GNU Linux-libre 4.4.289-gnu1
[releases.git] / drivers / edac / amd64_edac_dbg.c
1 #include "amd64_edac.h"
2
3 #define EDAC_DCT_ATTR_SHOW(reg)                                         \
4 static ssize_t amd64_##reg##_show(struct device *dev,                   \
5                                struct device_attribute *mattr,          \
6                                char *data)                              \
7 {                                                                       \
8         struct mem_ctl_info *mci = to_mci(dev);                         \
9         struct amd64_pvt *pvt = mci->pvt_info;                          \
10                 return sprintf(data, "0x%016llx\n", (u64)pvt->reg);     \
11 }
12
13 EDAC_DCT_ATTR_SHOW(dhar);
14 EDAC_DCT_ATTR_SHOW(dbam0);
15 EDAC_DCT_ATTR_SHOW(top_mem);
16 EDAC_DCT_ATTR_SHOW(top_mem2);
17
18 static ssize_t amd64_hole_show(struct device *dev,
19                                struct device_attribute *mattr,
20                                char *data)
21 {
22         struct mem_ctl_info *mci = to_mci(dev);
23
24         u64 hole_base = 0;
25         u64 hole_offset = 0;
26         u64 hole_size = 0;
27
28         amd64_get_dram_hole_info(mci, &hole_base, &hole_offset, &hole_size);
29
30         return sprintf(data, "%llx %llx %llx\n", hole_base, hole_offset,
31                                                  hole_size);
32 }
33
34 /*
35  * update NUM_DBG_ATTRS in case you add new members
36  */
37 static DEVICE_ATTR(dhar, S_IRUGO, amd64_dhar_show, NULL);
38 static DEVICE_ATTR(dbam, S_IRUGO, amd64_dbam0_show, NULL);
39 static DEVICE_ATTR(topmem, S_IRUGO, amd64_top_mem_show, NULL);
40 static DEVICE_ATTR(topmem2, S_IRUGO, amd64_top_mem2_show, NULL);
41 static DEVICE_ATTR(dram_hole, S_IRUGO, amd64_hole_show, NULL);
42
43 static struct attribute *amd64_edac_dbg_attrs[] = {
44         &dev_attr_dhar.attr,
45         &dev_attr_dbam.attr,
46         &dev_attr_topmem.attr,
47         &dev_attr_topmem2.attr,
48         &dev_attr_dram_hole.attr,
49         NULL
50 };
51
52 const struct attribute_group amd64_edac_dbg_group = {
53         .attrs = amd64_edac_dbg_attrs,
54 };