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-rw-r--r--hw/sd/allwinner-sdhost.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/hw/sd/allwinner-sdhost.c b/hw/sd/allwinner-sdhost.c
index 041e45c680..455d6eabf6 100644
--- a/hw/sd/allwinner-sdhost.c
+++ b/hw/sd/allwinner-sdhost.c
@@ -114,7 +114,9 @@ enum {
};
enum {
+ SD_STAR_FIFO_EMPTY = (1 << 2),
SD_STAR_CARD_PRESENT = (1 << 8),
+ SD_STAR_FIFO_LEVEL_1 = (1 << 17),
};
enum {
@@ -467,6 +469,11 @@ static uint64_t allwinner_sdhost_read(void *opaque, hwaddr offset,
break;
case REG_SD_STAR: /* Status */
res = s->status;
+ if (sdbus_data_ready(&s->sdbus)) {
+ res |= SD_STAR_FIFO_LEVEL_1;
+ } else {
+ res |= SD_STAR_FIFO_EMPTY;
+ }
break;
case REG_SD_FWLR: /* FIFO Water Level */
res = s->fifo_wlevel;