Index: bsps/arm/csb336/clock/clockdrv.c
===================================================================
--- bsps/arm/csb336/clock/clockdrv.c	(revision 7632906fc290b652416ab59eb5fb49356c064ed6)
+++ bsps/arm/csb336/clock/clockdrv.c	(revision 7632906fc290b652416ab59eb5fb49356c064ed6)
@@ -0,0 +1,134 @@
+/*
+ *  MC9328MXL clock specific using the System Timer
+ */
+
+/*
+ *  Copyright (c) 2004 by Cogent Computer Systems
+ *  Written by Jay Monkman <jtm@lopingdog.com>
+ *
+ *  The license and distribution terms for this file may be
+ *  found in the file LICENSE in this distribution or at
+ *  http://www.rtems.org/license/LICENSE.
+ */
+
+#include <rtems.h>
+#include <bsp.h>
+#include <bsp/irq.h>
+#include <mc9328mxl.h>
+#include <rtems/bspIo.h>  /* for printk */
+
+/* this is defined in ../../../shared/dev/clock/clockimpl.h */
+void Clock_isr(rtems_irq_hdl_param arg);
+static void clock_isr_on(const rtems_irq_connect_data *unused);
+static void clock_isr_off(const rtems_irq_connect_data *unused);
+static int clock_isr_is_on(const rtems_irq_connect_data *irq);
+
+/* Replace the first value with the clock's interrupt name. */
+rtems_irq_connect_data clock_isr_data = {
+  .name   = BSP_INT_TIMER1,
+  .hdl    = Clock_isr,
+  .handle = (void *)BSP_INT_TIMER1,
+  .on     = clock_isr_on,
+  .off    = clock_isr_off,
+  .isOn   = clock_isr_is_on,
+};
+
+/**
+ * When we get the clock interrupt
+ *    - clear the interrupt bit?
+ *    - restart the timer?
+ */
+#define Clock_driver_support_at_tick()               \
+  do {                                               \
+    uint32_t reg;                                    \
+                                                     \
+    reg = MC9328MXL_TMR1_TSTAT;                      \
+    (void) reg; /* avoid set but not used warning */ \
+    MC9328MXL_TMR1_TSTAT = 0;                        \
+  } while(0)
+
+/**
+ * Installs the clock ISR. You shouldn't need to change this.
+ */
+#define Clock_driver_support_install_isr( _new ) \
+  BSP_install_rtems_irq_handler(&clock_isr_data)
+
+/**
+ * Initialize the hardware for the clock
+ *   - Set the frequency
+ *   - enable it
+ *   - clear any pending interrupts
+ *
+ * Since you may want the clock always running, you can
+ * enable interrupts here. If you do so, the clock_isr_on(),
+ * clock_isr_off(), and clock_isr_is_on() functions can be
+ * NOPs.
+ */
+#define Clock_driver_support_initialize_hardware() \
+  do { \
+        int freq; \
+        int cnt; \
+        freq = get_perclk1_freq(); \
+        printk("perclk1 freq is %d\n", freq); \
+        cnt = ((long long)freq * rtems_configuration_get_microseconds_per_tick() + 500000) / 1000000;\
+        printk("cnt freq is %d\n", cnt); \
+        MC9328MXL_TMR1_TCMP = cnt; \
+        /* use PERCLK1 as input, enable timer */ \
+        MC9328MXL_TMR1_TCTL = (MC9328MXL_TMR_TCTL_CLKSRC_PCLK1 | \
+                               MC9328MXL_TMR_TCTL_TEN | \
+                               MC9328MXL_TMR_TCTL_IRQEN); \
+        /* set prescaler to 1 (register value + 1) */ \
+        MC9328MXL_TMR1_TPRER = 0; \
+     } while (0)
+
+/**
+ * Do whatever you need to shut the clock down and remove the
+ * interrupt handler. Since this normally only gets called on
+ * RTEMS shutdown, you may not need to do anything other than
+ * remove the ISR.
+ */
+#define Clock_driver_support_shutdown_hardware()                        \
+  do {                                                                  \
+    /* Disable timer */ \
+    MC9328MXL_TMR1_TCTL = 0; \
+    BSP_remove_rtems_irq_handler(&clock_isr_data);                  \
+  } while (0)
+
+/**
+ * Enables clock interrupt.
+ *
+ * If the interrupt is always on, this can be a NOP.
+ */
+static void clock_isr_on(const rtems_irq_connect_data *unused)
+{
+  MC9328MXL_TMR1_TCTL |= MC9328MXL_TMR_TCTL_IRQEN;
+  MC9328MXL_AITC_INTENNUM = MC9328MXL_INT_TIMER1;
+}
+
+/**
+ * Disables clock interrupts
+ *
+ * If the interrupt is always on, this can be a NOP.
+ */
+static void clock_isr_off(const rtems_irq_connect_data *unused)
+{
+  MC9328MXL_TMR1_TCTL &= ~MC9328MXL_TMR_TCTL_IRQEN;
+  MC9328MXL_AITC_INTDISNUM = MC9328MXL_INT_TIMER1;
+}
+
+/**
+ * Tests to see if clock interrupt is enabled, and returns 1 if so.
+ * If interrupt is not enabled, returns 0.
+ *
+ * If the interrupt is always on, this always returns 1.
+ */
+static int clock_isr_is_on(const rtems_irq_connect_data *irq)
+{
+  return MC9328MXL_TMR1_TCTL & MC9328MXL_TMR_TCTL_IRQEN;
+}
+
+#define CLOCK_DRIVER_USE_DUMMY_TIMECOUNTER
+
+/* Make sure to include this, and only at the end of the file */
+
+#include "../../../shared/dev/clock/clockimpl.h"
