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Use deep sleep API for example-fsm-55.

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This commit is contained in:
NIIBE Yutaka
2017-11-15 17:09:47 +09:00
parent 941a8f6fbd
commit 7257f30636
1 changed files with 1 additions and 51 deletions
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52
example-fsm-55/hh.c
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@@ -355,8 +355,6 @@ text_display (uint8_t kind)
} }
static void setup_scr_sleepdeep (void);
int int
main (int argc, const char *argv[]) main (int argc, const char *argv[])
{ {
@@ -366,7 +364,7 @@ main (int argc, const char *argv[])
(void)argc; (void)argc;
(void)argv; (void)argv;
chopstx_conf_idle (1); chopstx_conf_idle (4);
chopstx_mutex_init (&mtx); chopstx_mutex_init (&mtx);
chopstx_cond_init (&cnd0); chopstx_cond_init (&cnd0);
@@ -408,56 +406,8 @@ main (int argc, const char *argv[])
chopstx_join (button_thd, NULL); chopstx_join (button_thd, NULL);
chopstx_join (led_thd, NULL); chopstx_join (led_thd, NULL);
setup_scr_sleepdeep ();
for (;;) for (;;)
asm volatile ("wfi" : : : "memory"); asm volatile ("wfi" : : : "memory");
return 0; return 0;
} }
struct SCB
{
volatile uint32_t CPUID;
volatile uint32_t ICSR;
volatile uint32_t VTOR;
volatile uint32_t AIRCR;
volatile uint32_t SCR;
volatile uint32_t CCR;
volatile uint8_t SHP[12];
volatile uint32_t SHCSR;
volatile uint32_t CFSR;
volatile uint32_t HFSR;
volatile uint32_t DFSR;
volatile uint32_t MMFAR;
volatile uint32_t BFAR;
volatile uint32_t AFSR;
volatile uint32_t PFR[2];
volatile uint32_t DFR;
volatile uint32_t ADR;
volatile uint32_t MMFR[4];
volatile uint32_t ISAR[5];
};
#define SCS_BASE (0xE000E000)
#define SCB_BASE (SCS_BASE + 0x0D00)
static struct SCB *const SCB = ((struct SCB *)SCB_BASE);
#define SCB_SCR_SLEEPDEEP (1 << 2)
struct PWR
{
volatile uint32_t CR;
volatile uint32_t CSR;
};
#define PWR_CR_PDDS 0x0002
#define PWR_CR_CWUF 0x0004
#define PWR_BASE (APBPERIPH_BASE + 0x00007000)
#define PWR ((struct PWR *) PWR_BASE)
static void setup_scr_sleepdeep (void)
{
PWR->CR |= PWR_CR_CWUF;
PWR->CR |= PWR_CR_PDDS;
SCB->SCR |= SCB_SCR_SLEEPDEEP;
}