Sylvain Munaut | bc9f5c4 | 2020-09-14 10:22:29 +0200 | [diff] [blame] | 1 | /* |
| 2 | * e1.h |
| 3 | * |
| 4 | * Copyright (C) 2019-2020 Sylvain Munaut <tnt@246tNt.com> |
| 5 | * SPDX-License-Identifier: GPL-3.0-or-later |
| 6 | */ |
| 7 | |
| 8 | #pragma once |
| 9 | |
Sylvain Munaut | 2c0c136 | 2022-01-03 18:48:08 +0100 | [diff] [blame^] | 10 | |
| 11 | /* control */ |
| 12 | |
Harald Welte | 9469e04 | 2020-12-15 23:09:40 +0100 | [diff] [blame] | 13 | void e1_init(uint16_t rx_cr, uint16_t tx_cr); |
Sylvain Munaut | bc9f5c4 | 2020-09-14 10:22:29 +0200 | [diff] [blame] | 14 | void e1_poll(void); |
| 15 | void e1_debug_print(bool data); |
| 16 | |
Harald Welte | 6add0aa | 2020-12-16 00:02:11 +0100 | [diff] [blame] | 17 | void e1_tx_config(uint16_t cr); |
| 18 | void e1_rx_config(uint16_t cr); |
| 19 | |
Sylvain Munaut | 2c0c136 | 2022-01-03 18:48:08 +0100 | [diff] [blame^] | 20 | |
| 21 | /* data flow */ |
| 22 | |
| 23 | unsigned int e1_rx_need_data(unsigned int usb_addr, unsigned int max_len, unsigned int *pos); |
| 24 | unsigned int e1_tx_feed_data(unsigned int usb_addr, unsigned int len); |
| 25 | unsigned int e1_tx_level(void); |
| 26 | unsigned int e1_rx_level(void); |
| 27 | |
| 28 | |
| 29 | /* error reporting */ |
| 30 | |
Harald Welte | 805f2cf | 2020-12-14 17:31:03 +0100 | [diff] [blame] | 31 | #define E1_ERR_F_ALIGN_ERR 0x01 |
| 32 | #define E1_ERR_F_LOS 0x02 |
Harald Welte | 51baa36 | 2022-01-01 15:22:25 +0100 | [diff] [blame] | 33 | #define E1_ERR_F_RAI 0x04 |
Harald Welte | 805f2cf | 2020-12-14 17:31:03 +0100 | [diff] [blame] | 34 | |
| 35 | struct e1_error_count { |
| 36 | uint16_t crc; |
| 37 | uint16_t align; |
| 38 | uint16_t ovfl; |
| 39 | uint16_t unfl; |
| 40 | uint8_t flags; |
| 41 | }; |
| 42 | |
| 43 | const struct e1_error_count *e1_get_error_count(void); |
| 44 | |
Sylvain Munaut | 2c0c136 | 2022-01-03 18:48:08 +0100 | [diff] [blame^] | 45 | |
| 46 | /* external function provided by the platform; used by E1 driver to control LEDs */ |
| 47 | |
Harald Welte | 5276567 | 2020-12-15 18:35:42 +0100 | [diff] [blame] | 48 | enum e1_platform_led { |
| 49 | E1P_LED_GREEN = 0, |
| 50 | E1P_LED_YELLOW = 1, |
| 51 | }; |
| 52 | |
| 53 | enum e1_platform_led_state { |
| 54 | E1P_LED_ST_OFF = 0, |
| 55 | E1P_LED_ST_ON = 1, |
| 56 | E1P_LED_ST_BLINK = 2, |
| 57 | E1P_LED_ST_BLINK_FAST = 3 |
| 58 | }; |
| 59 | |
Harald Welte | 5276567 | 2020-12-15 18:35:42 +0100 | [diff] [blame] | 60 | extern void e1_platform_led_set(uint8_t port, enum e1_platform_led led, |
| 61 | enum e1_platform_led_state state); |