Hi Olliver, Sorry for the delay but I was on a place without Internet access.
Is there something wrong with the logs? On Thursday, May 5, 2016 at 11:43:49 AM UTC+3, Olliver Schinagl wrote: > > Hey Christo, > > On 04-05-16 21:40, Christo Radev wrote: > > Hi Oliver, > > I start performance tests for eMMC, SD/MMC, USB, SATA SSD devices and will > post the result when ready. > > As a beginning I can say that eMMC is accessed via 4-bit bus without > matter of the patch used. > There you are the content of /sys/kernel/debug/mmcX/ios (where X is number > of eMMC or SD/MMC device). > Booted from SD card with 8-bit patched kernel > root@egpr:~# dmesg | grep mmc > [ 3.599625] sunxi-mmc 1c0f000.mmc: Got CD GPIO > [ 3.631883] sunxi-mmc 1c0f000.mmc: base:0xf08da000 irq:26 > [ 3.669058] mmc0: host does not support reading read-only switch, > assuming write-enable > [ 3.671674] sunxi-mmc 1c11000.mmc: base:0xf08de000 irq:27 > [ 3.672064] mmc0: new high speed SDHC card at address 0007 > [ 3.673068] mmcblk0: mmc0:0007 SD04G 3.71 GiB > [ 3.674785] mmcblk0: p1 > [ 3.682261] sunxi-mmc 1c11000.mmc: smc 1 err, cmd 8, RTO !! > [ 3.689280] sunxi-mmc 1c11000.mmc: smc 1 err, cmd 55, RTO !! > [ 3.690146] sunxi-mmc 1c11000.mmc: smc 1 err, cmd 55, RTO !! > [ 3.690977] sunxi-mmc 1c11000.mmc: smc 1 err, cmd 55, RTO !! > [ 3.691808] sunxi-mmc 1c11000.mmc: smc 1 err, cmd 55, RTO !! > [ 3.745505] mmc1: MAN_BKOPS_EN bit is not set > [ 3.749187] sunxi-mmc 1c11000.mmc: smc 1 err, cmd 8, RD EBE !! > [ 3.749229] sunxi-mmc 1c11000.mmc: data error, sending stop command > [ 3.749247] sunxi-mmc 1c11000.mmc: send stop command failed > [ 3.749268] mmc1: switch to bus width 2 failed > [ 3.753586] mmc1: new high speed MMC card at address 0001 > [ 3.754479] mmcblk1: mmc1:0001 P1XXXX 3.60 GiB > [ 3.754961] mmcblk1boot0: mmc1:0001 P1XXXX partition 1 16.0 MiB > [ 3.755604] mmcblk1boot1: mmc1:0001 P1XXXX partition 2 16.0 MiB > [ 3.757045] mmcblk1: p1 > [ 4.216879] EXT4-fs (mmcblk0p1): mounted filesystem with writeback > data mode. Opts: (null) > [ 7.907002] EXT4-fs (mmcblk0p1): re-mounted. Opts: commit=600,errors= > remount-ro > > root@egpr:~# cat /sys/kernel/debug/mmc0/ios > clock: 50000000 Hz > vdd: 21 (3.3 ~ 3.4 V) > bus mode: 2 (push-pull) > chip select: 0 (don't care) > power mode: 2 (on) > bus width: 2 (4 bits) > timing spec: 2 (sd high-speed) > signal voltage: 0 (3.30 V) > driver type: 0 (driver type B) > root@egpr:~# cat /sys/kernel/debug/mmc1/ios > clock: 50000000 Hz > vdd: 21 (3.3 ~ 3.4 V) > bus mode: 2 (push-pull) > chip select: 0 (don't care) > power mode: 2 (on) > bus width: 2 (4 bits) > timing spec: 1 (mmc high-speed) > signal voltage: 0 (3.30<span s > > -- You received this message because you are subscribed to the Google Groups "linux-sunxi" group. To unsubscribe from this group and stop receiving emails from it, send an email to linux-sunxi+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.