diff options
| author | Scott Shawcroft <scott@tannewt.org> | 2020-01-08 20:32:45 -0800 |
|---|---|---|
| committer | Scott Shawcroft <scott@tannewt.org> | 2020-01-17 17:36:08 -0800 |
| commit | 7d8dac9211dab92d750a0351335b4ad3fffc05e2 (patch) | |
| tree | 819d63e5495931042b433e2b67eee9848bf47ec1 /py/objdict.c | |
| parent | 85c731734a0388c28c8e3895ec1cecd1d9491e0c (diff) | |
Refine iMX RT memory layout and add three boards
Introduces a way to place CircuitPython code and data into
tightly coupled memory (TCM) which is accessible by the CPU in a
single cycle. It also frees up room in the corresponding cache for
intermittent data. Loading from external flash is slow!
The data cache is also now enabled.
Adds support for the iMX RT 1021 chip. Adds three new boards:
* iMX RT 1020 EVK
* iMX RT 1060 EVK
* Teensy 4.0
Related to #2492, #2472 and #2477. Fixes #2475.
Diffstat (limited to 'py/objdict.c')
| -rw-r--r-- | py/objdict.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/py/objdict.c b/py/objdict.c index 683fcb748..3ec3cbe80 100644 --- a/py/objdict.c +++ b/py/objdict.c @@ -31,6 +31,7 @@ #include "py/builtin.h" #include "py/objtype.h" +#include "supervisor/linker.h" #include "supervisor/shared/translate.h" #define MP_OBJ_IS_DICT_TYPE(o) (MP_OBJ_IS_OBJ(o) && ((mp_obj_base_t*)MP_OBJ_TO_PTR(o))->type->make_new == dict_make_new) @@ -324,7 +325,7 @@ STATIC mp_obj_t dict_popitem(mp_obj_t self_in) { } STATIC MP_DEFINE_CONST_FUN_OBJ_1(dict_popitem_obj, dict_popitem); -STATIC mp_obj_t dict_update(size_t n_args, const mp_obj_t *args, mp_map_t *kwargs) { +STATIC mp_obj_t PLACE_IN_ITCM(dict_update)(size_t n_args, const mp_obj_t *args, mp_map_t *kwargs) { mp_check_self(MP_OBJ_IS_DICT_TYPE(args[0])); mp_obj_dict_t *self = MP_OBJ_TO_PTR(args[0]); mp_ensure_not_fixed(self); @@ -590,7 +591,7 @@ size_t mp_obj_dict_len(mp_obj_t self_in) { return self->map.used; } -mp_obj_t mp_obj_dict_store(mp_obj_t self_in, mp_obj_t key, mp_obj_t value) { +mp_obj_t PLACE_IN_ITCM(mp_obj_dict_store)(mp_obj_t self_in, mp_obj_t key, mp_obj_t value) { mp_check_self(MP_OBJ_IS_DICT_TYPE(self_in)); mp_obj_dict_t *self = MP_OBJ_TO_PTR(self_in); mp_ensure_not_fixed(self); |