| Message ID | 1305882713-24997-1-git-send-email-peter.maydell@linaro.org |
|---|---|
| State | Accepted |
| Commit | 39e594dbcd897849f2ca95b3310ea00fff29ea99 |
| Headers | show |
On Fri, May 20, 2011 at 10:11 AM, Peter Maydell <peter.maydell@linaro.org> wrote: > The SDIO specification introduces new commands 52 and 53. > Handle as illegal command but do not complain on stderr, > as SDIO-aware OSes (including Linux) may legitimately use > these in their probing for presence of an SDIO card. > > Signed-off-by: Peter Maydell <peter.maydell@linaro.org> > --- > hw/sd.c | 11 +++++++++++ > 1 files changed, 11 insertions(+), 0 deletions(-) Thanks, added to the trivial patches tree: http://repo.or.cz/w/qemu/stefanha.git/shortlog/refs/heads/trivial-patches Stefan
diff --git a/hw/sd.c b/hw/sd.c index f44a970..cedfb20 100644 --- a/hw/sd.c +++ b/hw/sd.c @@ -1104,6 +1104,17 @@ static sd_rsp_type_t sd_normal_command(SDState *sd, } break; + case 52: + case 53: + /* CMD52, CMD53: reserved for SDIO cards + * (see the SDIO Simplified Specification V2.0) + * Handle as illegal command but do not complain + * on stderr, as some OSes may use these in their + * probing for presence of an SDIO card. + */ + sd->card_status |= ILLEGAL_COMMAND; + return sd_r0; + /* Application specific commands (Class 8) */ case 55: /* CMD55: APP_CMD */ if (sd->rca != rca)
The SDIO specification introduces new commands 52 and 53. Handle as illegal command but do not complain on stderr, as SDIO-aware OSes (including Linux) may legitimately use these in their probing for presence of an SDIO card. Signed-off-by: Peter Maydell <peter.maydell@linaro.org> --- hw/sd.c | 11 +++++++++++ 1 files changed, 11 insertions(+), 0 deletions(-)