1/* 2 * Copyright (c) 2014-2015, ARM Limited and Contributors. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions are met: 6 * 7 * Redistributions of source code must retain the above copyright notice, this 8 * list of conditions and the following disclaimer. 9 * 10 * Redistributions in binary form must reproduce the above copyright notice, 11 * this list of conditions and the following disclaimer in the documentation 12 * and/or other materials provided with the distribution. 13 * 14 * Neither the name of ARM nor the names of its contributors may be used 15 * to endorse or promote products derived from this software without specific 16 * prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 19 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 21 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE 22 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 23 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 24 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 25 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 26 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 27 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 28 * POSSIBILITY OF SUCH DAMAGE. 29 */ 30#ifndef __PLAT_MACROS_S__ 31#define __PLAT_MACROS_S__ 32 33#include <arm_macros.S> 34#include <v2m_def.h> 35#include "../fvp_def.h" 36 37 /* --------------------------------------------- 38 * The below required platform porting macro 39 * prints out relevant GIC registers whenever an 40 * unhandled exception is taken in BL3-1. 41 * Clobbers: x0 - x10, x16, x17, sp 42 * --------------------------------------------- 43 */ 44 .macro plat_print_gic_regs 45 /* 46 * Detect if we're using the base memory map or 47 * the legacy VE memory map 48 */ 49 mov_imm x0, (V2M_SYSREGS_BASE + V2M_SYS_ID) 50 ldr w16, [x0] 51 /* Extract BLD (12th - 15th bits) from the SYS_ID */ 52 ubfx x16, x16, #V2M_SYS_ID_BLD_SHIFT, #4 53 /* Check if VE mmap */ 54 cmp w16, #BLD_GIC_VE_MMAP 55 b.eq use_ve_mmap 56 /* Check if Cortex-A53/A57 mmap */ 57 cmp w16, #BLD_GIC_A53A57_MMAP 58 b.ne exit_print_gic_regs 59 mov_imm x17, BASE_GICC_BASE 60 mov_imm x16, BASE_GICD_BASE 61 b print_gicc_regs 62use_ve_mmap: 63 mov_imm x17, VE_GICC_BASE 64 mov_imm x16, VE_GICD_BASE 65print_gicc_regs: 66 arm_print_gic_regs 67 .endm 68 69#endif /* __PLAT_MACROS_S__ */ 70