FreeCalypso > hg > freecalypso-sw

annotate gsm-fw/services/ffs/cfgffs.c @ 226:4d706a4134b0

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
FFS in gsm-fw: generate the legacy block info table at run time
author Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
date Mon, 13 Jan 2014 10:15:59 +0000
parents fee45482aa2a
children f22b34873ea5
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
210
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
1 /******************************************************************************
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
2 * Flash File System (ffs)
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
3 * Idea, design and coding by Mads Meisner-Jensen, mmj@ti.com
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
4 *
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
5 * FFS configuration
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
6 *
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
7 * $Id: cfgffs.c 1.27 Fri, 19 Dec 2003 12:00:13 +0100 tsj $
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
8 *
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
9 ******************************************************************************/
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
10
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
11 #include "../../include/config.h"
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
12 #include "ffs.h"
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
13 #include "drv.h"
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
14 #include "ramffs.h"
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
15 #include <string.h>
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
16
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
17 #if FFS_IN_RAM
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
18
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
19 struct dev_s dev = {
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
20 .base = _RAMFFS_area,
218
fee45482aa2a FFS: hopefully-correct initialization for the FFS_IN_RAM configuration
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 210
diff changeset
21 .manufact = MANUFACT_RAM,
210
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
22 .blocksize = RAMFFS_BLKSIZE_BYTES,
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
23 .blocksize_ld = RAMFFS_BLKSIZE_LOG2,
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
24 .driver = FFS_DRIVER_RAM,
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
25 .numblocks = RAMFFS_NBLOCKS,
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
26 };
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
27
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
28 #elif CONFIG_MOKOFFS
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
29
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
30 struct dev_s dev = {
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
31 .base = (char *) 0x380000,
218
fee45482aa2a FFS: hopefully-correct initialization for the FFS_IN_RAM configuration
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 210
diff changeset
32 .manufact = MANUFACT_SAMSUNG,
fee45482aa2a FFS: hopefully-correct initialization for the FFS_IN_RAM configuration
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 210
diff changeset
33 .device = 0x22A0,
210
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
34 .blocksize = 0x10000,
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
35 .blocksize_ld = 16,
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
36 .driver = FFS_DRIVER_AMD,
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
37 .numblocks = 7,
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
38 };
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
39
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
40 #elif CONFIG_PIRHACK_FFS
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
41
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
42 /* see ../../cfgmagic/feature.pirhack-ffs */
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
43
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
44 struct dev_s dev = {
226
4d706a4134b0 FFS in gsm-fw: generate the legacy block info table at run time
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 218
diff changeset
45 .base = (char *) FLASH2_BASE_ADDR +
4d706a4134b0 FFS in gsm-fw: generate the legacy block info table at run time
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 218
diff changeset
46 CONFIG_PIRHACK_FFS_START * 0x40000,
218
fee45482aa2a FFS: hopefully-correct initialization for the FFS_IN_RAM configuration
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 210
diff changeset
47 .manufact = MANUFACT_AMD,
210
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
48 .blocksize = 0x40000,
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
49 .blocksize_ld = 18,
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
50 .driver = FFS_DRIVER_AMD,
226
4d706a4134b0 FFS in gsm-fw: generate the legacy block info table at run time
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 218
diff changeset
51 .numblocks = CONFIG_PIRHACK_FFS_NBLOCKS,
210
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
52 };
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
53
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
54 #else
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
55
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
56 #error "No valid FFS configuration defined"
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
57
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
58 #endif
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
59
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
60 /******************************************************************************
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
61 * ffs_is_modify_valid()
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
62 ******************************************************************************/
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
63
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
64 // This is function to be implemented by the application programmer. It is
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
65 // called by ffs when a read-only object is about to be modified or
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
66 // removed. It should return zero if the operation should be
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
67 // disallowed. Returning non-zero means go ahead.
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
68 effs_t ffs_is_modifiable(const char *name)
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
69 {
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
70 // default is to allow any modification of read-only objects.
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
71
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
72 /*
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
73 * TI's original code (conditioned out below) disallowed changing the
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
74 * IMEI of a device. FreeCalypso follows a different philosophy:
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
75 * 100% user empowerment, hence no artificial obstacles to hacking.
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
76 */
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
77 #if 0
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
78 // example of how to disallow modifying a specific object...
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
79 if (strcmp("IMEI", &name[strlen(name) - 4]) == 0)
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
80 return 0;
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
81 #endif
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
82
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
83 return 1;
1d87b335fc50 gsm-fw/services/ffs: cfgffs.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
84 }