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[IA64-SGI] Shub2 provides an addition of 2 External Interrupt events.

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Signed-off-by: Colin Ngam <cngam@sgi.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>
This commit is contained in:
Colin Ngam 2005-04-25 13:06:28 -07:00 committed by Tony Luck
parent f1e2a1c8a1
commit be539c73b5
2 changed files with 19 additions and 13 deletions
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15
arch/ia64/sn/kernel/irq.c
View File

@ -82,20 +82,9 @@ static void sn_ack_irq(unsigned int irq)
nasid = get_nasid();
event_occurred =
HUB_L((uint64_t *) GLOBAL_MMR_ADDR(nasid, SH_EVENT_OCCURRED));
if (event_occurred & SH_EVENT_OCCURRED_UART_INT_MASK) {
mask |= (1 << SH_EVENT_OCCURRED_UART_INT_SHFT);
}
if (event_occurred & SH_EVENT_OCCURRED_IPI_INT_MASK) {
mask |= (1 << SH_EVENT_OCCURRED_IPI_INT_SHFT);
}
if (event_occurred & SH_EVENT_OCCURRED_II_INT0_MASK) {
mask |= (1 << SH_EVENT_OCCURRED_II_INT0_SHFT);
}
if (event_occurred & SH_EVENT_OCCURRED_II_INT1_MASK) {
mask |= (1 << SH_EVENT_OCCURRED_II_INT1_SHFT);
}
mask = event_occurred & SH_ALL_INT_MASK;
HUB_S((uint64_t *) GLOBAL_MMR_ADDR(nasid, SH_EVENT_OCCURRED_ALIAS),
mask);
mask);
__set_bit(irq, (volatile void *)pda->sn_in_service_ivecs);
move_irq(irq);

17
include/asm-ia64/sn/shub_mmr.h
View File

@ -129,6 +129,23 @@
#define SH_EVENT_OCCURRED_II_INT1_SHFT 30
#define SH_EVENT_OCCURRED_II_INT1_MASK 0x0000000040000000
/* SH2_EVENT_OCCURRED_EXTIO_INT2 */
/* Description: Pending SHUB 2 EXT IO INT2 */
#define SH2_EVENT_OCCURRED_EXTIO_INT2_SHFT 33
#define SH2_EVENT_OCCURRED_EXTIO_INT2_MASK 0x0000000200000000
/* SH2_EVENT_OCCURRED_EXTIO_INT3 */
/* Description: Pending SHUB 2 EXT IO INT3 */
#define SH2_EVENT_OCCURRED_EXTIO_INT3_SHFT 34
#define SH2_EVENT_OCCURRED_EXTIO_INT3_MASK 0x0000000400000000
#define SH_ALL_INT_MASK \
(SH_EVENT_OCCURRED_UART_INT_MASK | SH_EVENT_OCCURRED_IPI_INT_MASK | \
SH_EVENT_OCCURRED_II_INT0_MASK | SH_EVENT_OCCURRED_II_INT1_MASK | \
SH_EVENT_OCCURRED_II_INT1_MASK | SH2_EVENT_OCCURRED_EXTIO_INT2_MASK | \
SH2_EVENT_OCCURRED_EXTIO_INT3_MASK)
/* ==================================================================== */
/* LEDS */
/* ==================================================================== */