hw/sd: Add sd_cmd_SEND_RELATIVE_ADDR() handler

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Message-Id: <20210624142209.1193073-11-f4bug@amsat.org>
Signed-off-by: Cédric Le Goater <clg@kaod.org>

hw/sd/sd.c

@@ -1048,6 +1048,20 @@ static sd_rsp_type_t sd_cmd_ALL_SEND_CID(SDState *sd, SDRequest req)
     return sd_r2_i;
 }
 
+static sd_rsp_type_t sd_cmd_SEND_RELATIVE_ADDR(SDState *sd, SDRequest req)
+{
+    switch (sd->state) {
+    case sd_identification_state:
+    case sd_standby_state:
+        sd->state = sd_standby_state;
+        sd_set_rca(sd);
+        return sd_r6;
+
+    default:
+        return sd_invalid_state_for_cmd(sd, req);
+    }
+}
+
 static sd_rsp_type_t sd_normal_command(SDState *sd, SDRequest req)
 {
     uint32_t rca = 0x0000;
@@ -1087,19 +1101,6 @@ static sd_rsp_type_t sd_normal_command(SDState *sd, SDRequest req)
 
     switch (req.cmd) {
     /* Basic commands (Class 0 and Class 1) */
-    case 3:  /* CMD3:   SEND_RELATIVE_ADDR */
-        switch (sd->state) {
-        case sd_identification_state:
-        case sd_standby_state:
-            sd->state = sd_standby_state;
-            sd_set_rca(sd);
-            return sd_r6;
-
-        default:
-            break;
-        }
-        break;
-
     case 4:  /* CMD4:   SEND_DSR */
         switch (sd->state) {
         case sd_standby_state:
@@ -2149,6 +2150,7 @@ static const SDProto sd_proto_sd = {
         [0]         = sd_cmd_GO_IDLE_STATE,
         [1]         = sd_cmd_illegal,
         [2]         = sd_cmd_ALL_SEND_CID,
+        [3]         = sd_cmd_SEND_RELATIVE_ADDR,
         [5]         = sd_cmd_illegal,
         [52 ... 54] = sd_cmd_illegal,
         [58]        = sd_cmd_illegal,