mirrors/qemu
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

hw/sd/sdcard: Return ILLEGAL for CMD19/CMD23 prior SD spec v3.01

Browse Source 
CMD19 (SEND_TUNING_BLOCK) and CMD23 (SET_BLOCK_COUNT) were
added in the Physical Layer Simplified Specification v3.01.
When earlier spec version is requested, we should return ILLEGAL.

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Message-Id: <20220509141320.98374-1-philippe.mathieu.daude@gmail.com>
Signed-off-by: Cédric Le Goater <clg@kaod.org>
This commit is contained in:
Philippe Mathieu-Daudé 2022-04-17 19:43:58 +02:00 committed by Cédric Le Goater
parent 8285490b2b
commit 24965082a7
1 changed files with 2 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
hw/sd/sd.c
View File

@ -1263,7 +1263,7 @@ static sd_rsp_type_t sd_normal_command(SDState *sd, SDRequest req)
case 19: /* CMD19: SEND_TUNING_BLOCK (SD) */
if (sd->spec_version < SD_PHY_SPECv3_01_VERS) {
break;
goto bad_cmd;
}
if (sd->state == sd_transfer_state) {
sd->state = sd_sendingdata_state;
@ -1274,7 +1274,7 @@ static sd_rsp_type_t sd_normal_command(SDState *sd, SDRequest req)
case 23: /* CMD23: SET_BLOCK_COUNT */
if (sd->spec_version < SD_PHY_SPECv3_01_VERS) {
break;
goto bad_cmd;
}
switch (sd->state) {
case sd_transfer_state: