1 /*
2 * Copyright (c) 2022 ASR Microelectronics (Shanghai) Co., Ltd. All rights reserved.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16 #ifdef _UART_LITE_EN_
17 #include "uart_lite.h"
18 #else
19 #include <stdbool.h>
20 #include "duet_cm4.h"
21 #include "duet_uart.h"
22 #include "duet_pinmux.h"
23 #include "printf_uart.h"
24
25 uint8_t g_printf_uart = UART_NUM;
printf_uart_register(uint8_t uart_idx)26 void printf_uart_register(uint8_t uart_idx)
27 {
28 #if 0
29 uint32_t uart_clk_reg = *(volatile uint32_t *)(UART_CLK_REG_ADDR);
30
31 if (uart_idx == UART0_INDEX) {
32 if ((uart_clk_reg & UART0_SCLK_EN) == 0) {
33 goto ERR;
34 }
35 } else if (uart_idx == UART1_INDEX) {
36 if ((uart_clk_reg & UART1_SCLK_EN) == 0) {
37 goto ERR;
38 }
39 } else if (uart_idx == UART2_INDEX) {
40 if ((uart_clk_reg & UART2_SCLK_EN) == 0) {
41 goto ERR;
42 }
43 } else {
44 g_printf_uart = uart_idx;
45 return;
46 }
47 #endif
48 g_printf_uart = uart_idx;
49 // printf("printf use uart %d\n",uart_idx);
50 return;
51 #if 0
52 ERR:
53 g_printf_uart = UART_NUM;
54 #endif
55 }
56 #endif
57 extern bool lega_log_is_enable(void);
uart_put_char(char character)58 void uart_put_char(char character)
59 {
60 #ifndef _UART_LITE_EN_
61 if (lega_log_is_enable()) {
62 UART_SendData(getUartxViaIdx(g_printf_uart), (unsigned char)character);
63 }
64 #else
65 UART_SendData(UART_INDEX, (unsigned char)(character));
66 #endif
67 }
68
printf_uart_log_init(uint8_t uart_idx)69 void printf_uart_log_init(uint8_t uart_idx)
70 {
71 duet_uart_dev_t uart_config_struct = {0};
72 uart_config_struct.port = uart_idx;
73 switch (uart_idx) {
74 case UART0_INDEX:
75 duet_pinmux_config(PAD0, PF_UART0);
76 duet_pinmux_config(PAD1, PF_UART0);
77 break;
78 case UART1_INDEX:
79 duet_pinmux_config(PAD2, PF_UART1);
80 duet_pinmux_config(PAD3, PF_UART1);
81 break;
82 case UART2_INDEX:
83 duet_pinmux_config(PAD12, PF_UART2);
84 duet_pinmux_config(PAD13, PF_UART2);
85 break;
86 default:
87 break;
88 }
89
90 duet_uart_struct_init(&uart_config_struct);
91 duet_uart_init(&uart_config_struct);
92 // duet_uart_start(getUartxViaIdx(uart_idx));
93 printf_uart_register(uart_idx);
94 printf("set uart%d as printf log uart...\n", uart_idx);
95 }
96 #ifdef PRINTF2_SUPPORT
97 uint8_t g_printf2_uart = UART_NUM;
printf2_uart_register(uint8_t uart_idx)98 void printf2_uart_register(uint8_t uart_idx)
99 {
100 g_printf2_uart = uart_idx;
101 }
uart_put_char_2(char character)102 void uart_put_char_2(char character)
103 {
104 UART_SendData(getUartxViaIdx(g_printf2_uart), (unsigned char)character);
105 }
106 #endif