cpu/amd: Use common AMD's MSR

Phase 1. Due to the size of the effort, this CL is broken into several
phases.

Change-Id: I0236e0960cd1e79558ea50c814e1de2830aa0550
Signed-off-by: Elyes HAOUAS <ehaouas@noos.fr>
Reviewed-on: https://review.coreboot.org/29065
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Richard Spiegel <richard.spiegel@silverbackltd.com>
diff --git a/src/cpu/amd/agesa/family14/fixme.c b/src/cpu/amd/agesa/family14/fixme.c
index 7d59585..33e1643 100644
--- a/src/cpu/amd/agesa/family14/fixme.c
+++ b/src/cpu/amd/agesa/family14/fixme.c
@@ -14,7 +14,7 @@
  */
 
 #include <cpu/x86/mtrr.h>
-
+#include <cpu/amd/msr.h>
 #include <northbridge/amd/agesa/agesa_helper.h>
 #include <AGESA.h>
 #include "amdlib.h"
@@ -78,7 +78,7 @@
 	   Address MSR register.
 	 */
 	MsrReg = CONFIG_MMCONF_BASE_ADDRESS | (LibAmdBitScanReverse(CONFIG_MMCONF_BUS_NUMBER) << 2) | 1;
-	LibAmdMsrWrite(0xC0010058, &MsrReg, &StdHeader);
+	LibAmdMsrWrite(MMIO_CONF_BASE, &MsrReg, &StdHeader);
 
 	/* Set Ontario Link Data */
 	PciAddress.AddressValue = MAKE_SBDFO(0, 0, 0, 0, 0xE0);
@@ -96,7 +96,7 @@
 
 	/* Set P-state 0 (1600 MHz) early to save a few ms of boot time */
 	MsrReg = 0;
-	LibAmdMsrWrite (0xC0010062, &MsrReg, &StdHeader);
+	LibAmdMsrWrite(PS_CTL_REG, &MsrReg, &StdHeader);
 }
 
 void amd_initenv(void)