x86: Fix build when optimizations are disabled
When building without optimizations and with only one core the linker does not throw away arch_start_cpu and we get an undefined reference to x86_ap_start Signed-off-by: Flavio Ceolin <flavio.ceolin@intel.com>
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1 changed files with 8 additions and 0 deletions
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@ -141,6 +141,7 @@ struct x86_cpuboot x86_cpuboot[] = {
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void arch_start_cpu(int cpu_num, k_thread_stack_t *stack, int sz,
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arch_cpustart_t fn, void *arg)
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{
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#if CONFIG_MP_MAX_NUM_CPUS > 1
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uint8_t vector = ((unsigned long) x86_ap_start) >> 12;
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uint8_t apic_id;
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@ -166,6 +167,13 @@ void arch_start_cpu(int cpu_num, k_thread_stack_t *stack, int sz,
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while (x86_cpuboot[cpu_num].ready == 0) {
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}
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#else
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ARG_UNUSED(cpu_num);
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ARG_UNUSED(stack);
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ARG_UNUSED(sz);
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ARG_UNUSED(fn);
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ARG_UNUSED(arg);
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#endif
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}
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/* Per-CPU initialization, C domain. On the first CPU, z_x86_prep_c is the
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