diff options
author | Jeff Kubascik <jeff.kubascik@dornerworks.com> | 2019-12-04 09:29:33 -0500 |
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committer | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2019-12-05 07:25:52 +0100 |
commit | 4c30acf2c840ab552a080fac156356331e795d63 (patch) | |
tree | 7d69a79fb542846f7de16f4581dad81c3bbc648e /bsps/arm/xen/console/console.c | |
parent | bsps/arm: Unmask generic timer in interrupt handler (diff) | |
download | rtems-4c30acf2c840ab552a080fac156356331e795d63.tar.bz2 |
bsp/xen: Create BSP
Create the Xen BSP for Xen on ARM.
Diffstat (limited to 'bsps/arm/xen/console/console.c')
-rw-r--r-- | bsps/arm/xen/console/console.c | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/bsps/arm/xen/console/console.c b/bsps/arm/xen/console/console.c new file mode 100644 index 0000000000..786b98f3ba --- /dev/null +++ b/bsps/arm/xen/console/console.c @@ -0,0 +1,63 @@ +/* + * SPDX-License-Identifier: BSD-2-Clause + * + * Copyright (C) 2019 DornerWorks + * Written by Jeff Kubascik <jeff.kubascik@dornerworks.com> + * + * 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 <rtems/bspIo.h> + +#include <bsp.h> +#include <bsp/arm-pl011.h> +#include <bsp/console-termios.h> +#include <bsp/irq-generic.h> + +#include <bspopts.h> + +arm_pl011_context xen_vpl011_context = { + .base = RTEMS_TERMIOS_DEVICE_CONTEXT_INITIALIZER("PL011"), + .regs = (volatile pl011 *) BSP_XEN_VPL011_BASE, + .irq = GUEST_VPL011_SPI, + .initial_baud = 115200 +}; + +const console_device console_device_table[] = { + { + .device_file = "/dev/ttyS0", + .probe = console_device_probe_default, + .handler = &arm_pl011_fns, + .context = &xen_vpl011_context.base + } +}; + +const size_t console_device_count = RTEMS_ARRAY_SIZE(console_device_table); + +static void output_char( char c ) +{ + arm_pl011_write_polled(&xen_vpl011_context.base, c); +} + +BSP_output_char_function_type BSP_output_char = output_char; + +BSP_polling_getchar_function_type BSP_poll_char = NULL; |