diff --git a/arch/mips/src/pic32mx/pic32mx-flash.h b/arch/mips/src/pic32mx/pic32mx-flash.h
new file mode 100755
index 0000000000..8ef9f31867
--- /dev/null
+++ b/arch/mips/src/pic32mx/pic32mx-flash.h
@@ -0,0 +1,130 @@
+ /********************************************************************************************
+ * arch/mips/src/pic32mx/pic32mx-flash.h
+ *
+ *   Copyright (C) 2011 Gregory Nutt. All rights reserved.
+ *   Author: Gregory Nutt <spudmonkey@racsa.co.cr>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ * 3. Neither the name NuttX nor the names of its contributors may be
+ *    used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+ * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+ * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+ * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ *
+ ********************************************************************************************/
+
+#ifndef __ARCH_MIPS_SRC_PIC32MX_PIC32MX_FLASH_H
+#define __ARCH_MIPS_SRC_PIC32MX_PIC32MX_FLASH_H
+
+ /********************************************************************************************
+ * Included Files
+ ********************************************************************************************/
+
+#include <nuttx/config.h>
+
+#include "pic32mx-memorymap.h"
+
+ /********************************************************************************************
+ * Pre-Processor Definitions
+ ********************************************************************************************/
+/* Register Offsets *************************************************************************/
+
+#define PIC32MX_FLASH_NVMCON_OFFSET     0x0000 /* Programming Control Register */
+#define PIC32MX_FLASH_NVMCONCLR_OFFSET  0x0004 /* Programming Control Clear Register */
+#define PIC32MX_FLASH_NVMCONSET_OFFSET  0x0008 /* Programming Control Set Register */
+#define PIC32MX_FLASH_NVMCONINV_OFFSET  0x000c /* Programming Control Invert Register */
+#define PIC32MX_FLASH_NVMKEY_OFFSET     0x0010 /* Programming Unlock Register */
+#define PIC32MX_FLASH_NVMADDR_OFFSET    0x0020 /* Flash Address Register */
+#define PIC32MX_FLASH_NVMADDRCLR_OFFSET 0x0024 /* Flash Address Clear Register */
+#define PIC32MX_FLASH_NVMADDRSET_OFFSET 0x0028 /* Flash Address Set Register */
+#define PIC32MX_FLASH_NVMADDRINV_OFFSET 0x002c /* Flash Address Invert Register */
+#define PIC32MX_FLASH_NVMDATA_OFFSET    0x0030 /* Flash Program Data Register */
+#define PIC32MX_FLASH_NVMSRCADDR_OFFSET 0x0040 /* Source Data Address Register */
+
+/* Register Addresses ***********************************************************************/
+
+#define PIC32MX_FLASH_NVMCON            (PIC32MX_FLASH_K1BASE+PIC32MX_FLASH_NVMCON_OFFSET)
+#define PIC32MX_FLASH_NVMCONCLR         (PIC32MX_FLASH_K1BASE+PIC32MX_FLASH_NVMCONCLR_OFFSET)
+#define PIC32MX_FLASH_NVMCONSET         (PIC32MX_FLASH_K1BASE+PIC32MX_FLASH_NVMCONSET_OFFSET)
+#define PIC32MX_FLASH_NVMCONINV         (PIC32MX_FLASH_K1BASE+PIC32MX_FLASH_NVMCONINV_OFFSET)
+#define PIC32MX_FLASH_NVMKEY            (PIC32MX_FLASH_K1BASE+PIC32MX_FLASH_NVMKEY_OFFSET)
+#define PIC32MX_FLASH_NVMADDRCLR        (PIC32MX_FLASH_K1BASE+PIC32MX_FLASH_NVMADDRCLR_OFFSET)
+#define PIC32MX_FLASH_NVMADDRSET        (PIC32MX_FLASH_K1BASE+PIC32MX_FLASH_NVMADDRSET_OFFSET)
+#define PIC32MX_FLASH_NVMADDRINV        (PIC32MX_FLASH_K1BASE+PIC32MX_FLASH_NVMADDRINV_OFFSET)
