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[PATCH v1 2/4] hw/arm/cubieboard: restrict allowed CPU type to ARM Corte
From: |
Niek Linnenbank |
Subject: |
[PATCH v1 2/4] hw/arm/cubieboard: restrict allowed CPU type to ARM Cortex-A8 |
Date: |
Thu, 27 Feb 2020 23:01:47 +0100 |
The Cubieboard has an ARM Cortex-A8. Prevent changing the CPU
to a different type which could break user programs.
Signed-off-by: Niek Linnenbank <address@hidden>
---
hw/arm/cubieboard.c | 10 +++++++++-
1 file changed, 9 insertions(+), 1 deletion(-)
diff --git a/hw/arm/cubieboard.c b/hw/arm/cubieboard.c
index 0195925c73..010375f0a8 100644
--- a/hw/arm/cubieboard.c
+++ b/hw/arm/cubieboard.c
@@ -30,9 +30,17 @@ static struct arm_boot_info cubieboard_binfo = {
static void cubieboard_init(MachineState *machine)
{
- AwA10State *a10 = AW_A10(object_new(TYPE_AW_A10));
+ AwA10State *a10;
Error *err = NULL;
+ /* Only allow Cortex-A8 for this board */
+ if (strcmp(machine->cpu_type, ARM_CPU_TYPE_NAME("cortex-a8")) != 0) {
+ error_report("This board can only be used with cortex-a8 CPU");
+ exit(1);
+ }
+
+ a10 = AW_A10(object_new(TYPE_AW_A10));
+
object_property_set_int(OBJECT(&a10->emac), 1, "phy-addr", &err);
if (err != NULL) {
error_reportf_err(err, "Couldn't set phy address: ");
--
2.17.1