From d03776e804e2cb190442d2a2debf297714ca8049 Mon Sep 17 00:00:00 2001 From: Alex White Date: Thu, 30 Sep 2021 23:57:01 -0500 Subject: microblaze: Rework for RTEMS 6 This reworks the existing MicroBlaze architecture port and BSP to achieve basic functionality using the latest RTEMS APIs. --- .../microblaze/microblaze_fpga/include/bsp/timer.h | 69 ++++++++++++++++++++++ 1 file changed, 69 insertions(+) create mode 100644 bsps/microblaze/microblaze_fpga/include/bsp/timer.h (limited to 'bsps/microblaze/microblaze_fpga/include/bsp/timer.h') diff --git a/bsps/microblaze/microblaze_fpga/include/bsp/timer.h b/bsps/microblaze/microblaze_fpga/include/bsp/timer.h new file mode 100644 index 0000000000..562fdd79b0 --- /dev/null +++ b/bsps/microblaze/microblaze_fpga/include/bsp/timer.h @@ -0,0 +1,69 @@ +/* SPDX-License-Identifier: BSD-2-Clause */ + +/** + * @file + * + * @ingroup RTEMSBSPsMicroblaze + * + * @brief MicroBlaze AXI Timer definitions + */ + +/* + * 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. + */ + +#ifndef LIBBSP_MICROBLAZE_FPGA_TIMER_H +#define LIBBSP_MICROBLAZE_FPGA_TIMER_H + +#include + +#include + +#ifdef __cplusplus +extern "C" { +#endif /* __cplusplus */ + +typedef struct { +#define MICROBLAZE_TIMER_TCSR0_T0INT BSP_BIT32(8) +#define MICROBLAZE_TIMER_TCSR0_ENT0 BSP_BIT32(7) +#define MICROBLAZE_TIMER_TCSR0_ENIT0 BSP_BIT32(6) +#define MICROBLAZE_TIMER_TCSR0_LOAD0 BSP_BIT32(5) +#define MICROBLAZE_TIMER_TCSR0_ARHT0 BSP_BIT32(4) +#define MICROBLAZE_TIMER_TCSR0_GENT0 BSP_BIT32(2) +#define MICROBLAZE_TIMER_TCSR0_UDT0 BSP_BIT32(1) + /* Control/Status register */ + uint32_t tcsr0; + /* Load register */ + uint32_t tlr0; + /* Timer counter register */ + uint32_t tcr0; +} Microblaze_Timer; + +#define _Microblaze_Timer ((volatile Microblaze_Timer *) BSP_MICROBLAZE_FPGA_TIMER_BASE) + +#ifdef __cplusplus +} +#endif /* __cplusplus */ + +#endif /* LIBBSP_MICROBLAZE_FPGA_TIMER_H */ -- cgit v1.2.3