FreeCalypso > hg > freecalypso-sw
view gsm-fw/L1/cust0/pirelli.c @ 949:df1dccc0ef9c
c139explore: GPIO init and backlight on/off control implemented
author | Mychaela Falconia <falcon@ivan.Harhan.ORG> |
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date | Wed, 04 Nov 2015 00:46:36 +0000 |
parents | 452a4aea3fc5 |
children |
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/* * This module is a FreeCalypso addition. Here we implement * retrieval of Pirelli's factory calibration and IMEI records * from their factory data block. */ #include <string.h> #include "config.h" #include "sys_types.h" #include "../../services/ffs/ffs.h" #include "../../services/ffs/core.h" /* for ffs_begin() and ffs_end() */ #define FACTORY_BLOCK_BASE_ADDR 0x027F0000 static effs_t pirelli_chksum(uint8 *addr, T_FFS_SIZE size) { uint8 accum = 0; for (; size; size--) accum += *addr++; if (accum == *addr) return EFFS_OK; else return EFFS_CORRUPTED; } pirelli_read_factory_record(uint32 offset, void *userbuf, T_FFS_SIZE size, int has_chksum) { effs_t rc; uint8 *flash_record = (uint8 *) FACTORY_BLOCK_BASE_ADDR + offset; rc = ffs_begin(); if (rc != EFFS_OK) return(rc); if (has_chksum) rc = pirelli_chksum(flash_record, size); if (rc == EFFS_OK) bcopy(flash_record, userbuf, size); return ffs_end(rc); } static const struct calmap { uint32 offset; char *ti_equiv; } pirelli_cal_map[] = { {0x06E5, "/sys/adccal"}, {0x072B, "/gsm/rf/tx/ramps.900"}, {0x092C, "/gsm/rf/tx/levels.900"}, {0x09AD, "/gsm/rf/tx/calchan.900"}, {0x0A2E, "/gsm/rf/tx/ramps.1800"}, {0x0C2F, "/gsm/rf/tx/levels.1800"}, {0x0CB0, "/gsm/rf/tx/calchan.1800"}, {0x0D31, "/gsm/rf/tx/ramps.1900"}, {0x0F32, "/gsm/rf/tx/levels.1900"}, {0x0FB3, "/gsm/rf/tx/calchan.1900"}, {0x10AF, "/gsm/rf/rx/calchan.900"}, {0x10D8, "/gsm/rf/rx/agcparams.900"}, {0x10E1, "/gsm/rf/rx/calchan.1800"}, {0x110A, "/gsm/rf/rx/agcparams.1800"}, {0x1113, "/gsm/rf/rx/calchan.1900"}, {0x113C, "/gsm/rf/rx/agcparams.1900"}, {0, 0} }; pirelli_cal_fread(const char *name, void *userbuf, T_FFS_SIZE size) { int rc; const struct calmap *map; /* try FFS first, so FreeCalypso user can override factory prog */ rc = ffs_file_read(name, userbuf, size); if (rc >= 0) return EFFS_OK; /* does the sought file correspond to a Pirelli factory data record? */ for (map = pirelli_cal_map; map->ti_equiv; map++) if (!strcmp(map->ti_equiv, name)) break; if (!map->offset) /* not found */ return rc; /* return error code from FFS */ /* found it */ return pirelli_read_factory_record(map->offset, userbuf, size, 1); }