1*6355f234SVikram Kanigiri/* 2*6355f234SVikram Kanigiri * Copyright (c) 2016, ARM Limited and Contributors. All rights reserved. 3*6355f234SVikram Kanigiri * 4*6355f234SVikram Kanigiri * Redistribution and use in source and binary forms, with or without 5*6355f234SVikram Kanigiri * modification, are permitted provided that the following conditions are met: 6*6355f234SVikram Kanigiri * 7*6355f234SVikram Kanigiri * Redistributions of source code must retain the above copyright notice, this 8*6355f234SVikram Kanigiri * list of conditions and the following disclaimer. 9*6355f234SVikram Kanigiri * 10*6355f234SVikram Kanigiri * Redistributions in binary form must reproduce the above copyright notice, 11*6355f234SVikram Kanigiri * this list of conditions and the following disclaimer in the documentation 12*6355f234SVikram Kanigiri * and/or other materials provided with the distribution. 13*6355f234SVikram Kanigiri * 14*6355f234SVikram Kanigiri * Neither the name of ARM nor the names of its contributors may be used 15*6355f234SVikram Kanigiri * to endorse or promote products derived from this software without specific 16*6355f234SVikram Kanigiri * prior written permission. 17*6355f234SVikram Kanigiri * 18*6355f234SVikram Kanigiri * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 19*6355f234SVikram Kanigiri * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 20*6355f234SVikram Kanigiri * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 21*6355f234SVikram Kanigiri * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE 22*6355f234SVikram Kanigiri * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 23*6355f234SVikram Kanigiri * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 24*6355f234SVikram Kanigiri * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 25*6355f234SVikram Kanigiri * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 26*6355f234SVikram Kanigiri * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 27*6355f234SVikram Kanigiri * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 28*6355f234SVikram Kanigiri * POSSIBILITY OF SUCH DAMAGE. 29*6355f234SVikram Kanigiri */ 30*6355f234SVikram Kanigiri#ifndef __CCI_MACROS_S__ 31*6355f234SVikram Kanigiri#define __CCI_MACROS_S__ 32*6355f234SVikram Kanigiri 33*6355f234SVikram Kanigiri#include <cci.h> 34*6355f234SVikram Kanigiri#include <platform_def.h> 35*6355f234SVikram Kanigiri 36*6355f234SVikram Kanigiri.section .rodata.cci_reg_name, "aS" 37*6355f234SVikram Kanigiricci_iface_regs: 38*6355f234SVikram Kanigiri .asciz "cci_snoop_ctrl_cluster0", "cci_snoop_ctrl_cluster1" , "" 39*6355f234SVikram Kanigiri 40*6355f234SVikram Kanigiri /* ------------------------------------------------ 41*6355f234SVikram Kanigiri * The below required platform porting macro prints 42*6355f234SVikram Kanigiri * out relevant interconnect registers whenever an 43*6355f234SVikram Kanigiri * unhandled exception is taken in BL31. 44*6355f234SVikram Kanigiri * Clobbers: x0 - x9, sp 45*6355f234SVikram Kanigiri * ------------------------------------------------ 46*6355f234SVikram Kanigiri */ 47*6355f234SVikram Kanigiri .macro plat_print_interconnect_regs 48*6355f234SVikram Kanigiri adr x6, cci_iface_regs 49*6355f234SVikram Kanigiri /* Store in x7 the base address of the first interface */ 50*6355f234SVikram Kanigiri mov_imm x7, (PLAT_ARM_CCI_BASE + SLAVE_IFACE_OFFSET( \ 51*6355f234SVikram Kanigiri PLAT_ARM_CCI_CLUSTER0_SL_IFACE_IX)) 52*6355f234SVikram Kanigiri ldr w8, [x7, #SNOOP_CTRL_REG] 53*6355f234SVikram Kanigiri /* Store in x7 the base address of the second interface */ 54*6355f234SVikram Kanigiri mov_imm x7, (PLAT_ARM_CCI_BASE + SLAVE_IFACE_OFFSET( \ 55*6355f234SVikram Kanigiri PLAT_ARM_CCI_CLUSTER1_SL_IFACE_IX)) 56*6355f234SVikram Kanigiri ldr w9, [x7, #SNOOP_CTRL_REG] 57*6355f234SVikram Kanigiri /* Store to the crash buf and print to console */ 58*6355f234SVikram Kanigiri bl str_in_crash_buf_print 59*6355f234SVikram Kanigiri .endm 60*6355f234SVikram Kanigiri 61*6355f234SVikram Kanigiri#endif /* __CCI_MACROS_S__ */ 62