ATA convert GSI to irq on ia64 (9f271d57) · Commits · 戴 / test

If an ATA drive uses legacy mode, ata driver will choose 14 and 15 as the fixed irq number. On ia64 platform, such numbers are GSI and should be converted to irq vector. Below patch against kernel 2.6.20 fixes it. Signed-off-by:

Zhang Yanmin <yanmin.zhang@intel.com> Signed-off-by:

Jeff Garzik <jeff@garzik.org>

arch/ia64/Kconfig

+1 −0

Original line number	Diff line number	Diff line
		@@ -22,6 +22,7 @@ config IA64

		config 64BIT
		bool
		select ATA_NONSTANDARD if ATA
		default y

		config ZONE_DMA

include/asm-ia64/libata-portmap.h

0 → 100644

+12 −0

Original line number	Diff line number	Diff line
		#ifndef __ASM_IA64_LIBATA_PORTMAP_H
		#define __ASM_IA64_LIBATA_PORTMAP_H

		#define ATA_PRIMARY_CMD 0x1F0
		#define ATA_PRIMARY_CTL 0x3F6
		#define ATA_PRIMARY_IRQ(dev) isa_irq_to_vector(14)

		#define ATA_SECONDARY_CMD 0x170
		#define ATA_SECONDARY_CTL 0x376
		#define ATA_SECONDARY_IRQ(dev) isa_irq_to_vector(15)

		#endif

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