diff --git a/src/mainboard/amd/bimini_fam10/romstage.c b/src/mainboard/amd/bimini_fam10/romstage.c
index e3955748b5..aba31fcb3c 100644
--- a/src/mainboard/amd/bimini_fam10/romstage.c
+++ b/src/mainboard/amd/bimini_fam10/romstage.c
@@ -237,3 +237,34 @@ void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
 	post_cache_as_ram();	// BSP switch stack to ram, copy then execute LB.
 	post_code(0x43);	// Should never see this post code.
 }
+
+/**
+ * BOOL AMD_CB_ManualBUIDSwapList(u8 Node, u8 Link, u8 **List)
+ * Description:
+ *	This routine is called every time a non-coherent chain is processed.
+ *	BUID assignment may be controlled explicitly on a non-coherent chain. Provide a
+ *	swap list. The first part of the list controls the BUID assignment and the
+ *	second part of the list provides the device to device linking.  Device orientation
+ *	can be detected automatically, or explicitly.  See documentation for more details.
+ *
+ *	Automatic non-coherent init assigns BUIDs starting at 1 and incrementing sequentially
+ *	based on each device's unit count.
+ *
+ * Parameters:
+ *	@param[in]  u8  node    = The node on which this chain is located
+ *	@param[in]  u8  link    = The link on the host for this chain
+ *	@param[out] u8** list   = supply a pointer to a list
+ *	@param[out] BOOL result = true to use a manual list
+ *				  false to initialize the link automatically
+ */
+BOOL AMD_CB_ManualBUIDSwapList (u8 node, u8 link, const u8 **List)
+{
+	static const u8 swaplist[] = { 0xFF, CONFIG_HT_CHAIN_UNITID_BASE, CONFIG_HT_CHAIN_END_UNITID_BASE, 0xFF };
+	/* If the BUID was adjusted in early_ht we need to do the manual override */
+		if ((node == 0) && (link == 0)) {	/* BSP SB link */
+			*List = swaplist;
+			return 1;
+		}
+
+	return 0;
+}
diff --git a/src/mainboard/amd/mahogany_fam10/romstage.c b/src/mainboard/amd/mahogany_fam10/romstage.c
index c8296441e3..40e8a170b5 100644
--- a/src/mainboard/amd/mahogany_fam10/romstage.c
+++ b/src/mainboard/amd/mahogany_fam10/romstage.c
@@ -232,3 +232,34 @@ void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
 	post_cache_as_ram();	// BSP switch stack to ram, copy then execute LB.
 	post_code(0x43);	// Should never see this post code.
 }
+
+/**
+ * BOOL AMD_CB_ManualBUIDSwapList(u8 Node, u8 Link, u8 **List)
+ * Description:
+ *	This routine is called every time a non-coherent chain is processed.
+ *	BUID assignment may be controlled explicitly on a non-coherent chain. Provide a
+ *	swap list. The first part of the list controls the BUID assignment and the
+ *	second part of the list provides the device to device linking.  Device orientation
+ *	can be detected automatically, or explicitly.  See documentation for more details.
+ *
+ *	Automatic non-coherent init assigns BUIDs starting at 1 and incrementing sequentially
+ *	based on each device's unit count.
+ *
+ * Parameters:
+ *	@param[in]  u8  node    = The node on which this chain is located
+ *	@param[in]  u8  link    = The link on the host for this chain
+ *	@param[out] u8** list   = supply a pointer to a list
+ *	@param[out] BOOL result = true to use a manual list
+ *				  false to initialize the link automatically
+ */
+BOOL AMD_CB_ManualBUIDSwapList (u8 node, u8 link, const u8 **List)
+{
+	static const u8 swaplist[] = {0, 1, 0xFF, 0, 0xFF};
+	/* If the BUID was adjusted in early_ht we need to do the manual override */
+		if ((node == 0) && (link == 0)) {	/* BSP SB link */
+			*List = swaplist;
+			return 1;
+		}
+
+	return 0;
+}
diff --git a/src/mainboard/amd/serengeti_cheetah_fam10/romstage.c b/src/mainboard/amd/serengeti_cheetah_fam10/romstage.c
index cbffa8db37..b64e16e183 100644
--- a/src/mainboard/amd/serengeti_cheetah_fam10/romstage.c
+++ b/src/mainboard/amd/serengeti_cheetah_fam10/romstage.c
@@ -337,3 +337,37 @@ void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
 	post_cache_as_ram();	// BSP switch stack to ram, copy then execute LB.
 	post_code(0x43);	// Should never see this post code.
