1/*
2 * Copyright (c) 2017, ARM Limited and Contributors. All rights reserved.
3 *
4 * SPDX-License-Identifier: BSD-3-Clause
5 */
6
7#ifndef __PLAT_MACROS_S__
8#define __PLAT_MACROS_S__
9
10#include <cci.h>
11#include <gic_v2.h>
12#include <hi6220.h>
13#include <platform_def.h>
14
15.section .rodata.gic_reg_name, "aS"
16gicc_regs:
17	.asciz "gicc_hppir", "gicc_ahppir", "gicc_ctlr", ""
18gicd_pend_reg:
19	.asciz "gicd_ispendr regs (Offsets 0x200 - 0x278)\n"	\
20		" Offset:\t\t\tvalue\n"
21newline:
22	.asciz "\n"
23spacer:
24	.asciz ":\t\t0x"
25
26.section .rodata.cci_reg_name, "aS"
27cci_iface_regs:
28	.asciz "cci_snoop_ctrl_cluster0", "cci_snoop_ctrl_cluster1" , ""
29
30/* ---------------------------------------------
31 * The below macro prints out relevant GIC
32 * registers whenever an unhandled exception is
33 * taken in BL31.
34 * ---------------------------------------------
35 */
36.macro plat_crash_print_regs
37	mov_imm	x16, PLAT_ARM_GICD_BASE
38	mov_imm	x17, PLAT_ARM_GICC_BASE
39
40	/* Load the gicc reg list to x6 */
41	adr	x6, gicc_regs
42	/* Load the gicc regs to gp regs used by str_in_crash_buf_print */
43	ldr	w8, [x17, #GICC_HPPIR]
44	ldr	w9, [x17, #GICC_AHPPIR]
45	ldr	w10, [x17, #GICC_CTLR]
46	/* Store to the crash buf and print to cosole */
47	bl	str_in_crash_buf_print
48
49	/* Print the GICD_ISPENDR regs */
50	add	x7, x16, #GICD_ISPENDR
51	adr	x4, gicd_pend_reg
52	bl	asm_print_str
532:
54	sub	x4, x7, x16
55	cmp	x4, #0x280
56	b.eq	1f
57	bl	asm_print_hex
58	adr	x4, spacer
59	bl	asm_print_str
60	ldr	x4, [x7], #8
61	bl	asm_print_hex
62	adr	x4, newline
63	bl	asm_print_str
64	b	2b
651:
66	adr	x6, cci_iface_regs
67	/* Store in x7 the base address of the first interface */
68	mov_imm	x7, (CCI400_BASE + SLAVE_IFACE_OFFSET(	\
69			CCI400_SL_IFACE3_CLUSTER_IX))
70	ldr	w8, [x7, #SNOOP_CTRL_REG]
71	/* Store in x7 the base address of the second interface */
72	mov_imm	x7, (CCI400_BASE + SLAVE_IFACE_OFFSET(	\
73			CCI400_SL_IFACE4_CLUSTER_IX))
74	ldr	w9, [x7, #SNOOP_CTRL_REG]
75	/* Store to the crash buf and print to console */
76	bl	str_in_crash_buf_print
77.endm
78
79#endif /* __PLAT_MACROS_S__ */
80