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target-i386: Introduce feat2prop() for CPU properties

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This helper replaces '_' with '-' in a uniform way.
As a side effect, even custom mappings must use '-' now.

Signed-off-by: Igor Mammedov <imammedo@redhat.com>
[AF: Split off; operate on NUL-terminated string rather than '=' delimiter]
Signed-off-by: Andreas Färber <afaerber@suse.de>
This commit is contained in:
Igor Mammedov 2013-04-26 18:04:32 +02:00 committed by Andreas Färber
parent b8622725cf
commit 72ac2e876d
1 changed files with 15 additions and 4 deletions
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19
target-i386/cpu.c
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@ -1307,6 +1307,16 @@ static int cpu_x86_find_by_name(x86_def_t *x86_cpu_def, const char *name)
return -1;
}
/* Convert all '_' in a feature string option name to '-', to make feature
* name conform to QOM property naming rule, which uses '-' instead of '_'.
*/
static inline void feat2prop(char *s)
{
while ((s = strchr(s, '_'))) {
*s = '-';
}
}
/* Parse "+feature,-feature,feature=foo" CPU feature string
*/
static void cpu_x86_parse_featurestr(X86CPU *cpu, char *features, Error **errp)
@ -1329,6 +1339,7 @@ static void cpu_x86_parse_featurestr(X86CPU *cpu, char *features, Error **errp)
add_flagname_to_bitmaps(featurestr + 1, minus_features);
} else if ((val = strchr(featurestr, '='))) {
*val = 0; val++;
feat2prop(featurestr);
if (!strcmp(featurestr, "family")) {
object_property_parse(OBJECT(cpu), val, featurestr, errp);
} else if (!strcmp(featurestr, "model")) {
@ -1355,9 +1366,9 @@ static void cpu_x86_parse_featurestr(X86CPU *cpu, char *features, Error **errp)
object_property_parse(OBJECT(cpu), num, featurestr, errp);
} else if (!strcmp(featurestr, "vendor")) {
object_property_parse(OBJECT(cpu), val, featurestr, errp);
} else if (!strcmp(featurestr, "model_id")) {
object_property_parse(OBJECT(cpu), val, "model-id", errp);
} else if (!strcmp(featurestr, "tsc_freq")) {
} else if (!strcmp(featurestr, "model-id")) {
object_property_parse(OBJECT(cpu), val, featurestr, errp);
} else if (!strcmp(featurestr, "tsc-freq")) {
int64_t tsc_freq;
char *err;
char num[32];
@ -1370,7 +1381,7 @@ static void cpu_x86_parse_featurestr(X86CPU *cpu, char *features, Error **errp)
}
snprintf(num, sizeof(num), "%" PRId64, tsc_freq);
object_property_parse(OBJECT(cpu), num, "tsc-frequency", errp);
} else if (!strcmp(featurestr, "hv_spinlocks")) {
} else if (!strcmp(featurestr, "hv-spinlocks")) {
char *err;
numvalue = strtoul(val, &err, 0);
if (!*val || *err) {