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/*

* This file is part of the Micro Python project, http://micropython.org/

*

* The MIT License (MIT)

*

* Copyright (c) 2014 Damien P. George

*

* Permission is hereby granted, free of charge, to any person obtaining a copy

* of this software and associated documentation files (the "Software"), to deal

* in the Software without restriction, including without limitation the rights

* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell

* copies of the Software, and to permit persons to whom the Software is

* furnished to do so, subject to the following conditions:

*

* The above copyright notice and this permission notice shall be included in

* all copies or substantial portions of the Software.

*

* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR

* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,

* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE

* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER

* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,

* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN

* THE SOFTWARE.

*/

#include <stdio.h>

#include <string.h>

#include "py/nlr.h"

#include "py/compile.h"

#include "py/runtime0.h"

#include "py/runtime.h"

#include "py/stackctrl.h"

#include "py/mphal.h"

#include "py/gc.h"

#include "lib/utils/pyexec.h"

#include "gccollect.h"

#include "user_interface.h"

STATIC char heap[24 * 1024];

STATIC void mp_reset(void) {

mp_stack_set_top((void*)0x40000000);

mp_stack_set_limit(8192);

mp_hal_init();

gc_init(heap, heap + sizeof(heap));

mp_init();

mp_obj_list_init(mp_sys_path, 0);

mp_obj_list_init(mp_sys_argv, 0);

#if MICROPY_VFS_FAT

memset(MP_STATE_PORT(fs_user_mount), 0, sizeof(MP_STATE_PORT(fs_user_mount)));

#endif

MP_STATE_PORT(mp_kbd_exception) = mp_obj_new_exception(&mp_type_KeyboardInterrupt);

MP_STATE_PORT(term_obj) = MP_OBJ_NULL;

#if MICROPY_MODULE_FROZEN

pyexec_frozen_module("_boot");

pyexec_file("boot.py");

pyexec_file("main.py");

#endif

}

void soft_reset(void) {

mp_hal_stdout_tx_str("PYB: soft reboot\r\n");

mp_hal_delay_us(10000); // allow UART to flush output

mp_reset();

#if MICROPY_REPL_EVENT_DRIVEN

pyexec_event_repl_init();

#endif

}

void init_done(void) {

#if MICROPY_REPL_EVENT_DRIVEN

uart_task_init();

#endif

mp_reset();

mp_hal_stdout_tx_str("\r\n");

#if MICROPY_REPL_EVENT_DRIVEN

pyexec_event_repl_init();

#endif

dupterm_task_init();

#if !MICROPY_REPL_EVENT_DRIVEN

soft_reset:

for (;;) {

if (pyexec_mode_kind == PYEXEC_MODE_RAW_REPL) {

if (pyexec_raw_repl() != 0) {

break;

}

} else {

if (pyexec_friendly_repl() != 0) {

break;

}

}

}

soft_reset();

goto soft_reset;

#endif

}

void user_init(void) {

system_init_done_cb(init_done);

}

mp_lexer_t *fat_vfs_lexer_new_from_file(const char *filename);

mp_import_stat_t fat_vfs_import_stat(const char *path);

mp_lexer_t *mp_lexer_new_from_file(const char *filename) {

#if MICROPY_VFS_FAT

return fat_vfs_lexer_new_from_file(filename);

#else

(void)filename;

return NULL;

#endif

}

mp_import_stat_t mp_import_stat(const char *path) {

#if MICROPY_VFS_FAT

return fat_vfs_import_stat(path);

#else

(void)path;

return MP_IMPORT_STAT_NO_EXIST;

#endif

}

mp_obj_t vfs_proxy_call(qstr method_name, mp_uint_t n_args, const mp_obj_t *args);

mp_obj_t mp_builtin_open(uint n_args, const mp_obj_t *args, mp_map_t *kwargs) {

#if MICROPY_VFS_FAT

// TODO: Handle kwargs!

return vfs_proxy_call(MP_QSTR_open, n_args, args);

#else

return mp_const_none;

#endif

}

MP_DEFINE_CONST_FUN_OBJ_KW(mp_builtin_open_obj, 1, mp_builtin_open);

void mp_keyboard_interrupt(void) {

MP_STATE_VM(mp_pending_exception) = MP_STATE_PORT(mp_kbd_exception);

}

void nlr_jump_fail(void *val) {

printf("NLR jump failed\n");

for (;;) {

}

}

//void __assert(const char *file, int line, const char *func, const char *expr) {

void __assert(const char *file, int line, const char *expr) {

printf("Assertion '%s' failed, at file %s:%d\n", expr, file, line);

for (;;) {

}

}