+#define PIC32MX_FLASH_NVMADDR           (PIC32MX_FLASH_K1BASE+PIC32MX_FLASH_NVMADDR_OFFSET)
+#define PIC32MX_FLASH_NVMDATA           (PIC32MX_FLASH_K1BASE+PIC32MX_FLASH_NVMDATA_OFFSET)
+#define PIC32MX_FLASH_NVMSRCADDR        (PIC32MX_FLASH_K1BASE+PIC32MX_FLASH_NVMSRCADDR_OFFSET)
+
+/* Register Bit-Field Definitions ***********************************************************/
+
+/* Programming Control Register */
+
+#define FLASH_NVMCON_NVMOP_SHIFT        (0)       /* Bits 0-3: NVM operation */
+#define FLASH_NVMCON_NVMOP_MASK         (15 << FLASH_NVMCON_NVMOP_SHIFT)
+#  define FLASH_NVMCON_NVMOP_NOP        (0 << FLASH_NVMCON_NVMOP_SHIFT) /* No operation */
+#  define FLASH_NVMCON_NVMOP_WDPROG     (1 << FLASH_NVMCON_NVMOP_SHIFT) /* Word program operation */
+#  define FLASH_NVMCON_NVMOP_ROWPROG    (3 << FLASH_NVMCON_NVMOP_SHIFT) /* Row program operation */
+#  define FLASH_NVMCON_NVMOP_PFMERASE   (4 << FLASH_NVMCON_NVMOP_SHIFT) /* Page erase operation */
+#  define FLASH_NVMCON_NVMOP_PFMERASE   (5 << FLASH_NVMCON_NVMOP_SHIFT) /* PFM erase operationxx */
+#define FLASH_NVMCON_LVDSTAT            (1 << 11) /* Bit nn: Low-voltage detect status */
+#define FLASH_NVMCON_LVDERR             (1 << 12) /* Bit nn: Low-voltage detect error */
+#define FLASH_NVMCON_WRERR              (1 << 13) /* Bit nn: Write error */
+#define FLASH_NVMCON_WREN               (1 << 14) /* Bit nn: Write enable */
+#define FLASH_NVMCON_WR                 (1 << 15) /* Bit nn: Write control */
+
+/* Programming Unlock Register -- 32 Bits of data */
+
+/* Flash Address Register -- 32 Bits of data */
+
+/* Flash Program Data Register -- 32 Bits of data */
+
+/* Source Data Address Register -- 32 Bits of data */
+
+ /********************************************************************************************
+ * Public Types
+ ********************************************************************************************/
+
+#ifndef __ASSEMBLY__
+
+ /********************************************************************************************
+ * Inline Functions
+ ********************************************************************************************/
+
+ /********************************************************************************************
+ * Public Function Prototypes
+ ********************************************************************************************/
+
+#ifdef __cplusplus
+#define EXTERN extern "C"
+extern "C" {
+#else
+#define EXTERN extern
+#endif
+
+#undef EXTERN
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __ASSEMBLY__ */
+#endif /* __ARCH_MIPS_SRC_PIC32MX_PIC32MX_FLASH_H */
diff --git a/arch/mips/src/pic32mx/pic32mx-memorymap.h b/arch/mips/src/pic32mx/pic32mx-memorymap.h
index e3e5eb07e9..2251bc1aac 100755
--- a/arch/mips/src/pic32mx/pic32mx-memorymap.h
+++ b/arch/mips/src/pic32mx/pic32mx-memorymap.h
@@ -1,4 +1,4 @@
-/****************************************************************************
+/************************************************************************************
  * arch/mips/src/pic32mx/pic32mx-memorymap.h
  *
  *   Copyright (C) 2011 Gregory Nutt. All rights reserved.
@@ -30,184 +30,192 @@
  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
  * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  * POSSIBILITY OF SUCH DAMAGE.
- *
- ****************************************************************************/
+ ****
+ // *********************************************************************************/
 
