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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/roms/seabios/src/fw/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/roms/seabios/src/fw/acpi-dsdt-hpet.dsl')
-rw-r--r--qemu/roms/seabios/src/fw/acpi-dsdt-hpet.dsl36
1 files changed, 36 insertions, 0 deletions
diff --git a/qemu/roms/seabios/src/fw/acpi-dsdt-hpet.dsl b/qemu/roms/seabios/src/fw/acpi-dsdt-hpet.dsl
new file mode 100644
index 000000000..f33e52795
--- /dev/null
+++ b/qemu/roms/seabios/src/fw/acpi-dsdt-hpet.dsl
@@ -0,0 +1,36 @@
+/****************************************************************
+ * 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() {
+#if 0 /* This makes WinXP BSOD for not yet figured reasons. */
+ IRQNoFlags() {2, 8}
+#endif
+ Memory32Fixed(ReadOnly,
+ 0xFED00000, // Address Base
+ 0x00000400, // Address Length
+ )
+ })
+ }
+}