff changeset
25 // You should have received a copy of the GNU General Public License
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 2626
diff changeset
26 // along with eCos; if not, write to the Free Software Foundation, Inc.,
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 2626
diff changeset
27 // 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
208
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 194
diff changeset
28 //
2729
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 2626
diff changeset
29 // As a special exception, if other files instantiate templates or use
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 2626
diff changeset
30 // macros or inline functions from this file, or you compile this file
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 2626
diff changeset
31 // and link it with other works to produce a work based on this file,
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 2626
diff changeset
32 // this file does not by itself cause the resulting work to be covered by
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 2626
diff changeset
33 // the GNU General Public License. However the source code for this file
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 2626
diff changeset
34 // must still be made available in accordance with section (3) of the GNU
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 2626
diff changeset
35 // General Public License v2.
208
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 194
diff changeset
36 //
2729
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 2626
diff changeset
37 // This exception does not invalidate any other reasons why a work based
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 2626
diff changeset
38 // on this file might be covered by the GNU General Public License.
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 2626
diff changeset
39 // -------------------------------------------
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 2626
diff changeset
40 // ####ECOSGPLCOPYRIGHTEND####
154
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
41 //==========================================================================
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
42 //#####DESCRIPTIONBEGIN####
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
43 //
2626
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
44 // Author(s): gthomas
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
45 // Contributors: gthomas, Andrew Lunn, bartv
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
46 // Date: 2000-07-14
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
47 // Purpose:
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
48 // Description:
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
49 //
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
50 //####DESCRIPTIONEND####
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
51 //
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
52 //==========================================================================
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
53
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
54 #include <pkgconf/system.h>
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
55 #include <pkgconf/io_flash.h>
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
56 #include <cyg/infra/cyg_type.h>
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
57 #include <cyg/io/flash.h>
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
58 #include <cyg/hal/hal_cache.h>
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
59 #include <cyg/hal/hal_tables.h>
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
60
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
61 // Forward reference of the device structure
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
62 struct cyg_flash_dev;
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
63
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
64 // Structure of pointers to functions in the device driver
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
65 struct cyg_flash_dev_funs {
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
66 int (*flash_init) (struct cyg_flash_dev *dev);
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
67 size_t (*flash_query) (struct cyg_flash_dev *dev,
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
68 void * data, size_t len);
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
69 int (*flash_erase_block) (struct cyg_flash_dev *dev,
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
70 cyg_flashaddr_t block_base);
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
71 int (*flash_program) (struct cyg_flash_dev *dev,
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
72 cyg_flashaddr_t base,
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
73 const void* data, size_t len);
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
74 int (*flash_read) (struct cyg_flash_dev *dev,
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
75 const cyg_flashaddr_t base,
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
76 void* data, size_t len);
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
77 #ifdef CYGHWR_IO_FLASH_BLOCK_LOCKING
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
78 int (*flash_block_lock) (struct cyg_flash_dev *dev,
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
79 const cyg_flashaddr_t block_base);
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
80 int (*flash_block_unlock) (struct cyg_flash_dev *dev,
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
81 const cyg_flashaddr_t block_base);
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
82 #endif
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
83 };
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
84
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
85 // Dummy functions for some of the above operations, if a device does
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
86 // not support e.g. locking.
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
87 externC int cyg_flash_devfn_init_nop(struct cyg_flash_dev*);
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
88 externC size_t cyg_flash_devfn_query_nop(struct cyg_flash_dev*, void*, const size_t);
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
89 externC int cyg_flash_devfn_lock_nop(struct cyg_flash_dev*, const cyg_flashaddr_t);
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
90 externC int cyg_flash_devfn_unlock_nop(struct cyg_flash_dev*, const cyg_flashaddr_t);
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
91
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
92 // Facilitate function calls between flash-resident code and .2ram
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
93 // functions.
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
94 externC void* cyg_flash_anonymizer(void*);
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
95
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
96 // Structure each device places in the HAL table
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
97 struct cyg_flash_dev {
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
98 const struct cyg_flash_dev_funs *funs; // Function pointers
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
99 cyg_uint32 flags; // Device characteristics
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
100 cyg_flashaddr_t start; // First address
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
101 cyg_flashaddr_t end; // Last address
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
102 cyg_uint32 num_block_infos; // Number of entries
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
103 const cyg_flash_block_info_t *block_info; // Info about one block size
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
104
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
105 const void *priv; // Devices private data
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
106
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
107 // The following are only written to by the FLASH IO layer.
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
108 cyg_flash_printf *pf; // Pointer to diagnostic printf
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
109 bool init; // Device has been initialised
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
110 #ifdef CYGPKG_KERNEL
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
111 cyg_mutex_t mutex; // Mutex for thread safeness
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
112 #endif
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
113 #if (CYGHWR_IO_FLASH_DEVICE > 1)
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
114 struct cyg_flash_dev *next; // Pointer to next device
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
115 #endif
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
116 } CYG_HAL_TABLE_TYPE;
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
117
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
118 // Macros for instantiating the above structures.
