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zynqmp: add support for multi console interface 

This patch addds multi console interface for ZynqMP
platform

Change-Id: I508a61412df2b71d04bca6a1139c8f32cbd7dccd
Signed-off-by: Ambroise Vincent <ambroise.vincent@arm.com>
Signed-off-by: Siva Durga Prasad Paladugu <sivadur@xilinx.com>
Tested-by: Siva Durga Prasad Paladugu <sivadur@xilinx.com>
This commit is contained in:
Ambroise Vincent 2019-05-29 11:46:08 +01:00 committed by Siva Durga Prasad Paladugu
parent 39c92b6271
commit 55a08b35b1
5 changed files with 25 additions and 15 deletions
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8
plat/xilinx/zynqmp/aarch64/zynqmp_helpers.S
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2013-2018, ARM Limited and Contributors. All rights reserved.
* Copyright (c) 2013-2019, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
@ -90,7 +90,7 @@ func plat_crash_console_init
mov_imm x0, ZYNQMP_CRASH_UART_BASE
mov_imm x1, ZYNQMP_CRASH_UART_CLK_IN_HZ
mov_imm x2, ZYNQMP_UART_BAUDRATE
b console_core_init
b console_cdns_core_init
endfunc plat_crash_console_init
/* ---------------------------------------------
@ -102,7 +102,7 @@ endfunc plat_crash_console_init
*/
func plat_crash_console_putc
mov_imm x1, ZYNQMP_CRASH_UART_BASE
b console_core_putc
b console_cdns_core_putc
endfunc plat_crash_console_putc
/* ---------------------------------------------
@ -115,7 +115,7 @@ endfunc plat_crash_console_putc
*/
func plat_crash_console_flush
mov_imm x0, ZYNQMP_CRASH_UART_BASE
b console_core_flush
b console_cdns_core_flush
endfunc plat_crash_console_flush
/* ---------------------------------------------------------------------

13
plat/xilinx/zynqmp/bl31_zynqmp_setup.c
View File

@ -1,5 +1,5 @@
/*
* Copyright (c) 2013-2018, ARM Limited and Contributors. All rights reserved.
* Copyright (c) 2013-2019, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
@ -57,9 +57,14 @@ static inline void bl31_set_default_config(void)
void bl31_early_platform_setup2(u_register_t arg0, u_register_t arg1,
u_register_t arg2, u_register_t arg3)
{
/* Initialize the console to provide early debug support */
console_init(ZYNQMP_UART_BASE, zynqmp_get_uart_clk(),
ZYNQMP_UART_BAUDRATE);
/* Register the console to provide early debug support */
static console_cdns_t bl31_boot_console;
(void)console_cdns_register(ZYNQMP_UART_BASE,
zynqmp_get_uart_clk(),
ZYNQMP_UART_BAUDRATE,
&bl31_boot_console);
console_set_scope(&bl31_boot_console.console,
CONSOLE_FLAG_RUNTIME | CONSOLE_FLAG_BOOT);
/* Initialize the platform config for future decision making */
zynqmp_config_setup();

3
plat/xilinx/zynqmp/include/plat_private.h
View File

@ -1,5 +1,5 @@
/*
* Copyright (c) 2014-2018, ARM Limited and Contributors. All rights reserved.
* Copyright (c) 2014-2019, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
@ -11,6 +11,7 @@
#include <bl31/interrupt_mgmt.h>
#include <common/bl_common.h>
#include <drivers/cadence/cdns_uart.h>
void zynqmp_config_setup(void);

3
plat/xilinx/zynqmp/platform.mk
View File

@ -1,5 +1,5 @@
#
# Copyright (c) 2013-2018, ARM Limited and Contributors. All rights reserved.
# Copyright (c) 2013-2019, ARM Limited and Contributors. All rights reserved.
#
# SPDX-License-Identifier: BSD-3-Clause
@ -59,7 +59,6 @@ PLAT_BL_COMMON_SOURCES := lib/xlat_tables/xlat_tables_common.c \
drivers/arm/gic/v2/gicv2_main.c \
drivers/arm/gic/v2/gicv2_helpers.c \
drivers/cadence/uart/aarch64/cdns_console.S \
drivers/console/aarch64/console.S \
plat/arm/common/arm_cci.c \
plat/arm/common/arm_common.c \
plat/arm/common/arm_gicv2.c \

13
plat/xilinx/zynqmp/tsp/tsp_plat_setup.c
View File

@ -1,5 +1,5 @@
/*
* Copyright (c) 2014-2018, ARM Limited and Contributors. All rights reserved.
* Copyright (c) 2014-2019, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
@ -18,11 +18,16 @@
void tsp_early_platform_setup(void)
{
/*
* Initialize a different console than already in use to display
* Register a different console than already in use to display
* messages from TSP
*/
console_init(ZYNQMP_UART_BASE, zynqmp_get_uart_clk(),
ZYNQMP_UART_BAUDRATE);
static console_cdns_t tsp_boot_console;
(void)console_cdns_register(ZYNQMP_UART_BASE,
zynqmp_get_uart_clk(),
ZYNQMP_UART_BAUDRATE,
&tsp_boot_console);
console_set_scope(&tsp_boot_console.console,
CONSOLE_FLAG_RUNTIME | CONSOLE_FLAG_BOOT);
/* Initialize the platform config for future decision making */
zynqmp_config_setup();