diff options
| author | Dimitris Papastamos <dimitris.papastamos@arm.com> | 2017-06-07 13:45:41 +0100 |
|---|---|---|
| committer | Dimitris Papastamos <dimitris.papastamos@arm.com> | 2017-06-20 15:14:01 +0100 |
| commit | 21568304ef48cb66acc9fb7d89b7d2fa8bd95e48 (patch) | |
| tree | 677311ccd6ab39cf6bd74b6563fa78b730b80765 /plat | |
| parent | 3705cd47b2a431a37e2abb2fb02e513c0c0c14f9 (diff) | |
sp_min: Implement `sp_min_plat_runtime_setup()`
On ARM platforms before exiting from SP_MIN ensure that
the default console is switched to the runtime serial port.
Change-Id: I0ca0d42cc47e345d56179eac16aa3d6712767c9b
Signed-off-by: Dimitris Papastamos <dimitris.papastamos@arm.com>
Diffstat (limited to 'plat')
| -rw-r--r-- | plat/arm/board/fvp/include/platform_def.h | 3 | ||||
| -rw-r--r-- | plat/arm/common/sp_min/arm_sp_min_setup.c | 18 | ||||
| -rw-r--r-- | plat/common/aarch32/plat_common.c | 11 |
3 files changed, 31 insertions, 1 deletions
diff --git a/plat/arm/board/fvp/include/platform_def.h b/plat/arm/board/fvp/include/platform_def.h index d9d6eb18..f13fc8e6 100644 --- a/plat/arm/board/fvp/include/platform_def.h +++ b/plat/arm/board/fvp/include/platform_def.h @@ -56,6 +56,9 @@ #define PLAT_ARM_BL31_RUN_UART_BASE V2M_IOFPGA_UART1_BASE #define PLAT_ARM_BL31_RUN_UART_CLK_IN_HZ V2M_IOFPGA_UART1_CLK_IN_HZ +#define PLAT_ARM_SP_MIN_RUN_UART_BASE V2M_IOFPGA_UART1_BASE +#define PLAT_ARM_SP_MIN_RUN_UART_CLK_IN_HZ V2M_IOFPGA_UART1_CLK_IN_HZ + #define PLAT_ARM_CRASH_UART_BASE PLAT_ARM_BL31_RUN_UART_BASE #define PLAT_ARM_CRASH_UART_CLK_IN_HZ PLAT_ARM_BL31_RUN_UART_CLK_IN_HZ diff --git a/plat/arm/common/sp_min/arm_sp_min_setup.c b/plat/arm/common/sp_min/arm_sp_min_setup.c index 79a4b6b4..c5408c8f 100644 --- a/plat/arm/common/sp_min/arm_sp_min_setup.c +++ b/plat/arm/common/sp_min/arm_sp_min_setup.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2016, ARM Limited and Contributors. All rights reserved. + * Copyright (c) 2016-2017, ARM Limited and Contributors. All rights reserved. * * SPDX-License-Identifier: BSD-3-Clause */ @@ -128,6 +128,17 @@ void sp_min_early_platform_setup(void *from_bl2, } /******************************************************************************* + * Perform any SP_MIN platform runtime setup prior to SP_MIN exit. + * Common to ARM standard platforms. + ******************************************************************************/ +void arm_sp_min_plat_runtime_setup(void) +{ + /* Initialize the runtime console */ + console_init(PLAT_ARM_SP_MIN_RUN_UART_BASE, + PLAT_ARM_SP_MIN_RUN_UART_CLK_IN_HZ, ARM_CONSOLE_BAUDRATE); +} + +/******************************************************************************* * Perform platform specific setup for SP_MIN ******************************************************************************/ void sp_min_platform_setup(void) @@ -155,6 +166,11 @@ void sp_min_platform_setup(void) plat_arm_pwrc_setup(); } +void sp_min_plat_runtime_setup(void) +{ + arm_sp_min_plat_runtime_setup(); +} + /******************************************************************************* * Perform the very early platform specific architectural setup here. At the * moment this only initializes the MMU diff --git a/plat/common/aarch32/plat_common.c b/plat/common/aarch32/plat_common.c index f5cfee5b..d3799d28 100644 --- a/plat/common/aarch32/plat_common.c +++ b/plat/common/aarch32/plat_common.c @@ -4,6 +4,7 @@ * SPDX-License-Identifier: BSD-3-Clause */ +#include <console.h> #include <platform.h> #include <xlat_mmu_helpers.h> @@ -13,8 +14,18 @@ * platforms but may also be overridden by a platform if required. */ #pragma weak bl32_plat_enable_mmu +#pragma weak sp_min_plat_runtime_setup void bl32_plat_enable_mmu(uint32_t flags) { enable_mmu_secure(flags); } + +void sp_min_plat_runtime_setup(void) +{ + /* + * Finish the use of console driver in SP_MIN so that any runtime logs + * from SP_MIN will be suppressed. + */ + console_uninit(); +} |