 #ifndef __ARCH_MIPS_SRC_PIC32MX_PIC32MX_MEMORYMAP_H
 #define __ARCH_MIPS_SRC_PIC32MX_PIC32MX_MEMORYMAP_H
 
-/****************************************************************************
+/************************************************************************************
  * Included Files
- ****************************************************************************/
+ ************************************************************************************/
 
 #include <nuttx/config.h>
 
-#include "mips32-memorymap.h"
+#include "chip.h"
 
-/****************************************************************************
+/************************************************************************************
  * Pre-Processor Definitions
- ****************************************************************************/
-/* Physical Memory Map ******************************************************/
+ ************************************************************************************/
+/* This memory may be valid for other chips as well, but I don't know that */
 
-#define PIC32MX_DATAMEM_PBASE     0x00000000 /* Size depends on CHIP_DATAMEM_KB */
-#define PIC32MX_PROGFLASH_PBASE   0x1d000000 /* Size depends on CHIP_PROGFLASH_KB */
-#define PIC32MX_SFR_PBASE         0x1f800000 /* Special function registers */
-#define PIC32MX_BOOTFLASH_PBASE   0x1fc00000 /* Size depends on CHIP_BOOTFLASH_KB */
-#define PIC32MX_DEVCFG_PBASE      0x1fc02ff0 /* Device configuration registers */
+#if defined(CHIP_PIC32MX3) || defined(CHIP_PIC32MX3)
 
-/* Virtual Memory Map *******************************************************/
+/* Physical Memory Map **************************************************************/
 
-#define PIC32MX_DATAMEM_K0BASE    (KSEG0_BASE + PIC32MX_DATAMEM_PBASE)
-#define PIC32MX_PROGFLASH_K0BASE  (KSEG0_BASE + PIC32MX_PROGFLASH_PBASE)
-#define PIC32MX_BOOTFLASH_K0BASE  (KSEG0_BASE + PIC32MX_BOOTFLASH_PBASE)
-#define PIC32MX_DEVCFG_K0BASE     (KSEG0_BASE + PIC32MX_DEVCFG_PBASE)
+#  define PIC32MX_DATAMEM_PBASE     0x00000000 /* Size depends on CHIP_DATAMEM_KB */
+#  define PIC32MX_PROGFLASH_PBASE   0x1d000000 /* Size depends on CHIP_PROGFLASH_KB */
+#  define PIC32MX_SFR_PBASE         0x1f800000 /* Special function registers */
+#  define PIC32MX_BOOTFLASH_PBASE   0x1fc00000 /* Size depends on CHIP_BOOTFLASH_KB */
+#  define PIC32MX_DEVCFG_PBASE      0x1fc02ff0 /* Device configuration registers */
 
-#define PIC32MX_DATAMEM_K1BASE    (KSEG1_BASE + PIC32MX_DATAMEM_PBASE)
-#define PIC32MX_PROGFLASH_K1BASE  (KSEG1_BASE + PIC32MX_PROGFLASH_PBASE)
-#define PIC32MX_SFR_K1BASE        (KSEG1_BASE + PIC32MX_SFR_PBASE)
-#define PIC32MX_BOOTFLASH_K1BASE  (KSEG1_BASE + PIC32MX_BOOTFLASH_PBASE)
-#define PIC32MX_DEVCFG_K1BASE     (KSEG1_BASE + PIC32MX_DEVCFG_PBASE)
+/* Virtual Memory Map ***************************************************************/
 
