|
|
|
@ -35,6 +35,10 @@
|
|
|
|
|
#include <disk/disk_access.h>
|
|
|
|
|
#endif
|
|
|
|
|
|
|
|
|
|
#ifdef CONFIG_FLASH_MAP
|
|
|
|
|
#include <storage/flash_map.h>
|
|
|
|
|
#endif
|
|
|
|
|
|
|
|
|
|
#ifdef CONFIG_DISK_ACCESS
|
|
|
|
|
typedef struct _zephyr_disk_access_obj_t {
|
|
|
|
|
mp_obj_base_t base;
|
|
|
|
@ -133,3 +137,125 @@ const mp_obj_type_t zephyr_disk_access_type = {
|
|
|
|
|
.locals_dict = (mp_obj_dict_t*)&zephyr_disk_access_locals_dict,
|
|
|
|
|
};
|
|
|
|
|
#endif // CONFIG_DISK_ACCESS
|
|
|
|
|
|
|
|
|
|
#ifdef CONFIG_FLASH_MAP
|
|
|
|
|
const mp_obj_type_t zephyr_flash_area_type;
|
|
|
|
|
|
|
|
|
|
typedef struct _zephyr_flash_area_obj_t {
|
|
|
|
|
mp_obj_base_t base;
|
|
|
|
|
const struct flash_area *area;
|
|
|
|
|
int block_size;
|
|
|
|
|
int block_count;
|
|
|
|
|
u8_t id;
|
|
|
|
|
} zephyr_flash_area_obj_t;
|
|
|
|
|
|
|
|
|
|
STATIC void zephyr_flash_area_print(const mp_print_t *print, mp_obj_t self_in, mp_print_kind_t kind) {
|
|
|
|
|
zephyr_flash_area_obj_t *self = self_in;
|
|
|
|
|
mp_printf(print, "FlashArea(%d)", self->id);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
STATIC mp_obj_t zephyr_flash_area_make_new(const mp_obj_type_t *type, size_t n_args, size_t n_kw, const mp_obj_t *args) {
|
|
|
|
|
mp_arg_check_num(n_args, n_kw, 2, 2, false);
|
|
|
|
|
zephyr_flash_area_obj_t *self = m_new_obj(zephyr_flash_area_obj_t);
|
|
|
|
|
self->base.type = type;
|
|
|
|
|
self->id = mp_obj_get_int(args[0]);
|
|
|
|
|
self->block_size = mp_obj_get_int(args[1]);
|
|
|
|
|
|
|
|
|
|
if (self->block_size <= 0) {
|
|
|
|
|
mp_raise_ValueError("invalid block size");
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (flash_area_open(self->id, &self->area) != 0) {
|
|
|
|
|
mp_raise_ValueError("unable to open flash area");
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
self->block_count = self->area->fa_size / self->block_size;
|
|
|
|
|
|
|
|
|
|
return MP_OBJ_FROM_PTR(self);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
STATIC mp_obj_t zephyr_flash_area_readblocks(size_t n_args, const mp_obj_t *args) {
|
|
|
|
|
zephyr_flash_area_obj_t *self = MP_OBJ_TO_PTR(args[0]);
|
|
|
|
|
uint32_t block_num = mp_obj_get_int(args[1]);
|
|
|
|
|
off_t offset = block_num * self->block_size;
|
|
|
|
|
mp_buffer_info_t bufinfo;
|
|
|
|
|
int ret;
|
|
|
|
|
|
|
|
|
|
if (n_args >= 4) {
|
|
|
|
|
offset += mp_obj_get_int(args[3]);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
mp_get_buffer_raise(args[2], &bufinfo, MP_BUFFER_WRITE);
|
|
|
|
|
ret = flash_area_read(self->area, offset, bufinfo.buf, bufinfo.len);
|
|
|
|
|
return MP_OBJ_NEW_SMALL_INT(ret);
|
|
|
|
|
}
|
|
|
|
|
STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(zephyr_flash_area_readblocks_obj, 3, 4, zephyr_flash_area_readblocks);
|
|
|
|
|
|
|
|
|
|
STATIC mp_obj_t zephyr_flash_area_writeblocks(size_t n_args, const mp_obj_t *args) {
|
|
|
|
|
zephyr_flash_area_obj_t *self = MP_OBJ_TO_PTR(args[0]);
