OVMS3-idf/components/ethernet/emac_common.h

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// Copyright 2015-2016 Espressif Systems (Shanghai) PTE LTD
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#ifndef _EMAC_COMMON_H_
#define _EMAC_COMMON_H_
#include <stdint.h>
#include "esp_err.h"
#include "emac_dev.h"
#include "esp_eth.h"
#ifdef __cplusplus
extern "C" {
#endif
typedef uint32_t emac_sig_t;
typedef uint32_t emac_par_t;
typedef struct {
emac_sig_t sig;
emac_par_t par;
} emac_event_t;
enum emac_runtime_status {
EMAC_RUNTIME_NOT_INIT = 0,
EMAC_RUNTIME_INIT,
EMAC_RUNTIME_START,
EMAC_RUNTIME_STOP,
};
enum {
SIG_EMAC_RX_UNAVAIL,
SIG_EMAC_TX_DONE,
SIG_EMAC_RX_DONE,
SIG_EMAC_START,
SIG_EMAC_STOP,
SIG_EMAC_CHECK_LINK,
SIG_EMAC_MAX
};
struct emac_config_data {
eth_phy_base_t phy_addr;
eth_mode_t mac_mode;
struct dma_extended_desc *dma_etx;
uint32_t cur_tx;
uint32_t dirty_tx;
int32_t cnt_tx;
struct dma_extended_desc *dma_erx;
uint32_t cur_rx;
uint32_t dirty_rx;
int32_t cnt_rx;
uint32_t rx_need_poll;
bool phy_link_up;
enum emac_runtime_status emac_status;
uint8_t macaddr[6];
eth_phy_func phy_init;
eth_tcpip_input_func emac_tcpip_input;
eth_gpio_config_func emac_gpio_config;
eth_phy_check_link_func emac_phy_check_link;
eth_phy_check_init_func emac_phy_check_init;
eth_phy_get_speed_mode_func emac_phy_get_speed_mode;
eth_phy_get_duplex_mode_func emac_phy_get_duplex_mode;
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bool emac_flow_ctrl_enable;
bool emac_flow_ctrl_partner_support;
eth_phy_get_partner_pause_enable_func emac_phy_get_partner_pause_enable;
};
enum emac_post_type {
EMAC_POST_ASYNC,
EMAC_POST_SYNC,
};
struct emac_post_cmd {
void *cmd;
enum emac_post_type post_type;
};
struct emac_tx_cmd {
uint8_t *buf;
uint16_t size;
int8_t err;
};
struct emac_open_cmd {
int8_t err;
};
struct emac_close_cmd {
int8_t err;
};
#if CONFIG_ETHERNET
#define DMA_RX_BUF_NUM CONFIG_DMA_RX_BUF_NUM
#define DMA_TX_BUF_NUM CONFIG_DMA_TX_BUF_NUM
#define EMAC_TASK_PRIORITY CONFIG_EMAC_TASK_PRIORITY
#else
#define DMA_RX_BUF_NUM 1
#define DMA_TX_BUF_NUM 1
#define EMAC_TASK_PRIORITY 10
#endif
#define DMA_RX_BUF_SIZE 1600
#define DMA_TX_BUF_SIZE 1600
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//rest buf num
#define FLOW_CONTROL_HIGH_WATERMARK 3
//used buf num
#define FLOW_CONTROL_LOW_WATERMARK 6
#define PHY_LINK_CHECK_NUM 5
#define EMAC_CMD_OK 0
#define EMAC_CMD_FAIL -1
#ifdef __cplusplus
}
#endif
#endif