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/*
* Copyright (c) 2018-2022, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#include <assert.h>
#include <platform_def.h>
#include <common/debug.h>
#include <drivers/arm/pl011.h>
#include <drivers/console.h>
#include <plat/arm/common/plat_arm.h>
#pragma weak arm_console_runtime_init
#pragma weak arm_console_runtime_end
/*******************************************************************************
* Functions that set up the console
******************************************************************************/
static console_t arm_boot_console;
static console_t arm_runtime_console;
/* Initialize the console to provide early debug support */
void __init arm_console_boot_init(void)
{
/* If the console was initialized already, don't initialize again */
if (arm_boot_console.base == PLAT_ARM_BOOT_UART_BASE) {
return;
}
int rc = console_pl011_register(PLAT_ARM_BOOT_UART_BASE,
PLAT_ARM_BOOT_UART_CLK_IN_HZ,
ARM_CONSOLE_BAUDRATE,
&arm_boot_console);
if (rc == 0) {
/*
* The crash console doesn't use the multi console API, it uses
* the core console functions directly. It is safe to call panic
* and let it print debug information.
*/
panic();
}
console_set_scope(&arm_boot_console, CONSOLE_FLAG_BOOT);
}
void arm_console_boot_end(void)
{
console_flush();
(void)console_unregister(&arm_boot_console);
}
/* Initialize the runtime console */
void arm_console_runtime_init(void)
{
int rc = console_pl011_register(PLAT_ARM_RUN_UART_BASE,
PLAT_ARM_RUN_UART_CLK_IN_HZ,
ARM_CONSOLE_BAUDRATE,
&arm_runtime_console);
if (rc == 0)
panic();
console_set_scope(&arm_runtime_console, CONSOLE_FLAG_RUNTIME);
}
void arm_console_runtime_end(void)
{
console_flush();
}
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