Mercurial > flash_v2

annotate packages/devs/flash/intel/strata/current/src/strata.c @ 1777:c16341b1bac6 default tip

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
* Added execute permissions to files missed in conversion from CVS
author alexs
date Mon, 12 Oct 2009 02:26:09 +0100
parents 96ec7e534d98
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
156
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
1 //==========================================================================
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
2 //
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
3 // strata.c
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
4 //
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
5 // Flash programming
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
6 //
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
7 //==========================================================================
208
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 163
diff changeset
8 //####ECOSGPLCOPYRIGHTBEGIN####
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 163
diff changeset
9 // -------------------------------------------
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 163
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: 163
diff changeset
11 // Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 163
diff changeset
12 //
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 163
diff changeset
13 // 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: 163
diff changeset
14 // 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: 163
diff changeset
15 // 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: 163
diff changeset
16 //
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 163
diff changeset
17 // 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: 163
diff changeset
18 // 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: 163
diff changeset
19 // 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: 163
diff changeset
20 // for more details.
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 163
diff changeset
21 //
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 163
diff changeset
22 // 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: 163
diff changeset
23 // 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: 163
diff changeset
24 // 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: 163
diff changeset
25 //
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 163
diff changeset
26 // 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: 163
diff changeset
27 // 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: 163
diff changeset
28 // 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: 163
diff changeset
29 // 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: 163
diff changeset
30 // 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: 163
diff changeset
31 // 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: 163
diff changeset
32 //
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 163
diff changeset
33 // 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: 163
diff changeset
34 // 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: 163
diff changeset
35 //
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 163
diff changeset
36 // 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
37 // 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: 163
diff changeset
38 // -------------------------------------------
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 163
diff changeset
39 //####ECOSGPLCOPYRIGHTEND####
156
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
40 //==========================================================================
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
41 //#####DESCRIPTIONBEGIN####
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
42 //
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
43 // Author(s): gthomas, hmt
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
44 // Contributors: gthomas
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
45 // Date: 2001-02-14
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
46 // Purpose:
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
47 // Description:
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
48 //
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
49 //####DESCRIPTIONEND####
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
50 //
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
51 //==========================================================================
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
52
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
53 #include <pkgconf/system.h>
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
54 #include <pkgconf/hal.h>
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
55 #include <cyg/hal/hal_arch.h>
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
56
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
57 #include <cyg/io/flash.h>
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
58 #include "strata.h"
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
59
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
60 #define _si(p) ((p[1]<<8)|p[0])
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
61
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
62 extern void diag_dump_buf(void *buf, CYG_ADDRWORD len);
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
63
208
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 163
diff changeset
64 extern int strncmp(const char *s1, const char *s2, size_t len);
163
0d2b193a635f Merge from eCos master repository on 2001-06-22-17:38:39-BST
jlarmour
parents: 162
diff changeset
65 extern void *memcpy( void *, const void *, size_t );
156
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
66
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
67 int
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
68 flash_hwr_init(void)
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
69 {
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
70 struct FLASH_query data, *qp;
993
46540206b407 Cache fix - from Jani Monoses.
gthomas
parents: 210
diff changeset
71 int num_regions, region_size, buffer_size;
156
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
72
993
46540206b407 Cache fix - from Jani Monoses.
