diff --git a/board/amcc/ocotea/ocotea.c b/board/amcc/ocotea/ocotea.c
index eea1e1e..4d1d093 100644
--- a/board/amcc/ocotea/ocotea.c
+++ b/board/amcc/ocotea/ocotea.c
@@ -147,36 +147,48 @@
 	/*--------------------------------------------------------------------
 	 * Setup the interrupt controller polarities, triggers, etc.
 	 *-------------------------------------------------------------------*/
-	mtdcr (uic0sr, 0xffffffff);	/* clear all */
-	mtdcr (uic0er, 0x00000000);	/* disable all */
-	mtdcr (uic0cr, 0x00000009);	/* SMI & UIC1 crit are critical */
-	mtdcr (uic0pr, 0xfffffe13);	/* per ref-board manual */
-	mtdcr (uic0tr, 0x01c00008);	/* per ref-board manual */
-	mtdcr (uic0vr, 0x00000001);	/* int31 highest, base=0x000 */
-	mtdcr (uic0sr, 0xffffffff);	/* clear all */
-
+	/*
+	 * Because of the interrupt handling rework to handle 440GX interrupts
+	 * with the common code, we needed to change names of the UIC registers.
+	 * Here the new relationship:
+	 *
+	 * U-Boot name	440GX name
+	 * -----------------------
+	 * UIC0		UICB0
+	 * UIC1		UIC0
+	 * UIC2		UIC1
+	 * UIC3		UIC2
+	 */
 	mtdcr (uic1sr, 0xffffffff);	/* clear all */
 	mtdcr (uic1er, 0x00000000);	/* disable all */
-	mtdcr (uic1cr, 0x00000000);	/* all non-critical */
-	mtdcr (uic1pr, 0xffffe0ff);	/* per ref-board manual */
-	mtdcr (uic1tr, 0x00ffc000);	/* per ref-board manual */
+	mtdcr (uic1cr, 0x00000009);	/* SMI & UIC1 crit are critical */
+	mtdcr (uic1pr, 0xfffffe13);	/* per ref-board manual */
+	mtdcr (uic1tr, 0x01c00008);	/* per ref-board manual */
 	mtdcr (uic1vr, 0x00000001);	/* int31 highest, base=0x000 */
 	mtdcr (uic1sr, 0xffffffff);	/* clear all */
 
 	mtdcr (uic2sr, 0xffffffff);	/* clear all */
 	mtdcr (uic2er, 0x00000000);	/* disable all */
 	mtdcr (uic2cr, 0x00000000);	/* all non-critical */
-	mtdcr (uic2pr, 0xffffffff);	/* per ref-board manual */
-	mtdcr (uic2tr, 0x00ff8c0f);	/* per ref-board manual */
+	mtdcr (uic2pr, 0xffffe0ff);	/* per ref-board manual */
+	mtdcr (uic2tr, 0x00ffc000);	/* per ref-board manual */
 	mtdcr (uic2vr, 0x00000001);	/* int31 highest, base=0x000 */
 	mtdcr (uic2sr, 0xffffffff);	/* clear all */
 
