static void yaffs_handle_rd_data_error(struct yaffs_dev *dev, int nand_chunk);
-static const char yaffs_count_bits_table[256] = {
- 0, 1, 1, 2, 1, 2, 2, 3, 1, 2, 2, 3, 2, 3, 3, 4,
- 1, 2, 2, 3, 2, 3, 3, 4, 2, 3, 3, 4, 3, 4, 4, 5,
- 1, 2, 2, 3, 2, 3, 3, 4, 2, 3, 3, 4, 3, 4, 4, 5,
- 2, 3, 3, 4, 3, 4, 4, 5, 3, 4, 4, 5, 4, 5, 5, 6,
- 1, 2, 2, 3, 2, 3, 3, 4, 2, 3, 3, 4, 3, 4, 4, 5,
- 2, 3, 3, 4, 3, 4, 4, 5, 3, 4, 4, 5, 4, 5, 5, 6,
- 2, 3, 3, 4, 3, 4, 4, 5, 3, 4, 4, 5, 4, 5, 5, 6,
- 3, 4, 4, 5, 4, 5, 5, 6, 4, 5, 5, 6, 5, 6, 6, 7,
- 1, 2, 2, 3, 2, 3, 3, 4, 2, 3, 3, 4, 3, 4, 4, 5,
- 2, 3, 3, 4, 3, 4, 4, 5, 3, 4, 4, 5, 4, 5, 5, 6,
- 2, 3, 3, 4, 3, 4, 4, 5, 3, 4, 4, 5, 4, 5, 5, 6,
- 3, 4, 4, 5, 4, 5, 5, 6, 4, 5, 5, 6, 5, 6, 6, 7,
- 2, 3, 3, 4, 3, 4, 4, 5, 3, 4, 4, 5, 4, 5, 5, 6,
- 3, 4, 4, 5, 4, 5, 5, 6, 4, 5, 5, 6, 5, 6, 6, 7,
- 3, 4, 4, 5, 4, 5, 5, 6, 4, 5, 5, 6, 5, 6, 6, 7,
- 4, 5, 5, 6, 5, 6, 6, 7, 5, 6, 6, 7, 6, 7, 7, 8
-};
-
-int yaffs_count_bits(u8 x)
-{
- int ret_val;
- ret_val = yaffs_count_bits_table[x];
- return ret_val;
-}
/********** Tags ECC calculations *********/
struct yaffs_spare *spare)
{
if (nand_chunk < dev->param.start_block * dev->param.chunks_per_block) {
- T(YAFFS_TRACE_ERROR,
- (TSTR("**>> yaffs chunk %d is not valid" TENDSTR),
- nand_chunk));
+ yaffs_trace(YAFFS_TRACE_ERROR,
+ "**>> yaffs chunk %d is not valid",
+ nand_chunk);
return YAFFS_FAIL;
}
calc_ecc);
if (ecc_result1 > 0) {
- T(YAFFS_TRACE_ERROR,
- (TSTR
- ("**>>yaffs ecc error fix performed on chunk %d:0"
- TENDSTR), nand_chunk));
+ yaffs_trace(YAFFS_TRACE_ERROR,
+ "**>>yaffs ecc error fix performed on chunk %d:0",
+ nand_chunk);
dev->n_ecc_fixed++;
} else if (ecc_result1 < 0) {
- T(YAFFS_TRACE_ERROR,
- (TSTR
- ("**>>yaffs ecc error unfixed on chunk %d:0"
- TENDSTR), nand_chunk));
+ yaffs_trace(YAFFS_TRACE_ERROR,
+ "**>>yaffs ecc error unfixed on chunk %d:0",
+ nand_chunk);
dev->n_ecc_unfixed++;
}
if (ecc_result2 > 0) {
- T(YAFFS_TRACE_ERROR,
- (TSTR
- ("**>>yaffs ecc error fix performed on chunk %d:1"
- TENDSTR), nand_chunk));
+ yaffs_trace(YAFFS_TRACE_ERROR,
+ "**>>yaffs ecc error fix performed on chunk %d:1",
+ nand_chunk);
dev->n_ecc_fixed++;
} else if (ecc_result2 < 0) {
- T(YAFFS_TRACE_ERROR,
- (TSTR
- ("**>>yaffs ecc error unfixed on chunk %d:1"
- TENDSTR), nand_chunk));
+ yaffs_trace(YAFFS_TRACE_ERROR,
+ "**>>yaffs ecc error unfixed on chunk %d:1",
+ nand_chunk);
dev->n_ecc_unfixed++;
}
memcpy(spare, &nspare, sizeof(struct yaffs_spare));
if (data && correct_errors) {
if (nspare.eccres1 > 0) {
- T(YAFFS_TRACE_ERROR,
- (TSTR
- ("**>>mtd ecc error fix performed on chunk %d:0"
- TENDSTR), nand_chunk));
+ yaffs_trace(YAFFS_TRACE_ERROR,
+ "**>>mtd ecc error fix performed on chunk %d:0",
+ nand_chunk);
} else if (nspare.eccres1 < 0) {
- T(YAFFS_TRACE_ERROR,
- (TSTR
- ("**>>mtd ecc error unfixed on chunk %d:0"
- TENDSTR), nand_chunk));
+ yaffs_trace(YAFFS_TRACE_ERROR,
+ "**>>mtd ecc error unfixed on chunk %d:0",
+ nand_chunk);
}
if (nspare.eccres2 > 0) {
- T(YAFFS_TRACE_ERROR,
- (TSTR
- ("**>>mtd ecc error fix performed on chunk %d:1"
- TENDSTR), nand_chunk));
+ yaffs_trace(YAFFS_TRACE_ERROR,
+ "**>>mtd ecc error fix performed on chunk %d:1",
+ nand_chunk);
} else if (nspare.eccres2 < 0) {
- T(YAFFS_TRACE_ERROR,
- (TSTR
- ("**>>mtd ecc error unfixed on chunk %d:1"
- TENDSTR), nand_chunk));
+ yaffs_trace(YAFFS_TRACE_ERROR,
+ "**>>mtd ecc error unfixed on chunk %d:1",
+ nand_chunk);
}
if (nspare.eccres1 || nspare.eccres2) {
yaffs_get_block_info(dev,
flash_block + dev->block_offset)->needs_retiring =
1;
- T(YAFFS_TRACE_ERROR | YAFFS_TRACE_BAD_BLOCKS,
- (TSTR("**>>Block %d marked for retirement" TENDSTR), flash_block));
+ yaffs_trace(YAFFS_TRACE_ERROR | YAFFS_TRACE_BAD_BLOCKS,
+ "**>>Block %d marked for retirement",
+ flash_block);
/* TODO:
* Just do a garbage collection on the affected block
if (ext_tags) {
int deleted =
- (yaffs_count_bits(spare.page_status) < 7) ? 1 : 0;
+ (hweight8(spare.page_status) < 7) ? 1 : 0;
ext_tags->is_deleted = deleted;
ext_tags->ecc_result = ecc_result;
yaffs_rd_chunk_nand(dev, block_no * dev->param.chunks_per_block + 1,
NULL, &spare1, &dummy, 1);
- if (yaffs_count_bits(spare0.block_status & spare1.block_status) < 7)
+ if (hweight8(spare0.block_status & spare1.block_status) < 7)
*state = YAFFS_BLOCK_STATE_DEAD;
else if (memcmp(&spare_ff, &spare0, sizeof(spare_ff)) == 0)
*state = YAFFS_BLOCK_STATE_EMPTY;