gthomas
parents: 210
diff changeset
73 flash_dev_query(&data);
156
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
74 qp = &data;
1480
b657b20a6ea2 Support for STMicro chips
gthomas
parents: 993
diff changeset
75 if ( ((qp->manuf_code == FLASH_Intel_code) ||
b657b20a6ea2 Support for STMicro chips
gthomas
parents: 993
diff changeset
76 (qp->manuf_code == FLASH_STMicro_code))
156
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
77 #ifdef CYGOPT_FLASH_IS_BOOTBLOCK
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
78 // device types go as follows: 0x90 for 16-bits, 0xD0 for 8-bits,
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
79 // plus 0 or 1 for -T (Top Boot) or -B (Bottom Boot)
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
80 // [FIXME: whatever that means :FIXME]
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
81 // [I think it means the boot blocks are top/bottom of addr space]
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
82 // plus the following size codes:
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
83 // 0: 16Mbit 2: 8Mbit 4: 4Mbit
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
84 // 6: 32Mbit 8: 64Mbit
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
85 #if 16 == CYGNUM_FLASH_WIDTH
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
86 && (0x90 == (0xF0 & qp->device_code)) // 16-bit devices
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
87 #elif 8 == CYGNUM_FLASH_WIDTH
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
88 && (0xD0 == (0xF0 & qp->device_code)) // 8-bit devices
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
89 #else
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
90 && 0
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
91 #error Only understand 16 and 8-bit bootblock flash types
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
92 #endif
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
93 ) {
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
94 int lookup[] = { 16, 8, 4, 32, 64 };
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
95 #define BLOCKSIZE (0x10000)
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
96 region_size = BLOCKSIZE;
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
97 num_regions = qp->device_code & 0x0F;
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
98 num_regions >>= 1;
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
99 if ( num_regions > 4 )
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
100 goto flash_type_unknown;
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
101 num_regions = lookup[num_regions];
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
102 num_regions *= 1024 * 1024; // to bits
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
103 num_regions /= 8; // to bytes
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
104 num_regions /= BLOCKSIZE; // to blocks
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
105 buffer_size = 0;
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
106 #else // CYGOPT_FLASH_IS_BOOTBLOCK
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
107 && (strncmp(qp->id, "QRY", 3) == 0)) {
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
108 num_regions = _si(qp->num_regions)+1;
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
109 region_size = _si(qp->region_size)*256;
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
110 if (_si(qp->buffer_size)) {
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
111 buffer_size = CYGNUM_FLASH_DEVICES << _si(qp->buffer_size);
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
112 } else {
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
113 buffer_size = 0;
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
114 }
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
115 #endif // Not CYGOPT_FLASH_IS_BOOTBLOCK
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
116
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
117 flash_info.block_size = region_size*CYGNUM_FLASH_DEVICES;
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
118 flash_info.buffer_size = buffer_size;
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
119 flash_info.blocks = num_regions;
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
120 flash_info.start = (void *)CYGNUM_FLASH_BASE;
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
121 flash_info.end = (void *)(CYGNUM_FLASH_BASE +
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
122 (num_regions*region_size*CYGNUM_FLASH_DEVICES));
161
ac086aa3217e Merge from eCos master repository on 2001-06-08-21:11:51-BST
jlarmour
parents: 159
diff changeset
123 #ifdef CYGNUM_FLASH_BASE_MASK
ac086aa3217e Merge from eCos master repository on 2001-06-08-21:11:51-BST
jlarmour
parents: 159
diff changeset
124 // Then this gives us a maximum size for the (visible) device.
ac086aa3217e Merge from eCos master repository on 2001-06-08-21:11:51-BST
jlarmour
parents: 159
diff changeset
125 // This is to cope with oversize devices fitted, with some high
ac086aa3217e Merge from eCos master repository on 2001-06-08-21:11:51-BST
jlarmour
parents: 159
diff changeset
126 // address lines ignored.
ac086aa3217e Merge from eCos master repository on 2001-06-08-21:11:51-BST
jlarmour
parents: 159
diff changeset
127 if ( ((unsigned int)flash_info.start & CYGNUM_FLASH_BASE_MASK) !=
ac086aa3217e Merge from eCos master repository on 2001-06-08-21:11:51-BST
jlarmour
parents: 159
diff changeset
128 (((unsigned int)flash_info.end - 1) & CYGNUM_FLASH_BASE_MASK ) ) {
ac086aa3217e Merge from eCos master repository on 2001-06-08-21:11:51-BST
jlarmour
parents: 159
diff changeset
129 // then the size of the device appears to span >1 device-worth!