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
119 #ifdef CYGHWR_IO_FLASH_BLOCK_LOCKING
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
120 # define CYG_FLASH_FUNS(_funs_, _init_, _query_ , _erase_, _prog_ , _read_, _lock_, _unlock_) \
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
121 struct cyg_flash_dev_funs _funs_ = \
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
122 { \
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
123 .flash_init = _init_, \
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
124 .flash_query = _query_, \
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
125 .flash_erase_block = _erase_, \
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
126 .flash_program = _prog_, \
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
127 .flash_read = _read_, \
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
128 .flash_block_lock = _lock_, \
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
129 .flash_block_unlock = _unlock_ \
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
130 }
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
131 #else
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
132 # define CYG_FLASH_FUNS(_funs_, _init_, _query_ , _erase_, _prog_ , _read_, _lock_, _unlock_) \
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
133 struct cyg_flash_dev_funs _funs_ = \
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
134 { \
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
135 .flash_init = _init_, \
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
136 .flash_query = _query_, \
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
137 .flash_erase_block = _erase_, \
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
138 .flash_program = _prog_, \
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
139 .flash_read = _read_ \
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
140 }
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
141 #endif
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
142
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
143 // We assume HAL tables are placed into RAM.
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
144 #define CYG_FLASH_DRIVER(_name_, _funs_, _flags_, _start_, _end_, _num_block_infos_, _block_info_, _priv_) \
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
145 struct cyg_flash_dev _name_ CYG_HAL_TABLE_ENTRY(cyg_flashdev) = \
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
146 { \
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
147 .funs = _funs_, \
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
148 .flags = _flags_, \
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
149 .start = _start_, \
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
150 .end = _end_, \
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
151 .num_block_infos = _num_block_infos_, \
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
152 .block_info = _block_info_, \
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
153 .priv = _priv_ \
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
154 }
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
155
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
156 // Additional support for legacy device drivers.
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
157 #ifdef CYGHWR_IO_FLASH_DEVICE_LEGACY
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
158 struct flash_info {
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
159 int block_size; // Assuming fixed size "blocks"
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
160 int blocks; // Number of blocks
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
161 int buffer_size; // Size of write buffer (only defined for some devices)
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
162 unsigned long block_mask;
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
163 void *start, *end; // Address range
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
164 int init;
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
165 cyg_flash_printf *pf;
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
166 };
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
167
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
168 externC struct flash_info flash_info;
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
169 externC int flash_hwr_init(void);
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
170 externC int flash_hwr_map_error(int err);
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
171 externC void flash_dev_query(void *data);
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
172 #endif // CYGHWR_IO_FLASH_DEVICE_LEGACY
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
173
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
174 // ----------------------------------------------------------------------------
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
175 // This section provides utility macros used by some flash drivers, especially
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
176 // the legacy ones. Such flash drivers need to #define _FLASH_PRIVATE before
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
177 // including this file.
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
178
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
179 #ifdef _FLASH_PRIVATE_
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
180
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
181 //==========================================================================
154
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
182 // Author(s): hmt
194
feb0fcf83327 Merge from eCos master repository on 2001-10-26-06:43:03-BST
jlarmour
parents: 160
diff changeset
183 // Contributors: hmt, jskov, Jose Pascual <josepascual@almudi.com>
154
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
184 // Date: 2001-02-22
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
185 // Purpose: Define common flash device driver definitions
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
186 // Description: The flash_data_t type is used for accessing
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
187 // devices at the correct width.
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
188 // The FLASHWORD macro must be used to create constants
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
189 // of suitable width.
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
190 // The FLASH_P2V macro can be used to fix up non-linear
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
191 // mappings of flash blocks (defaults to a linear
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
192 // implementation).
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
193 //==========================================================================
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
194
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
195 // No mapping on this target - but these casts would be needed if some
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
196 // manipulation did occur. An example of this might be:
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
197 // // First 4K page of flash at physical address zero is
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
198 // // virtually mapped at address 0xa0000000.
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
199 // #define FLASH_P2V(x) ((volatile flash_t *)(((unsigned)(x) < 0x1000) ?
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
200 // ((unsigned)(x) | 0xa0000000) :
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
201 // (unsigned)(x)))
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
202
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
203 #ifndef FLASH_P2V
160
0d0f03f76f6a Merge from eCos master repository on 2001-06-01-18:52:13-BST
jlarmour
parents: 154
diff changeset
204 #define FLASH_P2V( _a_ ) ((volatile flash_t *)((CYG_ADDRWORD)(_a_)))
154
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
205 #endif
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
206
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
207 // ------------------------------------------------------------------------
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
208 //
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
209 // This generic code is intended to deal with all shapes and orientations
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
210 // of Intel StrataFlash. Trademarks &c belong to their respective owners.
