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authorYang Zhang <yang.z.zhang@intel.com>2015-08-28 09:58:54 +0800
committerYang Zhang <yang.z.zhang@intel.com>2015-09-01 12:44:00 +0800
commite44e3482bdb4d0ebde2d8b41830ac2cdb07948fb (patch)
tree66b09f592c55df2878107a468a91d21506104d3f /qemu/hw/i386/acpi-dsdt-hpet.dsl
parent9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00 (diff)
Add qemu 2.4.0
Change-Id: Ic99cbad4b61f8b127b7dc74d04576c0bcbaaf4f5 Signed-off-by: Yang Zhang <yang.z.zhang@intel.com>
Diffstat (limited to 'qemu/hw/i386/acpi-dsdt-hpet.dsl')
-rw-r--r--qemu/hw/i386/acpi-dsdt-hpet.dsl48
1 files changed, 48 insertions, 0 deletions
diff --git a/qemu/hw/i386/acpi-dsdt-hpet.dsl b/qemu/hw/i386/acpi-dsdt-hpet.dsl
new file mode 100644
index 000000000..44961b87a
--- /dev/null
+++ b/qemu/hw/i386/acpi-dsdt-hpet.dsl
@@ -0,0 +1,48 @@
+/*
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, see <http://www.gnu.org/licenses/>.
+ */
+
+/****************************************************************
+ * HPET
+ ****************************************************************/
+
+Scope(\_SB) {
+ Device(HPET) {
+ Name(_HID, EISAID("PNP0103"))
+ Name(_UID, 0)
+ OperationRegion(HPTM, SystemMemory, 0xFED00000, 0x400)
+ Field(HPTM, DWordAcc, Lock, Preserve) {
+ VEND, 32,
+ PRD, 32,
+ }
+ Method(_STA, 0, NotSerialized) {
+ Store(VEND, Local0)
+ Store(PRD, Local1)
+ ShiftRight(Local0, 16, Local0)
+ If (LOr(LEqual(Local0, 0), LEqual(Local0, 0xffff))) {
+ Return (0x0)
+ }
+ If (LOr(LEqual(Local1, 0), LGreater(Local1, 100000000))) {
+ Return (0x0)
+ }
+ Return (0x0F)
+ }
+ Name(_CRS, ResourceTemplate() {
+ Memory32Fixed(ReadOnly,
+ 0xFED00000, // Address Base
+ 0x00000400, // Address Length
+ )
+ })
+ }
+}