1 /* 2 * Copyright (c) 2014-2017, ARM Limited and Contributors. All rights reserved. 3 * 4 * SPDX-License-Identifier: BSD-3-Clause 5 */ 6 #ifndef __PLAT_MACROS_S__ 7 #define __PLAT_MACROS_S__ 8 9 #include <arm_macros.S> 10 #include <v2m_def.h> 11 #include "../fvp_def.h" 12 13 /* --------------------------------------------- 14 * The below required platform porting macro 15 * prints out relevant GIC registers whenever an 16 * unhandled exception is taken in BL31. 17 * Clobbers: x0 - x10, x16, x17, sp 18 * --------------------------------------------- 19 */ 20 .macro plat_crash_print_regs 21 /* 22 * Detect if we're using the base memory map or 23 * the legacy VE memory map 24 */ 25 mov_imm x0, (V2M_SYSREGS_BASE + V2M_SYS_ID) 26 ldr w16, [x0] 27 /* Extract BLD (12th - 15th bits) from the SYS_ID */ 28 ubfx x16, x16, #V2M_SYS_ID_BLD_SHIFT, #4 29 /* Check if VE mmap */ 30 cmp w16, #BLD_GIC_VE_MMAP 31 b.eq use_ve_mmap 32 /* Assume Base Cortex mmap */ 33 mov_imm x17, BASE_GICC_BASE 34 mov_imm x16, BASE_GICD_BASE 35 b print_gic_regs 36 use_ve_mmap: 37 mov_imm x17, VE_GICC_BASE 38 mov_imm x16, VE_GICD_BASE 39 print_gic_regs: 40 arm_print_gic_regs 41 .endm 42 43 #endif /* __PLAT_MACROS_S__ */ 44