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
211 //
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
212 // It therefore needs some trickery to define the constants and accessor
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
213 // types that we use to interact with the device or devices.
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
214 //
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
215 // The assumptions are that
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
216 // o Parallel devices, we write to, with the "opcode" replicated per
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
217 // device
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
218 // o The "opcode" and status returns exist only in the low byte of the
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
219 // device's interface regardless of its width.
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
220 // o Hence opcodes and status are only one byte.
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
221 // An exception is the test for succesfully erased data.
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
222 //
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
223 // ------------------------------------------------------------------------
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
224
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
225 #if 8 == CYGNUM_FLASH_WIDTH
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
226
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
227 # if 1 == CYGNUM_FLASH_INTERLEAVE
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
228 # define FLASHWORD( k ) ((flash_data_t)(k)) // To narrow a 16-bit constant
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
229 typedef cyg_uint8 flash_data_t;
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
230 # elif 2 == CYGNUM_FLASH_INTERLEAVE
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
231 // 2 devices to make 16-bit
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
232 # define FLASHWORD( k ) ((k)+((k)<<8))
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
233 typedef cyg_uint16 flash_data_t;
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
234 # elif 4 == CYGNUM_FLASH_INTERLEAVE
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
235 // 4 devices to make 32-bit
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
236 # define FLASHWORD( k ) ((k)+((k)<<8)+((k)<<16)+((k)<<24))
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
237 typedef cyg_uint32 flash_data_t;
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
238 # elif 8 == CYGNUM_FLASH_INTERLEAVE
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
239 // 8 devices to make 64-bit - intermediate requires explicit widening
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
240 # define FLASHWORD32( k ) ((flash_data_t)((k)+((k)<<8)+((k)<<16)+((k)<<24)))
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
241 # define FLASHWORD( k ) (FLASHWORD32( k ) + (FLASHWORD32( k ) << 32));
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
242 typedef cyg_uint64 flash_data_t;
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
243 # else
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
244 # error How many 8-bit flash devices?
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
245 # endif
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
246
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
247 #elif 16 == CYGNUM_FLASH_WIDTH
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
248
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
249 # if 1 == CYGNUM_FLASH_INTERLEAVE
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
250 # define FLASHWORD( k ) (k)
160
0d0f03f76f6a Merge from eCos master repository on 2001-06-01-18:52:13-BST
jlarmour
parents: 154
diff changeset
251 typedef cyg_uint16 flash_data_t;
154
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
252 # elif 2 == CYGNUM_FLASH_INTERLEAVE
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
253 // 2 devices to make 32-bit
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
254 # define FLASHWORD( k ) ((k)+((k)<<16))
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
255 typedef cyg_uint32 flash_data_t;
194
feb0fcf83327 Merge from eCos master repository on 2001-10-26-06:43:03-BST
jlarmour
parents: 160
diff changeset
256 # elif 4 == CYGNUM_FLASH_INTERLEAVE
154
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
257 // 4 devices to make 64-bit - intermediate requires explicit widening
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
258 # define FLASHWORD32( k ) ((flash_data_t)((k)+((k)<<16)))
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
259 # define FLASHWORD( k ) (FLASHWORD32( k ) + (FLASHWORD32( k ) << 32));
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
260 typedef cyg_uint64 flash_data_t;
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
261 # else
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
262 # error How many 16-bit flash devices?
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
263 # endif
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
264
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
265 #elif 32 == CYGNUM_FLASH_WIDTH
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
266
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
267 # if 1 == CYGNUM_FLASH_INTERLEAVE
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
268 # define FLASHWORD( k ) (k)
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
269 typedef cyg_uint32 flash_data_t;
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
270 # elif 2 == CYGNUM_FLASH_INTERLEAVE
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
271 // 2 devices to make 64-bit - intermediate requires explicit widening
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
272 # define FLASHWORD32( k ) ((flash_data_t)(k))
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
273 # define FLASHWORD( k ) (FLASHWORD32( k ) + (FLASHWORD32( k ) << 32));
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
274 typedef cyg_uint64 flash_data_t;
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
275 # else
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
276 # error How many 32-bit flash devices?
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
277 # endif
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
278
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
279 #else
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
280 # error What flash width?
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
281 #endif
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
282
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
283 // Data (not) that we read back:
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
284 #if 0 == CYGNUM_FLASH_BLANK
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
285 # define FLASH_BlankValue ((flash_data_t)0)
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
286 #elif 1 == CYGNUM_FLASH_BLANK
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
287 # define FLASH_BlankValue ((flash_data_t)(-1ll))
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
288 #else
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
289 # error What blank value?
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
290 #endif
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
291
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
292 #endif // _FLASH_PRIVATE_
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
293
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
294 #endif // CYGONCE_IO_FLASH_FLASH_DEV_H
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
295 //----------------------------------------------------------------------------
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT
jlarmour
parents:
diff changeset
296 // end of flash_dev.h
2626
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions
jlarmour
parents: 944
diff changeset
297