+++ /dev/null
-/******************************************************************************
-*
-* Copyright (C) 2014 - 2015 Xilinx, Inc. All rights reserved.
-*
-* Permission is hereby granted, free of charge, to any person obtaining a copy
-* of this software and associated documentation files (the "Software"), to deal
-* in the Software without restriction, including without limitation the rights
-* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
-* copies of the Software, and to permit persons to whom the Software is
-* furnished to do so, subject to the following conditions:
-*
-* The above copyright notice and this permission notice shall be included in
-* all copies or substantial portions of the Software.
-*
-* Use of the Software is limited solely to applications:
-* (a) running on a Xilinx device, or
-* (b) that interact with a Xilinx device through a bus or interconnect.
-*
-* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
-* XILINX BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
-* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
-* OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
-* SOFTWARE.
-*
-* Except as contained in this notice, the name of the Xilinx shall not be used
-* in advertising or otherwise to promote the sale, use or other dealings in
-* this Software without prior written authorization from Xilinx.
-*
-******************************************************************************/
-/*****************************************************************************/
-/**
-* @file cpu_init.s
-*
-* This file contains CPU specific initialization. Invoked from main CRT
-*
-* <pre>
-* MODIFICATION HISTORY:
-*
-* Ver Who Date Changes
-* ----- ------- -------- ---------------------------------------------------
-* 5.00 pkp 02/10/14 Initial version
-*
-* </pre>
-*
-* @note
-*
-* None.
-*
-******************************************************************************/
-
- .text
- .global __cpu_init
- .align 2
-__cpu_init:
-
-/* Clear cp15 regs with unknown reset values */
- mov r0, #0x0
- mcr p15, 0, r0, c5, c0, 0 /* DFSR */
- mcr p15, 0, r0, c5, c0, 1 /* IFSR */
- mcr p15, 0, r0, c6, c0, 0 /* DFAR */
- mcr p15, 0, r0, c6, c0, 2 /* IFAR */
- mcr p15, 0, r0, c9, c13, 2 /* PMXEVCNTR */
- mcr p15, 0, r0, c13, c0, 2 /* TPIDRURW */
- mcr p15, 0, r0, c13, c0, 3 /* TPIDRURO */
-
-
-/* Reset and start Cycle Counter */
- mov r2, #0x80000000 /* clear overflow */
- mcr p15, 0, r2, c9, c12, 3
- mov r2, #0xd /* D, C, E */
- mcr p15, 0, r2, c9, c12, 0
- mov r2, #0x80000000 /* enable cycle counter */
- mcr p15, 0, r2, c9, c12, 1
-
- bx lr
-
-.end