-/* Register Base Addresses **************************************************/
+#  define PIC32MX_DATAMEM_K0BASE    (KSEG0_BASE + PIC32MX_DATAMEM_PBASE)
+#  define PIC32MX_PROGFLASH_K0BASE  (KSEG0_BASE + PIC32MX_PROGFLASH_PBASE)
+#  define PIC32MX_BOOTFLASH_K0BASE  (KSEG0_BASE + PIC32MX_BOOTFLASH_PBASE)
+#  define PIC32MX_DEVCFG_K0BASE     (KSEG0_BASE + PIC32MX_DEVCFG_PBASE)
+
+#  define PIC32MX_DATAMEM_K1BASE    (KSEG1_BASE + PIC32MX_DATAMEM_PBASE)
+#  define PIC32MX_PROGFLASH_K1BASE  (KSEG1_BASE + PIC32MX_PROGFLASH_PBASE)
+#  define PIC32MX_SFR_K1BASE        (KSEG1_BASE + PIC32MX_SFR_PBASE)
+#  define PIC32MX_BOOTFLASH_K1BASE  (KSEG1_BASE + PIC32MX_BOOTFLASH_PBASE)
+#  define PIC32MX_DEVCFG_K1BASE     (KSEG1_BASE + PIC32MX_DEVCFG_PBASE)
+
+/* Register Base Addresses **********************************************************/
 
 /* Watchdog Register Base Address */
 
-#define PIC32MX_WDT_K1BASE        (PIC32MX_SFR_K1BASE + 0x00000000)
+#  define PIC32MX_WDT_K1BASE        (PIC32MX_SFR_K1BASE + 0x00000000)
 
 /* RTCC Register Base Address */
 
-#define PIC32MX_RTCC_K1BASE       (PIC32MX_SFR_K1BASE + 0x00000200)
+#  define PIC32MX_RTCC_K1BASE       (PIC32MX_SFR_K1BASE + 0x00000200)
 
 /* Timer 1-5 Register Base Addresses */
 
-#define PIC32MX_TIMER1_K1BASE     (PIC32MX_SFR_K1BASE + 0x00000600)
-#define PIC32MX_TIMER2_K1BASE     (PIC32MX_SFR_K1BASE + 0x00000800)
-#define PIC32MX_TIMER3_K1BASE     (PIC32MX_SFR_K1BASE + 0x00000a00)
-#define PIC32MX_TIMER4_K1BASE     (PIC32MX_SFR_K1BASE + 0x00000c00)
-#define PIC32MX_TIMER5_K1BASE     (PIC32MX_SFR_K1BASE + 0x00000e00)
+#  define PIC32MX_TIMER1_K1BASE     (PIC32MX_SFR_K1BASE + 0x00000600)
+#  define PIC32MX_TIMER2_K1BASE     (PIC32MX_SFR_K1BASE + 0x00000800)
+#  define PIC32MX_TIMER3_K1BASE     (PIC32MX_SFR_K1BASE + 0x00000a00)
+#  define PIC32MX_TIMER4_K1BASE     (PIC32MX_SFR_K1BASE + 0x00000c00)
+#  define PIC32MX_TIMER5_K1BASE     (PIC32MX_SFR_K1BASE + 0x00000e00)
 
 /* Input Capture 1-5 Register Base Addresses */
 
-#define PIC32MX_INCAP1_K1BASE     (PIC32MX_SFR_K1BASE + 0x00002000)
-#define PIC32MX_INCAP2_K1BASE     (PIC32MX_SFR_K1BASE + 0x00002200)
-#define PIC32MX_INCAP3_K1BASE     (PIC32MX_SFR_K1BASE + 0x00002400)
-#define PIC32MX_INCAP4_K1BASE     (PIC32MX_SFR_K1BASE + 0x00002600)
-#define PIC32MX_INCAP5_K1BASE     (PIC32MX_SFR_K1BASE + 0x00002800)
+#  define PIC32MX_INCAP1_K1BASE     (PIC32MX_SFR_K1BASE + 0x00002000)
+#  define PIC32MX_INCAP2_K1BASE     (PIC32MX_SFR_K1BASE + 0x00002200)
+#  define PIC32MX_INCAP3_K1BASE     (PIC32MX_SFR_K1BASE + 0x00002400)
+#  define PIC32MX_INCAP4_K1BASE     (PIC32MX_SFR_K1BASE + 0x00002600)
+#  define PIC32MX_INCAP5_K1BASE     (PIC32MX_SFR_K1BASE + 0x00002800)
 
