1 //==========================================================================
7 //==========================================================================
8 //####ECOSGPLCOPYRIGHTBEGIN####
9 // -------------------------------------------
10 // This file is part of eCos, the Embedded Configurable Operating System.
11 // Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
13 // eCos is free software; you can redistribute it and/or modify it under
14 // the terms of the GNU General Public License as published by the Free
15 // Software Foundation; either version 2 or (at your option) any later version.
17 // eCos is distributed in the hope that it will be useful, but WITHOUT ANY
18 // WARRANTY; without even the implied warranty of MERCHANTABILITY or
19 // FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
22 // You should have received a copy of the GNU General Public License along
23 // with eCos; if not, write to the Free Software Foundation, Inc.,
24 // 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
26 // As a special exception, if other files instantiate templates or use macros
27 // or inline functions from this file, or you compile this file and link it
28 // with other works to produce a work based on this file, this file does not
29 // by itself cause the resulting work to be covered by the GNU General Public
30 // License. However the source code for this file must still be made available
31 // in accordance with section (3) of the GNU General Public License.
33 // This exception does not invalidate any other reasons why a work based on
34 // this file might be covered by the GNU General Public License.
36 // Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.
37 // at http://sources.redhat.com/ecos/ecos-license/
38 // -------------------------------------------
39 //####ECOSGPLCOPYRIGHTEND####
40 //===========================================================================
42 #include <pkgconf/hal.h>
43 #include <cyg/hal/hal_arch.h>
44 #include <cyg/hal/hal_cache.h>
46 #define _FLASH_PRIVATE_
47 #include <cyg/io/flash.h>
51 extern void diag_printf(char* str, ...);
54 #ifndef MXCFLASH_SELECT_MULTI
57 norflash_hwr_init(void)
60 flash_info.block_size = FLASH_SECTOR_SIZE;
61 flash_info.blocks = FLASH_SECTOR_NUM;
62 flash_info.start = (void *)(FLASH_BASE);
63 flash_info.end = (void *)(FLASH_BASE+(FLASH_SECTOR_NUM*FLASH_SECTOR_SIZE));
67 // Map a hardware status to a package error
69 #ifndef MXCFLASH_SELECT_MULTI
70 flash_hwr_map_error(int e)
72 norflash_hwr_map_error(int e)
75 return e; // do straing mapping for now
78 // See if a range of FLASH addresses overlaps currently running code
80 #ifndef MXCFLASH_SELECT_MULTI
81 flash_code_overlaps(void *start, void *end)
83 norflash_code_overlaps(void *start, void *end)
86 extern char _stext[], _etext[];
88 return ((((unsigned long)&_stext >= (unsigned long)start) &&
89 ((unsigned long)&_stext < (unsigned long)end)) ||
90 (((unsigned long)&_etext >= (unsigned long)start) &&
91 ((unsigned long)&_etext < (unsigned long)end)));