-	mtdcr (uicb0sr, 0xfc000000); /* clear all */
-	mtdcr (uicb0er, 0x00000000); /* disable all */
-	mtdcr (uicb0cr, 0x00000000); /* all non-critical */
-	mtdcr (uicb0pr, 0xfc000000); /* */
-	mtdcr (uicb0tr, 0x00000000); /* */
-	mtdcr (uicb0vr, 0x00000001); /* */
+	mtdcr (uic3sr, 0xffffffff);	/* clear all */
+	mtdcr (uic3er, 0x00000000);	/* disable all */
+	mtdcr (uic3cr, 0x00000000);	/* all non-critical */
+	mtdcr (uic3pr, 0xffffffff);	/* per ref-board manual */
+	mtdcr (uic3tr, 0x00ff8c0f);	/* per ref-board manual */
+	mtdcr (uic3vr, 0x00000001);	/* int31 highest, base=0x000 */
+	mtdcr (uic3sr, 0xffffffff);	/* clear all */
+
+	mtdcr (uic0sr, 0xfc000000); /* clear all */
+	mtdcr (uic0er, 0x00000000); /* disable all */
+	mtdcr (uic0cr, 0x00000000); /* all non-critical */
+	mtdcr (uic0pr, 0xfc000000); /* */
+	mtdcr (uic0tr, 0x00000000); /* */
+	mtdcr (uic0vr, 0x00000001); /* */
 	mfsdr (sdr_mfr, mfr);
 	mfr &= ~SDR0_MFR_ECS_MASK;
 /*	mtsdr(sdr_mfr, mfr); */
diff --git a/board/amcc/taishan/taishan.c b/board/amcc/taishan/taishan.c
index b6c3065..fdd82e7 100644
--- a/board/amcc/taishan/taishan.c
+++ b/board/amcc/taishan/taishan.c
@@ -119,36 +119,48 @@
 	/*--------------------------------------------------------------------
 	 * Setup the interrupt controller polarities, triggers, etc.
 	 *-------------------------------------------------------------------*/
-	mtdcr (uic0sr, 0xffffffff);	/* clear all */
-	mtdcr (uic0er, 0x00000000);	/* disable all */
-	mtdcr (uic0cr, 0x00000009);	/* SMI & UIC1 crit are critical */
-	mtdcr (uic0pr, 0xfffffe13);	/* per ref-board manual */
-	mtdcr (uic0tr, 0x01c00008);	/* per ref-board manual */
-	mtdcr (uic0vr, 0x00000001);	/* int31 highest, base=0x000 */
-	mtdcr (uic0sr, 0xffffffff);	/* clear all */
-
+	/*
+	 * Because of the interrupt handling rework to handle 440GX interrupts
+	 * with the common code, we needed to change names of the UIC registers.
+	 * Here the new relationship:
+	 *
+	 * U-Boot name	440GX name
+	 * -----------------------
+	 * UIC0		UICB0
+	 * UIC1		UIC0
+	 * UIC2		UIC1
+	 * UIC3		UIC2
+	 */
 	mtdcr (uic1sr, 0xffffffff);	/* clear all */
 	mtdcr (uic1er, 0x00000000);	/* disable all */
-	mtdcr (uic1cr, 0x00000000);	/* all non-critical */
-	mtdcr (uic1pr, 0xffffe0ff);	/* per ref-board manual */
-	mtdcr (uic1tr, 0x00ffc000);	/* per ref-board manual */
+	mtdcr (uic1cr, 0x00000009);	/* SMI & UIC1 crit are critical */
+	mtdcr (uic1pr, 0xfffffe13);	/* per ref-board manual */
+	mtdcr (uic1tr, 0x01c00008);	/* per ref-board manual */
 	mtdcr (uic1vr, 0x00000001);	/* int31 highest, base=0x000 */
 	mtdcr (uic1sr, 0xffffffff);	/* clear all */
 
 	mtdcr (uic2sr, 0xffffffff);	/* clear all */
 	mtdcr (uic2er, 0x00000000);	/* disable all */
 	mtdcr (uic2cr, 0x00000000);	/* all non-critical */
-	mtdcr (uic2pr, 0xffffffff);	/* per ref-board manual */
-	mtdcr (uic2tr, 0x00ff8c0f);	/* per ref-board manual */
+	mtdcr (uic2pr, 0xffffe0ff);	/* per ref-board manual */
+	mtdcr (uic2tr, 0x00ffc000);	/* per ref-board manual */
 	mtdcr (uic2vr, 0x00000001);	/* int31 highest, base=0x000 */
 	mtdcr (uic2sr, 0xffffffff);	/* clear all */
 
