Exemplo n.º 1
0
static unsigned core_vpe_count(unsigned core)
{
	unsigned cfg;

	if (!config_enabled(CONFIG_MIPS_MT_SMP) || !cpu_has_mipsmt)
		return 1;

	mips_cm_lock_other(core, 0);
	cfg = read_gcr_co_config() & CM_GCR_Cx_CONFIG_PVPE_MSK;
	mips_cm_unlock_other();
	return (cfg >> CM_GCR_Cx_CONFIG_PVPE_SHF) + 1;
}
static unsigned core_vpe_count(unsigned core)
{
	unsigned cfg;

	if (threads_disabled)
		return 1;

	if ((!IS_ENABLED(CONFIG_MIPS_MT_SMP) || !cpu_has_mipsmt)
		&& (!IS_ENABLED(CONFIG_CPU_MIPSR6) || !cpu_has_vp))
		return 1;

	mips_cm_lock_other(core, 0);
	cfg = read_gcr_co_config() & CM_GCR_Cx_CONFIG_PVPE_MSK;
	mips_cm_unlock_other();
	return (cfg >> CM_GCR_Cx_CONFIG_PVPE_SHF) + 1;
}