1 /*
2 * Copyright (c) 2023-2024 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 /* Configure the USB pins*/
55 board_init_usb_pins();
56
57 /* Initialize the UART driver first, because later driver initialization may require the rt_kprintf */
58 rt_hw_uart_init();
59
60 /* Set console device */
61 rt_console_set_device(RT_CONSOLE_DEVICE_NAME);
62 }
63
app_init_led_pins(void)64 void app_init_led_pins(void)
65 {
66 gpio_set_pin_output(BOARD_LED_GPIO_CTRL, BOARD_LED_GPIO_INDEX, BOARD_LED_GPIO_PIN);
67 gpio_write_pin(BOARD_LED_GPIO_CTRL, BOARD_LED_GPIO_INDEX, BOARD_LED_GPIO_PIN, BOARD_LED_OFF_LEVEL);
68 }
69
app_led_write(uint32_t index,bool state)70 void app_led_write(uint32_t index, bool state)
71 {
72 gpio_write_pin(BOARD_LED_GPIO_CTRL, BOARD_LED_GPIO_INDEX, BOARD_LED_GPIO_PIN, state);
73 }
74
BOARD_LED_write(uint32_t index,bool state)75 void BOARD_LED_write(uint32_t index, bool state)
76 {
77 switch (index)
78 {
79 case 0:
80 gpio_write_pin(BOARD_LED_GPIO_CTRL, BOARD_LED_GPIO_INDEX, BOARD_LED_GPIO_PIN, state);
81 break;
82 default:
83 /* Suppress the toolchain warnings */
84 break;
85 }
86 }
87
rt_hw_console_output(const char * str)88 void rt_hw_console_output(const char *str)
89 {
90 while (*str != '\0')
91 {
92 uart_send_byte(BOARD_APP_UART_BASE, *str++);
93 }
94 }
95
app_init_usb_pins(void)96 void app_init_usb_pins(void)
97 {
98 board_init_usb_pins();
99 }
100
mchtmr_isr(void)101 ATTR_PLACE_AT(".isr_vector") void mchtmr_isr(void)
102 {
103 HPM_MCHTMR->MTIMECMP = HPM_MCHTMR->MTIME + BOARD_MCHTMR_FREQ_IN_HZ / RT_TICK_PER_SECOND;
104
105 rt_tick_increase();
106 }
107
rt_hw_cpu_reset(void)108 void rt_hw_cpu_reset(void)
109 {
110 HPM_PPOR->RESET_ENABLE = (1UL << 31);
111
112 HPM_PPOR->SOFTWARE_RESET = 1000U;
113 while(1) {
114
115 }
116 }
117
118 MSH_CMD_EXPORT_ALIAS(rt_hw_cpu_reset, reset, reset the board);
119
120 #ifdef RT_USING_CACHE
rt_hw_cpu_dcache_ops(int ops,void * addr,int size)121 void rt_hw_cpu_dcache_ops(int ops, void *addr, int size)
122 {
123 if (ops == RT_HW_CACHE_FLUSH) {
124 l1c_dc_flush((uint32_t)addr, size);
125 } else {
126 l1c_dc_invalidate((uint32_t)addr, size);
127 }
128 }
129 #endif
130