-	mtdcr (uicb0sr, 0xfc000000);	/* clear all */
-	mtdcr (uicb0er, 0x00000000);	/* disable all */
-	mtdcr (uicb0cr, 0x00000000);	/* all non-critical */
-	mtdcr (uicb0pr, 0xfc000000);	/* */
-	mtdcr (uicb0tr, 0x00000000);	/* */
-	mtdcr (uicb0vr, 0x00000001);	/* */
+	mtdcr (uic3sr, 0xffffffff);	/* clear all */
+	mtdcr (uic3er, 0x00000000);	/* disable all */
+	mtdcr (uic3cr, 0x00000000);	/* all non-critical */
+	mtdcr (uic3pr, 0xffffffff);	/* per ref-board manual */
+	mtdcr (uic3tr, 0x00ff8c0f);	/* per ref-board manual */
+	mtdcr (uic3vr, 0x00000001);	/* int31 highest, base=0x000 */
+	mtdcr (uic3sr, 0xffffffff);	/* clear all */
+
+	mtdcr (uic0sr, 0xfc000000);	/* clear all */
+	mtdcr (uic0er, 0x00000000);	/* disable all */
+	mtdcr (uic0cr, 0x00000000);	/* all non-critical */
+	mtdcr (uic0pr, 0xfc000000);	/* */
+	mtdcr (uic0tr, 0x00000000);	/* */
+	mtdcr (uic0vr, 0x00000001);	/* */
 
 	/* Enable two GPIO 10~11 and TraceA signal */
 	mfsdr(sdr_pfc0,reg);
diff --git a/board/prodrive/alpr/alpr.c b/board/prodrive/alpr/alpr.c
index 131a62d..cc491d0 100644
--- a/board/prodrive/alpr/alpr.c
+++ b/board/prodrive/alpr/alpr.c
@@ -48,36 +48,48 @@
 	/*--------------------------------------------------------------------
 	 * Setup the interrupt controller polarities, triggers, etc.
 	 *-------------------------------------------------------------------*/
-	mtdcr (uic0sr, 0xffffffff);	/* clear all */
-	mtdcr (uic0er, 0x00000000);	/* disable all */
-	mtdcr (uic0cr, 0x00000009);	/* SMI & UIC1 crit are critical */
-	mtdcr (uic0pr, 0xfffffe03);	/* per manual */
-	mtdcr (uic0tr, 0x01c00000);	/* per manual */
-	mtdcr (uic0vr, 0x00000001);	/* int31 highest, base=0x000 */
-	mtdcr (uic0sr, 0xffffffff);	/* clear all */
-
+	/*
+	 * Because of the interrupt handling rework to handle 440GX interrupts
+	 * with the common code, we needed to change names of the UIC registers.
+	 * Here the new relationship:
+	 *
+	 * U-Boot name	440GX name
+	 * -----------------------
+	 * UIC0		UICB0
+	 * UIC1		UIC0
+	 * UIC2		UIC1
+	 * UIC3		UIC2
+	 */
 	mtdcr (uic1sr, 0xffffffff);	/* clear all */
 	mtdcr (uic1er, 0x00000000);	/* disable all */
-	mtdcr (uic1cr, 0x00000000);	/* all non-critical */
-	mtdcr (uic1pr, 0xffffe0ff);	/* per ref-board manual */
-	mtdcr (uic1tr, 0x00ffc000);	/* per ref-board manual */
+	mtdcr (uic1cr, 0x00000009);	/* SMI & UIC1 crit are critical */
+	mtdcr (uic1pr, 0xfffffe03);	/* per manual */
+	mtdcr (uic1tr, 0x01c00000);	/* per manual */
 	mtdcr (uic1vr, 0x00000001);	/* int31 highest, base=0x000 */
 	mtdcr (uic1sr, 0xffffffff);	/* clear all */
 
