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Commit 2fdbb590 authored by Jack Steiner's avatar Jack Steiner Committed by Tony Luck
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[IA64-SGI] - New SN hardware support - boot_init_shub2 



Update the addresses of the pio_write_status_addr so that
they are correct for newer processors. Shub2 did not number
the threads in the order that I had expected.

Signed-off-by: default avatarJack Steiner <steiner@sgi.com>
Signed-off-by: default avatarTony Luck <tony.luck@intel.com>
parent 0aa2c72e

arch/ia64/sn/kernel/setup.c

+2 −2
Original line number Diff line number Diff line
@@ -532,8 +532,8 @@ void __init sn_cpu_init(void) 
	 */

	{

		u64 pio1[] = {SH1_PIO_WRITE_STATUS_0, 0, SH1_PIO_WRITE_STATUS_1, 0};

		u64 pio2[] = {SH2_PIO_WRITE_STATUS_0, SH2_PIO_WRITE_STATUS_1,

			SH2_PIO_WRITE_STATUS_2, SH2_PIO_WRITE_STATUS_3};

		u64 pio2[] = {SH2_PIO_WRITE_STATUS_0, SH2_PIO_WRITE_STATUS_2,

			SH2_PIO_WRITE_STATUS_1, SH2_PIO_WRITE_STATUS_3};

		u64 *pio;

		pio = is_shub1() ? pio1 : pio2;

		pda->pio_write_status_addr = (volatile unsigned long *) LOCAL_MMR_ADDR(pio[slice]);