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cpu: Implement CPUClass::parse_features() for the rest of CPUs 

CPUs who do not provide their own implementation of feature parsing
will treat each option as a QOM property and set it to the supplied
value.

Signed-off-by: Andreas Färber <afaerber@suse.de>
This commit is contained in:
Andreas Färber 2014-03-03 23:33:51 +01:00
parent 247bf011f6
commit 1590bbcb02
1 changed files with 30 additions and 1 deletions
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31
qom/cpu.c
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@ -1,7 +1,7 @@
/*
* QEMU CPU model
*
* Copyright (c) 2012 SUSE LINUX Products GmbH
* Copyright (c) 2012-2014 SUSE LINUX Products GmbH
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
@ -217,6 +217,34 @@ static ObjectClass *cpu_common_class_by_name(const char *cpu_model)
return NULL;
}
static void cpu_common_parse_features(CPUState *cpu, char *features,
Error **errp)
{
char *featurestr; /* Single "key=value" string being parsed */
char *val;
Error *err = NULL;
featurestr = features ? strtok(features, ",") : NULL;
while (featurestr) {
val = strchr(featurestr, '=');
if (val) {
*val = 0;
val++;
object_property_parse(OBJECT(cpu), val, featurestr, &err);
if (err) {
error_propagate(errp, err);
return;
}
} else {
error_setg(errp, "Expected key=value format, found %s.",
featurestr);
return;
}
featurestr = strtok(NULL, ",");
}
}
static void cpu_common_realizefn(DeviceState *dev, Error **errp)
{
CPUState *cpu = CPU(dev);
@ -247,6 +275,7 @@ static void cpu_class_init(ObjectClass *klass, void *data)
CPUClass *k = CPU_CLASS(klass);
k->class_by_name = cpu_common_class_by_name;
k->parse_features = cpu_common_parse_features;
k->reset = cpu_common_reset;
k->get_arch_id = cpu_common_get_arch_id;
k->has_work = cpu_common_has_work;