 	mtdcr (uic2sr, 0xffffffff);	/* clear all */
 	mtdcr (uic2er, 0x00000000);	/* disable all */
 	mtdcr (uic2cr, 0x00000000);	/* all non-critical */
-	mtdcr (uic2pr, 0xffffffff);	/* per ref-board manual */
-	mtdcr (uic2tr, 0x00ff8c0f);	/* per ref-board manual */
+	mtdcr (uic2pr, 0xffffe0ff);	/* per ref-board manual */
+	mtdcr (uic2tr, 0x00ffc000);	/* per ref-board manual */
 	mtdcr (uic2vr, 0x00000001);	/* int31 highest, base=0x000 */
 	mtdcr (uic2sr, 0xffffffff);	/* clear all */
 
-	mtdcr (uicb0sr, 0xfc000000); /* clear all */
-	mtdcr (uicb0er, 0x00000000); /* disable all */
-	mtdcr (uicb0cr, 0x00000000); /* all non-critical */
-	mtdcr (uicb0pr, 0xfc000000); /* */
-	mtdcr (uicb0tr, 0x00000000); /* */
-	mtdcr (uicb0vr, 0x00000001); /* */
+	mtdcr (uic3sr, 0xffffffff);	/* clear all */
+	mtdcr (uic3er, 0x00000000);	/* disable all */
+	mtdcr (uic3cr, 0x00000000);	/* all non-critical */
+	mtdcr (uic3pr, 0xffffffff);	/* per ref-board manual */
+	mtdcr (uic3tr, 0x00ff8c0f);	/* per ref-board manual */
+	mtdcr (uic3vr, 0x00000001);	/* int31 highest, base=0x000 */
+	mtdcr (uic3sr, 0xffffffff);	/* clear all */
+
+	mtdcr (uic0sr, 0xfc000000); /* clear all */
+	mtdcr (uic0er, 0x00000000); /* disable all */
+	mtdcr (uic0cr, 0x00000000); /* all non-critical */
+	mtdcr (uic0pr, 0xfc000000); /* */
+	mtdcr (uic0tr, 0x00000000); /* */
+	mtdcr (uic0vr, 0x00000001); /* */
 
 	/* Setup shutdown/SSD empty interrupt as inputs */
 	out32(GPIO0_TCR, in32(GPIO0_TCR) & ~(CFG_GPIO_SHUTDOWN | CFG_GPIO_SSD_EMPTY));
diff --git a/board/sandburst/karef/karef.c b/board/sandburst/karef/karef.c
index 2d71d3b..72ce976 100644
--- a/board/sandburst/karef/karef.c
+++ b/board/sandburst/karef/karef.c
@@ -195,36 +195,48 @@
 	/*--------------------------------------------------------------------+
 	 * Setup the interrupt controller polarities, triggers, etc.
 	 +-------------------------------------------------------------------*/
-	mtdcr (uic0sr, 0xffffffff);	/* clear all */
-	mtdcr (uic0er, 0x00000000);	/* disable all */
-	mtdcr (uic0cr, 0x00000000);	/* all non- critical */
-	mtdcr (uic0pr, 0xfffffe03);	/* polarity */
-	mtdcr (uic0tr, 0x01c00000);	/* trigger edge vs level */
-	mtdcr (uic0vr, 0x00000001);	/* int31 highest, base=0x000 */
-	mtdcr (uic0sr, 0xffffffff);	/* clear all */
-
+	/*
+	 * Because of the interrupt handling rework to handle 440GX interrupts
+	 * with the common code, we needed to change names of the UIC registers.
+	 * Here the new relationship:
+	 *
+	 * U-Boot name	440GX name
+	 * -----------------------
+	 * UIC0		UICB0
+	 * UIC1		UIC0
+	 * UIC2		UIC1
+	 * UIC3		UIC2
+	 */
 	mtdcr (uic1sr, 0xffffffff);	/* clear all */
 	mtdcr (uic1er, 0x00000000);	/* disable all */
-	mtdcr (uic1cr, 0x00000000);	/* all non-critical */
-	mtdcr (uic1pr, 0xffffc8ff);	/* polarity */
-	mtdcr (uic1tr, 0x00ff0000);	/* trigger edge vs level */
+	mtdcr (uic1cr, 0x00000000);	/* all non- critical */
+	mtdcr (uic1pr, 0xfffffe03);	/* polarity */
+	mtdcr (uic1tr, 0x01c00000);	/* trigger edge vs level */
 	mtdcr (uic1vr, 0x00000001);	/* int31 highest, base=0x000 */
 	mtdcr (uic1sr, 0xffffffff);	/* clear all */
 
