Commit 39408c6a authored by Ralf Baechle's avatar Ralf Baechle
Browse files

Replace the complicated and broken attempt to clean interrupt by 


something simple - doesn't need to be fast, after all.

Signed-off-by: default avatarRalf Baechle <ralf@linux-mips.org>
parent ca8a597d

arch/mips/sgi-ip27/ip27-smp.c

+4 −16
Original line number Diff line number Diff line
@@ -127,29 +127,17 @@ void cpu_node_probe(void) 
	printk("Discovered %d cpus on %d nodes\n", highest + 1, num_online_nodes());

}



static void intr_clear_bits(nasid_t nasid, volatile hubreg_t *pend,

	int base_level)

static __init void intr_clear_all(nasid_t nasid)

{

	volatile hubreg_t bits;

	int i;



	/* Check pending interrupts */

	if ((bits = HUB_L(pend)) != 0)

		for (i = 0; i < N_INTPEND_BITS; i++)

			if (bits & (1 << i))

				LOCAL_HUB_CLR_INTR(base_level + i);

}



static void intr_clear_all(nasid_t nasid)

{

	REMOTE_HUB_S(nasid, PI_INT_MASK0_A, 0);

	REMOTE_HUB_S(nasid, PI_INT_MASK0_B, 0);

	REMOTE_HUB_S(nasid, PI_INT_MASK1_A, 0);

	REMOTE_HUB_S(nasid, PI_INT_MASK1_B, 0);

	intr_clear_bits(nasid, REMOTE_HUB_ADDR(nasid, PI_INT_PEND0),

	                INT_PEND0_BASELVL);

	intr_clear_bits(nasid, REMOTE_HUB_ADDR(nasid, PI_INT_PEND1),

	                INT_PEND1_BASELVL);



	for (i = 0; i < 128; i++)

		REMOTE_HUB_CLR_INTR(nasid, i);

}



void __init prom_prepare_cpus(unsigned int max_cpus)