ecos: packages/io/flash/current/src/flash.c annotate

annotate packages/io/flash/current/src/flash.c @ 1223:dbcfe4e0dbd2

New platform - TAMS MOAB - and generic changes to support it

author	gthomas
date	Fri, 19 Sep 2003 17:11:18 +0000
parents	d2c90368aeef
children	7fb73b26ec8a

rev	line source
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	1 //==========================================================================
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	2 //
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	3 // flash.c
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	4 //
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	5 // Flash programming
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	6 //
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	7 //==========================================================================
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	8 //####ECOSGPLCOPYRIGHTBEGIN####
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	9 // -------------------------------------------
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	10 // This file is part of eCos, the Embedded Configurable Operating System.
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	11 // Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
1223 dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	12 // Copyright (C) 2003 Gary Thomas
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	13 //
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	14 // eCos is free software; you can redistribute it and/or modify it under
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	15 // the terms of the GNU General Public License as published by the Free
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	16 // Software Foundation; either version 2 or (at your option) any later version.
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	17 //
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	18 // eCos is distributed in the hope that it will be useful, but WITHOUT ANY
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	19 // WARRANTY; without even the implied warranty of MERCHANTABILITY or
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	20 // FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	21 // for more details.
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	22 //
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	23 // You should have received a copy of the GNU General Public License along
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	24 // with eCos; if not, write to the Free Software Foundation, Inc.,
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	25 // 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	26 //
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	27 // As a special exception, if other files instantiate templates or use macros
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	28 // or inline functions from this file, or you compile this file and link it
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	29 // with other works to produce a work based on this file, this file does not
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	30 // by itself cause the resulting work to be covered by the GNU General Public
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	31 // License. However the source code for this file must still be made available
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	32 // in accordance with section (3) of the GNU General Public License.
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	33 //
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	34 // This exception does not invalidate any other reasons why a work based on
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	35 // this file might be covered by the GNU General Public License.
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	36 //
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	37 // Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.
210 d2c90368aeef Merge from eCos master repository on 2002-05-23-21:39:14-BST jlarmour parents: 208 diff changeset	38 // at http://sources.redhat.com/ecos/ecos-license/
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	39 // -------------------------------------------
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	40 //####ECOSGPLCOPYRIGHTEND####
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	41 //==========================================================================
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	42 //#####DESCRIPTIONBEGIN####
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	43 //
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	44 // Author(s): gthomas
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	45 // Contributors: gthomas
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	46 // Date: 2000-07-26
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	47 // Purpose:
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	48 // Description:
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	49 //
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	50 //####DESCRIPTIONEND####
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	51 //
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	52 //==========================================================================
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	53
119 77cec8369160 Merge from eCos master repository on 2000-09-01-07:47:03-BST jlarmour parents: 117 diff changeset	54 #include <pkgconf/system.h>
77cec8369160 Merge from eCos master repository on 2000-09-01-07:47:03-BST jlarmour parents: 117 diff changeset	55 #include <pkgconf/io_flash.h>
77cec8369160 Merge from eCos master repository on 2000-09-01-07:47:03-BST jlarmour parents: 117 diff changeset	56
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	57 #include <cyg/hal/hal_arch.h>
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	58 #include <cyg/hal/hal_intr.h>
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	59 #include <cyg/hal/hal_cache.h>
191 678094f34118 Merge from eCos master repository on 2001-10-19-06:43:02-BST jlarmour parents: 177 diff changeset	60 #include <string.h>
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	61
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	62 #define _FLASH_PRIVATE_
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	63 #include <cyg/io/flash.h>
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	64
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 141 diff changeset	65 // When this flag is set, do not actually jump to the relocated code.
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 141 diff changeset	66 // This can be used for running the function in place (RAM startup only),
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 141 diff changeset	67 // allowing calls to diag_printf() and similar.
136 a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT jlarmour parents: 121 diff changeset	68 #undef RAM_FLASH_DEV_DEBUG
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT jlarmour parents: 121 diff changeset	69 #if !defined(CYG_HAL_STARTUP_RAM) && defined(RAM_FLASH_DEV_DEBUG)
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT jlarmour parents: 121 diff changeset	70 # warning "Can only enable the flash debugging when configured for RAM startup"
160 0d0f03f76f6a Merge from eCos master repository on 2001-06-01-18:52:13-BST jlarmour parents: 157 diff changeset	71 # undef CYGHWR_IO_FLASH_DEVICE_NOT_IN_RAM
136 a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT jlarmour parents: 121 diff changeset	72 #endif
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT jlarmour parents: 121 diff changeset	73
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	74 struct flash_info flash_info;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	75
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	76 int
162 2395031e7a66 Merge from eCos master repository on 2001-06-15-06:43:03-BST jlarmour parents: 160 diff changeset	77 flash_init(void work_space, int work_space_size, _printf pf)
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	78 {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	79 int err;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	80
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	81 if (flash_info.init) return FLASH_ERR_OK;
163 0d2b193a635f Merge from eCos master repository on 2001-06-22-17:38:39-BST jlarmour parents: 162 diff changeset	82 flash_info.pf = pf; // Do this before calling into the driver
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	83 flash_info.work_space = work_space;
117 bd1a71e3e476 Merge from eCos master repository on 2000-08-25-19:22:58-BST jlarmour parents: 115 diff changeset	84 flash_info.work_space_size = work_space_size;
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	85 if ((err = flash_hwr_init()) != FLASH_ERR_OK) {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	86 return err;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	87 }
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	88 flash_info.block_mask = ~(flash_info.block_size-1);
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	89 flash_info.init = 1;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	90 return FLASH_ERR_OK;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	91 }
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	92
160 0d0f03f76f6a Merge from eCos master repository on 2001-06-01-18:52:13-BST jlarmour parents: 157 diff changeset	93 #ifndef CYGHWR_IO_FLASH_DEVICE_NOT_IN_RAM
154 e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT jlarmour parents: 151 diff changeset	94 // Use this function to make function pointers anonymous - forcing the
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT jlarmour parents: 151 diff changeset	95 // compiler to use jumps instead of branches when calling driver
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT jlarmour parents: 151 diff changeset	96 // services.
