111 lines
4.5 KiB
C
111 lines
4.5 KiB
C
/*
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* This file is part of the Micro Python project, http://micropython.org/
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*
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* The MIT License (MIT)
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*
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* Copyright (c) 2022 microDev
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#include "shared/runtime/context_manager_helpers.h"
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#include "py/objproperty.h"
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#include "py/runtime.h"
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#include "shared-bindings/coproc/Coproc.h"
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#include "shared-bindings/coproc/CoprocMemory.h"
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STATIC coproc_memory_obj_t *get_coproc_memory_obj(mp_obj_t *self_in) {
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if (!mp_obj_is_type(*self_in, &coproc_memory_type)) {
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mp_raise_TypeError_varg(translate("Expected a %q"), MP_QSTR_CoprocMemory);
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}
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return MP_OBJ_TO_PTR(*self_in);
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}
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//| class Coproc:
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//| def __init__(self, buffer: ReadableBuffer, memory: CoprocMemory) -> None:
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//| """Loads the program binary into memory.
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//|
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//| :param buffer: The program binary to run on the core/co-processor
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//| :param memory: The `CoprocMemory` object used to access shared memory"""
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STATIC mp_obj_t coproc_coproc_make_new(const mp_obj_type_t *type, size_t n_args, size_t n_kw, const mp_obj_t *all_args) {
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enum { ARG_buffer, ARG_memory };
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static const mp_arg_t allowed_args[] = {
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{ MP_QSTR_buffer, MP_ARG_REQUIRED | MP_ARG_OBJ },
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{ MP_QSTR_memory, MP_ARG_OBJ, { .u_obj = mp_const_none } },
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};
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mp_arg_val_t args[MP_ARRAY_SIZE(allowed_args)];
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mp_arg_parse_all_kw_array(n_args, n_kw, all_args, MP_ARRAY_SIZE(allowed_args), allowed_args, args);
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coproc_coproc_obj_t *self = m_new_obj(coproc_coproc_obj_t);
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self->base.type = &coproc_coproc_type;
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mp_buffer_info_t bufinfo;
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mp_get_buffer_raise(args[ARG_buffer].u_obj, &bufinfo, MP_BUFFER_READ);
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coproc_memory_obj_t *coproc_memory = (args[ARG_memory].u_obj == mp_const_none) ? NULL : get_coproc_memory_obj(&args[ARG_memory].u_obj);
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common_hal_coproc_coproc_construct(self, bufinfo.buf, bufinfo.len, coproc_memory);
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return MP_OBJ_FROM_PTR(self);
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}
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//| def deinit(self) -> None:
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//| """Releases control of the underlying hardware so other classes can use it."""
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//| ...
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STATIC mp_obj_t coproc_coproc_obj_deinit(mp_obj_t self_in) {
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coproc_coproc_obj_t *self = MP_OBJ_TO_PTR(self_in);
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common_hal_coproc_coproc_deinit(self);
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return mp_const_none;
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}
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MP_DEFINE_CONST_FUN_OBJ_1(coproc_coproc_deinit_obj, coproc_coproc_obj_deinit);
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//| def __enter__(self) -> Coproc:
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//| """No-op used in Context Managers."""
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//| ...
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// Provided by context manager helper.
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//| def __exit__(self) -> None:
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//| """Close the request."""
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//| ...
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//|
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STATIC mp_obj_t coproc_coproc_obj___exit__(size_t n_args, const mp_obj_t *args) {
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(void)n_args;
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mp_check_self(mp_obj_is_type(args[0], &coproc_coproc_type));
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return coproc_coproc_obj_deinit(args[0]);
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}
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STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(coproc_coproc___exit___obj, 4, 4, coproc_coproc_obj___exit__);
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STATIC const mp_rom_map_elem_t coproc_coproc_locals_dict_table[] = {
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// context managers
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{ MP_ROM_QSTR(MP_QSTR___enter__), MP_ROM_PTR(&default___enter___obj) },
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{ MP_ROM_QSTR(MP_QSTR___exit__), MP_ROM_PTR(&coproc_coproc___exit___obj) },
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// functions
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{ MP_ROM_QSTR(MP_QSTR_deinit), MP_ROM_PTR(&coproc_coproc_deinit_obj) },
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};
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STATIC MP_DEFINE_CONST_DICT(coproc_coproc_locals_dict, coproc_coproc_locals_dict_table);
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const mp_obj_type_t coproc_coproc_type = {
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{ &mp_type_type },
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.name = MP_QSTR_Coproc,
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.make_new = coproc_coproc_make_new,
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.locals_dict = (mp_obj_dict_t *)&coproc_coproc_locals_dict,
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};
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