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Revert "HAL_PX4: read from FRAM in 128 byte chunks"

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This reverts commit a92366c455.

This commit may be associated with FRAM corruption on Pixhawk. Revert
until we understand why
This commit is contained in:
Andrew Tridgell 2014-05-02 21:52:26 +10:00
parent afb9c0a5c7
commit db6b96caa0
1 changed files with 2 additions and 9 deletions
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11
libraries/AP_HAL_PX4/Storage.cpp
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@ -154,15 +154,8 @@ void PX4Storage::_storage_open(void)
if (fd == -1) { if (fd == -1) {
hal.scheduler->panic("Failed to open " MTD_PARAMS_FILE); hal.scheduler->panic("Failed to open " MTD_PARAMS_FILE);
} }
const uint16_t chunk_size = 128; if (read(fd, _buffer, sizeof(_buffer)) != sizeof(_buffer)) {
for (uint16_t ofs=0; ofs<sizeof(_buffer); ofs += chunk_size) { hal.scheduler->panic("Failed to read " MTD_PARAMS_FILE);
ssize_t ret = read(fd, &_buffer[ofs], chunk_size);
if (ret != chunk_size) {
::printf("storage read of %u bytes at %u to %p failed - got %d errno=%d\n",
(unsigned)sizeof(_buffer), (unsigned)ofs, &_buffer[ofs], (int)ret, (int)errno);
hal.scheduler->panic("Failed to read " MTD_PARAMS_FILE);
}
ofs += chunk_size;
} }
close(fd); close(fd);
_initialised = true; _initialised = true;