 /* Output Compare 1-5 Register Base Addresses */
 
-#define PIC32MX_OUTCMP1_K1BASE    (PIC32MX_SFR_K1BASE + 0x00003000)
-#define PIC32MX_OUTCMP2_K1BASE    (PIC32MX_SFR_K1BASE + 0x00003200)
-#define PIC32MX_OUTCMP3_K1BASE    (PIC32MX_SFR_K1BASE + 0x00003400)
-#define PIC32MX_OUTCMP4_K1BASE    (PIC32MX_SFR_K1BASE + 0x00003600)
-#define PIC32MX_OUTCMP5_K1BASE    (PIC32MX_SFR_K1BASE + 0x00003800)
+#  define PIC32MX_OUTCMP1_K1BASE    (PIC32MX_SFR_K1BASE + 0x00003000)
+#  define PIC32MX_OUTCMP2_K1BASE    (PIC32MX_SFR_K1BASE + 0x00003200)
+#  define PIC32MX_OUTCMP3_K1BASE    (PIC32MX_SFR_K1BASE + 0x00003400)
+#  define PIC32MX_OUTCMP4_K1BASE    (PIC32MX_SFR_K1BASE + 0x00003600)
+#  define PIC32MX_OUTCMP5_K1BASE    (PIC32MX_SFR_K1BASE + 0x00003800)
 
 /* I2C 1-2 Register Base Addresses */
 
-#define PIC32MX_I2C1_K1BASE       (PIC32MX_SFR_K1BASE + 0x00005000)
-#define PIC32MX_I2C2_K1BASE       (PIC32MX_SFR_K1BASE + 0x00005200)
+#  define PIC32MX_I2C1_K1BASE       (PIC32MX_SFR_K1BASE + 0x00005000)
+#  define PIC32MX_I2C2_K1BASE       (PIC32MX_SFR_K1BASE + 0x00005200)
 
 /* SPI 1-2 Register Base Addresses */
 
-#define PIC32MX_SPI1_K1BASE       (PIC32MX_SFR_K1BASE + 0x00005800)
-#define PIC32MX_SPI2_K1BASE       (PIC32MX_SFR_K1BASE + 0x00005a00)
+#  define PIC32MX_SPI1_K1BASE       (PIC32MX_SFR_K1BASE + 0x00005800)
+#  define PIC32MX_SPI2_K1BASE       (PIC32MX_SFR_K1BASE + 0x00005a00)
 
 /* UART 1-2 Register Base Addresses */
 
-#define PIC32MX_UART1_K1BASE      (PIC32MX_SFR_K1BASE + 0x00006000)
-#define PIC32MX_UART2_K1BASE      (PIC32MX_SFR_K1BASE + 0x00006200)
+#  define PIC32MX_UART1_K1BASE      (PIC32MX_SFR_K1BASE + 0x00006000)
+#  define PIC32MX_UART2_K1BASE      (PIC32MX_SFR_K1BASE + 0x00006200)
 
 /* Parallel Master Register Base Address */
 
-#define PCI32MX_PMSTR_K1BASE      (PIC32MX_SFR_K1BASE + 0x00007000)
+#  define PCI32MX_PMSTR_K1BASE      (PIC32MX_SFR_K1BASE + 0x00007000)
 
 /* ADC Register Base Addresses */
 
-#define PIC32MX_ADC_K1BASE        (PIC32MX_SFR_K1BASE + 0x00009000)
+#  define PIC32MX_ADC_K1BASE        (PIC32MX_SFR_K1BASE + 0x00009000)
 
 /* Comparator Voltage Reference Register Base Addresses */
 
-#define PIC32MX_VREF_K1BASE       (PIC32MX_SFR_K1BASE + 0x00009800)
+#  define PIC32MX_VREF_K1BASE       (PIC32MX_SFR_K1BASE + 0x00009800)
 