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT jlarmour parents: 151 diff changeset	97 static void* __anonymizer(void* p)
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT jlarmour parents: 151 diff changeset	98 {
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT jlarmour parents: 151 diff changeset	99 return p;
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT jlarmour parents: 151 diff changeset	100 }
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT jlarmour parents: 151 diff changeset	101 #endif
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT jlarmour parents: 151 diff changeset	102
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 141 diff changeset	103 // FIXME: Want to change all drivers to use this function. But it may
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 141 diff changeset	104 // make sense to wait till device structure pointer arguments get
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 141 diff changeset	105 // added as well.
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 141 diff changeset	106 void
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 141 diff changeset	107 flash_dev_query(void* data)
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 141 diff changeset	108 {
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 141 diff changeset	109 typedef void code_fun(void*);
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 141 diff changeset	110 code_fun *_flash_query;
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 141 diff changeset	111 int d_cache, i_cache;
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 141 diff changeset	112
160 0d0f03f76f6a Merge from eCos master repository on 2001-06-01-18:52:13-BST jlarmour parents: 157 diff changeset	113 #ifdef CYGHWR_IO_FLASH_DEVICE_NOT_IN_RAM
154 e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT jlarmour parents: 151 diff changeset	114 {
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT jlarmour parents: 151 diff changeset	115 extern char flash_query[], flash_query_end[];
174 38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 163 diff changeset	116 CYG_ADDRESS code_len;
154 e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT jlarmour parents: 151 diff changeset	117
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT jlarmour parents: 151 diff changeset	118 // Query the device driver - copy 'query' code to RAM for execution
174 38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 163 diff changeset	119 code_len = (CYG_ADDRESS)&flash_query_end - (CYG_ADDRESS)&flash_query;
154 e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT jlarmour parents: 151 diff changeset	120 _flash_query = (code_fun *)flash_info.work_space;
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT jlarmour parents: 151 diff changeset	121 memcpy(_flash_query, &flash_query, code_len);
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT jlarmour parents: 151 diff changeset	122 }
160 0d0f03f76f6a Merge from eCos master repository on 2001-06-01-18:52:13-BST jlarmour parents: 157 diff changeset	123 #else
0d0f03f76f6a Merge from eCos master repository on 2001-06-01-18:52:13-BST jlarmour parents: 157 diff changeset	124 {
0d0f03f76f6a Merge from eCos master repository on 2001-06-01-18:52:13-BST jlarmour parents: 157 diff changeset	125 externC code_fun flash_query;
0d0f03f76f6a Merge from eCos master repository on 2001-06-01-18:52:13-BST jlarmour parents: 157 diff changeset	126 _flash_query = (code_fun*) __anonymizer(&flash_query);
0d0f03f76f6a Merge from eCos master repository on 2001-06-01-18:52:13-BST jlarmour parents: 157 diff changeset	127 }
154 e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT jlarmour parents: 151 diff changeset	128 #endif
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 141 diff changeset	129
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 141 diff changeset	130 HAL_FLASH_CACHES_OFF(d_cache, i_cache);
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 141 diff changeset	131 (*_flash_query)(data);
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 141 diff changeset	132 HAL_FLASH_CACHES_ON(d_cache, i_cache);
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 141 diff changeset	133 }
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 141 diff changeset	134
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	135 int
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	136 flash_verify_addr(void *target)
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	137 {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	138 if (!flash_info.init) {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	139 return FLASH_ERR_NOT_INIT;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	140 }
174 38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 163 diff changeset	141 if (((CYG_ADDRESS)target >= (CYG_ADDRESS)flash_info.start) &&
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	142 ((CYG_ADDRESS)target <= ( ((CYG_ADDRESS)flash_info.end) - 1) )) {
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	143 return FLASH_ERR_OK;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	144 } else {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	145 return FLASH_ERR_INVALID;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	146 }
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	147 }
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	148
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	149 int
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	150 flash_get_limits(void target, void start, void *end)
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	151 {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	152 if (!flash_info.init) {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	153 return FLASH_ERR_NOT_INIT;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	154 }
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	155 *start = flash_info.start;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	156 *end = flash_info.end;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	157 return FLASH_ERR_OK;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	158 }
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	159
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	160 int
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	161 flash_get_block_info(int block_size, int blocks)
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	162 {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	163 if (!flash_info.init) {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	164 return FLASH_ERR_NOT_INIT;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	165 }
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	166 *block_size = flash_info.block_size;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	167 *blocks = flash_info.blocks;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	168 return FLASH_ERR_OK;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	169 }
157 b65ec671dd4c Merge from eCos master repository on 2001-04-06-18:28:36-BST jlarmour parents: 156 diff changeset	170
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	171 int
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	172 flash_erase(void addr, int len, void *err_addr)
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	173 {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	174 unsigned short block, end_addr;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	175 int stat = 0;
151 25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 143 diff changeset	176 typedef int code_fun(unsigned short *, unsigned int);
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	177 code_fun *_flash_erase_block;
141 450e4e1f1e80 Merge from eCos master repository on 2000-11-27-23:09:27-GMT jlarmour parents: 136 diff changeset	178 int d_cache, i_cache;
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	179
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	180 if (!flash_info.init) {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	181 return FLASH_ERR_NOT_INIT;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	182 }
