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card_extract_bits() take the start bit argument as defined in public SanDisk specifications for SD and MMC, i.e. bit 0 is the lsb

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@21600 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Rafaël Carré 2009-07-01 19:13:01 +00:00
parent 7ab33f165c
commit 93f6e3df24
5 changed files with 38 additions and 33 deletions
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10
firmware/target/mips/ingenic_jz47xx/ata-sd-jz4740.c
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@ -1675,12 +1675,12 @@ tCardInfo* card_get_info_target(int card_no)
card.csd[i] = ((unsigned long*)&mmcinfo.csd)[i];
for(i=0; i<4; i++)
card.cid[i] = ((unsigned long*)&mmcinfo.cid)[i];
temp = card_extract_bits(card.csd, 29, 3);
card.speed = sd_mantissa[card_extract_bits(card.csd, 25, 4)]
temp = card_extract_bits(card.csd, 98, 3);
card.speed = sd_mantissa[card_extract_bits(card.csd, 102, 4)]
* sd_exponent[temp > 2 ? 7 : temp + 4];
card.nsac = 100 * card_extract_bits(card.csd, 16, 8);
temp = card_extract_bits(card.csd, 13, 3);
card.taac = sd_mantissa[card_extract_bits(card.csd, 9, 4)]
card.nsac = 100 * card_extract_bits(card.csd, 111, 8);
temp = card_extract_bits(card.csd, 114, 3);
card.taac = sd_mantissa[card_extract_bits(card.csd, 118, 4)]
* sd_exponent[temp] / 10;
card.numblocks = mmcinfo.block_num;
card.blocksize = mmcinfo.block_len;