1*b4315306SDan Handley/* 2*b4315306SDan Handley * Copyright (c) 2015, ARM Limited and Contributors. All rights reserved. 3*b4315306SDan Handley * 4*b4315306SDan Handley * Redistribution and use in source and binary forms, with or without 5*b4315306SDan Handley * modification, are permitted provided that the following conditions are met: 6*b4315306SDan Handley * 7*b4315306SDan Handley * Redistributions of source code must retain the above copyright notice, this 8*b4315306SDan Handley * list of conditions and the following disclaimer. 9*b4315306SDan Handley * 10*b4315306SDan Handley * Redistributions in binary form must reproduce the above copyright notice, 11*b4315306SDan Handley * this list of conditions and the following disclaimer in the documentation 12*b4315306SDan Handley * and/or other materials provided with the distribution. 13*b4315306SDan Handley * 14*b4315306SDan Handley * Neither the name of ARM nor the names of its contributors may be used 15*b4315306SDan Handley * to endorse or promote products derived from this software without specific 16*b4315306SDan Handley * prior written permission. 17*b4315306SDan Handley * 18*b4315306SDan Handley * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 19*b4315306SDan Handley * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 20*b4315306SDan Handley * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 21*b4315306SDan Handley * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE 22*b4315306SDan Handley * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 23*b4315306SDan Handley * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 24*b4315306SDan Handley * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 25*b4315306SDan Handley * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 26*b4315306SDan Handley * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 27*b4315306SDan Handley * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 28*b4315306SDan Handley * POSSIBILITY OF SUCH DAMAGE. 29*b4315306SDan Handley */ 30*b4315306SDan Handley#include <asm_macros.S> 31*b4315306SDan Handley#include <platform_def.h> 32*b4315306SDan Handley 33*b4315306SDan Handley 34*b4315306SDan Handley .globl plat_crash_console_init 35*b4315306SDan Handley .globl plat_crash_console_putc 36*b4315306SDan Handley 37*b4315306SDan Handley 38*b4315306SDan Handley /* --------------------------------------------- 39*b4315306SDan Handley * int plat_crash_console_init(void) 40*b4315306SDan Handley * Function to initialize the crash console 41*b4315306SDan Handley * without a C Runtime to print crash report. 42*b4315306SDan Handley * Clobber list : x0, x1, x2 43*b4315306SDan Handley * --------------------------------------------- 44*b4315306SDan Handley */ 45*b4315306SDan Handleyfunc plat_crash_console_init 46*b4315306SDan Handley mov_imm x0, PLAT_ARM_CRASH_UART_BASE 47*b4315306SDan Handley mov_imm x1, PLAT_ARM_CRASH_UART_CLK_IN_HZ 48*b4315306SDan Handley mov_imm x2, ARM_CONSOLE_BAUDRATE 49*b4315306SDan Handley b console_core_init 50*b4315306SDan Handleyendfunc plat_crash_console_init 51*b4315306SDan Handley 52*b4315306SDan Handley /* --------------------------------------------- 53*b4315306SDan Handley * int plat_crash_console_putc(int c) 54*b4315306SDan Handley * Function to print a character on the crash 55*b4315306SDan Handley * console without a C Runtime. 56*b4315306SDan Handley * Clobber list : x1, x2 57*b4315306SDan Handley * --------------------------------------------- 58*b4315306SDan Handley */ 59*b4315306SDan Handleyfunc plat_crash_console_putc 60*b4315306SDan Handley mov_imm x1, PLAT_ARM_CRASH_UART_BASE 61*b4315306SDan Handley b console_core_putc 62*b4315306SDan Handleyendfunc plat_crash_console_putc 63