cpu: sandbox: support is_current

Support querying whether U-Boot is running on current cpu

Reviewed-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Peng Fan <peng.fan@nxp.com>

diff --git a/drivers/cpu/cpu_sandbox.c b/drivers/cpu/cpu_sandbox.c
index 05b384f6a4577127eabd5db3f3d65d8e382806c2..30a12e5a535de6646278d6b9ddf4dd04874eebd0 100644 (file)
--- a/drivers/cpu/cpu_sandbox.c
+++ b/drivers/cpu/cpu_sandbox.c
@@ -36,11 +36,20 @@ int cpu_sandbox_get_vendor(struct udevice *dev, char *buf, int size)
        return 0;
 }
 
+int cpu_sandbox_is_current(struct udevice *dev)
+{
+       if (!strcmp(dev->name, "cpu-test1"))
+               return 1;
+
+       return 0;
+}
+
 static const struct cpu_ops cpu_sandbox_ops = {
        .get_desc = cpu_sandbox_get_desc,
        .get_info = cpu_sandbox_get_info,
        .get_count = cpu_sandbox_get_count,
        .get_vendor = cpu_sandbox_get_vendor,
+       .is_current = cpu_sandbox_is_current,
 };
 
 int cpu_sandbox_probe(struct udevice *dev)