1 // SPDX-License-Identifier: GPL-2.0-only
56 	/* This covers non-smp usecase mandated by "nosmp" option */  in smp_prepare_cpus()
69 static unsigned int cpu_count = 1;
73 	unsigned long hart;  in acpi_parse_rintc()  local
82 	if (!(processor->flags & ACPI_MADT_ENABLED))  in acpi_parse_rintc()
86 		return -EINVAL;  in acpi_parse_rintc()
88 	acpi_table_print_madt_entry(&header->common);  in acpi_parse_rintc()
90 	hart = processor->hart_id;  in acpi_parse_rintc()
91 	if (hart == INVALID_HARTID) {  in acpi_parse_rintc()
96 	if (hart == cpuid_to_hartid_map(0)) {  in acpi_parse_rintc()
107 	cpuid_to_hartid_map(cpu_count) = hart;  in acpi_parse_rintc()
124 	unsigned long hart;  in of_parse_and_init_cpus()  local
126 	int cpuid = 1;  in of_parse_and_init_cpus()
130 		rc = riscv_early_of_processor_hartid(dn, &hart);  in of_parse_and_init_cpus()
134 		if (hart == cpuid_to_hartid_map(0)) {  in of_parse_and_init_cpus()
136 			found_boot_cpu = 1;  in of_parse_and_init_cpus()
142 				cpuid, hart);  in of_parse_and_init_cpus()
146 		cpuid_to_hartid_map(cpuid) = hart;  in of_parse_and_init_cpus()
169 	for (cpuid = 1; cpuid < nr_cpu_ids; cpuid++)  in setup_smp()
176 	if (cpu_ops->cpu_start)  in start_secondary_cpu()
177 		return cpu_ops->cpu_start(cpu, tidle);  in start_secondary_cpu()
179 	return -EOPNOTSUPP;  in start_secondary_cpu()
185 	tidle->thread_info.cpu = cpu;  in __cpu_up()
194 			ret = -EIO;  in __cpu_up()
217 		 * Return as early as possible so the hart with a mismatching  in smp_callin()
226 	current->active_mm = mm;  in smp_callin()