2  * Secondary cpu support
37 	printf("failed to stop cpu %d\n", cpu_id);  in stop_self()
41 void main_secondary(struct cpu *cpu);
42 void main_secondary(struct cpu *cpu)  in main_secondary()  argument
44 	mtspr(SPR_SPRG0, (unsigned long)cpu);  in main_secondary()
45 	__current_cpu = cpu;  in main_secondary()
53 	cpu->entry(cpu->server_no);  in main_secondary()
58 	stop_self(cpu->server_no);  in main_secondary()
167 			printf("OPAL_QUERY_CPU_STATUS failed for cpu %d\n", cpu_id);  in cpu_is_running()
175 		ret = rtas_token("query-cpu-stopped-state", &query_token);  in cpu_is_running()
177 			printf("rtas token query-cpu-stopped-state failed\n");  in cpu_is_running()
183 			printf("query-cpu-stopped-state failed for cpu %d\n", cpu_id);  in cpu_is_running()
186 		if (outputs[0]) /* cpu not in stopped state */  in cpu_is_running()
194  * Returns:	<0 on failure to start stopped cpu
196  *		>0 on cpu not in stopped state
200 	struct cpu *cpu;  in start_thread()  local
209 		/* Boot CPU already started */  in start_thread()
216 			printf("Unable to start running CPU:%d\n", cpu_id);  in start_thread()
221 	cpu = &cpus[nr_started];  in start_thread()
224 	cpu_init(cpu, cpu_id);  in start_thread()
225 	cpu->entry = entry;  in start_thread()
229 			printf("failed to start cpu %d\n", cpu_id);  in start_thread()
236 		ret = rtas_token("start-cpu", &start_token);  in start_thread()
241 			printf("failed to start cpu %d\n", cpu_id);  in start_thread()
311  * Returns:	<0 on failure to start stopped cpu
313  *		>0 on cpu not in stopped state
327 			printf("Timeout waiting to stop CPU:%d\n", cpu_id);  in wait_thread()