LIV2/amiga-par-to-spi-adapter
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Fix size calculation for 32GB+ SD cards

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Patrik Axelsson 2023-03-04 13:14:15 +01:00 committed by Niklas Ekström
parent 4ed29c88d6
commit dadaab55d8
1 changed files with 2 additions and 4 deletions
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6
examples/spisd/sd.c
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@ -85,8 +85,7 @@ static int sd_parse_csd(sd_card_info_t *ci, const uint32_t *bits)
csd->dsr_implemented = (bits[1] >> 12) & 0x1;
if (ci->type == sdCardType_SD1_x || ci->type == sdCardType_SD2_0) {
csd->device_size = (bits[1] << 2) & 0xffc;
csd->device_size |= (bits[2] >> 30) & 0x3;
csd->device_size = ((bits[1] & 0x3ff) << 2) | (bits[2] >> 30);
csd->max_read_current_vdd_min = (bits[2] >> 27) & 0x7;
csd->max_read_current_vdd_max = (bits[2] >> 24) & 0x7;
@ -97,8 +96,7 @@ static int sd_parse_csd(sd_card_info_t *ci, const uint32_t *bits)
//ci->capacity = (uint64_t)(csd->device_size + 1) << (csd->device_size_mult + csd->read_block_len + 2);
ci->total_sectors = (uint32_t)(csd->device_size + 1) << (csd->device_size_mult + 2);
} else if (ci->type == sdCardType_SDHC) {
csd->device_size = (bits[1] << 16) & 0x3f;
csd->device_size |= (bits[2] >> 16) & 0xffff;
csd->device_size = ((bits[1] & 0x3f) << 16) | (bits[2] >> 16);
//ci->capacity = (uint64_t)(csd->device_size + 1) << 19;
ci->total_sectors = (uint32_t)(csd->device_size + 1) << (19 - csd->read_block_len);