FreeCalypso > hg > freecalypso-sw

annotate gsm-fw/cfgmagic/feature.pirhack-ffs @ 613:9e605ec89ed0

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
gsm-fw/L1/stand: starting work on our version of standalone L1
author Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
date Fri, 29 Aug 2014 17:25:46 +0000
parents 6e7410f7975c
children 042c178ebac5
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
207
c70c077243dd gsm-fw: beginning of config magic for FFS
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
1 # Concerning the FFS, there is one fundamental difference between the gtamodem
c70c077243dd gsm-fw: beginning of config magic for FFS
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
2 # and pirelli targets: whereas the content of Openmoko's modem FFS is directly
c70c077243dd gsm-fw: beginning of config magic for FFS
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
3 # fit for reuse by our fw (resulting from the phylogenetic proximity of the two
c70c077243dd gsm-fw: beginning of config magic for FFS
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
4 # firmwares), Pirelli's original FFS has the same format, but its content is so
c70c077243dd gsm-fw: beginning of config magic for FFS
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
5 # different that trying to reuse it would be more trouble than it is worth.
c70c077243dd gsm-fw: beginning of config magic for FFS
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
6 # (And Pirelli's FFS contains no IMEI or RF calibration data to boot!)
c70c077243dd gsm-fw: beginning of config magic for FFS
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
7 #
269
6e7410f7975c gsm-fw feature pirhack-ffs: require explicit selection of sectors to be used
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 226
diff changeset
8 # Therefore, I (FC developer Space Falcon) have decided that when targeting the
6e7410f7975c gsm-fw feature pirhack-ffs: require explicit selection of sectors to be used
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 226
diff changeset
9 # Pirelli, it would be better for us to start from our own blank FFS than to
6e7410f7975c gsm-fw feature pirhack-ffs: require explicit selection of sectors to be used
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 226
diff changeset
10 # deal with the original. However, because there is no single correct answer
6e7410f7975c gsm-fw feature pirhack-ffs: require explicit selection of sectors to be used
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 226
diff changeset
11 # as to which region of the flash chip we should use (other than needing to be
6e7410f7975c gsm-fw feature pirhack-ffs: require explicit selection of sectors to be used
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 226
diff changeset
12 # in the flash2 bank so we can use the more efficient multibank flash driver),
6e7410f7975c gsm-fw feature pirhack-ffs: require explicit selection of sectors to be used
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 226
diff changeset
13 # this feature pirhack-ffs takes two required arguments: the number of the
6e7410f7975c gsm-fw feature pirhack-ffs: require explicit selection of sectors to be used
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 226
diff changeset
14 # first flash2 sector to be used for the FFS and the total number of sectors
6e7410f7975c gsm-fw feature pirhack-ffs: require explicit selection of sectors to be used
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 226
diff changeset
15 # to be used. For example, this setting:
6e7410f7975c gsm-fw feature pirhack-ffs: require explicit selection of sectors to be used
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 226
diff changeset
16 #
6e7410f7975c gsm-fw feature pirhack-ffs: require explicit selection of sectors to be used
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 226
diff changeset
17 # feature pirhack-ffs 24 7
226
4d706a4134b0 FFS in gsm-fw: generate the legacy block info table at run time
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 207
diff changeset
18 #
269
6e7410f7975c gsm-fw feature pirhack-ffs: require explicit selection of sectors to be used
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 226
diff changeset
19 # will configure our GSM fw to put its FFS in the last 7 256 KiB sectors of the
6e7410f7975c gsm-fw feature pirhack-ffs: require explicit selection of sectors to be used
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 226
diff changeset
20 # 2nd flash chip select, which coincidentally form an independent read/write
6e7410f7975c gsm-fw feature pirhack-ffs: require explicit selection of sectors to be used
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 226
diff changeset
21 # bank, and are part of the flash2 region which appears to be "unused" by the
6e7410f7975c gsm-fw feature pirhack-ffs: require explicit selection of sectors to be used
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 226
diff changeset
22 # original firmware. Or you can use all of this "unused" area like this:
6e7410f7975c gsm-fw feature pirhack-ffs: require explicit selection of sectors to be used
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 226
diff changeset
23 #
6e7410f7975c gsm-fw feature pirhack-ffs: require explicit selection of sectors to be used
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 226
diff changeset
24 # feature pirhack-ffs 18 13
6e7410f7975c gsm-fw feature pirhack-ffs: require explicit selection of sectors to be used
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 226
diff changeset
25 #
6e7410f7975c gsm-fw feature pirhack-ffs: require explicit selection of sectors to be used
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 226
diff changeset
26 # The sum of the two numbers must not exceed 31, i.e., the end of our FFS must
6e7410f7975c gsm-fw feature pirhack-ffs: require explicit selection of sectors to be used
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 226
diff changeset
27 # be at or before the end of the "large sectors" main part of flash2.
