--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/nuc-fw/bsp/armio.c	Sat Aug 31 23:43:23 2013 +0000
@@ -0,0 +1,239 @@
+/*
+ * ARMIO.C 
+ *
+ *
+ * Control diagnostic bits
+ *
+ * Reference : GCS207
+ *
+ */
+
+
+#include "../include/config.h"
+#include "../include/sys_types.h"
+
+#include "mem.h"
+#include "iq.h"
+#include "armio.h"
+
+#if 0
+/* FreeCalypso: abb.h hasn't been integrated yet */
+#include "abb.h"	 // for AI_Power function : to be removed, use ABB_Power_Off in abb.c file instead !!!
+#endif
+
+#if (CHIPSET != 12)
+/*
+ * AI_EnableBit
+ *
+ * Enable ARMIO input/output bit (see CLKM module specification)
+ */
+void AI_EnableBit(int bit)
+{
+  *((volatile SYS_UWORD16 *) CLKM_IO_CNTL) |= (1<<bit); 
+}
+
+/*
+ * AI_DisableBit
+ *
+ * Disable ARMIO input/output bit (see CLKM module specification)
+ */
+void AI_DisableBit(int bit)
+{
+  *((volatile SYS_UWORD16 *) CLKM_IO_CNTL) &= ~(1<<bit); 
+}
+
+#endif /* CHIPSET != 12 */
+
+/*
+ * AI_SetBit
+ *
+ * Switch-on one bit
+ */
+void AI_SetBit(int bit)
+{
+   *((volatile SYS_UWORD16 *) ARMIO_OUT) |= (1<<bit); 
+}
+
+/*
+ * AI_ResetBit
+ *
+ * Switch-off one bit
+ */
+void AI_ResetBit(int bit)
+{
+   *((volatile SYS_UWORD16 *) ARMIO_OUT) &= ~(1<<bit); 
+}
+
+/*
+ * AI_ConfigBitAsOutput
+ *
+ * Set this bit as an output
+ */
+void AI_ConfigBitAsOutput(int bit)
+{
+   *((volatile SYS_UWORD16 *) ARMIO_IO_CNTL) &= ~(1<<bit); 
+}
+
+/*
+ * AI_ConfigBitAsInput
+ *
+ * Set this bit as an input
+ */
+void AI_ConfigBitAsInput(int bit)
+{
+   *((volatile SYS_UWORD16 *) ARMIO_IO_CNTL) |= (1<<bit); 
+}
+
+
+/*
+ * AI_ReadBit
+ *
+ * Read value in register
+ */
+SYS_BOOL AI_ReadBit(int bit)
+{
+   if ((*((volatile SYS_UWORD16 *) ARMIO_IN)) & (1<<bit))
+      return (1);
+   else
+      return (0);
+}
+
+/*
+ * AI_Power
+ *
+ * Switch-on or off the board
+ *
+ * Parameters : SYS_UWORD8 power: 1 to power-on (maintain power)
+ *                                0 to power-off
+ *
+ */
+// #if (!OP_L1_STANDALONE)
+#if 0
+void AI_Power(SYS_UWORD8 power)
+{
+  if (power == 0) 
+  {
+	ABB_Power_Off();
+  }
+}
+#endif
+
+/*
+ * AI_ResetIoConfig
+ *
+ * Reset all default IO configurations
+ *
+ */
+void AI_ResetIoConfig(void)
+{
+   *((volatile SYS_UWORD16 *) ARMIO_IO_CNTL) = 0xFFFF; // all bits are inputs
+#if (CHIPSET != 12)
+   *((volatile SYS_UWORD16 *) CLKM_IO_CNTL) = 0;       // default config
+  #endif /* CHIPSET != 12 */
+}
+
+
+/*
+ * AI_ClockEnable
+ *
+ * Enable ARMIO clock module
+ *
+ */
+void AI_ClockEnable(void)
+{
+   *((volatile SYS_UWORD16 *) ARMIO_CNTL_REG) |= ARMIO_CLOCKEN;    // set to 1 bit 5
+}
+
+/*
+ * The target-specific AI_InitIOConfig() function will need to go here.
+ */
+
+/*
+ * AI_SelectIOForIT
+ *
+ * Select which IO will be used to generate an interrupt.
+ * 'Edge' specifies if interrup must be detected on falling or rising edge.
+ *
+ * Warning: parameters are not checked.
+ */
+ 
+void AI_SelectIOForIT (SYS_UWORD16 Pin, SYS_UWORD16 Edge)
+{
+  #if (CHIPSET == 12)
+    /*
+     *  Update INTERRUPT_LEVEL_REG with Edge configuration on Pin selection
+     */
+    GPIO_INTERRUPT_LEVEL_REG = (Edge & 0x0001) << Pin;
+
+    /*
+     *  Update INTERRUPT_MASK_REG to enable interrupt generation on Pin selection
+     */
+    GPIO_INTERRUPT_MASK_REG = 1 << Pin;
+  #else
+    /*
+     * Bit SET_GPIO_EVENT_MODE (bit 0) is set to enable the GPIO event mode.
+     */
+     
+    *((volatile SYS_UWORD16 *) ARMIO_GPIO_EVENT_MODE) = (Pin << 1) + (Edge << 5) + 1;
+  #endif
+}
+
+#if (CHIPSET != 12)
+/*
+ * AI_CheckITSource
+ *
+ * Check if the interrupt specified by 'Source' is active or not.
+ *
+ * Output: 0: IT is not active
+ *         1: IT is active
+ *
+ * Warning: parameters are not checked.
+ *
+ * Warning: If the keypad and GPIO interrupts may occur the GPIO interrupt
+ *          must be checked first because the GPIO status bit is reset when
+ *          the register is read.
+ */
+ 
+int  AI_CheckITSource (SYS_UWORD16 Source)
+{
+    return (*((volatile SYS_UWORD16 *) ARMIO_KBD_GPIO_INT) & Source ? 1 : 0);
+}
+
+/*
+ * AI_UnmaskIT
+ *
+ * Unmask the IT specified by 'Source' (keyboard or GPIO).
+ *
+ * Warning: parameters are not checked.
+ */
+ 
+void AI_UnmaskIT (SYS_UWORD16 Source)
+{
+    *((volatile SYS_UWORD16 *) ARMIO_KBD_GPIO_MASKIT) &= ~Source;
+}
+
+/*
+ * AI_MaskIT
+ *
+ * Mask the IT specified by 'Source' (keyboard or GPIO).
+ *
+ * Warning: parameters are not checked.
+ */
+ 
+void AI_MaskIT (SYS_UWORD16 Source)
+{
+    *((volatile SYS_UWORD16 *) ARMIO_KBD_GPIO_MASKIT) |= Source;
+}
+#endif /* CHIPSET != 12 */
+
+#if (CHIPSET == 12)
+
+  void AI_MaskIT(SYS_UWORD16 d_io_number) {
+    GPIO_INTERRUPT_MASK_REG |= (1 << d_io_number);
+  } /* f_gpio_mask_it() */
+  
+  void AI_UnmaskIT(SYS_UWORD16 d_io_number) {
+    GPIO_INTERRUPT_MASK_REG &= ~(1 << d_io_number);
+  } /* f_gpio_unmask_it() */
+
+#endif