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	183
174 38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 163 diff changeset	184 #ifdef CYGSEM_IO_FLASH_SOFT_WRITE_PROTECT
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 163 diff changeset	185 if (plf_flash_query_soft_wp(addr,len))
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 163 diff changeset	186 return FLASH_ERR_PROTECT;
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 163 diff changeset	187 #endif
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 163 diff changeset	188
160 0d0f03f76f6a Merge from eCos master repository on 2001-06-01-18:52:13-BST jlarmour parents: 157 diff changeset	189 #ifdef CYGHWR_IO_FLASH_DEVICE_NOT_IN_RAM
154 e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT jlarmour parents: 151 diff changeset	190 {
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT jlarmour parents: 151 diff changeset	191 extern char flash_erase_block[], flash_erase_block_end[];
174 38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 163 diff changeset	192 CYG_ADDRESS code_len;
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	193
154 e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT jlarmour parents: 151 diff changeset	194 // Copy 'erase' code to RAM for execution
174 38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 163 diff changeset	195 code_len = (CYG_ADDRESS)&flash_erase_block_end - (CYG_ADDRESS)&flash_erase_block;
154 e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT jlarmour parents: 151 diff changeset	196 _flash_erase_block = (code_fun *)flash_info.work_space;
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT jlarmour parents: 151 diff changeset	197 memcpy(_flash_erase_block, &flash_erase_block, code_len);
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT jlarmour parents: 151 diff changeset	198 }
160 0d0f03f76f6a Merge from eCos master repository on 2001-06-01-18:52:13-BST jlarmour parents: 157 diff changeset	199 #else
0d0f03f76f6a Merge from eCos master repository on 2001-06-01-18:52:13-BST jlarmour parents: 157 diff changeset	200 {
0d0f03f76f6a Merge from eCos master repository on 2001-06-01-18:52:13-BST jlarmour parents: 157 diff changeset	201 externC code_fun flash_erase_block;
0d0f03f76f6a Merge from eCos master repository on 2001-06-01-18:52:13-BST jlarmour parents: 157 diff changeset	202 _flash_erase_block = (code_fun*) __anonymizer(&flash_erase_block);
0d0f03f76f6a Merge from eCos master repository on 2001-06-01-18:52:13-BST jlarmour parents: 157 diff changeset	203 }
154 e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT jlarmour parents: 151 diff changeset	204 #endif
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT jlarmour parents: 151 diff changeset	205
174 38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 163 diff changeset	206 block = (unsigned short *)((CYG_ADDRESS)addr & flash_info.block_mask);
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 163 diff changeset	207 end_addr = (unsigned short *)((CYG_ADDRESS)addr+len);
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	208
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	209 /* Check to see if end_addr overflowed */
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	210 if( (end_addr < block) && (len > 0) ){
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	211 end_addr = (unsigned short *) ((CYG_ADDRESS) flash_info.end - 1);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	212 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	213
1223 dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	214 #ifdef CYGSEM_IO_FLASH_CHATTER
162 2395031e7a66 Merge from eCos master repository on 2001-06-15-06:43:03-BST jlarmour parents: 160 diff changeset	215 (flash_info.pf)("... Erase from %p-%p: ", (void)block, (void*)end_addr);
1223 dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	216 #endif
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	217
154 e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT jlarmour parents: 151 diff changeset	218 HAL_FLASH_CACHES_OFF(d_cache, i_cache);
156 b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 154 diff changeset	219 FLASH_Enable(block, end_addr);
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	220 while (block < end_addr) {
151 25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 143 diff changeset	221 // Supply the blocksize for a gross check for erase success
1223 dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	222 #if !defined(CYGSEM_IO_FLASH_READ_INDIRECT)
195 67850532eebb Merge from eCos master repository on 2001-11-02-06:43:03-GMT jlarmour parents: 191 diff changeset	223 int i;
67850532eebb Merge from eCos master repository on 2001-11-02-06:43:03-GMT jlarmour parents: 191 diff changeset	224 unsigned char *dp;
67850532eebb Merge from eCos master repository on 2001-11-02-06:43:03-GMT jlarmour parents: 191 diff changeset	225 bool erased = true;
67850532eebb Merge from eCos master repository on 2001-11-02-06:43:03-GMT jlarmour parents: 191 diff changeset	226
67850532eebb Merge from eCos master repository on 2001-11-02-06:43:03-GMT jlarmour parents: 191 diff changeset	227 dp = (unsigned char *)block;
67850532eebb Merge from eCos master repository on 2001-11-02-06:43:03-GMT jlarmour parents: 191 diff changeset	228 for (i = 0; i < flash_info.block_size; i++) {
67850532eebb Merge from eCos master repository on 2001-11-02-06:43:03-GMT jlarmour parents: 191 diff changeset	229 if (*dp++ != (unsigned char)0xFF) {
67850532eebb Merge from eCos master repository on 2001-11-02-06:43:03-GMT jlarmour parents: 191 diff changeset	230 erased = false;
67850532eebb Merge from eCos master repository on 2001-11-02-06:43:03-GMT jlarmour parents: 191 diff changeset	231 break;
67850532eebb Merge from eCos master repository on 2001-11-02-06:43:03-GMT jlarmour parents: 191 diff changeset	232 }
67850532eebb Merge from eCos master repository on 2001-11-02-06:43:03-GMT jlarmour parents: 191 diff changeset	233 }
1223 dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	234 #else
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	235 bool erased = false;
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	236 #endif
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	237 unsigned short *tmp_block;
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	238
195 67850532eebb Merge from eCos master repository on 2001-11-02-06:43:03-GMT jlarmour parents: 191 diff changeset	239 if (!erased) {
67850532eebb Merge from eCos master repository on 2001-11-02-06:43:03-GMT jlarmour parents: 191 diff changeset	240 stat = (*_flash_erase_block)(block, flash_info.block_size);
67850532eebb Merge from eCos master repository on 2001-11-02-06:43:03-GMT jlarmour parents: 191 diff changeset	241 stat = flash_hwr_map_error(stat);
67850532eebb Merge from eCos master repository on 2001-11-02-06:43:03-GMT jlarmour parents: 191 diff changeset	242 }
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	243 if (stat) {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	244 err_addr = (void )block;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	245 break;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	246 }
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	247
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	248 // Check to see if block will overflow
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	249 tmp_block = block + flash_info.block_size / sizeof(*block);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	250 if(tmp_block < block){
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	251 // If block address overflows, set block value to end on this loop
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	252 block = end_addr;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	253 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	254 else{
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	255 block = tmp_block;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	256 }
1223 dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	257 #ifdef CYGSEM_IO_FLASH_CHATTER
