1/*
2 * Copyright (c) 2013-2015, ARM Limited and Contributors. All rights reserved.
3 *
4 * SPDX-License-Identifier: BSD-3-Clause
5 */
6#include <arch.h>
7#include <asm_macros.S>
8#include <mt8173_def.h>
9
10	.globl	plat_secondary_cold_boot_setup
11	.globl	plat_report_exception
12	.globl	platform_is_primary_cpu
13	.globl  plat_my_core_pos
14	.globl	plat_crash_console_init
15	.globl	plat_crash_console_putc
16
17	/* -----------------------------------------------------
18	 * void plat_secondary_cold_boot_setup (void);
19	 *
20	 * This function performs any platform specific actions
21	 * needed for a secondary cpu after a cold reset e.g
22	 * mark the cpu's presence, mechanism to place it in a
23	 * holding pen etc.
24	 * -----------------------------------------------------
25	 */
26func plat_secondary_cold_boot_setup
27	/* MT8173 Oak does not do cold boot for secondary CPU */
28cb_panic:
29	b	cb_panic
30endfunc plat_secondary_cold_boot_setup
31
32func platform_is_primary_cpu
33	and	x0, x0, #(MPIDR_CLUSTER_MASK | MPIDR_CPU_MASK)
34	cmp	x0, #MT8173_PRIMARY_CPU
35	cset	x0, eq
36	ret
37endfunc platform_is_primary_cpu
38
39#if !ENABLE_PLAT_COMPAT
40	/* -----------------------------------------------------
41	 * unsigned int plat_my_core_pos(void);
42	 *
43	 * result: CorePos = CoreId + (ClusterId << 2)
44	 * -----------------------------------------------------
45	 */
46func plat_my_core_pos
47	mrs     x0, mpidr_el1
48	and     x1, x0, #MPIDR_CPU_MASK
49	and     x0, x0, #MPIDR_CLUSTER_MASK
50	add     x0, x1, x0, LSR #6
51	ret
52endfunc plat_my_core_pos
53#endif
54
55	/* ---------------------------------------------
56	 * int plat_crash_console_init(void)
57	 * Function to initialize the crash console
58	 * without a C Runtime to print crash report.
59	 * Clobber list : x0 - x4
60	 * ---------------------------------------------
61	 */
62func plat_crash_console_init
63	mov_imm	x0, MT8173_UART0_BASE
64	mov_imm	x1, MT8173_UART_CLOCK
65	mov_imm	x2, MT8173_BAUDRATE
66	b	console_core_init
67endfunc plat_crash_console_init
68
69	/* ---------------------------------------------
70	 * int plat_crash_console_putc(void)
71	 * Function to print a character on the crash
72	 * console without a C Runtime.
73	 * Clobber list : x1, x2
74	 * ---------------------------------------------
75	 */
76func plat_crash_console_putc
77	mov_imm x1, MT8173_UART0_BASE
78	b	console_core_putc
79endfunc plat_crash_console_putc
80