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| // 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);
|
|
