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fix sync core bootup.

This commit is contained in:
土鲜 2024-07-09 15:30:26 +08:00
parent e3d3f4845a
commit b8031eaf51
1 changed files with 4 additions and 5 deletions
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9
Ubiquitous/XiZi_AIoT/softkernel/main.c
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@ -42,11 +42,12 @@ extern uintptr_t _binary_init_start[], _binary_default_fs_start[];
extern int sys_spawn(char* img_start, char* name, char** argv);
static struct TraceTag hardkernel_tag, softkernel_tag;
static volatile int core_init_done = 0;
static volatile int core_para_init = 0;
int main(void)
{
/* init tracer */
uint32_t cpu_id = cur_cpuid();
core_para_init |= (1 << cpu_id);
if (cpu_id == 0) {
/* init memory management first */
@ -70,7 +71,6 @@ int main(void)
spinlock_unlock(&whole_kernel_lock);
}
core_init_done |= (1 << cpu_id);
spinlock_lock(&whole_kernel_lock);
if (cpu_id == 0) {
/* init softkernel */
@ -81,9 +81,8 @@ int main(void)
for (int i = 1; i < NR_CPU; i++) {
// start secondary cpus
if (core_init_done & (1 << (i - 1)) != 0) {
cpu_start_secondary(i);
}
while ((core_para_init & (1 << (i - 1))) == 0);
cpu_start_secondary(i);
}
/* start first task */