 /* Comparator Register Base Addresses */
 
-#define PIC32MX_COMP_K1BASE       (PIC32MX_SFR_K1BASE + 0x0000a000)
+#  define PIC32MX_COMP_K1BASE       (PIC32MX_SFR_K1BASE + 0x0000a000)
 
 /* Oscillator Control Register Base Addresses */
 
-#define PIC32MX_OSC_K1BASE        (PIC32MX_SFR_K1BASE + 0x0000f000)
+#  define PIC32MX_OSC_K1BASE        (PIC32MX_SFR_K1BASE + 0x0000f000)
 
 /* Programming and Diagnostics Register Base Addresses */
 
-#define PIC32MX_SYSCON_K1BASE     (PIC32MX_SFR_K1BASE + 0x0000f200)
+#  define PIC32MX_SYSCON_K1BASE     (PIC32MX_SFR_K1BASE + 0x0000f200)
 
 /* FLASH Controller Register Base Addresses */
 
-#define PIC32MX_FLASH_K1BASE      (PIC32MX_SFR_K1BASE + 0x0000f400)
+#  define PIC32MX_FLASH_K1BASE      (PIC32MX_SFR_K1BASE + 0x0000f400)
 
 /* Reset Control Register Base Address */
 
-#define PIC32MX_RESET_K1BASE      (PIC32MX_SFR_K1BASE + 0x0000f600)
+#  define PIC32MX_RESET_K1BASE      (PIC32MX_SFR_K1BASE + 0x0000f600)
 
 /* Interrupt Register Base Address */
 
-#define PIC32MX_INT_K1BASE        (PIC32MX_SFR_K1BASE + 0x00081000)
+#  define PIC32MX_INT_K1BASE        (PIC32MX_SFR_K1BASE + 0x00081000)
 
 /* Bus Matrix Register Base Address */
 
-#define PIC32MX_BMX_K1BASE        (PIC32MX_SFR_K1BASE + 0x00082000)
+#  define PIC32MX_BMX_K1BASE        (PIC32MX_SFR_K1BASE + 0x00082000)
 
 /* DMA Register Base Address */
 
-#define PIC32MX_DMA_K1BASE        (PIC32MX_SFR_K1BASE + 0x00083000)
-#define PIC32MX_DMACH_K1BASE(n)   (PIC32MX_SFR_K1BASE + 0x00083060 + 0xc0*(n))
-#define PIC32MX_DMACH0_K1BASE     (PIC32MX_SFR_K1BASE + 0x00083060)
-#define PIC32MX_DMACH1_K1BASE     (PIC32MX_SFR_K1BASE + 0x00083120)
-#define PIC32MX_DMACH2_K1BASE     (PIC32MX_SFR_K1BASE + 0x000831e0)
-#define PIC32MX_DMACH3_K1BASE     (PIC32MX_SFR_K1BASE + 0x000832a0)
+#  define PIC32MX_DMA_K1BASE        (PIC32MX_SFR_K1BASE + 0x00083000)
+#  define PIC32MX_DMACH_K1BASE(n)   (PIC32MX_SFR_K1BASE + 0x00083060 + 0xc0*(n))
+#  define PIC32MX_DMACH0_K1BASE     (PIC32MX_SFR_K1BASE + 0x00083060)
+#  define PIC32MX_DMACH1_K1BASE     (PIC32MX_SFR_K1BASE + 0x00083120)
+#  define PIC32MX_DMACH2_K1BASE     (PIC32MX_SFR_K1BASE + 0x000831e0)
+#  define PIC32MX_DMACH3_K1BASE     (PIC32MX_SFR_K1BASE + 0x000832a0)
 
 /* Prefetch Register Base Address */
 
-#define PIC32MX_CHE_K1BASE        (PIC32MX_SFR_K1BASE + 0x00084000)
+#  define PIC32MX_CHE_K1BASE        (PIC32MX_SFR_K1BASE + 0x00084000)
 
