forked from Imagelibrary/rtems
71 lines
2.3 KiB
C
71 lines
2.3 KiB
C
/*
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* Copyright (c) 2018 embedded brains GmbH
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <bsp/bootcard.h>
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#include <bsp/fatal.h>
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#include <bsp/irq-generic.h>
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#include <amba.h>
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#include <rtems/sysinit.h>
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#if defined(RTEMS_SMP) || defined(RTEMS_MULTIPROCESSING)
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/* Irq used by shared memory driver and for inter-processor interrupts.
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* Can be overridden by being defined in the application.
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*/
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const unsigned char GRLIB_mp_irq __attribute__((weak)) = 14;
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#endif
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uint32_t GRLIB_Cpu_Index = 0;
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#ifdef RTEMS_SMP
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uint32_t riscv_hart_count = 1;
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/* Index of the boot CPU. Set by the first CPU at boot to its CPU ID. */
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int GRLIB_Boot_Cpu = -1;
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#endif
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void bsp_start(void)
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{
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bsp_interrupt_initialize();
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#ifdef RTEMS_SMP
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GRLIB_Cpu_Index = _CPU_SMP_Get_current_processor();
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#endif
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}
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void amba_initialize(void);
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struct ambapp_bus ambapp_plb;
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void amba_initialize(void)
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{
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ambapp_scan(&ambapp_plb, GRLIB_IO_AREA, NULL, NULL);
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gptimer_initialize();
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irqmp_initialize();
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}
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RTEMS_SYSINIT_ITEM(
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amba_initialize,
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RTEMS_SYSINIT_BSP_START,
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RTEMS_SYSINIT_ORDER_FIRST
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);
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