1 /*
2 * Copyright (c) 2021-2023 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_mchtmr_drv.h"
12 #include "hpm_pmp_drv.h"
13 #include "assert.h"
14 #include "hpm_clock_drv.h"
15 #include "hpm_sysctl_drv.h"
16 #include <rthw.h>
17 #include <rtthread.h>
18 #include "hpm_dma_mgr.h"
19 #include "hpm_mchtmr_drv.h"
20
21 extern int rt_hw_uart_init(void);
22 void os_tick_config(void);
23 void rtt_board_init(void);
24
rt_hw_board_init(void)25 void rt_hw_board_init(void)
26 {
27 rtt_board_init();
28
29 /* Call the RT-Thread Component Board Initialization */
30 rt_components_board_init();
31 }
32
os_tick_config(void)33 void os_tick_config(void)
34 {
35 sysctl_config_clock(HPM_SYSCTL, clock_node_mchtmr0, clock_source_osc0_clk0, 1);
36 sysctl_add_resource_to_cpu0(HPM_SYSCTL, sysctl_resource_mchtmr0);
37 mchtmr_set_compare_value(HPM_MCHTMR, BOARD_MCHTMR_FREQ_IN_HZ / RT_TICK_PER_SECOND);
38 enable_mchtmr_irq();
39 }
40
rtt_board_init(void)41 void rtt_board_init(void)
42 {
43 board_init_clock();
44 board_init_console();
45 board_init_pmp();
46
47 dma_mgr_init();
48
49 /* initialize memory system */
50 rt_system_heap_init(RT_HW_HEAP_BEGIN, RT_HW_HEAP_END);
51
52 /* Configure the OS Tick */
53 os_tick_config();
54
55 /* Initialize the UART driver first, because later driver initialization may require the rt_kprintf */
56 rt_hw_uart_init();
57
58 /* Set console device */
59 rt_console_set_device(RT_CONSOLE_DEVICE_NAME);
60 }
61
app_init_led_pins(void)62 void app_init_led_pins(void)
63 {
64 gpio_set_pin_output(APP_LED0_GPIO_CTRL, APP_LED0_GPIO_INDEX, APP_LED0_GPIO_PIN);
65 gpio_set_pin_output(APP_LED1_GPIO_CTRL, APP_LED1_GPIO_INDEX, APP_LED1_GPIO_PIN);
66 gpio_set_pin_output(APP_LED2_GPIO_CTRL, APP_LED2_GPIO_INDEX, APP_LED2_GPIO_PIN);
67
68 gpio_write_pin(APP_LED0_GPIO_CTRL, APP_LED0_GPIO_INDEX, APP_LED0_GPIO_PIN, APP_LED_OFF);
69 gpio_write_pin(APP_LED1_GPIO_CTRL, APP_LED1_GPIO_INDEX, APP_LED1_GPIO_PIN, APP_LED_OFF);
70 gpio_write_pin(APP_LED2_GPIO_CTRL, APP_LED2_GPIO_INDEX, APP_LED2_GPIO_PIN, APP_LED_OFF);
71 }
72
app_led_write(uint32_t index,bool state)73 void app_led_write(uint32_t index, bool state)
74 {
75 switch (index)
76 {
77 case 0:
78 gpio_write_pin(APP_LED0_GPIO_CTRL, APP_LED0_GPIO_INDEX, APP_LED0_GPIO_PIN, state);
79 break;
80 case 1:
81 gpio_write_pin(APP_LED1_GPIO_CTRL, APP_LED1_GPIO_INDEX, APP_LED1_GPIO_PIN, state);
82 break;
83 case 2:
84 gpio_write_pin(APP_LED2_GPIO_CTRL, APP_LED2_GPIO_INDEX, APP_LED2_GPIO_PIN, state);
85 break;
86 default:
87 /* Suppress the toolchain warnings */
88 break;
89 }
90 }
91
rt_hw_console_output(const char * str)92 void rt_hw_console_output(const char *str)
93 {
94 while (*str != '\0')
95 {
96 uart_send_byte(BOARD_APP_UART_BASE, *str++);
97 }
98 }
99
app_init_usb_pins(void)100 void app_init_usb_pins(void)
101 {
102 board_init_usb_pins();
103 }
104
mchtmr_isr(void)105 ATTR_PLACE_AT(".isr_vector") void mchtmr_isr(void)
106 {
107 HPM_MCHTMR->MTIMECMP = HPM_MCHTMR->MTIME + BOARD_MCHTMR_FREQ_IN_HZ / RT_TICK_PER_SECOND;
108
109 rt_tick_increase();
110 }
111
rt_hw_cpu_reset(void)112 void rt_hw_cpu_reset(void)
113 {
114 HPM_PPOR->RESET_ENABLE = (1UL << 31);
115 HPM_PPOR->SOFTWARE_RESET = 1000U;
116 while(1) {
117
118 }
119 }
120
121 MSH_CMD_EXPORT_ALIAS(rt_hw_cpu_reset, reset, reset the board);
122
123 #ifdef RT_USING_CACHE
rt_hw_cpu_dcache_ops(int ops,void * addr,int size)124 void rt_hw_cpu_dcache_ops(int ops, void *addr, int size)
125 {
126 if (ops == RT_HW_CACHE_FLUSH) {
127 l1c_dc_flush((uint32_t)addr, size);
128 } else {
129 l1c_dc_invalidate((uint32_t)addr, size);
130 }
131 }
132 #endif
133