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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-21 17:43:51 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-21 17:43:51 +0000 |
commit | be58c81aff4cd4c0ccf43dbd7998da4a6a08c03b (patch) | |
tree | 779c248fb61c83f65d1f0dc867f2053d76b4e03a /plat/imx/common/aarch32 | |
parent | Initial commit. (diff) | |
download | arm-trusted-firmware-be58c81aff4cd4c0ccf43dbd7998da4a6a08c03b.tar.xz arm-trusted-firmware-be58c81aff4cd4c0ccf43dbd7998da4a6a08c03b.zip |
Adding upstream version 2.10.0+dfsg.upstream/2.10.0+dfsgupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'plat/imx/common/aarch32')
-rw-r--r-- | plat/imx/common/aarch32/imx_uart_console.S | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/plat/imx/common/aarch32/imx_uart_console.S b/plat/imx/common/aarch32/imx_uart_console.S new file mode 100644 index 0000000..2a35b5e --- /dev/null +++ b/plat/imx/common/aarch32/imx_uart_console.S @@ -0,0 +1,50 @@ +/* + * Copyright (c) 2018-2019, ARM Limited and Contributors. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#include <arch.h> +#include <asm_macros.S> +#include <console_macros.S> +#include <assert_macros.S> +#include "imx_uart.h" + + .globl console_imx_uart_register + .globl console_imx_uart_putc + .globl console_imx_uart_getc + .globl console_imx_uart_flush + +func console_imx_uart_register + push {r4, lr} + mov r4, r3 + cmp r4, #0 + beq register_fail + str r0, [r4, #CONSOLE_T_BASE] + + bl console_imx_uart_core_init + cmp r0, #0 + bne register_fail + + mov r0, r4 + pop {r4, lr} + finish_console_register imx_uart putc=1, getc=ENABLE_CONSOLE_GETC, flush=1 + +register_fail: + pop {r4, pc} +endfunc console_imx_uart_register + +func console_imx_uart_putc + ldr r1, [r1, #CONSOLE_T_BASE] + b console_imx_uart_core_putc +endfunc console_imx_uart_putc + +func console_imx_uart_getc + ldr r0, [r0, #CONSOLE_T_BASE] + b console_imx_uart_core_getc +endfunc console_imx_uart_getc + +func console_imx_uart_flush + ldr r0, [r0, #CONSOLE_T_BASE] + b console_imx_uart_core_flush +endfunc console_imx_uart_flush |