5  * SPDX-License-Identifier: BSD-3-Clause
16             (void*)cfg, cfg->context,  in lfs_rambd_createcfg()
17             (void*)(uintptr_t)cfg->read, (void*)(uintptr_t)cfg->prog,  in lfs_rambd_createcfg()
18             (void*)(uintptr_t)cfg->erase, (void*)(uintptr_t)cfg->sync,  in lfs_rambd_createcfg()
19             cfg->read_size, cfg->prog_size, cfg->block_size, cfg->block_count,  in lfs_rambd_createcfg()
20             (void*)bdcfg, bdcfg->erase_value, bdcfg->buffer);  in lfs_rambd_createcfg()
21     lfs_rambd_t *bd = cfg->context;  in lfs_rambd_createcfg()
22     bd->cfg = bdcfg;  in lfs_rambd_createcfg()
25     if (bd->cfg->buffer) {  in lfs_rambd_createcfg()
26         bd->buffer = bd->cfg->buffer;  in lfs_rambd_createcfg()
28         bd->buffer = lfs_malloc(cfg->block_size * cfg->block_count);  in lfs_rambd_createcfg()
29         if (!bd->buffer) {  in lfs_rambd_createcfg()
30             LFS_RAMBD_TRACE("lfs_rambd_createcfg -> %d", LFS_ERR_NOMEM);  in lfs_rambd_createcfg()
36     if (bd->cfg->erase_value != -1) {  in lfs_rambd_createcfg()
37         memset(bd->buffer, bd->cfg->erase_value,  in lfs_rambd_createcfg()
38                 cfg->block_size * cfg->block_count);  in lfs_rambd_createcfg()
41     LFS_RAMBD_TRACE("lfs_rambd_createcfg -> %d", 0);  in lfs_rambd_createcfg()
50             (void*)cfg, cfg->context,  in lfs_rambd_create()
51             (void*)(uintptr_t)cfg->read, (void*)(uintptr_t)cfg->prog,  in lfs_rambd_create()
52             (void*)(uintptr_t)cfg->erase, (void*)(uintptr_t)cfg->sync,  in lfs_rambd_create()
53             cfg->read_size, cfg->prog_size, cfg->block_size, cfg->block_count);  in lfs_rambd_create()
54     static const struct lfs_rambd_config defaults = {.erase_value=-1};  in lfs_rambd_create()
56     LFS_RAMBD_TRACE("lfs_rambd_create -> %d", err);  in lfs_rambd_create()
63     lfs_rambd_t *bd = cfg->context;  in lfs_rambd_destroy()
64     if (!bd->cfg->buffer) {  in lfs_rambd_destroy()
65         lfs_free(bd->buffer);  in lfs_rambd_destroy()
67     LFS_RAMBD_TRACE("lfs_rambd_destroy -> %d", 0);  in lfs_rambd_destroy()
76     lfs_rambd_t *bd = cfg->context;  in lfs_rambd_read()
79     LFS_ASSERT(off  % cfg->read_size == 0);  in lfs_rambd_read()
80     LFS_ASSERT(size % cfg->read_size == 0);  in lfs_rambd_read()
81     LFS_ASSERT(block < cfg->block_count);  in lfs_rambd_read()
84     memcpy(buffer, &bd->buffer[block*cfg->block_size + off], size);  in lfs_rambd_read()
86     LFS_RAMBD_TRACE("lfs_rambd_read -> %d", 0);  in lfs_rambd_read()
95     lfs_rambd_t *bd = cfg->context;  in lfs_rambd_prog()
98     LFS_ASSERT(off  % cfg->prog_size == 0);  in lfs_rambd_prog()
99     LFS_ASSERT(size % cfg->prog_size == 0);  in lfs_rambd_prog()
100     LFS_ASSERT(block < cfg->block_count);  in lfs_rambd_prog()
103     if (bd->cfg->erase_value != -1) {  in lfs_rambd_prog()
104         for (lfs_off_t i = 0; i < size; i++) {  in lfs_rambd_prog()  local
105             LFS_ASSERT(bd->buffer[block*cfg->block_size + off + i] ==  in lfs_rambd_prog()
106                     bd->cfg->erase_value);  in lfs_rambd_prog()
111     memcpy(&bd->buffer[block*cfg->block_size + off], buffer, size);  in lfs_rambd_prog()
113     LFS_RAMBD_TRACE("lfs_rambd_prog -> %d", 0);  in lfs_rambd_prog()
119     lfs_rambd_t *bd = cfg->context;  in lfs_rambd_erase()
122     LFS_ASSERT(block < cfg->block_count);  in lfs_rambd_erase()
125     if (bd->cfg->erase_value != -1) {  in lfs_rambd_erase()
126         memset(&bd->buffer[block*cfg->block_size],  in lfs_rambd_erase()
127                 bd->cfg->erase_value, cfg->block_size);  in lfs_rambd_erase()
130     LFS_RAMBD_TRACE("lfs_rambd_erase -> %d", 0);  in lfs_rambd_erase()
138     LFS_RAMBD_TRACE("lfs_rambd_sync -> %d", 0);  in lfs_rambd_sync()