 }
+
+/**
+ * BOOL AMD_CB_ManualBUIDSwapList(u8 Node, u8 Link, u8 **List)
+ * Description:
+ *	This routine is called every time a non-coherent chain is processed.
+ *	BUID assignment may be controlled explicitly on a non-coherent chain. Provide a
+ *	swap list. The first part of the list controls the BUID assignment and the
+ *	second part of the list provides the device to device linking.  Device orientation
+ *	can be detected automatically, or explicitly.  See documentation for more details.
+ *
+ *	Automatic non-coherent init assigns BUIDs starting at 1 and incrementing sequentially
+ *	based on each device's unit count.
+ *
+ * Parameters:
+ *	@param[in]  u8  node    = The node on which this chain is located
+ *	@param[in]  u8  link    = The link on the host for this chain
+ *	@param[out] u8** list   = supply a pointer to a list
+ *	@param[out] BOOL result = true to use a manual list
+ *				  false to initialize the link automatically
+ */
+BOOL AMD_CB_ManualBUIDSwapList (u8 node, u8 link, const u8 **List)
+{
+	static const u8 swaplist[] = { 0xFF, CONFIG_HT_CHAIN_UNITID_BASE, CONFIG_HT_CHAIN_END_UNITID_BASE, 0xFF };
+	/* If the BUID was adjusted in early_ht we need to do the manual override */
+	if ((CONFIG_HT_CHAIN_UNITID_BASE != 0) && (CONFIG_HT_CHAIN_END_UNITID_BASE != 0)) {
+		printk(BIOS_DEBUG, "AMD_CB_ManualBUIDSwapList()\n");
+		if ((node == 0) && (link == 0)) {	/* BSP SB link */
+			*List = swaplist;
+			return 1;
+		}
+	}
+
+	return 0;
+}
diff --git a/src/mainboard/amd/tilapia_fam10/romstage.c b/src/mainboard/amd/tilapia_fam10/romstage.c
index 67a1e4eb61..ea8ec41fdd 100644
--- a/src/mainboard/amd/tilapia_fam10/romstage.c
+++ b/src/mainboard/amd/tilapia_fam10/romstage.c
@@ -231,3 +231,37 @@ void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
 	post_cache_as_ram();	// BSP switch stack to ram, copy then execute LB.
 	post_code(0x43);	// Should never see this post code.
 }
+
+/**
+ * BOOL AMD_CB_ManualBUIDSwapList(u8 Node, u8 Link, u8 **List)
+ * Description:
+ *	This routine is called every time a non-coherent chain is processed.
+ *	BUID assignment may be controlled explicitly on a non-coherent chain. Provide a
+ *	swap list. The first part of the list controls the BUID assignment and the
+ *	second part of the list provides the device to device linking.  Device orientation
+ *	can be detected automatically, or explicitly.  See documentation for more details.
+ *
+ *	Automatic non-coherent init assigns BUIDs starting at 1 and incrementing sequentially
+ *	based on each device's unit count.
+ *
+ * Parameters:
+ *	@param[in]  u8  node    = The node on which this chain is located
+ *	@param[in]  u8  link    = The link on the host for this chain
+ *	@param[out] u8** list   = supply a pointer to a list
+ *	@param[out] BOOL result = true to use a manual list
+ *				  false to initialize the link automatically
+ */
+BOOL AMD_CB_ManualBUIDSwapList (u8 node, u8 link, const u8 **List)
+{
+	static const u8 swaplist[] = { 0xFF, CONFIG_HT_CHAIN_UNITID_BASE, CONFIG_HT_CHAIN_END_UNITID_BASE, 0xFF };
+	/* If the BUID was adjusted in early_ht we need to do the manual override */
+	if ((CONFIG_HT_CHAIN_UNITID_BASE != 0) && (CONFIG_HT_CHAIN_END_UNITID_BASE != 0)) {
+		printk(BIOS_DEBUG, "AMD_CB_ManualBUIDSwapList()\n");
+		if ((node == 0) && (link == 0)) {	/* BSP SB link */
+			*List = swaplist;
+			return 1;
+		}
+	}
+
+	return 0;
+}
diff --git a/src/mainboard/asus/m4a78-em/romstage.c b/src/mainboard/asus/m4a78-em/romstage.c
index 99cd405064..4c9543beb1 100644
--- a/src/mainboard/asus/m4a78-em/romstage.c
+++ b/src/mainboard/asus/m4a78-em/romstage.c
@@ -232,3 +232,37 @@ void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
 	post_cache_as_ram();	// BSP switch stack to ram, copy then execute LB.
 	post_code(0x43);	// Should never see this post code.
