From f313369fdb78f849ecbbd8e5d88f01ddf38786c8 Mon Sep 17 00:00:00 2001 From: Greg Bellows Date: Fri, 13 Feb 2015 05:46:08 +0000 Subject: target-arm: Add feature parsing to virt Added machvirt parsing of feature keywords added to the -cpu command line option. Parsing occurs during machine initialization. Signed-off-by: Greg Bellows Reviewed-by: Peter Maydell Message-id: 1423736974-14254-3-git-send-email-greg.bellows@linaro.org Signed-off-by: Peter Maydell --- hw/arm/virt.c | 20 +++++++++++++++++--- 1 file changed, 17 insertions(+), 3 deletions(-) (limited to 'hw/arm') diff --git a/hw/arm/virt.c b/hw/arm/virt.c index ee77093..69f51ac 100644 --- a/hw/arm/virt.c +++ b/hw/arm/virt.c @@ -728,15 +728,19 @@ static void machvirt_init(MachineState *machine) const char *cpu_model = machine->cpu_model; VirtBoardInfo *vbi; uint32_t gic_phandle; + char **cpustr; if (!cpu_model) { cpu_model = "cortex-a15"; } - vbi = find_machine_info(cpu_model); + /* Separate the actual CPU model name from any appended features */ + cpustr = g_strsplit(cpu_model, ",", 2); + + vbi = find_machine_info(cpustr[0]); if (!vbi) { - error_report("mach-virt: CPU %s not supported", cpu_model); + error_report("mach-virt: CPU %s not supported", cpustr[0]); exit(1); } @@ -750,8 +754,10 @@ static void machvirt_init(MachineState *machine) create_fdt(vbi); for (n = 0; n < smp_cpus; n++) { - ObjectClass *oc = cpu_class_by_name(TYPE_ARM_CPU, cpu_model); + ObjectClass *oc = cpu_class_by_name(TYPE_ARM_CPU, cpustr[0]); + CPUClass *cc = CPU_CLASS(oc); Object *cpuobj; + Error *err = NULL; if (!oc) { fprintf(stderr, "Unable to find CPU definition\n"); @@ -759,6 +765,13 @@ static void machvirt_init(MachineState *machine) } cpuobj = object_new(object_class_get_name(oc)); + /* Handle any CPU options specified by the user */ + cc->parse_features(CPU(cpuobj), cpustr[1], &err); + if (err) { + error_report("%s", error_get_pretty(err)); + exit(1); + } + if (!vms->secure) { object_property_set_bool(cpuobj, false, "has_el3", NULL); } @@ -778,6 +791,7 @@ static void machvirt_init(MachineState *machine) object_property_set_bool(cpuobj, true, "realized", NULL); } + g_strfreev(cpustr); fdt_add_timer_nodes(vbi); fdt_add_cpu_nodes(vbi); fdt_add_psci_node(vbi); -- cgit v1.1