[PATCH v2 03/11] hw/sd/sdcard: Convert SEND_CSD/SEND_CID to generic_read_byte (CMD9 & 10)

Philippe Mathieu-Daudé posted 11 patches 5 months ago
Maintainers: "Philippe Mathieu-Daudé" <philmd@linaro.org>, Bin Meng <bmeng.cn@gmail.com>
[PATCH v2 03/11] hw/sd/sdcard: Convert SEND_CSD/SEND_CID to generic_read_byte (CMD9 & 10)
Posted by Philippe Mathieu-Daudé 5 months ago
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
---
 hw/sd/sd.c | 24 ++++++------------------
 1 file changed, 6 insertions(+), 18 deletions(-)

diff --git a/hw/sd/sd.c b/hw/sd/sd.c
index f7735c39a8..8201f3245c 100644
--- a/hw/sd/sd.c
+++ b/hw/sd/sd.c
@@ -1312,11 +1312,8 @@ static sd_rsp_type_t sd_normal_command(SDState *sd, SDRequest req)
             if (!sd_is_spi(sd)) {
                 break;
             }
-            sd->state = sd_sendingdata_state;
-            memcpy(sd->data, sd->csd, 16);
-            sd->data_start = sd_req_get_address(sd, req);
-            sd->data_offset = 0;
-            return sd_r1;
+            return sd_cmd_to_sendingdata(sd, req, sd_req_get_address(sd, req),
+                                         sd->csd, 16);
 
         default:
             break;
@@ -1336,11 +1333,8 @@ static sd_rsp_type_t sd_normal_command(SDState *sd, SDRequest req)
             if (!sd_is_spi(sd)) {
                 break;
             }
-            sd->state = sd_sendingdata_state;
-            memcpy(sd->data, sd->cid, 16);
-            sd->data_start = sd_req_get_address(sd, req);
-            sd->data_offset = 0;
-            return sd_r1;
+            return sd_cmd_to_sendingdata(sd, req, sd_req_get_address(sd, req),
+                                         sd->cid, 16);
 
         default:
             break;
@@ -2130,15 +2124,9 @@ uint8_t sd_read_byte(SDState *sd)
                            sd->current_cmd, sd->data_offset, io_len);
     switch (sd->current_cmd) {
     case 6:  /* CMD6:   SWITCH_FUNCTION */
-        sd_generic_read_byte(sd, &ret);
-        break;
-
     case 9:  /* CMD9:   SEND_CSD */
-    case 10:  /* CMD10:  SEND_CID */
-        ret = sd->data[sd->data_offset ++];
-
-        if (sd->data_offset >= 16)
-            sd->state = sd_transfer_state;
+    case 10: /* CMD10:  SEND_CID */
+        sd_generic_read_byte(sd, &ret);
         break;
 
     case 13:  /* ACMD13: SD_STATUS */
-- 
2.41.0