 /* USB2 Register Base Addresses */
 
-#define PIC32MX_USB_K1BASE        (PIC32MX_SFR_K1BASE + 0x00085000)
+#  define PIC32MX_USB_K1BASE        (PIC32MX_SFR_K1BASE + 0x00085000)
 
 /* Port Register Base Addresses */
 
-#define PIC32MX_IOPORTA           0
-#define PIC32MX_IOPORTB           1
-#define PIC32MX_IOPORTC           2
-#define PIC32MX_IOPORTD           3
-#define PIC32MX_IOPORTE           4
-#define PIC32MX_IOPORTF           5
-#define PIC32MX_IOPORTG           6
-#define PIC32MX_IOPORT_K1BASE(n) (PIC32MX_SFR_K1BASE + 0x00086000 + 0x40*(n))
+#  define PIC32MX_IOPORTA           0
+#  define PIC32MX_IOPORTB           1
+#  define PIC32MX_IOPORTC           2
+#  define PIC32MX_IOPORTD           3
+#  define PIC32MX_IOPORTE           4
+#  define PIC32MX_IOPORTF           5
+#  define PIC32MX_IOPORTG           6
+#  define PIC32MX_IOPORT_K1BASE(n) (PIC32MX_SFR_K1BASE + 0x00086000 + 0x40*(n))
 
-#define PIC32MX_IOPORTA_K1BASE   (PIC32MX_SFR_K1BASE + 0x00086000)
-#define PIC32MX_IOPORTB_K1BASE   (PIC32MX_SFR_K1BASE + 0x00086040)
-#define PIC32MX_IOPORTC_K1BASE   (PIC32MX_SFR_K1BASE + 0x00086080)
-#define PIC32MX_IOPORTD_K1BASE   (PIC32MX_SFR_K1BASE + 0x000860c0)
-#define PIC32MX_IOPORTE_K1BASE   (PIC32MX_SFR_K1BASE + 0x00086100)
-#define PIC32MX_IOPORTF_K1BASE   (PIC32MX_SFR_K1BASE + 0x00086140)
-#define PIC32MX_IOPORTG_K1BASE   (PIC32MX_SFR_K1BASE + 0x00086180)
+#  define PIC32MX_IOPORTA_K1BASE   (PIC32MX_SFR_K1BASE + 0x00086000)
+#  define PIC32MX_IOPORTB_K1BASE   (PIC32MX_SFR_K1BASE + 0x00086040)
+#  define PIC32MX_IOPORTC_K1BASE   (PIC32MX_SFR_K1BASE + 0x00086080)
+#  define PIC32MX_IOPORTD_K1BASE   (PIC32MX_SFR_K1BASE + 0x000860c0)
+#  define PIC32MX_IOPORTE_K1BASE   (PIC32MX_SFR_K1BASE + 0x00086100)
+#  define PIC32MX_IOPORTF_K1BASE   (PIC32MX_SFR_K1BASE + 0x00086140)
+#  define PIC32MX_IOPORTG_K1BASE   (PIC32MX_SFR_K1BASE + 0x00086180)
 
-#define PIC32MX_IOPORTCN_K1BASE  (PIC32MX_SFR_K1BASE + 0x000861c0)
+#  define PIC32MX_IOPORTCN_K1BASE  (PIC32MX_SFR_K1BASE + 0x000861c0)
 
-/****************************************************************************
+#else
+#  error "Memory map unknown for this PIC32 chip"
+#endif
+
+/************************************************************************************
  * Public Types
- ****************************************************************************/
+ ************************************************************************************/
 
 #ifndef __ASSEMBLY__
 
-/****************************************************************************
+/************************************************************************************
  * Inline Functions
- ****************************************************************************/
+ ************************************************************************************/
 
-/****************************************************************************
+/************************************************************************************
  * Public Function Prototypes
- ****************************************************************************/
+ ************************************************************************************/
 
 #ifdef __cplusplus
 #define EXTERN extern "C"