 }
+
+/**
+ * BOOL AMD_CB_ManualBUIDSwapList(u8 Node, u8 Link, u8 **List)
+ * Description:
+ *	This routine is called every time a non-coherent chain is processed.
+ *	BUID assignment may be controlled explicitly on a non-coherent chain. Provide a
+ *	swap list. The first part of the list controls the BUID assignment and the
+ *	second part of the list provides the device to device linking.  Device orientation
+ *	can be detected automatically, or explicitly.  See documentation for more details.
+ *
+ *	Automatic non-coherent init assigns BUIDs starting at 1 and incrementing sequentially
+ *	based on each device's unit count.
+ *
+ * Parameters:
+ *	@param[in]  u8  node    = The node on which this chain is located
+ *	@param[in]  u8  link    = The link on the host for this chain
+ *	@param[out] u8** list   = supply a pointer to a list
+ *	@param[out] BOOL result = true to use a manual list
+ *				  false to initialize the link automatically
+ */
+BOOL AMD_CB_ManualBUIDSwapList (u8 node, u8 link, const u8 **List)
+{
+	static const u8 swaplist[] = { 0xFF, CONFIG_HT_CHAIN_UNITID_BASE, CONFIG_HT_CHAIN_END_UNITID_BASE, 0xFF };
+	/* If the BUID was adjusted in early_ht we need to do the manual override */
+	if ((CONFIG_HT_CHAIN_UNITID_BASE != 0) && (CONFIG_HT_CHAIN_END_UNITID_BASE != 0)) {
+		printk(BIOS_DEBUG, "AMD_CB_ManualBUIDSwapList()\n");
+		if ((node == 0) && (link == 0)) {	/* BSP SB link */
+			*List = swaplist;
+			return 1;
+		}
+	}
+
+	return 0;
+}
diff --git a/src/mainboard/asus/m4a785-m/romstage.c b/src/mainboard/asus/m4a785-m/romstage.c
index 99cd405064..4c9543beb1 100644
--- a/src/mainboard/asus/m4a785-m/romstage.c
+++ b/src/mainboard/asus/m4a785-m/romstage.c
@@ -232,3 +232,37 @@ void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
 	post_cache_as_ram();	// BSP switch stack to ram, copy then execute LB.
 	post_code(0x43);	// Should never see this post code.
 }
+
+/**
+ * BOOL AMD_CB_ManualBUIDSwapList(u8 Node, u8 Link, u8 **List)
+ * Description:
+ *	This routine is called every time a non-coherent chain is processed.
+ *	BUID assignment may be controlled explicitly on a non-coherent chain. Provide a
+ *	swap list. The first part of the list controls the BUID assignment and the
+ *	second part of the list provides the device to device linking.  Device orientation
+ *	can be detected automatically, or explicitly.  See documentation for more details.
+ *
+ *	Automatic non-coherent init assigns BUIDs starting at 1 and incrementing sequentially
+ *	based on each device's unit count.
+ *
+ * Parameters:
+ *	@param[in]  u8  node    = The node on which this chain is located
+ *	@param[in]  u8  link    = The link on the host for this chain
+ *	@param[out] u8** list   = supply a pointer to a list
+ *	@param[out] BOOL result = true to use a manual list
+ *				  false to initialize the link automatically
+ */
+BOOL AMD_CB_ManualBUIDSwapList (u8 node, u8 link, const u8 **List)
+{
+	static const u8 swaplist[] = { 0xFF, CONFIG_HT_CHAIN_UNITID_BASE, CONFIG_HT_CHAIN_END_UNITID_BASE, 0xFF };
+	/* If the BUID was adjusted in early_ht we need to do the manual override */
+	if ((CONFIG_HT_CHAIN_UNITID_BASE != 0) && (CONFIG_HT_CHAIN_END_UNITID_BASE != 0)) {
+		printk(BIOS_DEBUG, "AMD_CB_ManualBUIDSwapList()\n");
+		if ((node == 0) && (link == 0)) {	/* BSP SB link */
+			*List = swaplist;
+			return 1;
+		}
+	}
+
+	return 0;
+}
diff --git a/src/mainboard/gigabyte/ma785gmt/romstage.c b/src/mainboard/gigabyte/ma785gmt/romstage.c
index 0be9bac1d9..7826661042 100644
--- a/src/mainboard/gigabyte/ma785gmt/romstage.c
+++ b/src/mainboard/gigabyte/ma785gmt/romstage.c
@@ -228,3 +228,37 @@ void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
 	post_cache_as_ram();	// BSP switch stack to ram, copy then execute LB.
 	post_code(0x43);	// Should never see this post code.
