| #include <string.h> |
| #include <stdio.h> |
| #include "mcelog.h" |
| #include "bitfield.h" |
| |
| char *reserved_3bits[8]; |
| char *reserved_1bit[2]; |
| char *reserved_2bits[4]; |
| |
| static u64 bitmask(u64 i) |
| { |
| u64 mask = 1; |
| while (mask < i) |
| mask = (mask << 1) | 1; |
| return mask; |
| } |
| |
| void decode_bitfield(u64 status, struct field *fields) |
| { |
| struct field *f; |
| int linelen = 0; |
| char *delim = ""; |
| char buf[60]; |
| int len; |
| |
| for (f = fields; f->str; f++) { |
| u64 v = (status >> f->start_bit) & bitmask(f->stringlen - 1); |
| char *s = NULL; |
| if (v < f->stringlen) |
| s = f->str[v]; |
| if (!s) { |
| if (v == 0) |
| continue; |
| s = buf; |
| buf[(sizeof buf)-1] = 0; |
| snprintf(buf, (sizeof buf) - 1, "<%u:%llx>", f->start_bit, v); |
| } |
| len = strlen(s); |
| if (linelen + len > 75) { |
| delim = "\n"; |
| linelen = 0; |
| } |
| Wprintf("%s%s", delim, s); |
| delim = " "; |
| linelen += len + 1; |
| } |
| if (linelen > 0) |
| Wprintf("\n"); |
| } |
| |
| void decode_numfield(u64 status, struct numfield *fields) |
| { |
| struct numfield *f; |
| for (f = fields; f->name; f++) { |
| u64 mask = (1ULL << (f->end - f->start + 1)) - 1; |
| u64 v = (status >> f->start) & mask; |
| if (v > 0 || f->force) { |
| char fmt[30]; |
| snprintf(fmt, 30, "%%s: %s\n", f->fmt ? f->fmt : "%llu"); |
| Wprintf(fmt, f->name, v); |
| } |
| } |
| } |