@@ -119,6 +119,7 @@ static u32 pta_scp03_invoke_func(struct udevice *dev, u32 func, uint num_params,
{
u32 res;
static bool enabled;
+ static bool provision;
switch (func) {
case PTA_CMD_ENABLE_SCP03:
@@ -130,12 +131,18 @@ static u32 pta_scp03_invoke_func(struct udevice *dev, u32 func, uint num_params,
if (res)
return res;
- if (!enabled) {
+ /* If SCP03 was not enabled, enable it */
+ if (!enabled)
enabled = true;
- } else {
- }
+ /* If SCP03 was not provisioned, provision new keys */
if (params[0].u.value.a)
+ provision = true;
+
+ /*
+ * Either way, we asume both operations succeeded and that
+ * the communication channel has now been stablished
+ */
return TEE_SUCCESS;
default:
Fix and document the Secure Channel Protocol03 emulator. Fixes: 5a8783c80c39 ("drivers: tee: sandbox: SCP03 control emulator") Signed-off-by: Jorge Ramirez-Ortiz <jorge@foundries.io> --- drivers/tee/sandbox.c | 13 ++++++++++--- 1 file changed, 10 insertions(+), 3 deletions(-)