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esp32: Prefix ROM routines with esp32_rom_

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Also provide their prototypes in `soc.h`.  This should help
readability, since some ROM functions, with their names as provided by
Espressif, have sometimes the same prefix as Zephyr APIs.

Signed-off-by: Leandro Pereira <leandro.pereira@intel.com>
This commit is contained in:
Leandro Pereira 2017-09-15 16:52:36 -07:00 • committed by Anas Nashif
commit 5f22dab17a
5 changed files with 45 additions and 13 deletions
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29
arch/xtensa/soc/esp32/soc.h Normal file
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/*
* Copyright (c) 2017 Intel Corporation
*
* SPDX-License-Identifier: Apache-2.0
*/
#ifndef __SOC_H__
#define __SOC_H__
#include <rom/ets_sys.h>
#include <zephyr/types.h>
#include <stdbool.h>
extern int esp32_rom_intr_matrix_set(int cpu_no,
int interrupt_src,
int interrupt_line);
extern int esp32_rom_gpio_matrix_in(u32_t gpio, u32_t signal_index,
bool inverted);
extern int esp32_rom_gpio_matrix_out(u32_t gpio, u32_t signal_index,
bool out_inverted,
bool out_enabled_inverted);
extern void esp32_rom_uart_attach(void);
extern STATUS esp32_rom_uart_tx_one_char(u8_t chr);
extern STATUS esp32_rom_uart_rx_one_char(u8_t *chr);
#endif /* __SOC_H__ */