EC25 Firmware Update Format » History » Version 1
laforge, 09/02/2017 08:35 PM
| 1 | 1 | laforge | h1. EC25 Firmware Update Format |
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| 2 | |||
| 3 | The Firmware update format for the [[EC25]] seems to look like this: |
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| 4 | |||
| 5 | h2. contents.xml |
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| 6 | |||
| 7 | h2. @update/sbl1.mbn@ |
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| 8 | |||
| 9 | SBL1 bootloader |
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| 10 | |||
| 11 | h2. @update/tz.mbn@ |
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| 12 | |||
| 13 | Trustzone image |
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| 14 | |||
| 15 | h2. @update/rpm.mbn@ |
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| 16 | |||
| 17 | Runtime Power Management image |
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| 18 | |||
| 19 | h2. @update/appsboot.mbn@ |
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| 20 | |||
| 21 | application processor boot image |
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| 22 | |||
| 23 | h2. @update/mdm9607-perf-boot.img@ |
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| 24 | |||
| 25 | Kernel image, written to BOOT and to RECOVERY partition |
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| 26 | |||
| 27 | h2. @update/NON-HLOS.ubi@ |
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| 28 | |||
| 29 | ubifs with partition images for baseband processor |
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| 30 | |||
| 31 | h2. @update/mdm9607-perf-recovery-image-mdm9607-perf.ubi@ |
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| 32 | |||
| 33 | ubifs with recovery filesystem for RECOVERYFS partiton |
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| 34 | |||
| 35 | h2. @update/mdm9606-perf-sysfs.ubi@ |
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| 36 | |||
| 37 | ubi with three volumes, used during normal operation of the modem. flashed to SYS_BACK and SYSTEM partition of flash. |
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| 38 | * cachefs |
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| 39 | * usrfs |
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| 40 | * rootfs |
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| 41 | |||
| 42 | <pre> |
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| 43 | UBI File |
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| 44 | --------------------- |
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| 45 | Min I/O: 4096 |
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| 46 | LEB Size: 253952 |
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| 47 | PEB Size: 262144 |
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| 48 | Total Block Count: 177 |
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| 49 | Data Block Count: 175 |
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| 50 | Layout Block Count: 2 |
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| 51 | Internal Volume Block Count: 0 |
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| 52 | Unknown Block Count: 0 |
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| 53 | First UBI PEB Number: 0 |
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| 54 | |||
| 55 | Image: 1708803677 |
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| 56 | --------------------- |
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| 57 | Image Sequence Num: 1708803677 |
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| 58 | Volume Name:cachefs |
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| 59 | Volume Name:usrfs |
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| 60 | Volume Name:rootfs |
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| 61 | PEB Range: 0 - 176 |
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| 62 | |||
| 63 | Volume: cachefs |
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| 64 | --------------------- |
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| 65 | Vol ID: 2 |
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| 66 | Name: cachefs |
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| 67 | Block Count: 0 |
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| 68 | |||
| 69 | Volume Record |
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| 70 | --------------------- |
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| 71 | alignment: 1 |
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| 72 | crc: '0xe0bea653' |
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| 73 | data_pad: 0 |
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| 74 | errors: '' |
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| 75 | flags: 0 |
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| 76 | name: 'cachefs' |
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| 77 | name_len: 7 |
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| 78 | padding: '\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00' |
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| 79 | rec_index: 2 |
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| 80 | reserved_pebs: 228 |
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| 81 | upd_marker: 0 |
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| 82 | vol_type: 'dynamic' |
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| 83 | |||
| 84 | |||
| 85 | Volume: usrfs |
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| 86 | --------------------- |
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| 87 | Vol ID: 1 |
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| 88 | Name: usrfs |
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| 89 | Block Count: 13 |
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| 90 | |||
| 91 | Volume Record |
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| 92 | --------------------- |
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| 93 | alignment: 1 |
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| 94 | crc: '0x7c4f14a5' |
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| 95 | data_pad: 0 |
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| 96 | errors: '' |
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| 97 | flags: 'autoresize' |
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| 98 | name: 'usrfs' |
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| 99 | name_len: 5 |
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| 100 | padding: '\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00' |
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| 101 | rec_index: 1 |
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| 102 | reserved_pebs: 13 |
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| 103 | upd_marker: 0 |
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| 104 | vol_type: 'dynamic' |
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| 105 | |||
| 106 | |||
| 107 | Volume: rootfs |
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| 108 | --------------------- |
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| 109 | Vol ID: 0 |
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| 110 | Name: rootfs |
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| 111 | Block Count: 162 |
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| 112 | |||
| 113 | Volume Record |
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| 114 | --------------------- |
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| 115 | alignment: 1 |
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| 116 | crc: '0x9d8a317f' |
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| 117 | data_pad: 0 |
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| 118 | errors: '' |
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| 119 | flags: 0 |
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| 120 | name: 'rootfs' |
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| 121 | name_len: 6 |
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| 122 | padding: '\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00' |
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| 123 | rec_index: 0 |
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| 124 | reserved_pebs: 261 |
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| 125 | upd_marker: 0 |
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| 126 | vol_type: 'dynamic' |
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| 127 | |||
| 128 | </pre> |
