1 /*
2 * Copyright (c) 2021-2024 HPMicro
3 * SPDX-License-Identifier: BSD-3-Clause
4 *
5 */
6
7 #include "board.h"
8 #include "rtt_board.h"
9 #include "hpm_uart_drv.h"
10 #include "hpm_gpio_drv.h"
11 #include "hpm_pmp_drv.h"
12 #include "assert.h"
13 #include "hpm_clock_drv.h"
14 #include "hpm_sysctl_drv.h"
15 #include <rthw.h>
16 #include <rtthread.h>
17 #include "hpm_dma_mgr.h"
18 #include "hpm_mchtmr_drv.h"
19
20 extern int rt_hw_uart_init(void);
21 void os_tick_config(void);
22 void rtt_board_init(void);
23
rt_hw_board_init(void)24 void rt_hw_board_init(void)
25 {
26 rtt_board_init();
27
28 /* Call the RT-Thread Component Board Initialization */
29 rt_components_board_init();
30 }
31
os_tick_config(void)32 void os_tick_config(void)
33 {
34 sysctl_config_clock(HPM_SYSCTL, clock_node_mchtmr0, clock_source_osc0_clk0, 1);
35 sysctl_add_resource_to_cpu0(HPM_SYSCTL, sysctl_resource_mchtmr0);
36 mchtmr_set_compare_value(HPM_MCHTMR, BOARD_MCHTMR_FREQ_IN_HZ / RT_TICK_PER_SECOND);
37 enable_mchtmr_irq();
38 }
39
rtt_board_init(void)40 void rtt_board_init(void)
41 {
42 board_init_clock();
43 board_init_console();
44 board_init_pmp();
45
46 dma_mgr_init();
47
48 /* initialize memory system */
49 rt_system_heap_init(RT_HW_HEAP_BEGIN, RT_HW_HEAP_END);
50
51 /* Configure the OS Tick */
52 os_tick_config();
53
54 /* Initialize the UART driver first, because later driver initialization may require the rt_kprintf */
55 rt_hw_uart_init();
56
57 /* Set console device */
58 rt_console_set_device(RT_CONSOLE_DEVICE_NAME);
59 }
60
app_init_led_pins(void)61 void app_init_led_pins(void)
62 {
63 gpio_set_pin_output(APP_LED0_GPIO_CTRL, APP_LED0_GPIO_INDEX, APP_LED0_GPIO_PIN);
64 gpio_set_pin_output(APP_LED1_GPIO_CTRL, APP_LED1_GPIO_INDEX, APP_LED1_GPIO_PIN);
65 gpio_set_pin_output(APP_LED2_GPIO_CTRL, APP_LED2_GPIO_INDEX, APP_LED2_GPIO_PIN);
66
67 gpio_write_pin(APP_LED0_GPIO_CTRL, APP_LED0_GPIO_INDEX, APP_LED0_GPIO_PIN, APP_LED_OFF);
68 gpio_write_pin(APP_LED1_GPIO_CTRL, APP_LED1_GPIO_INDEX, APP_LED1_GPIO_PIN, APP_LED_OFF);
69 gpio_write_pin(APP_LED2_GPIO_CTRL, APP_LED2_GPIO_INDEX, APP_LED2_GPIO_PIN, APP_LED_OFF);
70 }
71
app_led_write(uint32_t index,bool state)72 void app_led_write(uint32_t index, bool state)
73 {
74 switch (index)
75 {
76 case 0:
77 gpio_write_pin(APP_LED0_GPIO_CTRL, APP_LED0_GPIO_INDEX, APP_LED0_GPIO_PIN, state);
78 break;
79 case 1:
80 gpio_write_pin(APP_LED1_GPIO_CTRL, APP_LED1_GPIO_INDEX, APP_LED1_GPIO_PIN, state);
81 break;
82 case 2:
83 gpio_write_pin(APP_LED2_GPIO_CTRL, APP_LED2_GPIO_INDEX, APP_LED2_GPIO_PIN, state);
84 break;
85 default:
86 /* Suppress the toolchain warnings */
87 break;
88 }
89 }
90
rt_hw_console_output(const char * str)91 void rt_hw_console_output(const char *str)
92 {
93 while (*str != '\0')
94 {
95 uart_send_byte(BOARD_APP_UART_BASE, *str++);
96 }
97 }
98
app_init_usb_pins(void)99 void app_init_usb_pins(void)
100 {
101 board_init_usb_pins();
102 }
103
mchtmr_isr(void)104 ATTR_PLACE_AT(".isr_vector") void mchtmr_isr(void)
105 {
106 HPM_MCHTMR->MTIMECMP = HPM_MCHTMR->MTIME + BOARD_MCHTMR_FREQ_IN_HZ / RT_TICK_PER_SECOND;
107
108 rt_tick_increase();
109 }
110
rt_hw_cpu_reset(void)111 void rt_hw_cpu_reset(void)
112 {
113 HPM_PPOR->RESET_ENABLE = (1UL << 31);
114 HPM_PPOR->RESET_HOT &= ~(1UL << 31);
115 HPM_PPOR->RESET_COLD |= (1UL << 31);
116
117 HPM_PPOR->SOFTWARE_RESET = 1000U;
118 while(1) {
119
120 }
121 }
122
123 MSH_CMD_EXPORT_ALIAS(rt_hw_cpu_reset, reset, reset the board);
124
125 #ifdef RT_USING_CACHE
rt_hw_cpu_dcache_ops(int ops,void * addr,int size)126 void rt_hw_cpu_dcache_ops(int ops, void *addr, int size)
127 {
128 if (ops == RT_HW_CACHE_FLUSH) {
129 l1c_dc_flush((uint32_t)addr, size);
130 } else {
131 l1c_dc_invalidate((uint32_t)addr, size);
132 }
133 }
134 #endif
135