 }
+
+/**
+ * BOOL AMD_CB_ManualBUIDSwapList(u8 Node, u8 Link, u8 **List)
+ * Description:
+ *	This routine is called every time a non-coherent chain is processed.
+ *	BUID assignment may be controlled explicitly on a non-coherent chain. Provide a
+ *	swap list. The first part of the list controls the BUID assignment and the
+ *	second part of the list provides the device to device linking.  Device orientation
+ *	can be detected automatically, or explicitly.  See documentation for more details.
+ *
+ *	Automatic non-coherent init assigns BUIDs starting at 1 and incrementing sequentially
+ *	based on each device's unit count.
+ *
+ * Parameters:
+ *	@param[in]  u8  node    = The node on which this chain is located
+ *	@param[in]  u8  link    = The link on the host for this chain
+ *	@param[out] u8** list   = supply a pointer to a list
+ *	@param[out] BOOL result = true to use a manual list
+ *				  false to initialize the link automatically
+ */
+BOOL AMD_CB_ManualBUIDSwapList (u8 node, u8 link, const u8 **List)
+{
+	static const u8 swaplist[] = { 0xFF, CONFIG_HT_CHAIN_UNITID_BASE, CONFIG_HT_CHAIN_END_UNITID_BASE, 0xFF };
+	/* If the BUID was adjusted in early_ht we need to do the manual override */
+	if ((CONFIG_HT_CHAIN_UNITID_BASE != 0) && (CONFIG_HT_CHAIN_END_UNITID_BASE != 0)) {
+		printk(BIOS_DEBUG, "AMD_CB_ManualBUIDSwapList()\n");
+		if ((node == 0) && (link == 0)) {	/* BSP SB link */
+			*List = swaplist;
+			return 1;
+		}
+	}
+
+	return 0;
+}
diff --git a/src/mainboard/gigabyte/ma78gm/romstage.c b/src/mainboard/gigabyte/ma78gm/romstage.c
index aa86a8e112..15ae9024c5 100644
--- a/src/mainboard/gigabyte/ma78gm/romstage.c
+++ b/src/mainboard/gigabyte/ma78gm/romstage.c
@@ -230,3 +230,37 @@ void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
 	post_cache_as_ram();	// BSP switch stack to ram, copy then execute LB.
 	post_code(0x43);	// Should never see this post code.
 }
+
+/**
+ * BOOL AMD_CB_ManualBUIDSwapList(u8 Node, u8 Link, u8 **List)
+ * Description:
+ *	This routine is called every time a non-coherent chain is processed.
+ *	BUID assignment may be controlled explicitly on a non-coherent chain. Provide a
+ *	swap list. The first part of the list controls the BUID assignment and the
+ *	second part of the list provides the device to device linking.  Device orientation
+ *	can be detected automatically, or explicitly.  See documentation for more details.
+ *
+ *	Automatic non-coherent init assigns BUIDs starting at 1 and incrementing sequentially
+ *	based on each device's unit count.
+ *
+ * Parameters:
+ *	@param[in]  u8  node    = The node on which this chain is located
+ *	@param[in]  u8  link    = The link on the host for this chain
+ *	@param[out] u8** list   = supply a pointer to a list
+ *	@param[out] BOOL result = true to use a manual list
+ *				  false to initialize the link automatically
+ */
+BOOL AMD_CB_ManualBUIDSwapList (u8 node, u8 link, const u8 **List)
+{
+	static const u8 swaplist[] = { 0xFF, CONFIG_HT_CHAIN_UNITID_BASE, CONFIG_HT_CHAIN_END_UNITID_BASE, 0xFF };
+	/* If the BUID was adjusted in early_ht we need to do the manual override */
+	if ((CONFIG_HT_CHAIN_UNITID_BASE != 0) && (CONFIG_HT_CHAIN_END_UNITID_BASE != 0)) {
+		printk(BIOS_DEBUG, "AMD_CB_ManualBUIDSwapList()\n");
+		if ((node == 0) && (link == 0)) {	/* BSP SB link */
+			*List = swaplist;
+			return 1;
+		}
+	}
+
+	return 0;
+}
diff --git a/src/mainboard/hp/dl165_g6_fam10/romstage.c b/src/mainboard/hp/dl165_g6_fam10/romstage.c
index b2b3f5197c..99f05950da 100644
--- a/src/mainboard/hp/dl165_g6_fam10/romstage.c
+++ b/src/mainboard/hp/dl165_g6_fam10/romstage.c
@@ -222,3 +222,37 @@ void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
 
 	post_cache_as_ram();
 }
+
+/**
+ * BOOL AMD_CB_ManualBUIDSwapList(u8 Node, u8 Link, u8 **List)
+ * Description:
+ *	This routine is called every time a non-coherent chain is processed.
