esp-open-rtos/core/sdk_compat.c

44 lines
1,017 B
C

/*
* Compatibility routines for the Espressif SDK and its API
*
* Part of esp-open-rtos
* Copyright (C) 2015 Superhouse Automation Pty Ltd
* BSD Licensed as described in the file LICENSE
*/
#include <stdlib.h>
#include <string.h>
#include <stdio.h>
#include <common_macros.h>
#include <esp/uart.h>
void IRAM *zalloc(size_t nbytes)
{
return calloc(1, nbytes);
}
extern void (*__init_array_start)(void);
extern void (*__init_array_end)(void);
/* Do things which should be done as part of the SDK startup code, but aren't.
TODO: Move into app_main.c
*/
void sdk_compat_initialise()
{
/* Call C++ constructors or C functions marked with __attribute__((constructor)) */
void (**p)(void);
for ( p = &__init_array_start; p != &__init_array_end; ++p)
(*p)();
}
/* UART RX function from Espressif SDK internals.
*
* Not part of published API.
*/
int sdk_uart_rx_one_char(char *buf) {
int c = uart_getc_nowait(0);
if(c < 0)
return 1;
*buf = (char)c;
return 0;
}