S3C2440支持60个中断源，含子中断源； 2、ARM9采用五级流水线方式； 3、支持外部中断和内部...
1090 的arch_timer_register 在1138 处使用 cpu hotplug 模块函数,注册 CPUHP_AP_ARM_ARCH_TIMER_STARTING 回调 arch_timer_starting_cpu 和 arch_timer_dying_cpu 10891090staticint__init arch_timer_register(void)1091{1137/*Register and immediately configure the timer on the boot CPU*/1138err =cpuhp_...
arch_counter_enforce_ordering(cnt); return cnt; } #undef arch_counter_enforce_ordering static inline int arch_timer_arch_init(void) { return 0; 15 changes: 11 additions & 4 deletions 15 arch/arm64/kernel/vdso/gettimeofday.S Original file line numberDiff line numberDiff line change @@ -...
static bool evtstrm_enable __ro_after_init = IS_ENABLED(CONFIG_ARM_ARCH_TIMER_EVTSTREAM);static int __init early_evtstrm_cfg(char *buf) { return strtobool(buf, &evtstrm_enable); } early_param("clocksource.arm_arch_timer.evtstrm", early_evtstrm_cfg);/...
(2)内存映射的timer模块(必须),控制system timer; (3)内存映射的timers(可选) 2.3 System Counter 3. AArch64 generic timer 3.1Physical counter(包含system connter的count值) 3.2多个定时器 4. 参考文档 [1] DDI0487A_k_armv8_arm_iss10775.pdf...
ARMV8 datasheet学习笔记4:AArch64系统级体系结构之Generic timer 2017-05-13 09:52 −... jasonactions 0 4146 Spring Boot笔记(六) springboot 集成 timer 定时任务 2019-12-03 20:59 −个人博客网:https://wushaopei.github.io/ (你想要这里多有) 1、创建具体要执行的任务类: package com.example...
{standard input}:113: Error: selected processor does not support requested special purpose register -- `mrs r3,cntfrq_el0'make[1]: *** [arch/arm/cpu/armv8/generic_timer.o] Error 1make: *** [arch/arm/cpu/armv8] Error 2 Do anybody meet this problem?
*/ static void omap_dm_timer_write_reg(struct omap_dm_timer *timer, u32 reg, u32 value) { WARN_ON((reg & 0xff) < _OMAP_TIMER_WAKEUP_EN_OFFSET); __omap_dm_timer_write(timer, reg, value, timer->posted); } static void omap_timer_restore_context(struct omap_dm_timer *timer) ...
6 changes: 5 additions & 1 deletion 6 drivers/clocksource/arm_arch_timer.c Original file line numberDiff line numberDiff line change @@ -455,7 +455,11 @@ void arch_timer_enable_workaround(const struct arch_timer_erratum_workaround *wa per_cpu(timer_unstable_counter_workaround, i) = ...
arm_timer_set_ctrl(ctrl); #if defined(CONFIG_ARCH_TRUSTZONE_SECURE) up_enable_irq(GIC_IRQ_STM); #else up_enable_irq(GIC_IRQ_PTM); #endiflower->init[this_cpu()] = true; }lower->running = this_cpu();count = sec_to_count(ts->tv_sec, arm_timer_get_freq()) + ...