diff options
Diffstat (limited to 'UefiCpuPkg/CpuDxe/ApStartup.c')
-rw-r--r-- | UefiCpuPkg/CpuDxe/ApStartup.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/UefiCpuPkg/CpuDxe/ApStartup.c b/UefiCpuPkg/CpuDxe/ApStartup.c index 801f7f8611..7613b47942 100644 --- a/UefiCpuPkg/CpuDxe/ApStartup.c +++ b/UefiCpuPkg/CpuDxe/ApStartup.c @@ -328,3 +328,20 @@ StartApsStackless ( return EFI_SUCCESS;
}
+/**
+ Resets the Application Processor and directs it to jump to the
+ specified routine.
+
+ The processor jumps to this code in flat mode, but the processor's
+ stack is not initialized.
+
+ @param ProcessorId the AP of ProcessorId was reset
+**/
+VOID
+ResetApStackless (
+ IN UINT32 ProcessorId
+ )
+{
+ SendInitSipiSipi (ProcessorId,
+ (UINT32)(UINTN)(VOID*) StartupCode);
+}
|