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39 lines
865 B
C
39 lines
865 B
C
/* SPDX-License-Identifier: MIT */
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#ifndef __SMP_H__
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#define __SMP_H__
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#include "types.h"
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#include "utils.h"
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#define MAX_CPUS 8
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#define SECONDARY_STACK_SIZE 0x10000
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extern u8 secondary_stacks[MAX_CPUS][SECONDARY_STACK_SIZE];
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void smp_secondary_entry(void);
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void smp_start_secondaries(void);
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#define smp_call0(i, f) smp_call(i, f, 0, 0, 0, 0)
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#define smp_call1(i, f, a) smp_call(i, f, a, 0, 0, 0)
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#define smp_call2(i, f, a, b) smp_call(i, f, a, b, 0, 0)
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#define smp_call3(i, f, a, b, c) smp_call(i, f, a, b, c, 0)
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void smp_call4(int cpu, void *func, u64 arg0, u64 arg1, u64 arg2, u64 arg3);
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u64 smp_wait(int cpu);
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bool smp_is_alive(int cpu);
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int smp_get_mpidr(int cpu);
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u64 smp_get_release_addr(int cpu);
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static inline int smp_id(void)
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{
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if (in_el2())
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return mrs(TPIDR_EL2);
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else
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return mrs(TPIDR_EL1);
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}
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#endif
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