xref: /arm-trusted-firmware/plat/amlogic/common/include/plat_macros.S (revision 91f16700b400a8c0651d24a598fc48ee2997a0d7)
1*91f16700Schasinglulu/*
2*91f16700Schasinglulu * Copyright (c) 2018-2019, ARM Limited and Contributors. All rights reserved.
3*91f16700Schasinglulu *
4*91f16700Schasinglulu * SPDX-License-Identifier: BSD-3-Clause
5*91f16700Schasinglulu */
6*91f16700Schasinglulu
7*91f16700Schasinglulu#ifndef PLAT_MACROS_S
8*91f16700Schasinglulu#define PLAT_MACROS_S
9*91f16700Schasinglulu
10*91f16700Schasinglulu#include <drivers/arm/gicv2.h>
11*91f16700Schasinglulu#include <platform_def.h>
12*91f16700Schasinglulu
13*91f16700Schasinglulu.section .rodata.gic_reg_name, "aS"
14*91f16700Schasinglulu
15*91f16700Schasinglulugicc_regs:
16*91f16700Schasinglulu	.asciz "gicc_hppir", "gicc_ahppir", "gicc_ctlr", ""
17*91f16700Schasinglulugicd_pend_reg:
18*91f16700Schasinglulu	.asciz "gicd_ispendr regs (Offsets 0x200 - 0x278)\n Offset:\t\t\tvalue\n"
19*91f16700Schasinglulunewline:
20*91f16700Schasinglulu	.asciz "\n"
21*91f16700Schasingluluspacer:
22*91f16700Schasinglulu	.asciz ":\t\t0x"
23*91f16700Schasinglulu
24*91f16700Schasinglulu	/* ---------------------------------------------
25*91f16700Schasinglulu	 * The below required platform porting macro
26*91f16700Schasinglulu	 * prints out relevant GIC and CCI registers
27*91f16700Schasinglulu	 * whenever an unhandled exception is taken in
28*91f16700Schasinglulu	 * BL31.
29*91f16700Schasinglulu	 * Clobbers: x0 - x10, x16, x17, sp
30*91f16700Schasinglulu	 * ---------------------------------------------
31*91f16700Schasinglulu	 */
32*91f16700Schasinglulu	.macro plat_crash_print_regs
33*91f16700Schasinglulu
34*91f16700Schasinglulu	/* GICC registers */
35*91f16700Schasinglulu
36*91f16700Schasinglulu	mov_imm	x17, AML_GICC_BASE
37*91f16700Schasinglulu
38*91f16700Schasinglulu	adr	x6, gicc_regs
39*91f16700Schasinglulu	ldr	w8, [x17, #GICC_HPPIR]
40*91f16700Schasinglulu	ldr	w9, [x17, #GICC_AHPPIR]
41*91f16700Schasinglulu	ldr	w10, [x17, #GICC_CTLR]
42*91f16700Schasinglulu	bl	str_in_crash_buf_print
43*91f16700Schasinglulu
44*91f16700Schasinglulu	/* GICD registers */
45*91f16700Schasinglulu
46*91f16700Schasinglulu	mov_imm	x16, AML_GICD_BASE
47*91f16700Schasinglulu
48*91f16700Schasinglulu	add	x7, x16, #GICD_ISPENDR
49*91f16700Schasinglulu	adr	x4, gicd_pend_reg
50*91f16700Schasinglulu	bl	asm_print_str
51*91f16700Schasinglulu
52*91f16700Schasinglulugicd_ispendr_loop:
53*91f16700Schasinglulu	sub	x4, x7, x16
54*91f16700Schasinglulu	cmp	x4, #0x280
55*91f16700Schasinglulu	b.eq	exit_print_gic_regs
56*91f16700Schasinglulu	bl	asm_print_hex
57*91f16700Schasinglulu
58*91f16700Schasinglulu	adr	x4, spacer
59*91f16700Schasinglulu	bl	asm_print_str
60*91f16700Schasinglulu
61*91f16700Schasinglulu	ldr	x4, [x7], #8
62*91f16700Schasinglulu	bl	asm_print_hex
63*91f16700Schasinglulu
64*91f16700Schasinglulu	adr	x4, newline
65*91f16700Schasinglulu	bl	asm_print_str
66*91f16700Schasinglulu	b	gicd_ispendr_loop
67*91f16700Schasingluluexit_print_gic_regs:
68*91f16700Schasinglulu
69*91f16700Schasinglulu	.endm
70*91f16700Schasinglulu
71*91f16700Schasinglulu#endif /* PLAT_MACROS_S */
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