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10#include <linux/kernel.h>
11#include <linux/platform_device.h>
12#include <linux/eisa.h>
13#include <linux/module.h>
14#include <linux/moduleparam.h>
15#include <linux/init.h>
16
17#if defined(CONFIG_ALPHA_JENSEN) || defined(CONFIG_EISA_VLB_PRIMING)
18#define EISA_FORCE_PROBE_DEFAULT 1
19#else
20#define EISA_FORCE_PROBE_DEFAULT 0
21#endif
22
23static int force_probe = EISA_FORCE_PROBE_DEFAULT;
24static void virtual_eisa_release (struct device *);
25
26
27
28
29static struct platform_device eisa_root_dev = {
30 .name = "eisa",
31 .id = 0,
32 .dev = {
33 .release = virtual_eisa_release,
34 },
35};
36
37static struct eisa_root_device eisa_bus_root = {
38 .dev = &eisa_root_dev.dev,
39 .bus_base_addr = 0,
40 .res = &ioport_resource,
41 .slots = EISA_MAX_SLOTS,
42 .dma_mask = 0xffffffff,
43};
44
45static void virtual_eisa_release (struct device *dev)
46{
47
48}
49
50static int __init virtual_eisa_root_init (void)
51{
52 int r;
53
54 if ((r = platform_device_register (&eisa_root_dev)))
55 return r;
56
57 eisa_bus_root.force_probe = force_probe;
58
59 dev_set_drvdata(&eisa_root_dev.dev, &eisa_bus_root);
60
61 if (eisa_root_register (&eisa_bus_root)) {
62
63
64 platform_device_unregister (&eisa_root_dev);
65 return -1;
66 }
67
68 return 0;
69}
70
71module_param (force_probe, int, 0444);
72
73device_initcall (virtual_eisa_root_init);
74