41 static inline void lfs_cache_zero(lfs_t *lfs, lfs_cache_t *pcache) {  in lfs_cache_zero()  argument
43     memset(pcache->buffer, 0xff, lfs->cfg->cache_size);  in lfs_cache_zero()
44     pcache->block = LFS_BLOCK_NULL;  in lfs_cache_zero()
48         const lfs_cache_t *pcache, lfs_cache_t *rcache, lfs_size_t hint,  in lfs_bd_read()  argument
60         if (pcache && block == pcache->block &&  in lfs_bd_read()
61                 off < pcache->off + pcache->size) {  in lfs_bd_read()
62             if (off >= pcache->off) {  in lfs_bd_read()
64                 diff = lfs_min(diff, pcache->size - (off-pcache->off));  in lfs_bd_read()
65                 memcpy(data, &pcache->buffer[off-pcache->off], diff);  in lfs_bd_read()
74             diff = lfs_min(diff, pcache->off-off);  in lfs_bd_read()
131         const lfs_cache_t *pcache, lfs_cache_t *rcache, lfs_size_t hint,  in lfs_bd_cmp()  argument
142                 pcache, rcache, hint-i,  in lfs_bd_cmp()
158         const lfs_cache_t *pcache, lfs_cache_t *rcache, lfs_size_t hint,  in lfs_bd_crc()  argument
166                 pcache, rcache, hint-i,  in lfs_bd_crc()
180         lfs_cache_t *pcache, lfs_cache_t *rcache, bool validate) {  in lfs_bd_flush()  argument
181     if (pcache->block != LFS_BLOCK_NULL && pcache->block != LFS_BLOCK_INLINE) {  in lfs_bd_flush()
182         LFS_ASSERT(pcache->block < lfs->block_count);  in lfs_bd_flush()
183         lfs_size_t diff = lfs_alignup(pcache->size, lfs->cfg->prog_size);  in lfs_bd_flush()
184         int err = lfs->cfg->prog(lfs->cfg, pcache->block,  in lfs_bd_flush()
185                 pcache->off, pcache->buffer, diff);  in lfs_bd_flush()
196                     pcache->block, pcache->off, pcache->buffer, diff);  in lfs_bd_flush()
206         lfs_cache_zero(lfs, pcache);  in lfs_bd_flush()
215         lfs_cache_t *pcache, lfs_cache_t *rcache, bool validate) {  in lfs_bd_sync()  argument
218     int err = lfs_bd_flush(lfs, pcache, rcache, validate);  in lfs_bd_sync()
231         lfs_cache_t *pcache, lfs_cache_t *rcache, bool validate,  in lfs_bd_prog()  argument
239         if (block == pcache->block &&  in lfs_bd_prog()
240                 off >= pcache->off &&  in lfs_bd_prog()
241                 off < pcache->off + lfs->cfg->cache_size) {  in lfs_bd_prog()
244                     lfs->cfg->cache_size - (off-pcache->off));  in lfs_bd_prog()
245             memcpy(&pcache->buffer[off-pcache->off], data, diff);  in lfs_bd_prog()
251             pcache->size = lfs_max(pcache->size, off - pcache->off);  in lfs_bd_prog()
252             if (pcache->size == lfs->cfg->cache_size) {  in lfs_bd_prog()
254                 int err = lfs_bd_flush(lfs, pcache, rcache, validate);  in lfs_bd_prog()
265         LFS_ASSERT(pcache->block == LFS_BLOCK_NULL);  in lfs_bd_prog()
268         pcache->block = block;  in lfs_bd_prog()
269         pcache->off = lfs_aligndown(off, lfs->cfg->prog_size);  in lfs_bd_prog()
270         pcache->size = 0;  in lfs_bd_prog()
761         const lfs_cache_t *pcache, lfs_cache_t *rcache, lfs_size_t hint,  in lfs_dir_getread()  argument
772         if (pcache && pcache->block == LFS_BLOCK_INLINE &&  in lfs_dir_getread()
773                 off < pcache->off + pcache->size) {  in lfs_dir_getread()
774             if (off >= pcache->off) {  in lfs_dir_getread()
776                 diff = lfs_min(diff, pcache->size - (off-pcache->off));  in lfs_dir_getread()
777                 memcpy(data, &pcache->buffer[off-pcache->off], diff);  in lfs_dir_getread()
786             diff = lfs_min(diff, pcache->off-off);  in lfs_dir_getread()
1561             &lfs->pcache, &lfs->rcache, false,  in lfs_dir_commitprog()
1704                 &lfs->pcache, &lfs->rcache, false,  in lfs_dir_commitcrc()
1724         if (noff >= end || noff >= lfs->pcache.off + lfs->cfg->cache_size) {  in lfs_dir_commitcrc()
1726             int err = lfs_bd_sync(lfs, &lfs->pcache, &lfs->rcache, false);  in lfs_dir_commitcrc()
2052         lfs_cache_drop(lfs, &lfs->pcache);  in lfs_dir_compact()
2295     lfs_cache_drop(lfs, &lfs->pcache);  in lfs_dir_relocatingcommit()
2834         const lfs_cache_t *pcache, lfs_cache_t *rcache,  in lfs_ctz_find()  argument
2852                 pcache, rcache, sizeof(head),  in lfs_ctz_find()
2869         lfs_cache_t *pcache, lfs_cache_t *rcache,  in lfs_ctz_extend()  argument
2911                             pcache, rcache, true,  in lfs_ctz_extend()
2932                 err = lfs_bd_prog(lfs, pcache, rcache, true,  in lfs_ctz_extend()
2962         lfs_cache_drop(lfs, pcache);  in lfs_ctz_extend()
2968         const lfs_cache_t *pcache, lfs_cache_t *rcache,  in lfs_ctz_traverse()  argument
2990                 pcache, rcache, count*sizeof(head),  in lfs_ctz_traverse()
3247                     &lfs->pcache, &lfs->rcache, true,
3258         memcpy(file->cache.buffer, lfs->pcache.buffer, lfs->cfg->cache_size);
3259         file->cache.block = lfs->pcache.block;
3260         file->cache.off = lfs->pcache.off;
3261         file->cache.size = lfs->pcache.size;
3262         lfs_cache_zero(lfs, &lfs->pcache);
3272         lfs_cache_drop(lfs, &lfs->pcache);
4175         lfs->pcache.buffer = lfs->cfg->prog_buffer;
4177         lfs->pcache.buffer = lfs_malloc(lfs->cfg->cache_size);
4178         if (!lfs->pcache.buffer) {
4186     lfs_cache_zero(lfs, &lfs->pcache);
4249         lfs_free(lfs->pcache.buffer);
4703             &lfs->pcache, &lfs->rcache, lfs->cfg->block_size,
5184     return lfs_bd_read(lfs, &lfs->pcache, &lfs->rcache, size,
5672                         &lfs->pcache, &lfs->rcache, true,
5679             err = lfs_bd_flush(lfs, &lfs->pcache, &lfs->rcache, true);