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[PATCH] sd: mmc: Fix SET_BLOCK_COUNT command argument


From: Cédric Le Goater
Subject: [PATCH] sd: mmc: Fix SET_BLOCK_COUNT command argument
Date: Wed, 23 Jun 2021 10:30:04 +0200

The number of blocks is defined in the lower bits [15:0]

Signed-off-by: Cédric Le Goater <clg@kaod.org>
---
 hw/sd/sd.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/hw/sd/sd.c b/hw/sd/sd.c
index a73d80661a10..a2553a502edc 100644
--- a/hw/sd/sd.c
+++ b/hw/sd/sd.c
@@ -1358,7 +1358,7 @@ static sd_rsp_type_t sd_normal_command(SDState *sd, 
SDRequest req)
         }
         switch (sd->state) {
         case sd_transfer_state:
-            sd->multi_blk_cnt = req.arg;
+            sd->multi_blk_cnt = req.arg & 0xFFFF;
             return sd_r1;
 
         default:
-- 
2.31.1




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