+ *	BUID assignment may be controlled explicitly on a non-coherent chain. Provide a
+ *	swap list. The first part of the list controls the BUID assignment and the
+ *	second part of the list provides the device to device linking.  Device orientation
+ *	can be detected automatically, or explicitly.  See documentation for more details.
+ *
+ *	Automatic non-coherent init assigns BUIDs starting at 1 and incrementing sequentially
+ *	based on each device's unit count.
+ *
+ * Parameters:
+ *	@param[in]  u8  node    = The node on which this chain is located
+ *	@param[in]  u8  link    = The link on the host for this chain
+ *	@param[out] u8** list   = supply a pointer to a list
+ *	@param[out] BOOL result = true to use a manual list
+ *				  false to initialize the link automatically
+ */
+BOOL AMD_CB_ManualBUIDSwapList (u8 node, u8 link, const u8 **List)
+{
+	static const u8 swaplist[] = { 0xFF, CONFIG_HT_CHAIN_UNITID_BASE, CONFIG_HT_CHAIN_END_UNITID_BASE, 0xFF };
+	/* If the BUID was adjusted in early_ht we need to do the manual override */
+	if ((CONFIG_HT_CHAIN_UNITID_BASE != 0) && (CONFIG_HT_CHAIN_END_UNITID_BASE != 0)) {
+		printk(BIOS_DEBUG, "AMD_CB_ManualBUIDSwapList()\n");
+		if ((node == 0) && (link == 0)) {	/* BSP SB link */
+			*List = swaplist;
+			return 1;
+		}
+	}
+
+	return 0;
+}
diff --git a/src/mainboard/iei/kino-780am2-fam10/romstage.c b/src/mainboard/iei/kino-780am2-fam10/romstage.c
index 64df5b29e1..d4f2dc0a72 100644
--- a/src/mainboard/iei/kino-780am2-fam10/romstage.c
+++ b/src/mainboard/iei/kino-780am2-fam10/romstage.c
@@ -233,3 +233,34 @@ void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
 	post_cache_as_ram();	// BSP switch stack to ram, copy then execute LB.
 	post_code(0x43);	// Should never see this post code.
 }
+
+/**
+ * BOOL AMD_CB_ManualBUIDSwapList(u8 Node, u8 Link, u8 **List)
+ * Description:
+ *	This routine is called every time a non-coherent chain is processed.
+ *	BUID assignment may be controlled explicitly on a non-coherent chain. Provide a
+ *	swap list. The first part of the list controls the BUID assignment and the
+ *	second part of the list provides the device to device linking.  Device orientation
+ *	can be detected automatically, or explicitly.  See documentation for more details.
+ *
+ *	Automatic non-coherent init assigns BUIDs starting at 1 and incrementing sequentially
+ *	based on each device's unit count.
+ *
+ * Parameters:
+ *	@param[in]  u8  node    = The node on which this chain is located
+ *	@param[in]  u8  link    = The link on the host for this chain
+ *	@param[out] u8** list   = supply a pointer to a list
+ *	@param[out] BOOL result = true to use a manual list
+ *				  false to initialize the link automatically
+ */
+BOOL AMD_CB_ManualBUIDSwapList (u8 node, u8 link, const u8 **List)
+{
+	static const u8 swaplist[] = {0, 1, 0xFF, 0, 0xFF};
+	/* If the BUID was adjusted in early_ht we need to do the manual override */
+		if ((node == 0) && (link == 0)) {	/* BSP SB link */
+			*List = swaplist;
+			return 1;
+		}
+
+	return 0;
+}
diff --git a/src/mainboard/jetway/pa78vm5/romstage.c b/src/mainboard/jetway/pa78vm5/romstage.c
index d4d9a7a824..629b13a078 100644
--- a/src/mainboard/jetway/pa78vm5/romstage.c
+++ b/src/mainboard/jetway/pa78vm5/romstage.c
@@ -238,3 +238,37 @@ void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
 	post_cache_as_ram();	// BSP switch stack to ram, copy then execute LB.
 	post_code(0x43);	// Should never see this post code.
 }
+
+/**
+ * BOOL AMD_CB_ManualBUIDSwapList(u8 Node, u8 Link, u8 **List)
+ * Description:
+ *	This routine is called every time a non-coherent chain is processed.
