On Sat, Aug 15, 2020 at 02:56:25PM +0200, Mark Kettenis wrote:
> This diff makes sdmmc(4) print ddr52 and hs200 capabilities, making it
> possible to see whether a controller supports these high-speed eMMC
> modes.
>
> ok?
ok stsp@
> Index: dev/sdmmc/sdmmc.c
> ===================================================================
> RCS file: /cvs/src/sys/dev/sdmmc/sdmmc.c,v
> retrieving revision 1.56
> diff -u -p -r1.56 sdmmc.c
> --- dev/sdmmc/sdmmc.c 24 Jul 2020 12:43:32 -0000 1.56
> +++ dev/sdmmc/sdmmc.c 15 Aug 2020 12:53:32 -0000
> @@ -113,6 +113,10 @@ sdmmc_attach(struct device *parent, stru
> printf(", sd high-speed");
> if (ISSET(saa->caps, SMC_CAPS_MMC_HIGHSPEED))
> printf(", mmc high-speed");
> + if (ISSET(saa->caps, SMC_CAPS_MMC_DDR52))
> + printf(", ddr52");
> + if (ISSET(saa->caps, SMC_CAPS_MMC_HS200))
> + printf(", hs200");
> if (ISSET(saa->caps, SMC_CAPS_DMA))
> printf(", dma");
> printf("\n");