162 2395031e7a66 Merge from eCos master repository on 2001-06-15-06:43:03-BST jlarmour parents: 160 diff changeset	258 (*flash_info.pf)(".");
1223 dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	259 #endif
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	260 }
156 b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 154 diff changeset	261 FLASH_Disable(block, end_addr);
141 450e4e1f1e80 Merge from eCos master repository on 2000-11-27-23:09:27-GMT jlarmour parents: 136 diff changeset	262 HAL_FLASH_CACHES_ON(d_cache, i_cache);
1223 dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	263 #ifdef CYGSEM_IO_FLASH_CHATTER
162 2395031e7a66 Merge from eCos master repository on 2001-06-15-06:43:03-BST jlarmour parents: 160 diff changeset	264 (*flash_info.pf)("\n");
1223 dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	265 #endif
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	266 return (stat);
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	267 }
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	268
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	269 int
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	270 flash_program(void _addr, void _data, int len, void **err_addr)
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	271 {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	272 int stat = 0;
154 e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT jlarmour parents: 151 diff changeset	273 int size;
174 38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 163 diff changeset	274 typedef int code_fun(void , void , int, unsigned long, int);
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	275 code_fun *_flash_program_buf;
174 38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 163 diff changeset	276 unsigned char addr = (unsigned char )_addr;
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 163 diff changeset	277 unsigned char data = (unsigned char )_data;
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 163 diff changeset	278 CYG_ADDRESS tmp;
141 450e4e1f1e80 Merge from eCos master repository on 2000-11-27-23:09:27-GMT jlarmour parents: 136 diff changeset	279 int d_cache, i_cache;
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	280
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	281 if (!flash_info.init) {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	282 return FLASH_ERR_NOT_INIT;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	283 }
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	284
174 38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 163 diff changeset	285 #ifdef CYGSEM_IO_FLASH_SOFT_WRITE_PROTECT
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 163 diff changeset	286 if (plf_flash_query_soft_wp(addr,len))
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 163 diff changeset	287 return FLASH_ERR_PROTECT;
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 163 diff changeset	288 #endif
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 163 diff changeset	289
160 0d0f03f76f6a Merge from eCos master repository on 2001-06-01-18:52:13-BST jlarmour parents: 157 diff changeset	290 #ifdef CYGHWR_IO_FLASH_DEVICE_NOT_IN_RAM
154 e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT jlarmour parents: 151 diff changeset	291 {
174 38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 163 diff changeset	292 CYG_ADDRESS code_len;
154 e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT jlarmour parents: 151 diff changeset	293 extern char flash_program_buf[], flash_program_buf_end[];
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT jlarmour parents: 151 diff changeset	294 // Copy 'program' code to RAM for execution
174 38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 163 diff changeset	295 code_len = (CYG_ADDRESS)&flash_program_buf_end - (CYG_ADDRESS)&flash_program_buf;
154 e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT jlarmour parents: 151 diff changeset	296 _flash_program_buf = (code_fun *)flash_info.work_space;
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT jlarmour parents: 151 diff changeset	297 memcpy(_flash_program_buf, &flash_program_buf, code_len);
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT jlarmour parents: 151 diff changeset	298 }
160 0d0f03f76f6a Merge from eCos master repository on 2001-06-01-18:52:13-BST jlarmour parents: 157 diff changeset	299 #else
0d0f03f76f6a Merge from eCos master repository on 2001-06-01-18:52:13-BST jlarmour parents: 157 diff changeset	300 {
0d0f03f76f6a Merge from eCos master repository on 2001-06-01-18:52:13-BST jlarmour parents: 157 diff changeset	301 externC code_fun flash_program_buf;
0d0f03f76f6a Merge from eCos master repository on 2001-06-01-18:52:13-BST jlarmour parents: 157 diff changeset	302 _flash_program_buf = (code_fun*) __anonymizer(&flash_program_buf);
0d0f03f76f6a Merge from eCos master repository on 2001-06-01-18:52:13-BST jlarmour parents: 157 diff changeset	303 }
154 e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT jlarmour parents: 151 diff changeset	304 #endif
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT jlarmour parents: 151 diff changeset	305
1223 dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	306 #ifdef CYGSEM_IO_FLASH_CHATTER
162 2395031e7a66 Merge from eCos master repository on 2001-06-15-06:43:03-BST jlarmour parents: 160 diff changeset	307 (flash_info.pf)("... Program from %p-%p at %p: ", (void)data,
174 38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 163 diff changeset	308 (void)(((CYG_ADDRESS)data)+len), (void)addr);
1223 dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	309 #endif
154 e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT jlarmour parents: 151 diff changeset	310
141 450e4e1f1e80 Merge from eCos master repository on 2000-11-27-23:09:27-GMT jlarmour parents: 136 diff changeset	311 HAL_FLASH_CACHES_OFF(d_cache, i_cache);
174 38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 163 diff changeset	312 FLASH_Enable((unsigned short)addr, (unsigned short )(addr+len));
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	313 while (len > 0) {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	314 size = len;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	315 if (size > flash_info.block_size) size = flash_info.block_size;
154 e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT jlarmour parents: 151 diff changeset	316
174 38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 163 diff changeset	317 tmp = (CYG_ADDRESS)addr & ~flash_info.block_mask;
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 163 diff changeset	318 if (tmp) {
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 163 diff changeset	319 tmp = flash_info.block_size - tmp;
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 163 diff changeset	320 if (size>tmp) size = tmp;
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 163 diff changeset	321
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 163 diff changeset	322 }
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 163 diff changeset	323
156 b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 154 diff changeset	324 stat = (*_flash_program_buf)(addr, data, size,
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 154 diff changeset	325 flash_info.block_mask, flash_info.buffer_size);
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	326 stat = flash_hwr_map_error(stat);
157 b65ec671dd4c Merge from eCos master repository on 2001-04-06-18:28:36-BST jlarmour parents: 156 diff changeset	327 #ifdef CYGSEM_IO_FLASH_VERIFY_PROGRAM
163 0d2b193a635f Merge from eCos master repository on 2001-06-22-17:38:39-BST jlarmour parents: 162 diff changeset	328 if (0 == stat) // Claims to be OK
195 67850532eebb Merge from eCos master repository on 2001-11-02-06:43:03-GMT jlarmour parents: 191 diff changeset	329 if (memcmp(addr, data, size) != 0) {
163 0d2b193a635f Merge from eCos master repository on 2001-06-22-17:38:39-BST jlarmour parents: 162 diff changeset	330 stat = 0x0BAD;
1223 dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	331 #ifdef CYGSEM_IO_FLASH_CHATTER
