diff mbox series

[16/32] hw/sd: Add emmc_cmd_ALL_SEND_CID() handler

Message ID 20230703132509.2474225-17-clg@kaod.org
State New
Headers show
Series hw/sd: eMMC support | expand

Commit Message

Cédric Le Goater July 3, 2023, 1:24 p.m. UTC 
Signed-off-by: Cédric Le Goater <clg@kaod.org>
---
 hw/sd/sd.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)
diff mbox series

Patch

diff --git a/hw/sd/sd.c b/hw/sd/sd.c
index f846440b737a..dd60a16f8c0a 100644
--- a/hw/sd/sd.c
+++ b/hw/sd/sd.c
@@ -2177,11 +2177,23 @@  static sd_rsp_type_t emmc_cmd_SEND_OP_CMD(SDState *sd, SDRequest req)
     return sd_r3;
 }
 
+static sd_rsp_type_t emmc_cmd_ALL_SEND_CID(SDState *sd, SDRequest req)
+{
+    if (sd->state != sd_ready_state && sd->state != sd_idle_state) {
+        return sd_invalid_state_for_cmd(sd, req);
+    }
+
+    sd->state = sd_identification_state;
+
+    return sd_r2_i;
+}
+
 static const SDProto sd_proto_emmc = {
     .name = "eMMC",
     .cmd = {
         [0]         = sd_cmd_GO_IDLE_STATE,
         [1]         = emmc_cmd_SEND_OP_CMD,
+        [2]         = emmc_cmd_ALL_SEND_CID,
         [5]         = sd_cmd_illegal,
         [19]        = sd_cmd_SEND_TUNING_BLOCK,
         [23]        = sd_cmd_SET_BLOCK_COUNT,