/******************************************************************************
 *
 * Copyright (C) 2017 Xilinx, Inc.  All rights reserved.
 *
 * SPDX-License-Identifier: BSD-3-Clause
 */

#include "xparameters.h"
#include "xil_cache.h"

#ifdef STDOUT_IS_16550
 #include "xuartns550_l.h"

 #define UART_BAUD 115200
#endif

void
enable_caches()
{
#ifdef XPAR_MICROBLAZE_USE_ICACHE
    Xil_ICacheEnable();
#endif
#ifdef XPAR_MICROBLAZE_USE_DCACHE
    Xil_DCacheEnable();
#endif
}

void
disable_caches()
{
#ifdef __MICROBLAZE__
#ifdef XPAR_MICROBLAZE_USE_DCACHE
    Xil_DCacheDisable();
#endif
#ifdef XPAR_MICROBLAZE_USE_ICACHE
    Xil_ICacheDisable();
#endif
#endif
}

void
init_uart()
{
#ifdef STDOUT_IS_16550
    XUartNs550_SetBaud(STDOUT_BASEADDR, XPAR_XUARTNS550_CLOCK_HZ, UART_BAUD);
    XUartNs550_SetLineControlReg(STDOUT_BASEADDR, XUN_LCR_8_DATA_BITS);
#endif
    /* Bootrom/BSP configures PS7/PSU UART to 115200 bps */
}

void
init_platform()
{
    enable_caches();
    init_uart();
}

void
cleanup_platform()
{
    disable_caches();
}