4 files changed, 52 insertions, 18 deletions

diff --git a/arch/sh/boards/mach-cayman/Makefile b/arch/sh/boards/mach-cayman/Makefile
index cafe1ac3b29c..00fa3eaecb1b 100644
--- a/arch/sh/boards/mach-cayman/Makefile
+++ b/arch/sh/boards/mach-cayman/Makefile
@@ -1,4 +1,4 @@
 #
 # Makefile for the Hitachi Cayman specific parts of the kernel
 #
-obj-y := setup.o irq.o
+obj-y := setup.o irq.o panic.o
diff --git a/arch/sh/boards/mach-cayman/irq.c b/arch/sh/boards/mach-cayman/irq.c
index da62ad516994..33f770856319 100644
--- a/arch/sh/boards/mach-cayman/irq.c
+++ b/arch/sh/boards/mach-cayman/irq.c
@@ -142,26 +142,11 @@ int cayman_irq_demux(int evt)
         return irq;
 }
 
-#if defined(CONFIG_PROC_FS) && defined(CONFIG_SYSCTL)
-int cayman_irq_describe(char* p, int irq)
-{
-        if (irq < NR_INTC_IRQS) {
-                return intc_irq_describe(p, irq);
-        } else if (irq < NR_INTC_IRQS + 8) {
-                return sprintf(p, "(SMSC %d)", irq - NR_INTC_IRQS);
-        } else if ((irq >= NR_INTC_IRQS + 24) && (irq < NR_INTC_IRQS + 32)) {
-                return sprintf(p, "(PCI2 %d)", irq - (NR_INTC_IRQS + 24));
-        }
-
-        return 0;
-}
-#endif
-
 void init_cayman_irq(void)
 {
         int i;
 
-        epld_virt = onchip_remap(EPLD_BASE, 1024, "EPLD");
+        epld_virt = (unsigned long)ioremap_nocache(EPLD_BASE, 1024);
         if (!epld_virt) {
                 printk(KERN_ERR "Cayman IRQ: Unable to remap EPLD\n");
                 return;
diff --git a/arch/sh/boards/mach-cayman/panic.c b/arch/sh/boards/mach-cayman/panic.c
new file mode 100644
index 000000000000..d1e67306d07c
--- /dev/null
+++ b/arch/sh/boards/mach-cayman/panic.c
@@ -0,0 +1,49 @@
+/*
+ * Copyright (C) 2003  Richard Curnow, SuperH UK Limited
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License.  See the file "COPYING" in the main directory of this archive
+ * for more details.
+ */
+
+#include <linux/kernel.h>
+#include <linux/io.h>
+#include <cpu/registers.h>
+
+/* THIS IS A PHYSICAL ADDRESS */
+#define HDSP2534_ADDR (0x04002100)
+
+static void poor_mans_delay(void)
+{
+        int i;
+
+        for (i = 0; i < 2500000; i++)
+                cpu_relax();
+}
+
+static void show_value(unsigned long x)
+{
+        int i;
+        unsigned nibble;
+        for (i = 0; i < 8; i++) {
+                nibble = ((x >> (i * 4)) & 0xf);
+
+                __raw_writeb(nibble + ((nibble > 9) ? 55 : 48),
+                          HDSP2534_ADDR + 0xe0 + ((7 - i) << 2));
+        }
+}
+
+void
+panic_handler(unsigned long panicPC, unsigned long panicSSR,
+              unsigned long panicEXPEVT)
+{
+        while (1) {
+                /* This piece of code displays the PC on the LED display */
+                show_value(panicPC);
+                poor_mans_delay();
+                show_value(panicSSR);
+                poor_mans_delay();
+                show_value(panicEXPEVT);
+                poor_mans_delay();
+        }
+}
diff --git a/arch/sh/boards/mach-cayman/setup.c b/arch/sh/boards/mach-cayman/setup.c
index e7f9cc5f2ff1..7e8216ac31bd 100644
--- a/arch/sh/boards/mach-cayman/setup.c
+++ b/arch/sh/boards/mach-cayman/setup.c
@@ -102,7 +102,7 @@ static int __init smsc_superio_setup(void)
 {
         unsigned char devid, devrev;
 
-        smsc_superio_virt = onchip_remap(SMSC_SUPERIO_BASE, 1024, "SMSC SuperIO");
+        smsc_superio_virt = (unsigned long)ioremap_nocache(SMSC_SUPERIO_BASE, 1024);
         if (!smsc_superio_virt) {
                 panic("Unable to remap SMSC SuperIO\n");
         }