| /* |
| * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved. |
| * |
| * SPDX-License-Identifier: BSD-3-Clause |
| */ |
| |
| #include <arch.h> |
| #include <asm_macros.S> |
| #include <assert_macros.S> |
| #include <platform_def.h> |
| |
| .globl plat_crash_console_flush |
| .globl plat_crash_console_init |
| .globl plat_crash_console_putc |
| .globl platform_mem_init |
| .globl plat_is_my_cpu_primary |
| .globl plat_my_core_pos |
| .globl plat_reset_handler |
| .globl plat_gxbb_calc_core_pos |
| |
| /* ----------------------------------------------------- |
| * unsigned int plat_my_core_pos(void); |
| * ----------------------------------------------------- |
| */ |
| func plat_my_core_pos |
| mrs x0, mpidr_el1 |
| b plat_gxbb_calc_core_pos |
| endfunc plat_my_core_pos |
| |
| /* ----------------------------------------------------- |
| * unsigned int plat_gxbb_calc_core_pos(u_register_t mpidr); |
| * ----------------------------------------------------- |
| */ |
| func plat_gxbb_calc_core_pos |
| and x0, x0, #MPIDR_CPU_MASK |
| ret |
| endfunc plat_gxbb_calc_core_pos |
| |
| /* ----------------------------------------------------- |
| * unsigned int plat_is_my_cpu_primary(void); |
| * ----------------------------------------------------- |
| */ |
| func plat_is_my_cpu_primary |
| mrs x0, mpidr_el1 |
| and x0, x0, #(MPIDR_CLUSTER_MASK | MPIDR_CPU_MASK) |
| cmp x0, #GXBB_PRIMARY_CPU |
| cset w0, eq |
| ret |
| endfunc plat_is_my_cpu_primary |
| |
| /* --------------------------------------------- |
| * void platform_mem_init(void); |
| * --------------------------------------------- |
| */ |
| func platform_mem_init |
| ret |
| endfunc platform_mem_init |
| |
| /* --------------------------------------------- |
| * int plat_crash_console_init(void) |
| * --------------------------------------------- |
| */ |
| func plat_crash_console_init |
| mov_imm x0, GXBB_UART0_AO_BASE |
| mov_imm x1, GXBB_UART0_AO_CLK_IN_HZ |
| mov_imm x2, GXBB_UART_BAUDRATE |
| b console_meson_init |
| endfunc plat_crash_console_init |
| |
| /* --------------------------------------------- |
| * int plat_crash_console_putc(int c) |
| * Clobber list : x1, x2 |
| * --------------------------------------------- |
| */ |
| func plat_crash_console_putc |
| mov_imm x1, GXBB_UART0_AO_BASE |
| b console_meson_core_putc |
| endfunc plat_crash_console_putc |
| |
| /* --------------------------------------------- |
| * int plat_crash_console_flush() |
| * Out : return -1 on error else return 0. |
| * Clobber list : x0, x1 |
| * --------------------------------------------- |
| */ |
| func plat_crash_console_flush |
| mov_imm x0, GXBB_UART0_AO_BASE |
| b console_meson_core_flush |
| endfunc plat_crash_console_flush |
| |
| /* --------------------------------------------- |
| * void plat_reset_handler(void); |
| * --------------------------------------------- |
| */ |
| func plat_reset_handler |
| ret |
| endfunc plat_reset_handler |