126 lines
2.1 KiB
C
126 lines
2.1 KiB
C
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#include "board.h"
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#include "lock_resource.h"
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// PG3 KEY
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// PE6,PH9,PE1,PH8 拨码
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// 输入脚
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#define GPIO_Initer() {.Mode=GPIO_MODE_INPUT,\
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.Pull=GPIO_PULLUP \
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}
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typedef struct{
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const char *name;
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void (*gpio_clock_fun)(void);
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GPIO_TypeDef *gpio_base;
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uint16_t gpio_pin;
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}gpioin_dtb;
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static void rcc_gpioe_enable(void)
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{
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__HAL_RCC_GPIOE_CLK_ENABLE();
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}
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static void rcc_gpioh_enable(void)
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{
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__HAL_RCC_GPIOH_CLK_ENABLE();
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}
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static void rcc_gpiog_enable(void)
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{
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__HAL_RCC_GPIOG_CLK_ENABLE();
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}
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static const gpioin_dtb g_dtb[]={
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{
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.name="gpioin1",
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.gpio_clock_fun=rcc_gpioe_enable,
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.gpio_base=GPIOE,
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.gpio_pin=GPIO_PIN_6,
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},
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{
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.name="gpioin2",
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.gpio_clock_fun=rcc_gpioh_enable,
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.gpio_base=GPIOH,
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.gpio_pin=GPIO_PIN_9,
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},
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{
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.name="gpioin3",
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.gpio_clock_fun=rcc_gpioe_enable,
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.gpio_base=GPIOE,
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.gpio_pin=GPIO_PIN_1,
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},
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{
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.name="gpioin4",
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.gpio_clock_fun=rcc_gpioh_enable,
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.gpio_base=GPIOH,
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.gpio_pin=GPIO_PIN_8,
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},
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{
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.name="key",
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.gpio_clock_fun=rcc_gpiog_enable,
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.gpio_base=GPIOG,
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.gpio_pin=GPIO_PIN_3,
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},
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};
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typedef struct{
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const gpioin_dtb *dtb;
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}self_data;
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static self_data g_self[LENGTH(g_dtb)];
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def_find_fun(gpioin_dtb,g_dtb)
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static int init(gpioin_def *g)
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{
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param_check(g);
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if(g->private_data) return 0;
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GPIO_InitTypeDef init=GPIO_Initer();
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int index;
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const gpioin_dtb *dtb=find(g->name,&index);
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self_data *self=&g_self[index];
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self->dtb=dtb;
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g->private_data=self;
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dtb->gpio_clock_fun();
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init.Pin = 1<<dtb->gpio_pin;
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HAL_GPIO_Init(dtb->gpio_base, &init);
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return 0;
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}
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static int deinit(gpioin_def *g)
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{
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return 0;
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}
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static int state(gpioin_def *g)
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{
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param_check(g);
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param_check(g->private_data);
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self_data *self=g->private_data;
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return HAL_GPIO_ReadPin(self->dtb->gpio_base,self->dtb->gpio_pin)==GPIO_PIN_RESET?0:1;
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}
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gpioin_init_export(gpioin1,init,deinit,state,0)
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gpioin_init_export(gpioin2,init,deinit,state,0)
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gpioin_init_export(gpioin3,init,deinit,state,0)
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gpioin_init_export(gpioin4,init,deinit,state,0)
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gpioin_init_export(key,init,deinit,state,0)
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