Exemplo n.º 1
0
void __cpuinit platform_secondary_init(unsigned int cpu)
{
	local_irq_disable();

	/* Clone setup for peripheral interrupt sources from CoreA. */
	bfin_write_SICB_IMASK0(bfin_read_SICA_IMASK0());
	bfin_write_SICB_IMASK1(bfin_read_SICA_IMASK1());
	SSYNC();

	/* Clone setup for IARs from CoreA. */
	bfin_write_SICB_IAR0(bfin_read_SICA_IAR0());
	bfin_write_SICB_IAR1(bfin_read_SICA_IAR1());
	bfin_write_SICB_IAR2(bfin_read_SICA_IAR2());
	bfin_write_SICB_IAR3(bfin_read_SICA_IAR3());
	bfin_write_SICB_IAR4(bfin_read_SICA_IAR4());
	bfin_write_SICB_IAR5(bfin_read_SICA_IAR5());
	bfin_write_SICB_IAR6(bfin_read_SICA_IAR6());
	bfin_write_SICB_IAR7(bfin_read_SICA_IAR7());
	SSYNC();

	local_irq_enable();

	/* Calibrate loops per jiffy value. */
	calibrate_delay();

	/* Store CPU-private information to the cpu_data array. */
	bfin_setup_cpudata(cpu);

	/* We are done with local CPU inits, unblock the boot CPU. */
	cpu_set(cpu, cpu_callin_map);
	spin_lock(&boot_lock);
	spin_unlock(&boot_lock);
}
Exemplo n.º 2
0
void platform_secondary_init(unsigned int cpu)
{
	/* Clone setup for peripheral interrupt sources from CoreA. */
	bfin_write_SICB_IMASK0(bfin_read_SIC_IMASK0());
	bfin_write_SICB_IMASK1(bfin_read_SIC_IMASK1());
	SSYNC();

	/* Clone setup for IARs from CoreA. */
	bfin_write_SICB_IAR0(bfin_read_SIC_IAR0());
	bfin_write_SICB_IAR1(bfin_read_SIC_IAR1());
	bfin_write_SICB_IAR2(bfin_read_SIC_IAR2());
	bfin_write_SICB_IAR3(bfin_read_SIC_IAR3());
	bfin_write_SICB_IAR4(bfin_read_SIC_IAR4());
	bfin_write_SICB_IAR5(bfin_read_SIC_IAR5());
	bfin_write_SICB_IAR6(bfin_read_SIC_IAR6());
	bfin_write_SICB_IAR7(bfin_read_SIC_IAR7());
	bfin_write_SICB_IWR0(IWR_DISABLE_ALL);
	bfin_write_SICB_IWR1(IWR_DISABLE_ALL);
	SSYNC();

	/* We are done with local CPU inits, unblock the boot CPU. */
	set_cpu_online(cpu, true);
	spin_lock(&boot_lock);
	spin_unlock(&boot_lock);
}