112d13430SMadhukar Pappireddy /* 2*f185a542SBoyan Karatotev * Copyright (c) 2020-2025, Arm Limited and Contributors. All rights reserved. 312d13430SMadhukar Pappireddy * 412d13430SMadhukar Pappireddy * SPDX-License-Identifier: BSD-3-Clause 512d13430SMadhukar Pappireddy */ 612d13430SMadhukar Pappireddy 712d13430SMadhukar Pappireddy #include <assert.h> 812d13430SMadhukar Pappireddy 912d13430SMadhukar Pappireddy #include <platform_def.h> 1012d13430SMadhukar Pappireddy 1112d13430SMadhukar Pappireddy #include <common/debug.h> 1212d13430SMadhukar Pappireddy #include <drivers/arm/pl011.h> 1312d13430SMadhukar Pappireddy #include <drivers/console.h> 1412d13430SMadhukar Pappireddy #include <fconf_hw_config_getter.h> 1512d13430SMadhukar Pappireddy #include <plat/arm/common/plat_arm.h> 1612d13430SMadhukar Pappireddy 1712d13430SMadhukar Pappireddy static console_t fvp_runtime_console; 1812d13430SMadhukar Pappireddy 1912d13430SMadhukar Pappireddy /* Initialize the runtime console */ 2012d13430SMadhukar Pappireddy void arm_console_runtime_init(void) 2112d13430SMadhukar Pappireddy { 2212d13430SMadhukar Pappireddy uintptr_t uart_base; 2312d13430SMadhukar Pappireddy uint32_t uart_clk; 2412d13430SMadhukar Pappireddy 25*f185a542SBoyan Karatotev /* If the console was initialized already, don't initialize again */ 26*f185a542SBoyan Karatotev if (fvp_runtime_console.base != 0UL) { 27*f185a542SBoyan Karatotev return; 28*f185a542SBoyan Karatotev } 29*f185a542SBoyan Karatotev 3012d13430SMadhukar Pappireddy /* 3112d13430SMadhukar Pappireddy * fconf APIs are not supported for RESET_TO_SP_MIN, RESET_TO_BL31 and 3242d4d3baSArvind Ram Prakash * RESET_TO_BL2 systems. 3312d13430SMadhukar Pappireddy */ 3442d4d3baSArvind Ram Prakash #if RESET_TO_SP_MIN || RESET_TO_BL31 || RESET_TO_BL2 3512d13430SMadhukar Pappireddy uart_base = PLAT_ARM_RUN_UART_BASE; 3612d13430SMadhukar Pappireddy uart_clk = PLAT_ARM_RUN_UART_CLK_IN_HZ; 3712d13430SMadhukar Pappireddy #else 3812d13430SMadhukar Pappireddy uart_base = FCONF_GET_PROPERTY(hw_config, uart_serial_config, 3912d13430SMadhukar Pappireddy uart_base); 4012d13430SMadhukar Pappireddy uart_clk = FCONF_GET_PROPERTY(hw_config, uart_serial_config, 4112d13430SMadhukar Pappireddy uart_clk); 4212d13430SMadhukar Pappireddy #endif 4312d13430SMadhukar Pappireddy 4412d13430SMadhukar Pappireddy int rc = console_pl011_register(uart_base, uart_clk, 4512d13430SMadhukar Pappireddy ARM_CONSOLE_BAUDRATE, 4612d13430SMadhukar Pappireddy &fvp_runtime_console); 4712d13430SMadhukar Pappireddy 4812d13430SMadhukar Pappireddy if (rc == 0) { 4912d13430SMadhukar Pappireddy panic(); 5012d13430SMadhukar Pappireddy } 5112d13430SMadhukar Pappireddy 5212d13430SMadhukar Pappireddy console_set_scope(&fvp_runtime_console, CONSOLE_FLAG_RUNTIME); 5312d13430SMadhukar Pappireddy } 54