 	mtdcr (uic2sr, 0xffffffff);	/* clear all */
 	mtdcr (uic2er, 0x00000000);	/* disable all */
 	mtdcr (uic2cr, 0x00000000);	/* all non-critical */
-	mtdcr (uic2pr, 0xffff83ff);	/* polarity */
-	mtdcr (uic2tr, 0x00ff8c0f);	/* trigger edge vs level */
+	mtdcr (uic2pr, 0xffffc8ff);	/* polarity */
+	mtdcr (uic2tr, 0x00ff0000);	/* trigger edge vs level */
 	mtdcr (uic2vr, 0x00000001);	/* int31 highest, base=0x000 */
 	mtdcr (uic2sr, 0xffffffff);	/* clear all */
 
-	mtdcr (uicb0sr, 0xfc000000);	/* clear all */
-	mtdcr (uicb0er, 0x00000000);	/* disable all */
-	mtdcr (uicb0cr, 0x00000000);	/* all non-critical */
-	mtdcr (uicb0pr, 0xfc000000);
-	mtdcr (uicb0tr, 0x00000000);
-	mtdcr (uicb0vr, 0x00000001);
+	mtdcr (uic3sr, 0xffffffff);	/* clear all */
+	mtdcr (uic3er, 0x00000000);	/* disable all */
+	mtdcr (uic3cr, 0x00000000);	/* all non-critical */
+	mtdcr (uic3pr, 0xffff83ff);	/* polarity */
+	mtdcr (uic3tr, 0x00ff8c0f);	/* trigger edge vs level */
+	mtdcr (uic3vr, 0x00000001);	/* int31 highest, base=0x000 */
+	mtdcr (uic3sr, 0xffffffff);	/* clear all */
+
+	mtdcr (uic0sr, 0xfc000000);	/* clear all */
+	mtdcr (uic0er, 0x00000000);	/* disable all */
+	mtdcr (uic0cr, 0x00000000);	/* all non-critical */
+	mtdcr (uic0pr, 0xfc000000);
+	mtdcr (uic0tr, 0x00000000);
+	mtdcr (uic0vr, 0x00000001);
 
 	fpga_init();
 
diff --git a/board/sandburst/metrobox/metrobox.c b/board/sandburst/metrobox/metrobox.c
index 9704901..63c91dc 100644
--- a/board/sandburst/metrobox/metrobox.c
+++ b/board/sandburst/metrobox/metrobox.c
@@ -185,36 +185,48 @@
 	/*--------------------------------------------------------------------+
 	 * Setup the interrupt controller polarities, triggers, etc.
 	 +-------------------------------------------------------------------*/
-	mtdcr (uic0sr, 0xffffffff);	/* clear all */
-	mtdcr (uic0er, 0x00000000);	/* disable all */
-	mtdcr (uic0cr, 0x00000000);	/* all non- critical */
-	mtdcr (uic0pr, 0xfffffe03);	/* polarity */
-	mtdcr (uic0tr, 0x01c00000);	/* trigger edge vs level */
-	mtdcr (uic0vr, 0x00000001);	/* int31 highest, base=0x000 */
-	mtdcr (uic0sr, 0xffffffff);	/* clear all */
-
+	/*
+	 * Because of the interrupt handling rework to handle 440GX interrupts
+	 * with the common code, we needed to change names of the UIC registers.
+	 * Here the new relationship:
+	 *
+	 * U-Boot name	440GX name
+	 * -----------------------
+	 * UIC0		UICB0
+	 * UIC1		UIC0
+	 * UIC2		UIC1
+	 * UIC3		UIC2
+	 */
 	mtdcr (uic1sr, 0xffffffff);	/* clear all */
 	mtdcr (uic1er, 0x00000000);	/* disable all */
-	mtdcr (uic1cr, 0x00000000);	/* all non-critical */
-	mtdcr (uic1pr, 0xffffc8ff);	/* polarity */
-	mtdcr (uic1tr, 0x00ff0000);	/* trigger edge vs level */
+	mtdcr (uic1cr, 0x00000000);	/* all non- critical */
+	mtdcr (uic1pr, 0xfffffe03);	/* polarity */
+	mtdcr (uic1tr, 0x01c00000);	/* trigger edge vs level */
 	mtdcr (uic1vr, 0x00000001);	/* int31 highest, base=0x000 */
 	mtdcr (uic1sr, 0xffffffff);	/* clear all */
 
