| /* |
| * 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_DRVDATA] |
| |
| 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=1, flush=1 |
| |
| register_fail: |
| pop {r4, pc} |
| endfunc console_imx_uart_register |
| |
| func console_imx_uart_putc |
| ldr r1, [r1, #CONSOLE_T_DRVDATA] |
| b console_imx_uart_core_putc |
| endfunc console_imx_uart_putc |
| |
| func console_imx_uart_getc |
| ldr r0, [r0, #CONSOLE_T_DRVDATA] |
| b console_imx_uart_core_getc |
| endfunc console_imx_uart_getc |
| |
| func console_imx_uart_flush |
| ldr r0, [r0, #CONSOLE_T_DRVDATA] |
| b console_imx_uart_core_flush |
| endfunc console_imx_uart_flush |
