From 93bf62580a68533dc8252b9a2a055c02f34ecb67 Mon Sep 17 00:00:00 2001 From: Christian Cunningham Date: Thu, 24 Mar 2022 09:38:08 -0700 Subject: Modularized --- src/sys/power.c | 39 --------------------------------------- 1 file changed, 39 deletions(-) delete mode 100644 src/sys/power.c (limited to 'src/sys/power.c') diff --git a/src/sys/power.c b/src/sys/power.c deleted file mode 100644 index c4f12a9..0000000 --- a/src/sys/power.c +++ /dev/null @@ -1,39 +0,0 @@ -#include -#include -#include - -//https://github.com/raspberrypi/linux/blob/aeaa2460db088fb2c97ae56dec6d7d0058c68294/drivers/watchdog/bcm2835_wdt.c -void wdt_start(void) -{ - store32(BCM2835_PERI_BASE + PM_WDOG, PM_PASSWORD | (SECS_TO_WDOG_TICS(100) & PM_WDOG_TIME_SET)); - unsigned long cur = load32(BCM2835_PERI_BASE + PM_RSTC); - store32(BCM2835_PERI_BASE + PM_RSTC, PM_PASSWORD | (cur & PM_RSTC_WRCFG_CLR) | PM_RSTC_WRCFG_FULL_RESET); -} - -void wdt_stop(void) -{ - store32(BCM2835_PERI_BASE + PM_RSTC, PM_PASSWORD | PM_RSTC_RESET); -} - -void __bcm2835_restart(unsigned char partition) -{ - unsigned long val, rsts; - rsts = (partition & 1) | ((partition & 0b10) << 1) | - ((partition & 0b100) << 2) | ((partition & 0b1000) << 3) | - ((partition & 0b10000) << 4) | ((partition & 0b100000) << 5); - val = load32(BCM2835_PERI_BASE + PM_RSTS); - val &= PM_RSTS_PARTITION_CLR; - val |= PM_PASSWORD | rsts; - store32(BCM2835_PERI_BASE + PM_RSTS, val); - store32(BCM2835_PERI_BASE + PM_WDOG, 10 | PM_PASSWORD); - val = load32(BCM2835_PERI_BASE + PM_RSTC); - val &= PM_RSTC_WRCFG_CLR; - val |= PM_PASSWORD | PM_RSTC_WRCFG_FULL_RESET; - store32(BCM2835_PERI_BASE + PM_RSTC, val); - delay(1); -} - -void bcm2835_power_off(void) -{ - __bcm2835_restart(63); // Partition 63 => Halt -} -- cgit v1.2.1