 	mtdcr (uic2sr, 0xffffffff);	/* clear all */
 	mtdcr (uic2er, 0x00000000);	/* disable all */
 	mtdcr (uic2cr, 0x00000000);	/* all non-critical */
-	mtdcr (uic2pr, 0xffff83ff);	/* polarity */
-	mtdcr (uic2tr, 0x00ff8c0f);	/* trigger edge vs level */
+	mtdcr (uic2pr, 0xffffc8ff);	/* polarity */
+	mtdcr (uic2tr, 0x00ff0000);	/* trigger edge vs level */
 	mtdcr (uic2vr, 0x00000001);	/* int31 highest, base=0x000 */
 	mtdcr (uic2sr, 0xffffffff);	/* clear all */
 
-	mtdcr (uicb0sr, 0xfc000000);	/* clear all */
-	mtdcr (uicb0er, 0x00000000);	/* disable all */
-	mtdcr (uicb0cr, 0x00000000);	/* all non-critical */
-	mtdcr (uicb0pr, 0xfc000000);
-	mtdcr (uicb0tr, 0x00000000);
-	mtdcr (uicb0vr, 0x00000001);
+	mtdcr (uic3sr, 0xffffffff);	/* clear all */
+	mtdcr (uic3er, 0x00000000);	/* disable all */
+	mtdcr (uic3cr, 0x00000000);	/* all non-critical */
+	mtdcr (uic3pr, 0xffff83ff);	/* polarity */
+	mtdcr (uic3tr, 0x00ff8c0f);	/* trigger edge vs level */
+	mtdcr (uic3vr, 0x00000001);	/* int31 highest, base=0x000 */
+	mtdcr (uic3sr, 0xffffffff);	/* clear all */
+
+	mtdcr (uic0sr, 0xfc000000);	/* clear all */
+	mtdcr (uic0er, 0x00000000);	/* disable all */
+	mtdcr (uic0cr, 0x00000000);	/* all non-critical */
+	mtdcr (uic0pr, 0xfc000000);
+	mtdcr (uic0tr, 0x00000000);
+	mtdcr (uic0vr, 0x00000001);
 
 	fpga_init();
 