+ *	BUID assignment may be controlled explicitly on a non-coherent chain. Provide a
+ *	swap list. The first part of the list controls the BUID assignment and the
+ *	second part of the list provides the device to device linking.  Device orientation
+ *	can be detected automatically, or explicitly.  See documentation for more details.
+ *
+ *	Automatic non-coherent init assigns BUIDs starting at 1 and incrementing sequentially
+ *	based on each device's unit count.
+ *
+ * Parameters:
+ *	@param[in]  u8  node    = The node on which this chain is located
+ *	@param[in]  u8  link    = The link on the host for this chain
+ *	@param[out] u8** list   = supply a pointer to a list
+ *	@param[out] BOOL result = true to use a manual list
+ *				  false to initialize the link automatically
+ */
+BOOL AMD_CB_ManualBUIDSwapList (u8 node, u8 link, const u8 **List)
+{
+	static const u8 swaplist[] = { 0xFF, CONFIG_HT_CHAIN_UNITID_BASE, CONFIG_HT_CHAIN_END_UNITID_BASE, 0xFF };
+	/* If the BUID was adjusted in early_ht we need to do the manual override */
+	if ((CONFIG_HT_CHAIN_UNITID_BASE != 0) && (CONFIG_HT_CHAIN_END_UNITID_BASE != 0)) {
+		printk(BIOS_DEBUG, "AMD_CB_ManualBUIDSwapList()\n");
+		if ((node == 0) && (link == 0)) {	/* BSP SB link */
+			*List = swaplist;
+			return 1;
+		}
+	}
+
+	return 0;
+}
diff --git a/src/mainboard/msi/ms9652_fam10/romstage.c b/src/mainboard/msi/ms9652_fam10/romstage.c
index 9567d2c7f3..16baac29a5 100644
--- a/src/mainboard/msi/ms9652_fam10/romstage.c
+++ b/src/mainboard/msi/ms9652_fam10/romstage.c
@@ -253,3 +253,37 @@ void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
 	post_cache_as_ram();	// BSP switch stack to ram, copy then execute LB.
 	post_code(0x43);	// Should never see this post code.
 }
+
+/**
+ * BOOL AMD_CB_ManualBUIDSwapList(u8 Node, u8 Link, u8 **List)
+ * Description:
+ *	This routine is called every time a non-coherent chain is processed.
+ *	BUID assignment may be controlled explicitly on a non-coherent chain. Provide a
+ *	swap list. The first part of the list controls the BUID assignment and the
+ *	second part of the list provides the device to device linking.  Device orientation
+ *	can be detected automatically, or explicitly.  See documentation for more details.
+ *
+ *	Automatic non-coherent init assigns BUIDs starting at 1 and incrementing sequentially
+ *	based on each device's unit count.
+ *
+ * Parameters:
+ *	@param[in]  u8  node    = The node on which this chain is located
+ *	@param[in]  u8  link    = The link on the host for this chain
+ *	@param[out] u8** list   = supply a pointer to a list
+ *	@param[out] BOOL result = true to use a manual list
+ *				  false to initialize the link automatically
+ */
+BOOL AMD_CB_ManualBUIDSwapList (u8 node, u8 link, const u8 **List)
+{
+	static const u8 swaplist[] = { 0xFF, CONFIG_HT_CHAIN_UNITID_BASE, CONFIG_HT_CHAIN_END_UNITID_BASE, 0xFF };
+	/* If the BUID was adjusted in early_ht we need to do the manual override */
+	if ((CONFIG_HT_CHAIN_UNITID_BASE != 0) && (CONFIG_HT_CHAIN_END_UNITID_BASE != 0)) {
+		printk(BIOS_DEBUG, "AMD_CB_ManualBUIDSwapList()\n");
+		if ((node == 0) && (link == 0)) {	/* BSP SB link */
+			*List = swaplist;
+			return 1;
+		}
+	}
+
+	return 0;
+}
diff --git a/src/mainboard/supermicro/h8dmr_fam10/romstage.c b/src/mainboard/supermicro/h8dmr_fam10/romstage.c
index c949f26539..50ad6a0584 100644
--- a/src/mainboard/supermicro/h8dmr_fam10/romstage.c
+++ b/src/mainboard/supermicro/h8dmr_fam10/romstage.c
@@ -246,3 +246,37 @@ void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
 	post_cache_as_ram(); // BSP switch stack to ram, copy + execute stage 2
 	post_code(0x42);     // Should never see this post code.
 }
+
+/**
+ * BOOL AMD_CB_ManualBUIDSwapList(u8 Node, u8 Link, u8 **List)
+ * Description:
+ *	This routine is called every time a non-coherent chain is processed.
