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[Qemu-devel] [PATCH v4 3/3] pc-1.6: add compatibility for hpet intcap on
From: |
Liu Ping Fan |
Subject: |
[Qemu-devel] [PATCH v4 3/3] pc-1.6: add compatibility for hpet intcap on pc-*-1.6 |
Date: |
Mon, 2 Sep 2013 15:06:11 +0800 |
For guest bug compat, we limit hpet's interrupt compatibility on
ioapic's IRQ2 for pc-*-1.6. As to pc-*-1.7 and newer, IRQ2, IRQ8,
and IRQ16~23 are allowed.
Signed-off-by: Liu Ping Fan <address@hidden>
---
hw/timer/hpet.c | 6 +-----
include/hw/i386/pc.h | 4 ++++
2 files changed, 5 insertions(+), 5 deletions(-)
diff --git a/hw/timer/hpet.c b/hw/timer/hpet.c
index 888be66..b6e8c12 100644
--- a/hw/timer/hpet.c
+++ b/hw/timer/hpet.c
@@ -43,11 +43,7 @@
#define HPET_MSI_SUPPORT 0
-/* For bug compat, using only IRQ2. Soon it will be fixed as
- * 0xff0104ULL, i.e using IRQ16~23, IRQ8 and IRQ2 after
- * introducing pc-1.6 compat.
- */
-#define HPET_TN_INT_CAP_DEFAULT 0x4ULL
+#define HPET_TN_INT_CAP_DEFAULT 0xff0104ULL
#define TYPE_HPET "hpet"
#define HPET(obj) OBJECT_CHECK(HPETState, (obj), TYPE_HPET)
diff --git a/include/hw/i386/pc.h b/include/hw/i386/pc.h
index 894c124..ef481bc 100644
--- a/include/hw/i386/pc.h
+++ b/include/hw/i386/pc.h
@@ -219,6 +219,10 @@ int e820_add_entry(uint64_t, uint64_t, uint32_t);
.driver = "e1000",\
.property = "mitigation",\
.value = "off",\
+ },{\
+ .driver = "hpet",\
+ .property = "intcap",\
+ .value = stringify(4),\
}
#define PC_COMPAT_1_5 \
--
1.8.1.4