111 lines
3.6 KiB
C
111 lines
3.6 KiB
C
/***************************************************************************
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* Copyright (C) 2005 by Dominic Rath *
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* Dominic.Rath@gmx.de *
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* *
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* Copyright (C) 2008 by Spencer Oliver *
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* spen@spen-soft.co.uk *
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with this program; if not, write to the *
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* Free Software Foundation, Inc., *
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* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
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***************************************************************************/
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#ifndef STR7X_H
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#define STR7X_H
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#include "flash.h"
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typedef struct str7x_flash_bank_s
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{
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u32 *sector_bits;
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u32 disable_bit;
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u32 busy_bits;
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u32 register_base;
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working_area_t *write_algorithm;
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} str7x_flash_bank_t;
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enum str7x_status_codes
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{
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STR7X_CMD_SUCCESS = 0,
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STR7X_INVALID_COMMAND = 1,
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STR7X_SRC_ADDR_ERROR = 2,
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STR7X_DST_ADDR_ERROR = 3,
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STR7X_SRC_ADDR_NOT_MAPPED = 4,
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STR7X_DST_ADDR_NOT_MAPPED = 5,
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STR7X_COUNT_ERROR = 6,
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STR7X_INVALID_SECTOR = 7,
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STR7X_SECTOR_NOT_BLANK = 8,
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STR7X_SECTOR_NOT_PREPARED = 9,
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STR7X_COMPARE_ERROR = 10,
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STR7X_BUSY = 11
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};
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/* Flash registers */
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#define FLASH_CR0 0x00000000
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#define FLASH_CR1 0x00000004
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#define FLASH_DR0 0x00000008
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#define FLASH_DR1 0x0000000C
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#define FLASH_AR 0x00000010
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#define FLASH_ER 0x00000014
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#define FLASH_NVWPAR 0x0000DFB0
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#define FLASH_NVAPR0 0x0000DFB8
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#define FLASH_NVAPR1 0x0000DFBC
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/* FLASH_CR0 register bits */
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#define FLASH_WMS 0x80000000
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#define FLASH_SUSP 0x40000000
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#define FLASH_WPG 0x20000000
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#define FLASH_DWPG 0x10000000
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#define FLASH_SER 0x08000000
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#define FLASH_SPR 0x01000000
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#define FLASH_BER 0x04000000
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#define FLASH_MER 0x02000000
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#define FLASH_LOCK 0x00000010
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#define FLASH_BSYA1 0x00000004
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#define FLASH_BSYA0 0x00000002
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/* FLASH_CR1 register bits */
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#define FLASH_B1S 0x02000000
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#define FLASH_B0S 0x01000000
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#define FLASH_B1F1 0x00020000
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#define FLASH_B1F0 0x00010000
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#define FLASH_B0F7 0x00000080
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#define FLASH_B0F6 0x00000040
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#define FLASH_B0F5 0x00000020
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#define FLASH_B0F4 0x00000010
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#define FLASH_B0F3 0x00000008
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#define FLASH_B0F2 0x00000004
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#define FLASH_B0F1 0x00000002
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#define FLASH_B0F0 0x00000001
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/* FLASH_ER register bits */
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#define FLASH_WPF 0x00000100
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#define FLASH_RESER 0x00000080
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#define FLASH_SEQER 0x00000040
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#define FLASH_10ER 0x00000008
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#define FLASH_PGER 0x00000004
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#define FLASH_ERER 0x00000002
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#define FLASH_ERR 0x00000001
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typedef struct str7x_mem_layout_s {
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u32 sector_start;
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u32 sector_size;
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u32 sector_bit;
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} str7x_mem_layout_t;
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#endif /* STR7X_H */
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