From b8716879917c420d9e7e2618e48b1411a0c6bcc8 Mon Sep 17 00:00:00 2001
From: Timothy Pearson <tpearson@raptorengineeringinc.com>
Date: Sat, 24 Jan 2015 13:45:52 -0600
Subject: [PATCH] nvidia/ck804: Add ability to override CK804 base unit ID

Change-Id: Ic1b35b6bdd9c6d9ab672242e40b73aff1d626e81
Signed-off-by: Timothy Pearson <tpearson@raptorengineeringinc.com>
Reviewed-on: http://review.coreboot.org/8273
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Tested-by: build bot (Jenkins)
Reviewed-by: Jonathan A. Kollasch <jakllsch@kollasch.net>
---
 src/southbridge/nvidia/ck804/bootblock.c       | 4 ++++
 src/southbridge/nvidia/ck804/early_setup.c     | 4 ++++
 src/southbridge/nvidia/ck804/early_setup_car.c | 2 ++
 src/southbridge/nvidia/ck804/enable_usbdebug.c | 3 +++
 4 files changed, 13 insertions(+)

diff --git a/src/southbridge/nvidia/ck804/bootblock.c b/src/southbridge/nvidia/ck804/bootblock.c
index 6e68404d64..45db5cb5fe 100644
--- a/src/southbridge/nvidia/ck804/bootblock.c
+++ b/src/southbridge/nvidia/ck804/bootblock.c
@@ -1,6 +1,8 @@
 /*
  * This file is part of the coreboot project.
  *
+ * Copyright (C) 2015 Timothy Pearson <tpearson@raptorengineeringinc.com>, Raptor Engineering
+ *
  * Copyright (C) 2004 Tyan Computer
  * Written by Yinghai Lu <yhlu@tyan.com> for Tyan Computer.
  *
@@ -20,11 +22,13 @@
 
 #include <arch/io.h>
 
+#ifndef CK804_DEVN_BASE
 #if CONFIG_HT_CHAIN_END_UNITID_BASE < CONFIG_HT_CHAIN_UNITID_BASE
 #define CK804_DEVN_BASE CONFIG_HT_CHAIN_END_UNITID_BASE
 #else
 #define CK804_DEVN_BASE CONFIG_HT_CHAIN_UNITID_BASE
 #endif
+#endif
 
 static void ck804_enable_rom(void)
 {
diff --git a/src/southbridge/nvidia/ck804/early_setup.c b/src/southbridge/nvidia/ck804/early_setup.c
index ecbf219597..b82c144b17 100644
--- a/src/southbridge/nvidia/ck804/early_setup.c
+++ b/src/southbridge/nvidia/ck804/early_setup.c
@@ -1,6 +1,8 @@
 /*
  * This file is part of the coreboot project.
  *
+ * Copyright (C) 2015 Timothy Pearson <tpearson@raptorengineeringinc.com>, Raptor Engineering
+ *
  * Copyright (C) 2004 Tyan Computer
  * Written by Yinghai Lu <yhlu@tyan.com> for Tyan Computer.
  *
@@ -76,11 +78,13 @@ static void setup_ss_table(unsigned index, unsigned where, unsigned control,
 
 #define CK804_CHIP_REV 3
 
+#ifndef CK804_DEVN_BASE
 #if CONFIG_HT_CHAIN_END_UNITID_BASE < CONFIG_HT_CHAIN_UNITID_BASE
 #define CK804_DEVN_BASE CONFIG_HT_CHAIN_END_UNITID_BASE
 #else
 #define CK804_DEVN_BASE CONFIG_HT_CHAIN_UNITID_BASE
 #endif
+#endif
 
 #if CONFIG_SB_HT_CHAIN_UNITID_OFFSET_ONLY
 #define CK804B_DEVN_BASE 1
diff --git a/src/southbridge/nvidia/ck804/early_setup_car.c b/src/southbridge/nvidia/ck804/early_setup_car.c
index 6044e3d424..c125a66336 100644
--- a/src/southbridge/nvidia/ck804/early_setup_car.c
+++ b/src/southbridge/nvidia/ck804/early_setup_car.c
@@ -73,11 +73,13 @@ static void setup_ss_table(unsigned index, unsigned where, unsigned control,
 
 #define CK804_CHIP_REV 3
 
+#ifndef CK804_DEVN_BASE
 #if CONFIG_HT_CHAIN_END_UNITID_BASE < CONFIG_HT_CHAIN_UNITID_BASE
 #define CK804_DEVN_BASE CONFIG_HT_CHAIN_END_UNITID_BASE
 #else
 #define CK804_DEVN_BASE CONFIG_HT_CHAIN_UNITID_BASE
 #endif
+#endif
 
 #if CONFIG_SB_HT_CHAIN_UNITID_OFFSET_ONLY
 #define CK804B_DEVN_BASE 1
diff --git a/src/southbridge/nvidia/ck804/enable_usbdebug.c b/src/southbridge/nvidia/ck804/enable_usbdebug.c
index 97e8ecbccd..5bb16a3253 100644
--- a/src/southbridge/nvidia/ck804/enable_usbdebug.c
+++ b/src/southbridge/nvidia/ck804/enable_usbdebug.c
@@ -5,6 +5,7 @@
  * Written by Yinghai Lu <yhlu@tyan.com> for Tyan Computer.
  * Copyright (C) 2006,2007 AMD
  * Written by Yinghai Lu <yinghai.lu@amd.com> for AMD.
+ * Copyright (C) 2015 Timothy Pearson <tpearson@raptorengineeringinc.com>, Raptor Engineering
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -30,11 +31,13 @@
 #include <device/pci_def.h>
 #include "ck804.h"
 
+#ifndef CK804_DEVN_BASE
 #if CONFIG_HT_CHAIN_END_UNITID_BASE != 0x20
 #define CK804_DEVN_BASE CONFIG_HT_CHAIN_END_UNITID_BASE
 #else
 #define CK804_DEVN_BASE CONFIG_HT_CHAIN_UNITID_BASE
 #endif
+#endif
 
 pci_devfn_t pci_ehci_dbg_dev(unsigned int hcd_idx)
 {