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/runtime.h | |
| 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/runtime.h')
| -rw-r--r-- | py/runtime.h | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/py/runtime.h b/py/runtime.h index e8398cf0e..4121352df 100644 --- a/py/runtime.h +++ b/py/runtime.h @@ -29,6 +29,8 @@ #include "py/mpstate.h" #include "py/pystack.h" +#include "supervisor/linker.h" + typedef enum { MP_VM_RETURN_NORMAL, MP_VM_RETURN_YIELD, @@ -84,10 +86,10 @@ void mp_arg_parse_all_kw_array(size_t n_pos, size_t n_kw, const mp_obj_t *args, NORETURN void mp_arg_error_terse_mismatch(void); NORETURN void mp_arg_error_unimpl_kw(void); -static inline mp_obj_dict_t *mp_locals_get(void) { return MP_STATE_THREAD(dict_locals); } -static inline void mp_locals_set(mp_obj_dict_t *d) { MP_STATE_THREAD(dict_locals) = d; } -static inline mp_obj_dict_t *mp_globals_get(void) { return MP_STATE_THREAD(dict_globals); } -static inline void mp_globals_set(mp_obj_dict_t *d) { MP_STATE_THREAD(dict_globals) = d; } +static inline mp_obj_dict_t *PLACE_IN_ITCM(mp_locals_get)(void) { return MP_STATE_THREAD(dict_locals); } +static inline void PLACE_IN_ITCM(mp_locals_set)(mp_obj_dict_t *d) { MP_STATE_THREAD(dict_locals) = d; } +static inline mp_obj_dict_t *PLACE_IN_ITCM(mp_globals_get)(void) { return MP_STATE_THREAD(dict_globals); } +static inline void PLACE_IN_ITCM(mp_globals_set)(mp_obj_dict_t *d) { MP_STATE_THREAD(dict_globals) = d; } mp_obj_t mp_load_name(qstr qst); mp_obj_t mp_load_global(qstr qst); |