|
|
|
|
|
uint32_t block_num = mp_obj_get_int(args[1]);
|
|
|
|
|
off_t offset = block_num * self->block_size;
|
|
|
|
|
mp_buffer_info_t bufinfo;
|
|
|
|
|
int ret;
|
|
|
|
|
|
|
|
|
|
if (n_args == 3) {
|
|
|
|
|
ret = flash_area_erase(self->area, offset, self->block_size);
|
|
|
|
|
if (ret) {
|
|
|
|
|
return MP_OBJ_NEW_SMALL_INT(ret);
|
|
|
|
|
}
|
|
|
|
|
} else {
|
|
|
|
|
offset += mp_obj_get_int(args[3]);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
mp_get_buffer_raise(args[2], &bufinfo, MP_BUFFER_READ);
|
|
|
|
|
ret = flash_area_write(self->area, offset, bufinfo.buf, bufinfo.len);
|
|
|
|
|
return MP_OBJ_NEW_SMALL_INT(ret);
|
|
|
|
|
}
|
|
|
|
|
STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(zephyr_flash_area_writeblocks_obj, 3, 4, zephyr_flash_area_writeblocks);
|
|
|
|
|
|
|
|
|
|
STATIC mp_obj_t zephyr_flash_area_ioctl(mp_obj_t self_in, mp_obj_t cmd_in, mp_obj_t arg_in) {
|
|
|
|
|
zephyr_flash_area_obj_t *self = self_in;
|
|
|
|
|
mp_int_t cmd = mp_obj_get_int(cmd_in);
|
|
|
|
|
mp_int_t block_num = mp_obj_get_int(arg_in);
|
|
|
|
|
int ret;
|
|
|
|
|
|
|
|
|
|
switch (cmd) {
|
|
|
|
|
case MP_BLOCKDEV_IOCTL_INIT:
|
|
|
|
|
case MP_BLOCKDEV_IOCTL_DEINIT:
|
|
|
|
|
case MP_BLOCKDEV_IOCTL_SYNC:
|
|
|
|
|
return MP_OBJ_NEW_SMALL_INT(0);
|
|
|
|
|
|
|
|
|
|
case MP_BLOCKDEV_IOCTL_BLOCK_COUNT:
|
|
|
|
|
return MP_OBJ_NEW_SMALL_INT(self->block_count);
|
|
|
|
|
|
|
|
|
|
case MP_BLOCKDEV_IOCTL_BLOCK_SIZE:
|
|
|
|
|
return MP_OBJ_NEW_SMALL_INT(self->block_size);
|
|
|
|
|
|
|
|
|
|
case MP_BLOCKDEV_IOCTL_BLOCK_ERASE:
|
|
|
|
|
ret = flash_area_erase(self->area, block_num * self->block_size, self->block_size);
|
|
|
|
|
return MP_OBJ_NEW_SMALL_INT(ret);
|
|
|
|
|
|
|
|
|
|
default:
|
|
|
|
|
return MP_OBJ_NEW_SMALL_INT(-1);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
STATIC MP_DEFINE_CONST_FUN_OBJ_3(zephyr_flash_area_ioctl_obj, zephyr_flash_area_ioctl);
|
|
|
|
|
|
|
|
|
|
STATIC const mp_rom_map_elem_t zephyr_flash_area_locals_dict_table[] = {
|
|
|
|
|
{ MP_ROM_QSTR(MP_QSTR_readblocks), MP_ROM_PTR(&zephyr_flash_area_readblocks_obj) },
|
|
|
|
|
{ MP_ROM_QSTR(MP_QSTR_writeblocks), MP_ROM_PTR(&zephyr_flash_area_writeblocks_obj) },
|
|
|
|
|
{ MP_ROM_QSTR(MP_QSTR_ioctl), MP_ROM_PTR(&zephyr_flash_area_ioctl_obj) },
|
|
|
|
|
#ifdef DT_FLASH_AREA_STORAGE_ID
|
|
|
|
|
{ MP_ROM_QSTR(MP_QSTR_STORAGE), MP_ROM_INT(DT_FLASH_AREA_STORAGE_ID) },
|
|
|
|
|
#endif
|
|
|
|
|
};
|
|
|
|
|
STATIC MP_DEFINE_CONST_DICT(zephyr_flash_area_locals_dict, zephyr_flash_area_locals_dict_table);
|
|
|
|
|
|
|
|
|
|
const mp_obj_type_t zephyr_flash_area_type = {
|
|
|
|
|
{ &mp_type_type },
|
|
|
|
|
.name = MP_QSTR_FlashArea,
|
|
|
|
|
.print = zephyr_flash_area_print,
|
|
|
|
|
.make_new = zephyr_flash_area_make_new,
|
|
|
|
|
.locals_dict = (mp_obj_dict_t*)&zephyr_flash_area_locals_dict,
|
|
|
|
|
};
|
|
|
|
|
#endif // CONFIG_FLASH_MAP
|
|
|
|
|