[PATCH v7 6/8] hw/arm/sbsa-ref: Check CPU type in machine_run_board_init()

Gavin Shan posted 8 patches 1 year ago
Maintainers: Peter Maydell <peter.maydell@linaro.org>, Beniamino Galvani <b.galvani@gmail.com>, Strahinja Jankovic <strahinja.p.jankovic@gmail.com>, Subbaraya Sundeep <sundeep.lkml@gmail.com>, Tyrone Ting <kfting@nuvoton.com>, Hao Wu <wuhaotsh@google.com>, Niek Linnenbank <nieklinnenbank@gmail.com>, Radoslaw Biernacki <rad@semihalf.com>, Leif Lindholm <quic_llindhol@quicinc.com>, Marcin Juszkiewicz <marcin.juszkiewicz@linaro.org>, Eduardo Habkost <eduardo@habkost.net>, Marcel Apfelbaum <marcel.apfelbaum@gmail.com>, "Philippe Mathieu-Daudé" <philmd@linaro.org>, Yanan Wang <wangyanan55@huawei.com>, Vijai Kumar K <vijai@behindbytes.com>, Palmer Dabbelt <palmer@dabbelt.com>, Alistair Francis <alistair.francis@wdc.com>, Bin Meng <bin.meng@windriver.com>, Weiwei Li <liwei1518@gmail.com>, Daniel Henrique Barboza <dbarboza@ventanamicro.com>, Liu Zhiwei <zhiwei_liu@linux.alibaba.com>
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[PATCH v7 6/8] hw/arm/sbsa-ref: Check CPU type in machine_run_board_init()
Posted by Gavin Shan 1 year ago
Set mc->valid_cpu_types so that the user specified CPU type can
be validated in machine_run_board_init(). We needn't to do it
by ourselves.

Signed-off-by: Gavin Shan <gshan@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Leif Lindholm <quic_llindhol@quicinc.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
---
 hw/arm/sbsa-ref.c | 36 ++++++++++--------------------------
 1 file changed, 10 insertions(+), 26 deletions(-)

diff --git a/hw/arm/sbsa-ref.c b/hw/arm/sbsa-ref.c
index f3c9704693..477dca0637 100644
--- a/hw/arm/sbsa-ref.c
+++ b/hw/arm/sbsa-ref.c
@@ -145,27 +145,6 @@ static const int sbsa_ref_irqmap[] = {
     [SBSA_GWDT_WS0] = 16,
 };
 
-static const char * const valid_cpus[] = {
-    ARM_CPU_TYPE_NAME("cortex-a57"),
-    ARM_CPU_TYPE_NAME("cortex-a72"),
-    ARM_CPU_TYPE_NAME("neoverse-n1"),
-    ARM_CPU_TYPE_NAME("neoverse-v1"),
-    ARM_CPU_TYPE_NAME("neoverse-n2"),
-    ARM_CPU_TYPE_NAME("max"),
-};
-
-static bool cpu_type_valid(const char *cpu)
-{
-    int i;
-
-    for (i = 0; i < ARRAY_SIZE(valid_cpus); i++) {
-        if (strcmp(cpu, valid_cpus[i]) == 0) {
-            return true;
-        }
-    }
-    return false;
-}
-
 static uint64_t sbsa_ref_cpu_mp_affinity(SBSAMachineState *sms, int idx)
 {
     uint8_t clustersz = ARM_DEFAULT_CPUS_PER_CLUSTER;
@@ -733,11 +712,6 @@ static void sbsa_ref_init(MachineState *machine)
     const CPUArchIdList *possible_cpus;
     int n, sbsa_max_cpus;
 
-    if (!cpu_type_valid(machine->cpu_type)) {
-        error_report("sbsa-ref: CPU type %s not supported", machine->cpu_type);
-        exit(1);
-    }
-
     if (kvm_enabled()) {
         error_report("sbsa-ref: KVM is not supported for this machine");
         exit(1);
@@ -898,10 +872,20 @@ static void sbsa_ref_instance_init(Object *obj)
 static void sbsa_ref_class_init(ObjectClass *oc, void *data)
 {
     MachineClass *mc = MACHINE_CLASS(oc);
+    static const char * const valid_cpu_types[] = {
+        ARM_CPU_TYPE_NAME("cortex-a57"),
+        ARM_CPU_TYPE_NAME("cortex-a72"),
+        ARM_CPU_TYPE_NAME("neoverse-n1"),
+        ARM_CPU_TYPE_NAME("neoverse-v1"),
+        ARM_CPU_TYPE_NAME("neoverse-n2"),
+        ARM_CPU_TYPE_NAME("max"),
+        NULL,
+    };
 
     mc->init = sbsa_ref_init;
     mc->desc = "QEMU 'SBSA Reference' ARM Virtual Machine";
     mc->default_cpu_type = ARM_CPU_TYPE_NAME("neoverse-n1");
+    mc->valid_cpu_types = valid_cpu_types;
     mc->max_cpus = 512;
     mc->pci_allow_0_address = true;
     mc->minimum_page_bits = 12;
-- 
2.42.0