1 files changed, 34 insertions, 4 deletions

diff --git a/hw/sd/core.c b/hw/sd/core.c
index abec48bccb..957d116f1a 100644
--- a/hw/sd/core.c
+++ b/hw/sd/core.c
@@ -102,7 +102,7 @@ int sdbus_do_command(SDBus *sdbus, SDRequest *req, uint8_t *response)
     return 0;
 }
 
-void sdbus_write_data(SDBus *sdbus, uint8_t value)
+void sdbus_write_byte(SDBus *sdbus, uint8_t value)
 {
     SDState *card = get_card(sdbus);
 
@@ -110,11 +110,26 @@ void sdbus_write_data(SDBus *sdbus, uint8_t value)
     if (card) {
         SDCardClass *sc = SD_CARD_GET_CLASS(card);
 
-        sc->write_data(card, value);
+        sc->write_byte(card, value);
     }
 }
 
-uint8_t sdbus_read_data(SDBus *sdbus)
+void sdbus_write_data(SDBus *sdbus, const void *buf, size_t length)
+{
+    SDState *card = get_card(sdbus);
+    const uint8_t *data = buf;
+
+    if (card) {
+        SDCardClass *sc = SD_CARD_GET_CLASS(card);
+
+        for (size_t i = 0; i < length; i++) {
+            trace_sdbus_write(sdbus_name(sdbus), data[i]);
+            sc->write_byte(card, data[i]);
+        }
+    }
+}
+
+uint8_t sdbus_read_byte(SDBus *sdbus)
 {
     SDState *card = get_card(sdbus);
     uint8_t value = 0;
@@ -122,13 +137,28 @@ uint8_t sdbus_read_data(SDBus *sdbus)
     if (card) {
         SDCardClass *sc = SD_CARD_GET_CLASS(card);
 
-        value = sc->read_data(card);
+        value = sc->read_byte(card);
     }
     trace_sdbus_read(sdbus_name(sdbus), value);
 
     return value;
 }
 
+void sdbus_read_data(SDBus *sdbus, void *buf, size_t length)
+{
+    SDState *card = get_card(sdbus);
+    uint8_t *data = buf;
+
+    if (card) {
+        SDCardClass *sc = SD_CARD_GET_CLASS(card);
+
+        for (size_t i = 0; i < length; i++) {
+            data[i] = sc->read_byte(card);
+            trace_sdbus_read(sdbus_name(sdbus), data[i]);
+        }
+    }
+}
+
 bool sdbus_data_ready(SDBus *sdbus)
 {
     SDState *card = get_card(sdbus);