163 0d2b193a635f Merge from eCos master repository on 2001-06-22-17:38:39-BST jlarmour parents: 162 diff changeset	332 (*flash_info.pf)("V");
1223 dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	333 #endif
163 0d2b193a635f Merge from eCos master repository on 2001-06-22-17:38:39-BST jlarmour parents: 162 diff changeset	334 }
157 b65ec671dd4c Merge from eCos master repository on 2001-04-06-18:28:36-BST jlarmour parents: 156 diff changeset	335 #endif
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	336 if (stat) {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	337 err_addr = (void )addr;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	338 break;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	339 }
1223 dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	340 #ifdef CYGSEM_IO_FLASH_CHATTER
162 2395031e7a66 Merge from eCos master repository on 2001-06-15-06:43:03-BST jlarmour parents: 160 diff changeset	341 (*flash_info.pf)(".");
1223 dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	342 #endif
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	343 len -= size;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	344 addr += size/sizeof(*addr);
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	345 data += size/sizeof(*data);
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	346 }
174 38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 163 diff changeset	347 FLASH_Disable((unsigned short)addr, (unsigned short )(addr+len));
141 450e4e1f1e80 Merge from eCos master repository on 2000-11-27-23:09:27-GMT jlarmour parents: 136 diff changeset	348 HAL_FLASH_CACHES_ON(d_cache, i_cache);
1223 dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	349 #ifdef CYGSEM_IO_FLASH_CHATTER
162 2395031e7a66 Merge from eCos master repository on 2001-06-15-06:43:03-BST jlarmour parents: 160 diff changeset	350 (*flash_info.pf)("\n");
1223 dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	351 #endif
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	352 return (stat);
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	353 }
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	354
1223 dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	355 int
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	356 flash_read(void _addr, void _data, int len, void **err_addr)
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	357 {
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	358 #ifdef CYGSEM_IO_FLASH_READ_INDIRECT
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	359 int stat = 0;
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	360 int size;
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	361 typedef int code_fun(void , void , int, unsigned long, int);
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	362 code_fun *_flash_read_buf;
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	363 unsigned char addr = (unsigned char )_addr;
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	364 unsigned char data = (unsigned char )_data;
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	365 CYG_ADDRESS tmp;
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	366 int d_cache, i_cache;
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	367
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	368 if (!flash_info.init) {
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	369 return FLASH_ERR_NOT_INIT;
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	370 }
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	371
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	372 #ifdef CYGSEM_IO_FLASH_SOFT_WRITE_PROTECT
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	373 if (plf_flash_query_soft_wp(addr,len))
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	374 return FLASH_ERR_PROTECT;
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	375 #endif
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	376
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	377 #ifdef CYGHWR_IO_FLASH_DEVICE_NOT_IN_RAM
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	378 {
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	379 CYG_ADDRESS code_len;
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	380 extern char flash_read_buf[], flash_read_buf_end[];
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	381 // Copy 'read' code to RAM for execution
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	382 code_len = (CYG_ADDRESS)&flash_read_buf_end - (CYG_ADDRESS)&flash_read_buf;
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	383 _flash_read_buf = (code_fun *)flash_info.work_space;
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	384 memcpy(_flash_read_buf, &flash_read_buf, code_len);
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	385 }
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	386 #else
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	387 {
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	388 externC code_fun flash_read_buf;
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	389 _flash_read_buf = (code_fun*) __anonymizer(&flash_read_buf);
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	390 }
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	391 #endif
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	392
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	393 #ifdef CYGSEM_IO_FLASH_CHATTER
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	394 (flash_info.pf)("... Read from %p-%p at %p: ", (void)data,
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	395 (void)(((CYG_ADDRESS)data)+len), (void)addr);
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	396 #endif
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	397
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	398 HAL_FLASH_CACHES_OFF(d_cache, i_cache);
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	399 FLASH_Enable((unsigned short)addr, (unsigned short )(addr+len));
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	400 while (len > 0) {
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	401 size = len;
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	402 if (size > flash_info.block_size) size = flash_info.block_size;
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	403
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	404 tmp = (CYG_ADDRESS)addr & ~flash_info.block_mask;
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	405 if (tmp) {
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	406 tmp = flash_info.block_size - tmp;
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	407 if (size>tmp) size = tmp;
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	408
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	409 }
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	410
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	411 stat = (*_flash_read_buf)(addr, data, size,
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	412 flash_info.block_mask, flash_info.buffer_size);
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	413 stat = flash_hwr_map_error(stat);
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	414 #ifdef CYGSEM_IO_FLASH_VERIFY_PROGRAM_
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	415 if (0 == stat) // Claims to be OK
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	416 if (memcmp(addr, data, size) != 0) {
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	417 stat = 0x0BAD;
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	418 #ifdef CYGSEM_IO_FLASH_CHATTER
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	419 (*flash_info.pf)("V");
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	420 #endif
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	421 }
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	422 #endif
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	423 if (stat) {
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	424 err_addr = (void )addr;
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	425 break;
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	426 }
