ecos-v3_0-branch: packages/io/flash/current/src/legacy

annotate packages/io/flash/current/src/legacy_dev.c @ 2729:74dbf4c3f2e1 after-copyright-change-20090129

Update all copyright banners to reflect FSF ownership; fix and improve licence text.

author	jlarmour
date	Thu, 29 Jan 2009 17:47:46 +0000
parents	a2f5434df2cb
children	422d0a343b4d

rev	line source
2626 a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	1 //==========================================================================
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	2 //
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	3 // legacy_dev.c
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	4 //
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	5 // Interface to the legacy device drivers
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	6 //
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	7 //==========================================================================
2729 74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 2626 diff changeset	8 // ####ECOSGPLCOPYRIGHTBEGIN####
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 2626 diff changeset	9 // -------------------------------------------
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 2626 diff changeset	10 // 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	11 // Copyright (C) 2004, 2006 Free Software Foundation, Inc.
2626 a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	12 //
2729 74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 2626 diff changeset	13 // 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	14 // 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	15 // 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	16 // version.
2626 a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	17 //
2729 74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 2626 diff changeset	18 // 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	19 // 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	20 // 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	21 // for more details.
2626 a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	22 //
2729 74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 2626 diff changeset	23 // 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	24 // 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	25 // 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
2626 a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	26 //
2729 74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 2626 diff changeset	27 // 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	28 // 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	29 // 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	30 // 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	31 // 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	32 // 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	33 // General Public License v2.
2626 a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	34 //
2729 74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 2626 diff changeset	35 // 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	36 // 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	37 // -------------------------------------------
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 2626 diff changeset	38 // ####ECOSGPLCOPYRIGHTEND####
2626 a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	39 //==========================================================================
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	40 //#####DESCRIPTIONBEGIN####
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	41 //
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	42 // Author(s): Andrew Lunn
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	43 // Contributors: Andrew Lunn
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	44 // Date: 2004-07-02
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	45 // Purpose:
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	46 // Description: Implement an interface to the legacy device drivers
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	47 //
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	48 //####DESCRIPTIONEND####
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	49 //
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	50 //==========================================================================
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	51
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	52 #include <pkgconf/system.h>
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	53 #include <pkgconf/io_flash.h>
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	54
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	55 #include <cyg/hal/hal_arch.h>
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	56 #include <cyg/hal/hal_intr.h>
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	57 #include <cyg/hal/hal_cache.h>
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	58 #include <string.h>
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	59
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	60 #include <cyg/io/flash.h>
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	61 #include <cyg/io/flash_dev.h>
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	62 #include "flash_legacy.h"
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	63
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	64 // When this flag is set, do not actually jump to the relocated code.
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	65 // This can be used for running the function in place (RAM startup only),
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	66 // allowing calls to diag_printf() and similar.
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	67 #undef RAM_FLASH_DEV_DEBUG
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	68 #if !defined(CYG_HAL_STARTUP_RAM) && defined(RAM_FLASH_DEV_DEBUG)
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	69 # warning "Can only enable the flash debugging when configured for RAM startup"
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	70 #endif
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	71
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	72 struct flash_info flash_info;
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	73
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	74 // These are the functions in the HW specific driver we need to call.
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	75 typedef void code_fun(void*);
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	76
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	77 externC code_fun flash_query;
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	78 externC code_fun flash_erase_block;
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	79 externC code_fun flash_program_buf;
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	80 externC code_fun flash_read_buf;
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	81 externC code_fun flash_lock_block;
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	82 externC code_fun flash_unlock_block;
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	83
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	84 // Initialize the device
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	85 static int
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	86 legacy_flash_init (struct cyg_flash_dev *dev)
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	87 {
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	88 int err;
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	89 static cyg_flash_block_info_t block_info[1];
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	90
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	91 flash_info.pf = dev->pf;
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	92
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	93 err=flash_hwr_init();
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	94
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	95 if (!err) {
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	96 dev->start = (cyg_flashaddr_t)flash_info.start;
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	97 dev->end = dev->start + flash_info.block_size * flash_info.blocks - 1;
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	98 dev->num_block_infos = 1;
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	99 dev->block_info = block_info;
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	100 block_info[0].block_size = flash_info.block_size;
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	101 block_info[0].blocks = flash_info.blocks;
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	102 }
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	103 return err;
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	104 }
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	105
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	106 static size_t
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	107 legacy_flash_query (struct cyg_flash_dev *dev,
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	108 void * data,
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	109 size_t len)
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	110 {
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	111 typedef void code_fun(void*);
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	112 code_fun *_flash_query;
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	113
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	114 _flash_query = (code_fun*) cyg_flash_anonymizer(&flash_query);
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	115
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	116 (*_flash_query)(data);
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	117
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	118 return len;
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	119 }
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	120
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	121 static int
