linux/arch/metag/kernel/da.c
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   1/*
   2 * Meta DA JTAG debugger control.
   3 *
   4 * Copyright 2012 Imagination Technologies Ltd.
   5 */
   6
   7
   8#include <linux/export.h>
   9#include <linux/io.h>
  10#include <linux/kernel.h>
  11#include <asm/da.h>
  12#include <asm/metag_mem.h>
  13
  14bool _metag_da_present;
  15EXPORT_SYMBOL_GPL(_metag_da_present);
  16
  17int __init metag_da_probe(void)
  18{
  19        _metag_da_present = (metag_in32(T0VECINT_BHALT) == 1);
  20        if (_metag_da_present)
  21                pr_info("DA present\n");
  22        else
  23                pr_info("DA not present\n");
  24        return 0;
  25}
  26