diff --git a/board/xpedite1k/xpedite1k.c b/board/xpedite1k/xpedite1k.c
index bc7e3bd..c94a345 100644
--- a/board/xpedite1k/xpedite1k.c
+++ b/board/xpedite1k/xpedite1k.c
@@ -59,36 +59,48 @@
 	/*--------------------------------------------------------------------
 	 * Setup the interrupt controller polarities, triggers, etc.
 	 *-------------------------------------------------------------------*/
-	mtdcr (uic0sr, 0xffffffff);	/* clear all */
-	mtdcr (uic0er, 0x00000000);	/* disable all */
-	mtdcr (uic0cr, 0x00000003);	/* SMI & UIC1 crit are critical */
-	mtdcr (uic0pr, 0xfffffe00);	/* per ref-board manual */
-	mtdcr (uic0tr, 0x01c00000);	/* per ref-board manual */
-	mtdcr (uic0vr, 0x00000001);	/* int31 highest, base=0x000 */
-	mtdcr (uic0sr, 0xffffffff);	/* clear all */
-
+	/*
+	 * Because of the interrupt handling rework to handle 440GX interrupts
+	 * with the common code, we needed to change names of the UIC registers.
+	 * Here the new relationship:
+	 *
+	 * U-Boot name	440GX name
+	 * -----------------------
+	 * UIC0		UICB0
+	 * UIC1		UIC0
+	 * UIC2		UIC1
+	 * UIC3		UIC2
+	 */
 	mtdcr (uic1sr, 0xffffffff);	/* clear all */
 	mtdcr (uic1er, 0x00000000);	/* disable all */
-	mtdcr (uic1cr, 0x00000000);	/* all non-critical */
-	mtdcr (uic1pr, 0xffffc0ff);	/* per ref-board manual */
-	mtdcr (uic1tr, 0x00ff8000);	/* per ref-board manual */
+	mtdcr (uic1cr, 0x00000003);	/* SMI & UIC1 crit are critical */
+	mtdcr (uic1pr, 0xfffffe00);	/* per ref-board manual */
+	mtdcr (uic1tr, 0x01c00000);	/* per ref-board manual */
 	mtdcr (uic1vr, 0x00000001);	/* int31 highest, base=0x000 */
 	mtdcr (uic1sr, 0xffffffff);	/* clear all */
 
 	mtdcr (uic2sr, 0xffffffff);	/* clear all */
 	mtdcr (uic2er, 0x00000000);	/* disable all */
 	mtdcr (uic2cr, 0x00000000);	/* all non-critical */
-	mtdcr (uic2pr, 0xffffffff);	/* per ref-board manual */
-	mtdcr (uic2tr, 0x00ff8c0f);	/* per ref-board manual */
+	mtdcr (uic2pr, 0xffffc0ff);	/* per ref-board manual */
+	mtdcr (uic2tr, 0x00ff8000);	/* per ref-board manual */
 	mtdcr (uic2vr, 0x00000001);	/* int31 highest, base=0x000 */
 	mtdcr (uic2sr, 0xffffffff);	/* clear all */
 
-	mtdcr (uicb0sr, 0xfc000000); /* clear all */
-	mtdcr (uicb0er, 0x00000000); /* disable all */
-	mtdcr (uicb0cr, 0x00000000); /* all non-critical */
-	mtdcr (uicb0pr, 0xfc000000); /* */
-	mtdcr (uicb0tr, 0x00000000); /* */
-	mtdcr (uicb0vr, 0x00000001); /* */
+	mtdcr (uic3sr, 0xffffffff);	/* clear all */
+	mtdcr (uic3er, 0x00000000);	/* disable all */
+	mtdcr (uic3cr, 0x00000000);	/* all non-critical */
+	mtdcr (uic3pr, 0xffffffff);	/* per ref-board manual */
+	mtdcr (uic3tr, 0x00ff8c0f);	/* per ref-board manual */
+	mtdcr (uic3vr, 0x00000001);	/* int31 highest, base=0x000 */
+	mtdcr (uic3sr, 0xffffffff);	/* clear all */
+
+	mtdcr (uic0sr, 0xfc000000); /* clear all */
+	mtdcr (uic0er, 0x00000000); /* disable all */
+	mtdcr (uic0cr, 0x00000000); /* all non-critical */
+	mtdcr (uic0pr, 0xfc000000); /* */
+	mtdcr (uic0tr, 0x00000000); /* */
+	mtdcr (uic0vr, 0x00000001); /* */
 
 	LED0_ON();