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	427 #ifdef CYGSEM_IO_FLASH_CHATTER
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	428 (*flash_info.pf)(".");
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	429 #endif
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	430 len -= size;
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	431 addr += size/sizeof(*addr);
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	432 data += size/sizeof(*data);
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	433 }
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	434 FLASH_Disable((unsigned short)addr, (unsigned short )(addr+len));
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	435 HAL_FLASH_CACHES_ON(d_cache, i_cache);
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	436 #ifdef CYGSEM_IO_FLASH_CHATTER
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	437 (*flash_info.pf)("\n");
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	438 #endif
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	439 return (stat);
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	440 #else // CYGSEM_IO_FLASH_READ_INDIRECT
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	441 // Direct access to FLASH memory is possible - just move the requested bytes
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	442 if (!flash_info.init) {
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	443 return FLASH_ERR_NOT_INIT;
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	444 }
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	445 memcpy(_data, _addr, len);
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	446 return FLASH_ERR_OK;
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	447 #endif
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	448 }
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	449
177 4c750ce71ae3 Merge from eCos master repository on 2001-08-10-19:22:57-BST jlarmour parents: 174 diff changeset	450 #ifdef CYGHWR_IO_FLASH_BLOCK_LOCKING
119 77cec8369160 Merge from eCos master repository on 2000-09-01-07:47:03-BST jlarmour parents: 117 diff changeset	451
77cec8369160 Merge from eCos master repository on 2000-09-01-07:47:03-BST jlarmour parents: 117 diff changeset	452 int
77cec8369160 Merge from eCos master repository on 2000-09-01-07:47:03-BST jlarmour parents: 117 diff changeset	453 flash_lock(void addr, int len, void *err_addr)
77cec8369160 Merge from eCos master repository on 2000-09-01-07:47:03-BST jlarmour parents: 117 diff changeset	454 {
77cec8369160 Merge from eCos master repository on 2000-09-01-07:47:03-BST jlarmour parents: 117 diff changeset	455 unsigned short block, end_addr;
77cec8369160 Merge from eCos master repository on 2000-09-01-07:47:03-BST jlarmour parents: 117 diff changeset	456 int stat = 0;
77cec8369160 Merge from eCos master repository on 2000-09-01-07:47:03-BST jlarmour parents: 117 diff changeset	457 typedef int code_fun(unsigned short *);
77cec8369160 Merge from eCos master repository on 2000-09-01-07:47:03-BST jlarmour parents: 117 diff changeset	458 code_fun *_flash_lock_block;
141 450e4e1f1e80 Merge from eCos master repository on 2000-11-27-23:09:27-GMT jlarmour parents: 136 diff changeset	459 int d_cache, i_cache;
119 77cec8369160 Merge from eCos master repository on 2000-09-01-07:47:03-BST jlarmour parents: 117 diff changeset	460
77cec8369160 Merge from eCos master repository on 2000-09-01-07:47:03-BST jlarmour parents: 117 diff changeset	461 if (!flash_info.init) {
77cec8369160 Merge from eCos master repository on 2000-09-01-07:47:03-BST jlarmour parents: 117 diff changeset	462 return FLASH_ERR_NOT_INIT;
77cec8369160 Merge from eCos master repository on 2000-09-01-07:47:03-BST jlarmour parents: 117 diff changeset	463 }
77cec8369160 Merge from eCos master repository on 2000-09-01-07:47:03-BST jlarmour parents: 117 diff changeset	464
174 38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 163 diff changeset	465 #ifdef CYGSEM_IO_FLASH_SOFT_WRITE_PROTECT
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 163 diff changeset	466 if (plf_flash_query_soft_wp(addr,len))
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 163 diff changeset	467 return FLASH_ERR_PROTECT;
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 163 diff changeset	468 #endif
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 163 diff changeset	469
160 0d0f03f76f6a Merge from eCos master repository on 2001-06-01-18:52:13-BST jlarmour parents: 157 diff changeset	470 #ifdef CYGHWR_IO_FLASH_DEVICE_NOT_IN_RAM
154 e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT jlarmour parents: 151 diff changeset	471 {
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT jlarmour parents: 151 diff changeset	472 extern char flash_lock_block[], flash_lock_block_end[];
174 38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 163 diff changeset	473 CYG_ADDRESS code_len;
154 e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT jlarmour parents: 151 diff changeset	474 // Copy 'lock' code to RAM for execution
174 38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 163 diff changeset	475 code_len = (CYG_ADDRESS)&flash_lock_block_end - (CYG_ADDRESS)&flash_lock_block;
154 e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT jlarmour parents: 151 diff changeset	476 _flash_lock_block = (code_fun *)flash_info.work_space;
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT jlarmour parents: 151 diff changeset	477 memcpy(_flash_lock_block, &flash_lock_block, code_len);
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT jlarmour parents: 151 diff changeset	478 }
160 0d0f03f76f6a Merge from eCos master repository on 2001-06-01-18:52:13-BST jlarmour parents: 157 diff changeset	479 #else
0d0f03f76f6a Merge from eCos master repository on 2001-06-01-18:52:13-BST jlarmour parents: 157 diff changeset	480 {
0d0f03f76f6a Merge from eCos master repository on 2001-06-01-18:52:13-BST jlarmour parents: 157 diff changeset	481 externC code_fun flash_lock_block;
0d0f03f76f6a Merge from eCos master repository on 2001-06-01-18:52:13-BST jlarmour parents: 157 diff changeset	482 _flash_lock_block = (code_fun*) __anonymizer(&flash_lock_block);
0d0f03f76f6a Merge from eCos master repository on 2001-06-01-18:52:13-BST jlarmour parents: 157 diff changeset	483 }
154 e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT jlarmour parents: 151 diff changeset	484 #endif
119 77cec8369160 Merge from eCos master repository on 2000-09-01-07:47:03-BST jlarmour parents: 117 diff changeset	485
174 38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 163 diff changeset	486 block = (unsigned short *)((CYG_ADDRESS)addr & flash_info.block_mask);
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 163 diff changeset	487 end_addr = (unsigned short *)((CYG_ADDRESS)addr+len);
119 77cec8369160 Merge from eCos master repository on 2000-09-01-07:47:03-BST jlarmour parents: 117 diff changeset	488
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	489 /* Check to see if end_addr overflowed */
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	490 if( (end_addr < block) && (len > 0) ){
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	491 end_addr = (unsigned short *) ((CYG_ADDRESS) flash_info.end - 1);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	492 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	493
1223 dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	494 #ifdef CYGSEM_IO_FLASH_CHATTER
162 2395031e7a66 Merge from eCos master repository on 2001-06-15-06:43:03-BST jlarmour parents: 160 diff changeset	495 (*flash_info.pf)("... Lock from %p-%p: ", block, end_addr);
1223 dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	496 #endif
119 77cec8369160 Merge from eCos master repository on 2000-09-01-07:47:03-BST jlarmour parents: 117 diff changeset	497
154 e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT jlarmour parents: 151 diff changeset	498 HAL_FLASH_CACHES_OFF(d_cache, i_cache);
156 b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 154 diff changeset	499 FLASH_Enable(block, end_addr);
