nuttx/arch/arm/src/armv7-a/mpcore.h

79 lines
3.7 KiB
C

/****************************************************************************
* arch/arm/src/armv7-a/mpcore.h
* Generic Interrupt Controller Definitions
*
* Copyright (C) 2016 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* Reference:
* Cortex™-A9 MPCore, Revision: r4p1, Technical Reference Manual, ARM DDI
* 0407I (ID091612).
*
* 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_ARM_SRC_ARMV7_A_MPCORE_H
#define __ARCH_ARM_SRC_ARMV7_A_MPCORE_H
/****************************************************************************
* Included Files
****************************************************************************/
#include "chip.h" /* For CHIP_MPCORE_VBASE */
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
/* MPCore registers are memory mapped and accessed through a processor
* specific private address space via the SCU. The Cortex-A9 MCU chip.h
* header file must provide the definition CHIP_MPCORE_VBASE to access this
* the registers in this memory region.
*/
/* Peripheral Base Offsets **************************************************/
#define MPCORE_SCU_OFFSET 0x0000 /* 0x0000-0x00fc SCU registers */
#define MPCORE_ICC_OFFSET 0x0100 /* 0x0000-0x00FC Interrupt conroller interface */
#define MPCORE_GTM_OFFSET 0x0200 /* 0x0200-0x02ff Global timer */
/* 0x0300-0x05ff Reserved */
#define MPCORE_PTM_OFFSET 0x0600 /* 0x0600-0x06ff Private timers and watchdogs */
/* 0x0700-0x07ff Reserved */
#define MPCORE_ICD_OFFSET 0x1000 /* 0x1000-0x1fff Interrupt Distributor */
/* Peripheral Base Addresses ************************************************/
#define MPCORE_SCU_VBASE (CHIP_MPCORE_VBASE+MPCORE_SCU_OFFSET)
#define MPCORE_ICC_VBASE (CHIP_MPCORE_VBASE+MPCORE_ICC_OFFSET)
#define MPCORE_GTM_VBASE (CHIP_MPCORE_VBASE+MPCORE_GTM_OFFSET)
#define MPCORE_PTM_VBASE (CHIP_MPCORE_VBASE+MPCORE_PTM_OFFSET)
#define MPCORE_ICD_VBASE (CHIP_MPCORE_VBASE+MPCORE_ICD_OFFSET)
#endif /* __ARCH_ARM_SRC_ARMV7_A_MPCORE_H */