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em9304: remove non-working crc32 without table impl

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This commit is contained in:
Matthias Ringwald 2018-01-09 17:14:43 +01:00
parent b6a24fb956
commit f471f00672
1 changed files with 0 additions and 19 deletions
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19
chipset/em9301/btstack_chipset_em9301.c
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@ -82,25 +82,6 @@ static const uint32_t baudrates[] = {
1843200,
};
#if 0
// crc32 from 802.3 without table lookup to minimize code
uint32_t crc32(const uint8_t *data, uint16_t len) {
int i, j;
uint32_t byte, crc, mask;
crc = 0xFFFFFFFF;
for (i=0;i<len;i++){
byte = data[i];
crc = crc ^ byte;
for (j = 7; j >= 0; j--) {
mask = -(crc & 1);
crc = (crc >> 1) ^ (0xEDB88320 & mask);
}
i = i + 1;
}
return ~crc;
}
#endif
#ifdef HAVE_EM9304_PATCH_CONTAINER
extern const uint8_t container_blob_data[];