From a09f925c1cd3254a530841ba80c893ed5c0c282b Mon Sep 17 00:00:00 2001
From: Justin Miller <justinmiller100@gmail.com>
Date: Sat, 26 Mar 2022 10:01:21 -0700
Subject: [PATCH] [HALX86] Implement HalpSetupProcessorsTable

Add a helper function for getting a pointer to the PRCB of every processor
in the system and assign it to the PROCESSOR_IDENTITY struct.
---
 hal/halx86/smp/smp.c | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/hal/halx86/smp/smp.c b/hal/halx86/smp/smp.c
index 8950aa83cfe..f8e2f9e4cdf 100644
--- a/hal/halx86/smp/smp.c
+++ b/hal/halx86/smp/smp.c
@@ -14,11 +14,20 @@
 
 /* GLOBALS *******************************************************************/
 
+extern PPROCESSOR_IDENTITY HalpProcessorIdentity;
+
 /* FUNCTIONS *****************************************************************/
 
 VOID
 HalpSetupProcessorsTable(
     _In_ UINT32 NTProcessorNumber)
 {
-    UNIMPLEMENTED;
+    PKPRCB CurrentPrcb;
+
+    /*
+     * Link the Prcb of the current CPU to
+     * the current CPUs entry in the global ProcessorIdentity
+     */
+    CurrentPrcb = KeGetCurrentPrcb();
+    HalpProcessorIdentity[NTProcessorNumber].ProcessorPrcb = CurrentPrcb;
 }