4 * This file is part of BeRTOS.
6 * Bertos is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
20 * As a special exception, you may use this file as part of a free software
21 * library without restriction. Specifically, if other files instantiate
22 * templates or use macros or inline functions from this file, or you compile
23 * this file and link it with other files to produce an executable, this
24 * file does not by itself cause the resulting executable to be covered by
25 * the GNU General Public License. This exception does not however
26 * invalidate any other reasons why the executable file might be covered by
27 * the GNU General Public License.
29 * Copyright 2005 Develer S.r.l. (http://www.develer.com/)
33 * \brief Embedded flash for cpu.
35 * \author Francesco Sacchi <batt@develer.com>
36 * \author Daniele Basile <asterix@develer.com>
38 * $WIZ$ module_name = "flash"
39 * $WIZ$ module_depends = "kfile"
45 #include <cfg/macros.h>
47 #include <io/kblock.h>
50 * Embedded flash error flags
52 #define FLASH_WR_OK 0 ///< Write ok.
53 #define FLASH_NOT_ERASED BV(1) ///< Flash memory was not erased before to write it.
54 #define FLASH_WR_PROTECT BV(2) ///< Write not allowed the flash memory was protected.
55 #define FLASH_WR_TIMEOUT BV(3) ///<
60 * EmbFlash KFile context structure.
65 struct FlashHardware *hw;
71 #define KBT_FLASH MAKE_ID('F', 'L', 'A', 'S')
74 * Convert + ASSERT from generic KFile to Flash.
76 INLINE Flash *FLASH_CAST(KBlock *fls)
78 ASSERT(fls->priv.type == KBT_FLASH);
82 void flash_hw_init(Flash *fls);
83 void flash_hw_initUnbuffered(Flash *fls);
85 #include CPU_HEADER(flash)
87 INLINE void flash_init(Flash *fls)
92 INLINE void flash_initUnbuffered(Flash *fls)
94 flash_hw_initUnbuffered(fls);
99 * EmbFlash KFile context structure.
109 * Flag for checking if current page is modified.
114 * Current buffered page.
119 * Temporary buffer cointaing data block to
122 uint8_t page_buf[FLASH_PAGE_SIZE];
128 #define KFT_FLASH MAKE_ID('F', 'L', 'A', 'S')
131 * Convert + ASSERT from generic KFile to Flash.
133 INLINE Flash * FLASH_CAST(KFile *fd)
135 ASSERT(fd->_type == KFT_FLASH);
146 INLINE void flash_init(Flash *fd)
156 #endif /* DRV_FLASH_H */