X-Git-Url: https://git.proxmox.com/?p=mirror_edk2.git;a=blobdiff_plain;f=MdePkg%2FLibrary%2FBaseLib%2FIpf%2FCpuBreakpoint.c;h=0097d991ebf2ae2bb75b10282672621dc92b79eb;hp=7923e92fa96ef9831f8f5296b2c11bc8b805dc7b;hb=a69c49fc119ae22e62acd00da011fb9e2bfa433f;hpb=97d92bdaf05d9307d494444cead97c41272eca62

diff --git a/MdePkg/Library/BaseLib/Ipf/CpuBreakpoint.c b/MdePkg/Library/BaseLib/Ipf/CpuBreakpoint.c
index 7923e92fa9..0097d991eb 100644
--- a/MdePkg/Library/BaseLib/Ipf/CpuBreakpoint.c
+++ b/MdePkg/Library/BaseLib/Ipf/CpuBreakpoint.c
@@ -19,6 +19,22 @@
 #pragma intrinsic (__break)
 #pragma intrinsic (__mfa)
 
+typedef struct {
+  UINT64                            Status;
+  UINT64                            r9;
+  UINT64                            r10;
+  UINT64                            r11;
+} PAL_PROC_RETURN;
+
+PAL_PROC_RETURN
+PalCallStatic (
+  IN      CONST VOID                *PalEntryPoint,
+  IN      UINT64                    Arg1,
+  IN      UINT64                    Arg2,
+  IN      UINT64                    Arg3,
+  IN      UINT64                    Arg4
+  );
+
 /**
   Generates a breakpoint on the CPU.
 
@@ -82,38 +98,36 @@ EnableInterrupts (
 }
 
 /**
-  Retrieves the current CPU interrupt state.
-
-  Retrieves the current CPU interrupt state. Returns TRUE is interrupts are
-  currently enabled. Otherwise returns FALSE.
+  Enables CPU interrupts for the smallest window required to capture any
+  pending interrupts.
 
-  @retval TRUE  CPU interrupts are enabled.
-  @retval FALSE CPU interrupts are disabled.
+  Enables CPU interrupts for the smallest window required to capture any
+  pending interrupts.
 
 **/
-BOOLEAN
+VOID
 EFIAPI
-GetInterruptState (
+EnableDisableInterrupts (
   VOID
   )
 {
-  return FALSE;
+  EnableInterrupts ();
+  DisableInterrupts ();
 }
 
 /**
-  Enables CPU interrupts for the smallest window required to capture any
-  pending interrupts.
+  Places the CPU in a sleep state until an interrupt is received.
 
-  Enables CPU interrupts for the smallest window required to capture any
-  pending interrupts.
+  Places the CPU in a sleep state until an interrupt is received. If interrupts
+  are disabled prior to calling this function, then the CPU will be placed in a
+  sleep state indefinitely.
 
 **/
 VOID
 EFIAPI
-EnableDisableInterrupts (
+CpuSleep (
   VOID
   )
 {
-  EnableInterrupts ();
-  DisableInterrupts ();
+  PalCallStatic (NULL, 29, 0, 0, 0);
 }