[v4,31/33] hw/arm/sbsa-ref: Check CPU type in machine_run_board_init()

Commit Message

Gavin Shan Nov. 2, 2023, 12:24 a.m. UTC

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 <[e-mail]>
Reviewed-by: Philippe Mathieu-Daudé <[e-mail]>
Reviewed-by: Leif Lindholm <[e-mail]>
---
 hw/arm/sbsa-ref.c | 21 +++------------------
 1 file changed, 3 insertions(+), 18 deletions(-)

Comments

Richard Henderson Nov. 2, 2023, 5:15 a.m. UTC | #1

On 11/1/23 17:24, Gavin Shan wrote:
> 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 <[e-mail]>
> Reviewed-by: Philippe Mathieu-Daudé <[e-mail]>
> Reviewed-by: Leif Lindholm <[e-mail]>
> ---
>   hw/arm/sbsa-ref.c | 21 +++------------------
>   1 file changed, 3 insertions(+), 18 deletions(-)

Reviewed-by: Richard Henderson <[e-mail]>


r~

Patch

diff --git a/hw/arm/sbsa-ref.c b/hw/arm/sbsa-ref.c
index bce44690e5..64c321f627 100644
--- a/hw/arm/sbsa-ref.c
+++ b/hw/arm/sbsa-ref.c
@@ -144,27 +144,16 @@  static const int sbsa_ref_irqmap[] = {
     [SBSA_GWDT_WS0] = 16,
 };
 
-static const char * const valid_cpus[] = {
+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,
 };
 
-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;
@@ -730,11 +719,6 @@  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);
@@ -899,6 +883,7 @@  static void sbsa_ref_class_init(ObjectClass *oc, void *data)
     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;