119 77cec8369160 Merge from eCos master repository on 2000-09-01-07:47:03-BST jlarmour parents: 117 diff changeset	500 while (block < end_addr) {
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	501 unsigned short *tmp_block;
119 77cec8369160 Merge from eCos master repository on 2000-09-01-07:47:03-BST jlarmour parents: 117 diff changeset	502 stat = (*_flash_lock_block)(block);
77cec8369160 Merge from eCos master repository on 2000-09-01-07:47:03-BST jlarmour parents: 117 diff changeset	503 stat = flash_hwr_map_error(stat);
77cec8369160 Merge from eCos master repository on 2000-09-01-07:47:03-BST jlarmour parents: 117 diff changeset	504 if (stat) {
77cec8369160 Merge from eCos master repository on 2000-09-01-07:47:03-BST jlarmour parents: 117 diff changeset	505 err_addr = (void )block;
77cec8369160 Merge from eCos master repository on 2000-09-01-07:47:03-BST jlarmour parents: 117 diff changeset	506 break;
77cec8369160 Merge from eCos master repository on 2000-09-01-07:47:03-BST jlarmour parents: 117 diff changeset	507 }
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	508
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	509 // Check to see if block will overflow
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	510 tmp_block = block + flash_info.block_size / sizeof(*block);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	511 if(tmp_block < block){
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	512 // If block address overflows, set block value to end on this loop
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	513 block = end_addr;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	514 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	515 else{
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	516 block = tmp_block;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	517 }
1223 dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	518 #ifdef CYGSEM_IO_FLASH_CHATTER
162 2395031e7a66 Merge from eCos master repository on 2001-06-15-06:43:03-BST jlarmour parents: 160 diff changeset	519 (*flash_info.pf)(".");
1223 dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	520 #endif
119 77cec8369160 Merge from eCos master repository on 2000-09-01-07:47:03-BST jlarmour parents: 117 diff changeset	521 }
156 b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 154 diff changeset	522 FLASH_Disable(block, end_addr);
141 450e4e1f1e80 Merge from eCos master repository on 2000-11-27-23:09:27-GMT jlarmour parents: 136 diff changeset	523 HAL_FLASH_CACHES_ON(d_cache, i_cache);
1223 dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	524 #ifdef CYGSEM_IO_FLASH_CHATTER
162 2395031e7a66 Merge from eCos master repository on 2001-06-15-06:43:03-BST jlarmour parents: 160 diff changeset	525 (*flash_info.pf)("\n");
1223 dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	526 #endif
119 77cec8369160 Merge from eCos master repository on 2000-09-01-07:47:03-BST jlarmour parents: 117 diff changeset	527 return (stat);
77cec8369160 Merge from eCos master repository on 2000-09-01-07:47:03-BST jlarmour parents: 117 diff changeset	528 }
77cec8369160 Merge from eCos master repository on 2000-09-01-07:47:03-BST jlarmour parents: 117 diff changeset	529
77cec8369160 Merge from eCos master repository on 2000-09-01-07:47:03-BST jlarmour parents: 117 diff changeset	530 int
77cec8369160 Merge from eCos master repository on 2000-09-01-07:47:03-BST jlarmour parents: 117 diff changeset	531 flash_unlock(void addr, int len, void *err_addr)
77cec8369160 Merge from eCos master repository on 2000-09-01-07:47:03-BST jlarmour parents: 117 diff changeset	532 {
77cec8369160 Merge from eCos master repository on 2000-09-01-07:47:03-BST jlarmour parents: 117 diff changeset	533 unsigned short block, end_addr;
77cec8369160 Merge from eCos master repository on 2000-09-01-07:47:03-BST jlarmour parents: 117 diff changeset	534 int stat = 0;
77cec8369160 Merge from eCos master repository on 2000-09-01-07:47:03-BST jlarmour parents: 117 diff changeset	535 typedef int code_fun(unsigned short *, int, int);
77cec8369160 Merge from eCos master repository on 2000-09-01-07:47:03-BST jlarmour parents: 117 diff changeset	536 code_fun *_flash_unlock_block;
141 450e4e1f1e80 Merge from eCos master repository on 2000-11-27-23:09:27-GMT jlarmour parents: 136 diff changeset	537 int d_cache, i_cache;
119 77cec8369160 Merge from eCos master repository on 2000-09-01-07:47:03-BST jlarmour parents: 117 diff changeset	538
77cec8369160 Merge from eCos master repository on 2000-09-01-07:47:03-BST jlarmour parents: 117 diff changeset	539 if (!flash_info.init) {
77cec8369160 Merge from eCos master repository on 2000-09-01-07:47:03-BST jlarmour parents: 117 diff changeset	540 return FLASH_ERR_NOT_INIT;
77cec8369160 Merge from eCos master repository on 2000-09-01-07:47:03-BST jlarmour parents: 117 diff changeset	541 }
77cec8369160 Merge from eCos master repository on 2000-09-01-07:47:03-BST jlarmour parents: 117 diff changeset	542
174 38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 163 diff changeset	543 #ifdef CYGSEM_IO_FLASH_SOFT_WRITE_PROTECT
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 163 diff changeset	544 if (plf_flash_query_soft_wp(addr,len))
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 163 diff changeset	545 return FLASH_ERR_PROTECT;
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 163 diff changeset	546 #endif
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 163 diff changeset	547
160 0d0f03f76f6a Merge from eCos master repository on 2001-06-01-18:52:13-BST jlarmour parents: 157 diff changeset	548 #ifdef CYGHWR_IO_FLASH_DEVICE_NOT_IN_RAM
154 e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT jlarmour parents: 151 diff changeset	549 {
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT jlarmour parents: 151 diff changeset	550 extern char flash_unlock_block[], flash_unlock_block_end[];
174 38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 163 diff changeset	551 CYG_ADDRESS code_len;
154 e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT jlarmour parents: 151 diff changeset	552 // Copy 'lock' code to RAM for execution
174 38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 163 diff changeset	553 code_len = (CYG_ADDRESS)&flash_unlock_block_end - (CYG_ADDRESS)&flash_unlock_block;
154 e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT jlarmour parents: 151 diff changeset	554 _flash_unlock_block = (code_fun *)flash_info.work_space;
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT jlarmour parents: 151 diff changeset	555 memcpy(_flash_unlock_block, &flash_unlock_block, code_len);
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT jlarmour parents: 151 diff changeset	556 }
160 0d0f03f76f6a Merge from eCos master repository on 2001-06-01-18:52:13-BST jlarmour parents: 157 diff changeset	557 #else
0d0f03f76f6a Merge from eCos master repository on 2001-06-01-18:52:13-BST jlarmour parents: 157 diff changeset	558 {
0d0f03f76f6a Merge from eCos master repository on 2001-06-01-18:52:13-BST jlarmour parents: 157 diff changeset	559 externC code_fun flash_unlock_block;
0d0f03f76f6a Merge from eCos master repository on 2001-06-01-18:52:13-BST jlarmour parents: 157 diff changeset	560 _flash_unlock_block = (code_fun*) __anonymizer(&flash_unlock_block);
0d0f03f76f6a Merge from eCos master repository on 2001-06-01-18:52:13-BST jlarmour parents: 157 diff changeset	561 }
154 e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT jlarmour parents: 151 diff changeset	562 #endif
119 77cec8369160 Merge from eCos master repository on 2000-09-01-07:47:03-BST jlarmour parents: 117 diff changeset	563
174 38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 163 diff changeset	564 block = (unsigned short *)((CYG_ADDRESS)addr & flash_info.block_mask);
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 163 diff changeset	565 end_addr = (unsigned short *)((CYG_ADDRESS)addr+len);
119 77cec8369160 Merge from eCos master repository on 2000-09-01-07:47:03-BST jlarmour parents: 117 diff changeset	566
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	567 /* Check to see if end_addr overflowed */
