87 lines
1.9 KiB
C
87 lines
1.9 KiB
C
/******************************************************************************
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* Copyright (C) 2023 Advanced Micro Devices, Inc. All Rights Reserved.
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* SPDX-License-Identifier: MIT
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******************************************************************************/
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#include "xparameters.h"
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#include "xil_cache.h"
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#ifndef SDT
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#include "platform_config.h"
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#endif
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/*
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* Uncomment one of the following two lines, depending on the target,
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* if ps7/psu init source files are added in the source directory for
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* compiling example outside of SDK.
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*/
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/*#include "ps7_init.h"*/
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/*#include "psu_init.h"*/
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#ifdef STDOUT_IS_16550
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#include "xuartns550_l.h"
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#define UART_BAUD 9600
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#endif
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void
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enable_caches()
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{
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#ifdef __PPC__
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Xil_ICacheEnableRegion(CACHEABLE_REGION_MASK);
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Xil_DCacheEnableRegion(CACHEABLE_REGION_MASK);
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#elif __MICROBLAZE__
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#ifdef XPAR_MICROBLAZE_USE_ICACHE
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Xil_ICacheEnable();
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#endif
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#ifdef XPAR_MICROBLAZE_USE_DCACHE
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Xil_DCacheEnable();
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#endif
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#endif
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}
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void
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disable_caches()
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{
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#ifdef __MICROBLAZE__
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#ifdef XPAR_MICROBLAZE_USE_DCACHE
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Xil_DCacheDisable();
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#endif
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#ifdef XPAR_MICROBLAZE_USE_ICACHE
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Xil_ICacheDisable();
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#endif
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#endif
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}
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void
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init_uart()
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{
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#ifdef STDOUT_IS_16550
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XUartNs550_SetBaud(STDOUT_BASEADDR, XPAR_XUARTNS550_CLOCK_HZ, UART_BAUD);
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XUartNs550_SetLineControlReg(STDOUT_BASEADDR, XUN_LCR_8_DATA_BITS);
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#endif
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/* Bootrom/BSP configures PS7/PSU UART to 115200 bps */
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}
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void
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init_platform()
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{
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/*
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* If you want to run this example outside of SDK,
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* uncomment one of the following two lines and also #include "ps7_init.h"
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* or #include "ps7_init.h" at the top, depending on the target.
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* Make sure that the ps7/psu_init.c and ps7/psu_init.h files are included
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* along with this example source files for compilation.
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*/
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/* ps7_init();*/
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/* psu_init();*/
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enable_caches();
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init_uart();
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}
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void
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cleanup_platform()
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{
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disable_caches();
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}
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