ShuriZma
/
xemu
mirror of https://github.com/xemu-project/xemu.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

sdcard: Do not trace CMD55, except when we already expect an ACMD 

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Acked-by: Alistair Francis <alistair.francis@xilinx.com>
Message-id: 20180309153654.13518-2-f4bug@amsat.org
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Philippe Mathieu-Daudé 2018-03-09 17:09:44 +00:00 committed by Peter Maydell
parent dc16538a98
commit 586634b9a8
1 changed files with 8 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

11
hw/sd/sd.c
View File

@ -866,13 +866,18 @@ static void sd_lock_command(SDState *sd)
sd->card_status &= ~CARD_IS_LOCKED;
}
static sd_rsp_type_t sd_normal_command(SDState *sd,
SDRequest req)
static sd_rsp_type_t sd_normal_command(SDState *sd, SDRequest req)
{
uint32_t rca = 0x0000;
uint64_t addr = (sd->ocr & (1 << 30)) ? (uint64_t) req.arg << 9 : req.arg;
trace_sdcard_normal_command(req.cmd, req.arg, sd_state_name(sd->state));
/* CMD55 precedes an ACMD, so we are not interested in tracing it.
* However there is no ACMD55, so we want to trace this particular case.
*/
if (req.cmd != 55 || sd->expecting_acmd) {
trace_sdcard_normal_command(req.cmd, req.arg,
sd_state_name(sd->state));
}
/* Not interpreting this as an app command */
sd->card_status &= ~APP_CMD;