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	568 if( (end_addr < block) && (len > 0) ){
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	569 end_addr = (unsigned short *) ((CYG_ADDRESS) flash_info.end - 1);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	570 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	571
1223 dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	572 #ifdef CYGSEM_IO_FLASH_CHATTER
162 2395031e7a66 Merge from eCos master repository on 2001-06-15-06:43:03-BST jlarmour parents: 160 diff changeset	573 (*flash_info.pf)("... Unlock from %p-%p: ", block, end_addr);
1223 dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	574 #endif
119 77cec8369160 Merge from eCos master repository on 2000-09-01-07:47:03-BST jlarmour parents: 117 diff changeset	575
154 e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT jlarmour parents: 151 diff changeset	576 HAL_FLASH_CACHES_OFF(d_cache, i_cache);
156 b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 154 diff changeset	577 FLASH_Enable(block, end_addr);
119 77cec8369160 Merge from eCos master repository on 2000-09-01-07:47:03-BST jlarmour parents: 117 diff changeset	578 while (block < end_addr) {
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	579 unsigned short *tmp_block;
119 77cec8369160 Merge from eCos master repository on 2000-09-01-07:47:03-BST jlarmour parents: 117 diff changeset	580 stat = (*_flash_unlock_block)(block, flash_info.block_size, flash_info.blocks);
77cec8369160 Merge from eCos master repository on 2000-09-01-07:47:03-BST jlarmour parents: 117 diff changeset	581 stat = flash_hwr_map_error(stat);
77cec8369160 Merge from eCos master repository on 2000-09-01-07:47:03-BST jlarmour parents: 117 diff changeset	582 if (stat) {
77cec8369160 Merge from eCos master repository on 2000-09-01-07:47:03-BST jlarmour parents: 117 diff changeset	583 err_addr = (void )block;
77cec8369160 Merge from eCos master repository on 2000-09-01-07:47:03-BST jlarmour parents: 117 diff changeset	584 break;
77cec8369160 Merge from eCos master repository on 2000-09-01-07:47:03-BST jlarmour parents: 117 diff changeset	585 }
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	586
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	587 tmp_block = block + flash_info.block_size / sizeof(*block);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	588 if(tmp_block < block){
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	589 // If block address overflows, set block value to end on this loop
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	590 block = end_addr;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	591 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	592 else{
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	593 block = tmp_block;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 195 diff changeset	594 }
1223 dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	595 #ifdef CYGSEM_IO_FLASH_CHATTER
162 2395031e7a66 Merge from eCos master repository on 2001-06-15-06:43:03-BST jlarmour parents: 160 diff changeset	596 (*flash_info.pf)(".");
1223 dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	597 #endif
119 77cec8369160 Merge from eCos master repository on 2000-09-01-07:47:03-BST jlarmour parents: 117 diff changeset	598 }
156 b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 154 diff changeset	599 FLASH_Disable(block, end_addr);
141 450e4e1f1e80 Merge from eCos master repository on 2000-11-27-23:09:27-GMT jlarmour parents: 136 diff changeset	600 HAL_FLASH_CACHES_ON(d_cache, i_cache);
1223 dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	601 #ifdef CYGSEM_IO_FLASH_CHATTER
162 2395031e7a66 Merge from eCos master repository on 2001-06-15-06:43:03-BST jlarmour parents: 160 diff changeset	602 (*flash_info.pf)("\n");
1223 dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it gthomas parents: 210 diff changeset	603 #endif
119 77cec8369160 Merge from eCos master repository on 2000-09-01-07:47:03-BST jlarmour parents: 117 diff changeset	604 return (stat);
77cec8369160 Merge from eCos master repository on 2000-09-01-07:47:03-BST jlarmour parents: 117 diff changeset	605 }
77cec8369160 Merge from eCos master repository on 2000-09-01-07:47:03-BST jlarmour parents: 117 diff changeset	606 #endif
77cec8369160 Merge from eCos master repository on 2000-09-01-07:47:03-BST jlarmour parents: 117 diff changeset	607
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	608 char *
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	609 flash_errmsg(int err)
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	610 {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	611 switch (err) {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	612 case FLASH_ERR_OK:
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	613 return "No error - operation complete";
136 a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT jlarmour parents: 121 diff changeset	614 case FLASH_ERR_ERASE_SUSPEND:
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT jlarmour parents: 121 diff changeset	615 return "Device is in erase suspend state";
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT jlarmour parents: 121 diff changeset	616 case FLASH_ERR_PROGRAM_SUSPEND:
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT jlarmour parents: 121 diff changeset	617 return "Device is in program suspend state";
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	618 case FLASH_ERR_INVALID:
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	619 return "Invalid FLASH address";
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	620 case FLASH_ERR_ERASE:
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	621 return "Error trying to erase";
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	622 case FLASH_ERR_LOCK:
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	623 return "Error trying to lock/unlock";
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	624 case FLASH_ERR_PROGRAM:
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	625 return "Error trying to program";
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	626 case FLASH_ERR_PROTOCOL:
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	627 return "Generic error";
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	628 case FLASH_ERR_PROTECT:
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	629 return "Device/region is write-protected";
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	630 case FLASH_ERR_NOT_INIT:
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	631 return "FLASH sub-system not initialized";
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 141 diff changeset	632 case FLASH_ERR_DRV_VERIFY:
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 141 diff changeset	633 return "Data verify failed after operation";
154 e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT jlarmour parents: 151 diff changeset	634 case FLASH_ERR_DRV_TIMEOUT:
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT jlarmour parents: 151 diff changeset	635 return "Driver timed out waiting for device";
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT jlarmour parents: 151 diff changeset	636 case FLASH_ERR_DRV_WRONG_PART:
e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT jlarmour parents: 151 diff changeset	637 return "Driver does not support device";
156 b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 154 diff changeset	638 case FLASH_ERR_LOW_VOLTAGE:
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 154 diff changeset	639 return "Device reports low voltage";
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	640 default:
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	641 return "Unknown error";
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	642 }
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	643 }
151 25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 143 diff changeset	644
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 143 diff changeset	645 // EOF io/flash/..../flash.c

Mercurial > ecos

annotate packages/io/flash/current/src/flash.c @ 1223:dbcfe4e0dbd2