+ *	BUID assignment may be controlled explicitly on a non-coherent chain. Provide a
+ *	swap list. The first part of the list controls the BUID assignment and the
+ *	second part of the list provides the device to device linking.  Device orientation
+ *	can be detected automatically, or explicitly.  See documentation for more details.
+ *
+ *	Automatic non-coherent init assigns BUIDs starting at 1 and incrementing sequentially
+ *	based on each device's unit count.
+ *
+ * Parameters:
+ *	@param[in]  u8  node    = The node on which this chain is located
+ *	@param[in]  u8  link    = The link on the host for this chain
+ *	@param[out] u8** list   = supply a pointer to a list
+ *	@param[out] BOOL result = true to use a manual list
+ *				  false to initialize the link automatically
+ */
+BOOL AMD_CB_ManualBUIDSwapList (u8 node, u8 link, const u8 **List)
+{
+	static const u8 swaplist[] = { 0xFF, CONFIG_HT_CHAIN_UNITID_BASE, CONFIG_HT_CHAIN_END_UNITID_BASE, 0xFF };
+	/* If the BUID was adjusted in early_ht we need to do the manual override */
+	if ((CONFIG_HT_CHAIN_UNITID_BASE != 0) && (CONFIG_HT_CHAIN_END_UNITID_BASE != 0)) {
+		printk(BIOS_DEBUG, "AMD_CB_ManualBUIDSwapList()\n");
+		if ((node == 0) && (link == 0)) {	/* BSP SB link */
+			*List = swaplist;
+			return 1;
+		}
+	}
+
+	return 0;
+}
diff --git a/src/mainboard/supermicro/h8qme_fam10/romstage.c b/src/mainboard/supermicro/h8qme_fam10/romstage.c
index f3f56c4241..dbef8e9e10 100644
--- a/src/mainboard/supermicro/h8qme_fam10/romstage.c
+++ b/src/mainboard/supermicro/h8qme_fam10/romstage.c
@@ -295,3 +295,37 @@ post_code(0x40);
  post_cache_as_ram();  // BSP switch stack to ram, copy then execute LB.
  post_code(0x42);  // Should never see this post code.
 }
+
+/**
+ * BOOL AMD_CB_ManualBUIDSwapList(u8 Node, u8 Link, u8 **List)
+ * Description:
+ *	This routine is called every time a non-coherent chain is processed.
+ *	BUID assignment may be controlled explicitly on a non-coherent chain. Provide a
+ *	swap list. The first part of the list controls the BUID assignment and the
+ *	second part of the list provides the device to device linking.  Device orientation
+ *	can be detected automatically, or explicitly.  See documentation for more details.
+ *
+ *	Automatic non-coherent init assigns BUIDs starting at 1 and incrementing sequentially
+ *	based on each device's unit count.
+ *
+ * Parameters:
+ *	@param[in]  u8  node    = The node on which this chain is located
+ *	@param[in]  u8  link    = The link on the host for this chain
+ *	@param[out] u8** list   = supply a pointer to a list
+ *	@param[out] BOOL result = true to use a manual list
+ *				  false to initialize the link automatically
+ */
+BOOL AMD_CB_ManualBUIDSwapList (u8 node, u8 link, const u8 **List)
+{
+	static const u8 swaplist[] = { 0xFF, CONFIG_HT_CHAIN_UNITID_BASE, CONFIG_HT_CHAIN_END_UNITID_BASE, 0xFF };
+	/* If the BUID was adjusted in early_ht we need to do the manual override */
+	if ((CONFIG_HT_CHAIN_UNITID_BASE != 0) && (CONFIG_HT_CHAIN_END_UNITID_BASE != 0)) {
+		printk(BIOS_DEBUG, "AMD_CB_ManualBUIDSwapList()\n");
+		if ((node == 0) && (link == 0)) {	/* BSP SB link */
+			*List = swaplist;
+			return 1;
+		}
+	}
+
+	return 0;
+}
diff --git a/src/mainboard/tyan/s2912_fam10/romstage.c b/src/mainboard/tyan/s2912_fam10/romstage.c
index d809ff26f7..ed3ee8b4b4 100644
--- a/src/mainboard/tyan/s2912_fam10/romstage.c
+++ b/src/mainboard/tyan/s2912_fam10/romstage.c
@@ -250,3 +250,37 @@ void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
 	post_cache_as_ram();	// BSP switch stack to ram, copy then execute LB.
 	post_code(0x43);	// Should never see this post code.
 }
+
+/**
+ * BOOL AMD_CB_ManualBUIDSwapList(u8 Node, u8 Link, u8 **List)
+ * Description:
+ *	This routine is called every time a non-coherent chain is processed.
