linux/arch/x86/kernel/eisa.c
Thomas Gleixner 82c73e0a38 treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 243
Based on 1 normalized pattern(s):

  this file is licensed under the gpl v2

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-only

has been chosen to replace the boilerplate/reference in 3 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Alexios Zavras <alexios.zavras@intel.com>
Reviewed-by: Allison Randal <allison@lohutok.net>
Reviewed-by: Armijn Hemel <armijn@tjaldur.nl>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190602204654.634736654@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-06-19 17:09:07 +02:00

25 lines
455 B
C

// SPDX-License-Identifier: GPL-2.0-only
/*
* EISA specific code
*/
#include <linux/ioport.h>
#include <linux/eisa.h>
#include <linux/io.h>
#include <xen/xen.h>
static __init int eisa_bus_probe(void)
{
void __iomem *p;
if (xen_pv_domain() && !xen_initial_domain())
return 0;
p = ioremap(0x0FFFD9, 4);
if (p && readl(p) == 'E' + ('I' << 8) + ('S' << 16) + ('A' << 24))
EISA_bus = 1;
iounmap(p);
return 0;
}
subsys_initcall(eisa_bus_probe);