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fix port_systick_config bug

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This commit is contained in:
acezhao
2019-09-13 22:22:49 +08:00
parent af245f2e5b
commit ad72fb73d2
11 changed files with 83 additions and 1594 deletions
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1226
arch/risc-v/common/riscv_encoding.h
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File diff suppressed because it is too large Load Diff

19
arch/risc-v/common/tos_cpu.c
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@@ -7,9 +7,6 @@
#include <tos.h>
#include <riscv_encoding.h>
// soc code shoud not put here
#define __SYSTEM_CLOCK_108M_PLL_HXTAL (uint32_t)(108000000)
uint32_t SystemCoreClock = __SYSTEM_CLOCK_108M_PLL_HXTAL;
__KERNEL__ void cpu_systick_init(k_cycle_t cycle_per_tick)
{
@@ -20,7 +17,6 @@ __KERNEL__ void cpu_systick_init(k_cycle_t cycle_per_tick)
__KERNEL__ void cpu_init(void) {
k_cpu_cycle_per_tick = TOS_CFG_CPU_CLOCK / k_cpu_tick_per_second;
cpu_systick_init(k_cpu_cycle_per_tick);
//TODO
}
__API__ cpu_cpsr_t tos_cpu_cpsr_save(void)
@@ -122,27 +118,29 @@ __KERNEL__ k_stack_t *cpu_task_stk_init(void *entry,
void cpu_trap_entry(cpu_data_t cause, cpu_context_t *regs)
{
int ddd = cause;
while(1) {
ddd++;
// TODO
}
}
void SysTick_IRQHandler() {
//asm("csrs mip, %0"::"r"(MIP_MTIP));
port_systick_config(k_cpu_cycle_per_tick);
#if 1
if(tos_knl_is_running()) {
tos_knl_irq_enter();
tos_tick_handler();
tos_knl_irq_leave();
}
#endif
}
void cpu_irq_entry(cpu_data_t irq, cpu_context_t *regs)
{
#if 1
if(irq != 7) {
return;
}
SysTick_IRQHandler();
#else
void (*irq_handler)();
extern void (*handler_vector_table[])();
@@ -152,6 +150,7 @@ void cpu_irq_entry(cpu_data_t irq, cpu_context_t *regs)
}
(*irq_handler)();
#endif
}
__API__ uint32_t tos_cpu_clz(uint32_t val)