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	122 legacy_flash_erase_block (struct cyg_flash_dev *dev,
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	123 cyg_flashaddr_t block_base)
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	124 {
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	125 typedef int code_fun(cyg_flashaddr_t, unsigned int);
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	126 code_fun *_flash_erase_block;
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	127 size_t block_size = dev->block_info[0].block_size;
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	128 int stat;
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	129
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	130 _flash_erase_block = (code_fun*) cyg_flash_anonymizer(&flash_erase_block);
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	131
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	132 stat = (*_flash_erase_block)(block_base, block_size);
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	133 return flash_hwr_map_error(stat);
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	134 }
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	135
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	136 static int
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	137 legacy_flash_program(struct cyg_flash_dev *dev,
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	138 cyg_flashaddr_t base,
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	139 const void* data, size_t len)
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	140 {
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	141 typedef int code_fun(cyg_flashaddr_t, const void *, int, unsigned long, int);
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	142 code_fun *_flash_program_buf;
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	143 size_t block_size = dev->block_info[0].block_size;
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	144 size_t block_mask = ~(block_size -1);
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	145 int stat;
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	146
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	147 _flash_program_buf = (code_fun*) cyg_flash_anonymizer(&flash_program_buf);
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	148
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	149 stat = (*_flash_program_buf)(base, data, len, block_mask, flash_info.buffer_size);
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	150 return flash_hwr_map_error(stat);
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	151 }
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	152
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	153 #ifdef CYGSEM_IO_FLASH_READ_INDIRECT
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	154 static int
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	155 legacy_flash_read (struct cyg_flash_dev *dev,
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	156 const cyg_flashaddr_t base,
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	157 void* data, size_t len)
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	158 {
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	159 typedef int code_fun(const cyg_flashaddr_t, void *, int, unsigned long, int);
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	160 code_fun *_flash_read_buf;
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	161 size_t block_size = dev->block_info[0].block_size;
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	162 size_t block_mask = ~(block_size -1);
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	163 int stat;
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	164 _flash_read_buf = (code_fun*) cyg_flash_anonymizer(&flash_read_buf);
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	165
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	166 stat = (*_flash_read_buf)(base, data, len, block_mask, block_size);
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	167 return flash_hwr_map_error(stat);
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	168 }
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	169
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	170 # define LEGACY_FLASH_READ legacy_flash_read
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	171 #else
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	172 # define LEGACY_FLASH_READ ((int ()(struct cyg_flash_dev, const cyg_flashaddr_t, void*, const size_t))0)
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	173 #endif
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	174
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	175
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	176 #ifdef CYGHWR_IO_FLASH_BLOCK_LOCKING
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	177 static int
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	178 legacy_flash_block_lock (struct cyg_flash_dev *dev,
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	179 const cyg_flashaddr_t block_base)
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	180 {
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	181 typedef int code_fun(cyg_flashaddr_t);
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	182 code_fun *_flash_lock_block;
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	183 int stat;
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	184 _flash_lock_block = (code_fun*) cyg_flash_anonymizer(&flash_lock_block);
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	185
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	186 stat = (*_flash_lock_block)(block_base);
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	187 return flash_hwr_map_error(stat);
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	188 }
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	189
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	190 static int
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	191 legacy_flash_block_unlock (struct cyg_flash_dev *dev,
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	192 const cyg_flashaddr_t block_base)
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	193 {
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	194 typedef int code_fun(cyg_flashaddr_t, int, int);
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	195 code_fun *_flash_unlock_block;
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	196 size_t block_size = dev->block_info[0].block_size;
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	197 cyg_uint32 blocks = dev->block_info[0].blocks;
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	198 int stat;
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	199 _flash_unlock_block = (code_fun*) cyg_flash_anonymizer(&flash_unlock_block);
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	200
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	201 stat = (*_flash_unlock_block)(block_base, block_size, blocks);
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	202 return flash_hwr_map_error(stat);
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	203 }
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	204 #endif
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	205
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	206 void
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	207 flash_dev_query(void* data)
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	208 {
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	209 typedef void code_fun(void*);
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	210 code_fun *_flash_query;
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	211 HAL_FLASH_CACHES_STATE(d_cache, i_cache);
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	212
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	213 _flash_query = (code_fun*) cyg_flash_anonymizer(&flash_query);
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	214
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	215 HAL_FLASH_CACHES_OFF(d_cache, i_cache);
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	216 (*_flash_query)(data);
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	217 HAL_FLASH_CACHES_ON(d_cache, i_cache);
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	218 }
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	219
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	220 static const CYG_FLASH_FUNS(cyg_legacy_funs,
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	221 legacy_flash_init,
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	222 legacy_flash_query,
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	223 legacy_flash_erase_block,
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	224 legacy_flash_program,
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	225 LEGACY_FLASH_READ,
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	226 legacy_flash_block_lock,
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	227 legacy_flash_block_unlock
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	228 );
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	229
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	230 CYG_FLASH_DRIVER(cyg_zzlegacy_flashdev,
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	231 &cyg_legacy_funs,
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	232 0, // Flags
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	233 0, // Start address, filled in by init
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	234 0, // End address, filled in by init
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	235 0, // Number of block infos, filled in by init
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	236 NULL, // Block infos, again filled in by init
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	237 NULL // Driver private data, none needed
a2f5434df2cb Merge flashv2 branch to trunk, with eCosCentric additions jlarmour parents: diff changeset	238 );

Mercurial > ecos-v3_0-branch

annotate packages/io/flash/current/src/legacy_dev.c @ 2729:74dbf4c3f2e1 after-copyright-change-20090129