From 24965082a777f8041890c443230f3d0ae555d764 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= Date: Sun, 17 Apr 2022 19:43:58 +0200 Subject: [PATCH] hw/sd/sdcard: Return ILLEGAL for CMD19/CMD23 prior SD spec v3.01 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit 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 Reviewed-by: Bin Meng Message-Id: <20220509141320.98374-1-philippe.mathieu.daude@gmail.com> Signed-off-by: Cédric Le Goater --- hw/sd/sd.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/hw/sd/sd.c b/hw/sd/sd.c index 77a717d355..0be9ee965a 100644 --- a/hw/sd/sd.c +++ b/hw/sd/sd.c @@ -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: