huxi
39 lines
739 B
C
39 lines
739 B
C
#include "includes.h"
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#include "ipc_spin_lock.h"
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void ipc_spin_lock_init()
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{
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for (u8 i = 0; i < 16; i++) {
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P11_RESLOCK->LOCK[i] = 0;
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}
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}
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volatile u16 ipc_debug_bit;
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AT(.ipc_spin_lock.text.cache.L1)
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__attribute__((noinline))
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void ipc_spin_lock(enum ipc_spin_lock_event event)//0~15
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{
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ASSERT(event <= 15);
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if (cpu_in_irq()) {
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ipc_debug_bit |= BIT(event);
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} else {
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if (ipc_debug_bit & BIT(event)) {
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ASSERT(cpu_irq_disable(), "%x\n", event);
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}
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}
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while (P11_RESLOCK->LOCK[event]);
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}
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AT(.ipc_spin_lock.text.cache.L1)
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__attribute__((noinline))
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void ipc_spin_unlock(enum ipc_spin_lock_event event)//0~15
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{
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ASSERT(event <= 15);
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P11_RESLOCK->LOCK[event] = 0;
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}
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