blob: 20b8f87ef6cd42692ce44b69abec3839b3c263d2 [file] [log] [blame]
/*
* Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#include <assert.h>
#include <console.h>
#include <debug.h>
#include <pl011.h>
#include <plat_arm.h>
#include <platform_def.h>
/*******************************************************************************
* Functions that set up the console
******************************************************************************/
#if MULTI_CONSOLE_API
static console_pl011_t arm_boot_console;
static console_pl011_t arm_runtime_console;
#endif
/* Initialize the console to provide early debug support */
void arm_console_boot_init(void)
{
#if MULTI_CONSOLE_API
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, CONSOLE_FLAG_BOOT);
#else
(void)console_init(PLAT_ARM_BOOT_UART_BASE,
PLAT_ARM_BOOT_UART_CLK_IN_HZ,
ARM_CONSOLE_BAUDRATE);
#endif /* MULTI_CONSOLE_API */
}
void arm_console_boot_end(void)
{
#if MULTI_CONSOLE_API
(void)console_flush();
(void)console_unregister(&arm_boot_console.console);
#else
console_uninit();
#endif /* MULTI_CONSOLE_API */
}
/* Initialize the runtime console */
void arm_console_runtime_init(void)
{
#if MULTI_CONSOLE_API
int rc = console_pl011_register(PLAT_ARM_BL31_RUN_UART_BASE,
PLAT_ARM_BL31_RUN_UART_CLK_IN_HZ,
ARM_CONSOLE_BAUDRATE,
&arm_runtime_console);
if (rc == 0)
panic();
console_set_scope(&arm_runtime_console.console, CONSOLE_FLAG_RUNTIME);
#else
(void)console_init(PLAT_ARM_BL31_RUN_UART_BASE,
PLAT_ARM_BL31_RUN_UART_CLK_IN_HZ,
ARM_CONSOLE_BAUDRATE);
#endif /* MULTI_CONSOLE_API */
}
void arm_console_runtime_end(void)
{
#if MULTI_CONSOLE_API
(void)console_flush();
(void)console_unregister(&arm_runtime_console.console);
#else
console_uninit();
#endif /* MULTI_CONSOLE_API */
}