esp-protocols/components/eppp_link/eppp_sdio.h

/*
 * SPDX-FileCopyrightText: 2024 Espressif Systems (Shanghai) CO LTD
 *
 * SPDX-License-Identifier: Apache-2.0
 */
#pragma once

#define MAX_SDIO_PAYLOAD 1500
#define SDIO_ALIGN(size) (((size) + 3U) & ~(3U))
#define SDIO_PAYLOAD SDIO_ALIGN(MAX_SDIO_PAYLOAD)
#define PPP_SOF 0x7E

// Interrupts and registers
#define SLAVE_INTR      0
#define SLAVE_REG_REQ   0

// Requests from host to slave
#define REQ_RESET 1
#define REQ_INIT  2