diff options
Diffstat (limited to 'bsps/microblaze/microblaze_fpga/console')
-rw-r--r-- | bsps/microblaze/microblaze_fpga/console/console-io.c | 57 | ||||
-rw-r--r-- | bsps/microblaze/microblaze_fpga/console/debug-io.c | 66 |
2 files changed, 123 insertions, 0 deletions
diff --git a/bsps/microblaze/microblaze_fpga/console/console-io.c b/bsps/microblaze/microblaze_fpga/console/console-io.c new file mode 100644 index 0000000000..cb2e367035 --- /dev/null +++ b/bsps/microblaze/microblaze_fpga/console/console-io.c @@ -0,0 +1,57 @@ +/* SPDX-License-Identifier: BSD-2-Clause */ + +/** + * @file + * + * @ingroup RTEMSBSPsMicroblaze + * + * @brief MicroBlaze console configuration + */ + +/* + * Copyright (C) 2015 Hesham Almatary + * Copyright (C) 2021 On-Line Applications Research Corporation (OAR) + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#include <bsp/console-termios.h> +#include <dev/serial/uartlite.h> + +#include <bspopts.h> + +uart_lite_context microblaze_qemu_uart_context = { + .base = RTEMS_TERMIOS_DEVICE_CONTEXT_INITIALIZER( "UARTLITE" ), + .address = BSP_MICROBLAZE_FPGA_UART_BASE, + .initial_baud = 115200 +}; + +const console_device console_device_table[] = { + { + .device_file = "/dev/ttyS0", + .probe = console_device_probe_default, + .handler = µblaze_uart_fns, + .context = µblaze_qemu_uart_context.base + } +}; + +const size_t console_device_count = RTEMS_ARRAY_SIZE( console_device_table ); diff --git a/bsps/microblaze/microblaze_fpga/console/debug-io.c b/bsps/microblaze/microblaze_fpga/console/debug-io.c new file mode 100644 index 0000000000..e88f5468a7 --- /dev/null +++ b/bsps/microblaze/microblaze_fpga/console/debug-io.c @@ -0,0 +1,66 @@ +/* SPDX-License-Identifier: BSD-2-Clause */ + +/** + * @file + * + * @ingroup RTEMSBSPsMicroblaze + * + * @brief MicroBlaze debug IO support + */ + +/* + * Copyright (C) 2015 Hesham Almatary + * Copyright (C) 2021 On-Line Applications Research Corporation (OAR) + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#include <dev/serial/uartlite_l.h> +#include <rtems/bspIo.h> + +#include <bspopts.h> + +static void output_char( char c ) +{ + if ( c == '\n' ) { + XUartLite_SendByte( BSP_MICROBLAZE_FPGA_UART_BASE, '\r' ); + } + XUartLite_SendByte( BSP_MICROBLAZE_FPGA_UART_BASE, c ); +} + +static int xUartLite_RecvByte( int minor ) +{ + if ( XUartLite_IsReceiveEmpty( BSP_MICROBLAZE_FPGA_UART_BASE ) ) { + return -1; + } + + return XUartLite_ReadReg( BSP_MICROBLAZE_FPGA_UART_BASE, XUL_RX_FIFO_OFFSET ); +} + +static int get_char( void ) +{ + return xUartLite_RecvByte( 0 ); +} + +BSP_output_char_function_type BSP_output_char = output_char; + +BSP_polling_getchar_function_type BSP_poll_char = get_char; |