Commit:     9f271d576a79f74a543c4099a014d8d4eafa737d
Parent:     81afe893181b283f9d182ea8637ce6ccdbe1a56a
Author:     Zhang, Yanmin <[EMAIL PROTECTED]>
AuthorDate: Fri Feb 9 11:29:51 2007 +0800
Committer:  Jeff Garzik <[EMAIL PROTECTED]>
CommitDate: Thu Feb 15 18:04:53 2007 -0500

    ATA convert GSI to irq on ia64
    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 <[EMAIL PROTECTED]>
    Signed-off-by: Jeff Garzik <[EMAIL PROTECTED]>
 arch/ia64/Kconfig                 |    1 +
 include/asm-ia64/libata-portmap.h |   12 ++++++++++++
 2 files changed, 13 insertions(+), 0 deletions(-)

diff --git a/arch/ia64/Kconfig b/arch/ia64/Kconfig
index db185f3..d51f0f1 100644
--- a/arch/ia64/Kconfig
+++ b/arch/ia64/Kconfig
@@ -22,6 +22,7 @@ config IA64
 config 64BIT
+       select ATA_NONSTANDARD if ATA
        default y
 config ZONE_DMA
diff --git a/include/asm-ia64/libata-portmap.h 
new file mode 100644
index 0000000..0e00c9a
--- /dev/null
+++ b/include/asm-ia64/libata-portmap.h
@@ -0,0 +1,12 @@
+#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)
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