6e7410f7975c gsm-fw feature pirhack-ffs: require explicit selection of sectors to be used
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 226
diff changeset
28 # Specifying feature pirhack-ffs 0 18 will make our FFS use the same sectors
6e7410f7975c gsm-fw feature pirhack-ffs: require explicit selection of sectors to be used
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 226
diff changeset
29 # as the original, but attempting to reuse the original FFS without reformatting
6e7410f7975c gsm-fw feature pirhack-ffs: require explicit selection of sectors to be used
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 226
diff changeset
30 # is NOT recommended or supported.
207
c70c077243dd gsm-fw: beginning of config magic for FFS
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
31
c70c077243dd gsm-fw: beginning of config magic for FFS
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
32 if [ $TARGET != pirelli ]
c70c077243dd gsm-fw: beginning of config magic for FFS
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
33 then
c70c077243dd gsm-fw: beginning of config magic for FFS
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
34 echo \
c70c077243dd gsm-fw: beginning of config magic for FFS
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
35 "Error: feature pirhack-ffs is applicable only to target pirelli" 1>&2
c70c077243dd gsm-fw: beginning of config magic for FFS
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
36 exit 1
c70c077243dd gsm-fw: beginning of config magic for FFS
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
37 fi
c70c077243dd gsm-fw: beginning of config magic for FFS
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
38
269
6e7410f7975c gsm-fw feature pirhack-ffs: require explicit selection of sectors to be used
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 226
diff changeset
39 if [ $# != 3 ]
6e7410f7975c gsm-fw feature pirhack-ffs: require explicit selection of sectors to be used
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 226
diff changeset
40 then
6e7410f7975c gsm-fw feature pirhack-ffs: require explicit selection of sectors to be used
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 226
diff changeset
41 echo "feature pirhack-ffs: two arguments required" 1>&2
6e7410f7975c gsm-fw feature pirhack-ffs: require explicit selection of sectors to be used
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 226
diff changeset
42 exit 1
6e7410f7975c gsm-fw feature pirhack-ffs: require explicit selection of sectors to be used
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 226
diff changeset
43 fi
6e7410f7975c gsm-fw feature pirhack-ffs: require explicit selection of sectors to be used
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 226
diff changeset
44
207
c70c077243dd gsm-fw: beginning of config magic for FFS
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
45 FFS_IN_RAM=0
c70c077243dd gsm-fw: beginning of config magic for FFS
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
46 CONFIG_PIRHACK_FFS=1
269
6e7410f7975c gsm-fw feature pirhack-ffs: require explicit selection of sectors to be used
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 226
diff changeset
47 CONFIG_PIRHACK_FFS_START=$2
6e7410f7975c gsm-fw feature pirhack-ffs: require explicit selection of sectors to be used
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 226
diff changeset
48 CONFIG_PIRHACK_FFS_NBLOCKS=$3
207
c70c077243dd gsm-fw: beginning of config magic for FFS
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
49 CONFIG_FLASH_WRITE=1
c70c077243dd gsm-fw: beginning of config magic for FFS
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
50 export_to_c CONFIG_PIRHACK_FFS
226
4d706a4134b0 FFS in gsm-fw: generate the legacy block info table at run time
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 207
diff changeset
51 export_to_c CONFIG_PIRHACK_FFS_START
4d706a4134b0 FFS in gsm-fw: generate the legacy block info table at run time
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 207
diff changeset
52 export_to_c CONFIG_PIRHACK_FFS_NBLOCKS
207
c70c077243dd gsm-fw: beginning of config magic for FFS
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
53 export_to_c CONFIG_FLASH_WRITE