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sdcard: check the card is in correct state for APP CMD (CMD55)

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Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Alistair Francis <alistair.francis@xilinx.com>
Message-id: 20180215221325.7611-14-f4bug@amsat.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Philippe Mathieu-Daudé 2018-02-22 15:12:54 +00:00 committed by Peter Maydell
parent 946897ce18
commit d691148655
1 changed files with 8 additions and 0 deletions
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8
hw/sd/sd.c
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@ -1386,6 +1386,14 @@ static sd_rsp_type_t sd_normal_command(SDState *sd,
/* Application specific commands (Class 8) */
case 55: /* CMD55: APP_CMD */
switch (sd->state) {
case sd_ready_state:
case sd_identification_state:
case sd_inactive_state:
return sd_illegal;
default:
break;
}
if (!sd->spi) {
if (sd->rca != rca) {
return sd_r0;