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zephyr: Introduce auto-listing of FlashArea Partitions.

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This enables listing all flash area partitions automagically instead of
just sotrage_partitions.  It uses the label, and the ID when not present.

Signed-off-by: Vdragon <mail@massdriver.space>
This commit is contained in:
Vdragon
2025-03-07 14:17:42 +01:00
committed by Damien George
parent 6601d4d7eb
commit 8728db3e41
1 changed files with 16 additions and 3 deletions
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19
ports/zephyr/zephyr_storage.c
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@@ -139,6 +139,20 @@ MP_DEFINE_CONST_OBJ_TYPE(
#endif // CONFIG_DISK_ACCESS
#ifdef CONFIG_FLASH_MAP
#define FLASH_AREA_DEFINE_LABEL(part) CONCAT(MP_QSTR_ID_, DT_STRING_TOKEN(part, label))
#define FLASH_AREA_DEFINE_NB(part) CONCAT(MP_QSTR_ID_, DT_FIXED_PARTITION_ID(part))
#define FLASH_AREA_DEFINE_GETNAME(part) COND_CODE_1(DT_NODE_HAS_PROP(part, label), \
(FLASH_AREA_DEFINE_LABEL(part)), (FLASH_AREA_DEFINE_NB(part)))
#define FLASH_AREA_DEFINE_DEFINE(part) { MP_ROM_QSTR(FLASH_AREA_DEFINE_GETNAME(part)), MP_ROM_INT(DT_FIXED_PARTITION_ID(part)) },
#define FLASH_AREA_DEFINE(part) COND_CODE_1(DT_NODE_HAS_STATUS_OKAY(DT_MTD_FROM_FIXED_PARTITION(part)), \
(FLASH_AREA_DEFINE_DEFINE(part)), ())
#define FOREACH_PARTITION(n) DT_FOREACH_CHILD(n, FLASH_AREA_DEFINE)
const mp_obj_type_t zephyr_flash_area_type;
typedef struct _zephyr_flash_area_obj_t {
@@ -244,9 +258,8 @@ 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) },
#if FIXED_PARTITION_EXISTS(storage_partition)
{ MP_ROM_QSTR(MP_QSTR_STORAGE), MP_ROM_INT(FIXED_PARTITION_ID(storage_partition)) },
#endif
/* Generate list of partition IDs from Zephyr Devicetree */
DT_FOREACH_STATUS_OKAY(fixed_partitions, FOREACH_PARTITION)
};
static MP_DEFINE_CONST_DICT(zephyr_flash_area_locals_dict, zephyr_flash_area_locals_dict_table);