[Qemu-devel] [PATCH v2 1/4][SeaBios] Add bitmap for CPU EJ0 callback

[Vasilis Liaskovitis <vasilis.liaskovitis@profitbricks.com>]

Add bitmap for CPU EJ0 callback and write to it on a cpu _EJ0 callback. Remove
Sleep() call.

Signed-off-by: Vasilis Liaskovitis <vasilis.liaskovitis@profitbricks.com>
---
 src/acpi-dsdt.dsl |    8 +++++++-
 1 files changed, 7 insertions(+), 1 deletions(-)

diff --git a/src/acpi-dsdt.dsl b/src/acpi-dsdt.dsl
index 7082b65..5138c2a 100644
--- a/src/acpi-dsdt.dsl
+++ b/src/acpi-dsdt.dsl
@@ -650,9 +650,15 @@ DefinitionBlock (
             Store(DerefOf(Index(CPON, Arg0)), Local0)
             If (Local0) { Return(0xF) } Else { Return(0x0) }
         }
+        /* CPU eject notify method */
+        OperationRegion(PREJ, SystemIO, 0xaf20, 32)
+        Field (PREJ, ByteAcc, NoLock, Preserve)
+        {
+            PRE, 256
+        }
         Method (CPEJ, 2, NotSerialized) {
             // _EJ0 method - eject callback
-            Sleep(200)
+            Store(ShiftLeft(1, Arg0), PRE)
         }
 
         /* CPU hotplug notify method */
-- 
1.7.7.3