ac086aa3217e Merge from eCos master repository on 2001-06-08-21:11:51-BST
jlarmour
parents: 159
diff changeset
130 unsigned int x;
ac086aa3217e Merge from eCos master repository on 2001-06-08-21:11:51-BST
jlarmour
parents: 159
diff changeset
131 x = (~(CYGNUM_FLASH_BASE_MASK)) + 1; // expected device size
ac086aa3217e Merge from eCos master repository on 2001-06-08-21:11:51-BST
jlarmour
parents: 159
diff changeset
132 x += (unsigned int)flash_info.start;
ac086aa3217e Merge from eCos master repository on 2001-06-08-21:11:51-BST
jlarmour
parents: 159
diff changeset
133 if ( x < (unsigned int)flash_info.end ) { // 2nd sanity check
162
2395031e7a66 Merge from eCos master repository on 2001-06-15-06:43:03-BST
jlarmour
parents: 161
diff changeset
134 (*flash_info.pf)("\nFLASH: Oversized device! End addr %p changed to %p\n",
161
ac086aa3217e Merge from eCos master repository on 2001-06-08-21:11:51-BST
jlarmour
parents: 159
diff changeset
135 flash_info.end, (void *)x );
ac086aa3217e Merge from eCos master repository on 2001-06-08-21:11:51-BST
jlarmour
parents: 159
diff changeset
136 flash_info.end = (void *)x;
163
0d2b193a635f Merge from eCos master repository on 2001-06-22-17:38:39-BST
jlarmour
parents: 162
diff changeset
137 // Also adjust the block count else unlock crashes!
0d2b193a635f Merge from eCos master repository on 2001-06-22-17:38:39-BST
jlarmour
parents: 162
diff changeset
138 x = ((cyg_uint8 *)flash_info.end - (cyg_uint8 *)flash_info.start)
0d2b193a635f Merge from eCos master repository on 2001-06-22-17:38:39-BST
jlarmour
parents: 162
diff changeset
139 / flash_info.block_size;
0d2b193a635f Merge from eCos master repository on 2001-06-22-17:38:39-BST
jlarmour
parents: 162
diff changeset
140 flash_info.blocks = x;
161
ac086aa3217e Merge from eCos master repository on 2001-06-08-21:11:51-BST
jlarmour
parents: 159
diff changeset
141 }
ac086aa3217e Merge from eCos master repository on 2001-06-08-21:11:51-BST
jlarmour
parents: 159
diff changeset
142 }
ac086aa3217e Merge from eCos master repository on 2001-06-08-21:11:51-BST
jlarmour
parents: 159
diff changeset
143 #endif // CYGNUM_FLASH_BASE_MASK
ac086aa3217e Merge from eCos master repository on 2001-06-08-21:11:51-BST
jlarmour
parents: 159
diff changeset
144
156
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
145 return FLASH_ERR_OK;
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
146 }
208
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 163
diff changeset
147 #ifdef CYGOPT_FLASH_IS_BOOTBLOCK
156
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
148 flash_type_unknown:
208
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 163
diff changeset
149 #endif
993
46540206b407 Cache fix - from Jani Monoses.
gthomas
parents: 210
diff changeset
150 (*flash_info.pf)("Can't identify FLASH, sorry, man %x, dev %x, id [%4s] \n",
46540206b407 Cache fix - from Jani Monoses.
gthomas
parents: 210
diff changeset
151 qp->manuf_code, qp->device_code, qp->id );
156
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
152 diag_dump_buf(qp, sizeof(data));
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
153 return FLASH_ERR_HWR;
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
154 }
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
155
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
156 // Map a hardware status to a package error
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
157 int
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
158 flash_hwr_map_error(int err)
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
159 {
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
160 if (err & FLASH_ErrorMask) {
162
2395031e7a66 Merge from eCos master repository on 2001-06-15-06:43:03-BST
jlarmour
parents: 161
diff changeset
161 (*flash_info.pf)("Err = %x\n", err);
156
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
162 if (err & FLASH_ErrorProgram)
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
163 return FLASH_ERR_PROGRAM;
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
164 else if (err & FLASH_ErrorErase)
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
165 return FLASH_ERR_ERASE;
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
166 else
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
167 return FLASH_ERR_HWR; // FIXME
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
168 } else {
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
169 return FLASH_ERR_OK;
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
170 }
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
171 }
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
172
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
173 // See if a range of FLASH addresses overlaps currently running code
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
174 bool
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
175 flash_code_overlaps(void *start, void *end)
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
176 {
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
177 extern char _stext[], _etext[];
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
178
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
179 return ((((unsigned long)&_stext >= (unsigned long)start) &&
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
180 ((unsigned long)&_stext < (unsigned long)end)) ||
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
181 (((unsigned long)&_etext >= (unsigned long)start) &&
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
182 ((unsigned long)&_etext < (unsigned long)end)));
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
183 }
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
184
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents:
diff changeset
185 // EOF strata.c