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 <platform_def.h>
11
12	/* ---------------------------------------------
13	 * The below required platform porting macro
14	 * prints out relevant GIC registers whenever an
15	 * unhandled exception is taken in BL31.
16	 * Clobbers: x0 - x10, x16, x17, sp
17	 * ---------------------------------------------
18	 */
19	.macro plat_crash_print_regs
20	/*
21	 * Detect if we're using the base memory map or
22	 * the legacy VE memory map
23	 */
24	mov_imm	x0, (V2M_SYSREGS_BASE + V2M_SYS_ID)
25	ldr	w16, [x0]
26	/* Extract BLD (12th - 15th bits) from the SYS_ID */
27	ubfx	x16, x16, #V2M_SYS_ID_BLD_SHIFT, #4
28	/* Check if VE mmap */
29	cmp	w16, #BLD_GIC_VE_MMAP
30	b.eq	use_ve_mmap
31	/* Assume Base Cortex mmap */
32	mov_imm	x17, BASE_GICC_BASE
33	mov_imm	x16, BASE_GICD_BASE
34	b	print_gic_regs
35use_ve_mmap:
36	mov_imm	x17, VE_GICC_BASE
37	mov_imm	x16, VE_GICD_BASE
38print_gic_regs:
39	arm_print_gic_regs
40	.endm
41
42#endif /* PLAT_MACROS_S */
43