From: Peter Crosthwaite <peter.crosthwa...@xilinx.com>
QEMU models two (of the three) ACMD41 has two modes, "inquiry" and
"first". The selection logic for which of the two is incorrect - it
compares != 0 for the entire argument value rather than only bits 23:0
as per the spec. Fix.
Signed-off-by: Peter Crosthwaite <peter.crosthwa...@xilinx.com>
---
Changed since v1:
Total rewrite
hw/sd/sd.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/hw/sd/sd.c b/hw/sd/sd.c
index 2e0ef3e..4d26578 100644
--- a/hw/sd/sd.c
+++ b/hw/sd/sd.c
@@ -1278,8 +1278,9 @@ static sd_rsp_type_t sd_app_command(SDState *sd,
switch (sd->state) {
case sd_idle_state:
/* We accept any voltage. 10000 V is nothing. */
- if (req.arg)
+ if (req.arg & 0x00ffffff) {
sd->state = sd_ready_state;
+ }
return sd_r3;
--
1.8.3.rc1.44.gb387c77.dirty