+ *	BUID assignment may be controlled explicitly on a non-coherent chain. Provide a
+ *	swap list. The first part of the list controls the BUID assignment and the
+ *	second part of the list provides the device to device linking.  Device orientation
+ *	can be detected automatically, or explicitly.  See documentation for more details.
+ *
+ *	Automatic non-coherent init assigns BUIDs starting at 1 and incrementing sequentially
+ *	based on each device's unit count.
+ *
+ * Parameters:
+ *	@param[in]  u8  node    = The node on which this chain is located
+ *	@param[in]  u8  link    = The link on the host for this chain
+ *	@param[out] u8** list   = supply a pointer to a list
+ *	@param[out] BOOL result = true to use a manual list
+ *				  false to initialize the link automatically
+ */
+BOOL AMD_CB_ManualBUIDSwapList (u8 node, u8 link, const u8 **List)
+{
+	static const u8 swaplist[] = { 0xFF, CONFIG_HT_CHAIN_UNITID_BASE, CONFIG_HT_CHAIN_END_UNITID_BASE, 0xFF };
+	/* If the BUID was adjusted in early_ht we need to do the manual override */
+	if ((CONFIG_HT_CHAIN_UNITID_BASE != 0) && (CONFIG_HT_CHAIN_END_UNITID_BASE != 0)) {
+		printk(BIOS_DEBUG, "AMD_CB_ManualBUIDSwapList()\n");
+		if ((node == 0) && (link == 0)) {	/* BSP SB link */
+			*List = swaplist;
+			return 1;
+		}
+	}
+
+	return 0;
+}
diff --git a/src/northbridge/amd/amdfam10/amdfam10.h b/src/northbridge/amd/amdfam10/amdfam10.h
index 0f9295e8bb..b410bb96d6 100644
--- a/src/northbridge/amd/amdfam10/amdfam10.h
+++ b/src/northbridge/amd/amdfam10/amdfam10.h
@@ -1199,4 +1199,7 @@ u32 get_sblk(void);
 u8 get_sbbusn(u8 sblk);
 #endif
 
+#include "northbridge/amd/amdht/porting.h"
+BOOL AMD_CB_ManualBUIDSwapList(u8 Node, u8 Link, const u8 **List);
+
 #endif /* AMDFAM10_H */
diff --git a/src/northbridge/amd/amdht/ht_wrapper.c b/src/northbridge/amd/amdht/ht_wrapper.c
index ed204a1617..32908c4936 100644
--- a/src/northbridge/amd/amdht/ht_wrapper.c
+++ b/src/northbridge/amd/amdht/ht_wrapper.c
@@ -97,42 +97,6 @@ static void AMD_CB_EventNotify (u8 evtClass, u16 event, const u8 *pEventData0)
 
 }
 
-
-/**
- * BOOL AMD_CB_ManualBUIDSwapList(u8 Node, u8 Link, u8 **List)
- * Description:
- *	This routine is called every time a non-coherent chain is processed.
- *	BUID assignment may be controlled explicitly on a non-coherent chain. Provide a
- *	swap list. The first part of the list controls the BUID assignment and the
- *	second part of the list provides the device to device linking.  Device orientation
- *	can be detected automatically, or explicitly.  See documentation for more details.
- *
- *	Automatic non-coherent init assigns BUIDs starting at 1 and incrementing sequentially
- *	based on each device's unit count.
- *
- * Parameters:
- *	@param[in]  u8  node    = The node on which this chain is located
- *	@param[in]  u8  link    = The link on the host for this chain
- *	@param[out] u8** list   = supply a pointer to a list
- *	@param[out] BOOL result = true to use a manual list
- *				  false to initialize the link automatically
- */
-static BOOL AMD_CB_ManualBUIDSwapList (u8 node, u8 link, const u8 **List)
-{
-	static const u8 swaplist[] = { 0xFF, CONFIG_HT_CHAIN_UNITID_BASE, CONFIG_HT_CHAIN_END_UNITID_BASE, 0xFF };
-	/* If the BUID was adjusted in early_ht we need to do the manual override */
-	if ((CONFIG_HT_CHAIN_UNITID_BASE != 0) && (CONFIG_HT_CHAIN_END_UNITID_BASE != 0)) {
-		printk(BIOS_DEBUG, "AMD_CB_ManualBUIDSwapList()\n");
-		if ((node == 0) && (link == 0)) {	/* BSP SB link */
-			*List = swaplist;
-			return 1;
-		}
-	}
-
-	return 0;
-}
-
-
 /**
  * void getAmdTopolist(u8 ***p)
  *