On 08/17/2011 09:51 PM, seedshope wrote: > Hi All, > > I uses potevio MicroSD 512M to test the SD/MMC driver in current master > kernel. I found some issue: > > 1. The issue > (1) After I insert the microSD,Why The SD card probe finish(The > parrition and device has already register). But The more and more data > transport between card and host? Who can told me the function of this > data.(The log information as following). > > (2) The MicroSD can be probe successful. But The error information > display on the processor of multi-block data transfer. > > Any advices are welcome! > > > 2. Kernel configure: > CONFIG_MMC = y > CONFIG_MMC_DEBUG = y > CONFIG_MMC_BLOCK = y > CONFIG_MMC_SDHCI = y > CONFIG_MMC_SDHCI_PCI = y > > 3. Debug information: > mmc0: clock 0Hz busmode 1 powermode 1 cs 0 Vdd 20 width 0 timing 0 > mmc0: clock 400000Hz busmode 1 powermode 2 cs 0 Vdd 20 width 0 timing 0 > mmc0: clock 400000Hz busmode 1 powermode 2 cs 1 Vdd 20 width 0 timing 0 > mmc0: clock 400000Hz busmode 1 powermode 2 cs 0 Vdd 20 width 0 timing 0 > mmc0: req failed (CMD5): -110, retrying... > mmc0: req failed (CMD5): -110, retrying... > mmc0: req failed (CMD5): -110, retrying... > mmc0: clock 400000Hz busmode 1 powermode 2 cs 0 Vdd 20 width 0 timing 0 > mmc0: clock 400000Hz busmode 1 powermode 2 cs 1 Vdd 20 width 0 timing 0 > mmc0: clock 400000Hz busmode 1 powermode 2 cs 0 Vdd 20 width 0 timing 0 > mmc0: clock 400000Hz busmode 2 powermode 2 cs 0 Vdd 20 width 0 timing 0 > mmc0: clock 400000Hz busmode 2 powermode 2 cs 0 Vdd 20 width 0 timing 2 > mmc0: clock 50000000Hz busmode 2 powermode 2 cs 0 Vdd 20 width 0 timing 2 > mmc0: clock 50000000Hz busmode 2 powermode 2 cs 0 Vdd 20 width 2 timing 2 > mmc0: new high speed SD card at address 0002 > mmcblk0: mmc0:0002 N/A 484 MiB > mmcblk0: p1 > mmcblk0: retrying using single block read > mmcblk0: error -84 transferring data, sector 57, nr 71, card status 0x900 > end_request: I/O error, dev mmcblk0, sector 57 > mmcblk0: error -84 transferring data, sector 61, nr 67, card status 0x900 > end_request: I/O error, dev mmcblk0, sector 61 > quiet_error: 15 callbacks suppressed > Buffer I/O error on device mmcblk0, logical block 7 > mmcblk0: error -84 transferring data, sector 65, nr 63, card status 0x900 > end_request: I/O error, dev mmcblk0, sector 65 > mmcblk0: error -84 transferring data, sector 69, nr 59, card status 0x900 > end_request: I/O error, dev mmcblk0, sector 69 > mmcblk0: error -84 transferring data, sector 71, nr 57, card status 0x900 > end_request: I/O error, dev mmcblk0, sector 71 > Buffer I/O error on device mmcblk0, logical block 8 > mmcblk0: error -84 transferring data, sector 73, nr 55, card status 0x900 > end_request: I/O error, dev mmcblk0, sector 73 > mmcblk0: error -84 transferring data, sector 77, nr 51, card status 0x900 > end_request: I/O error, dev mmcblk0, sector 77 > Buffer I/O error on device mmcblk0, logical block 9 > mmcblk0: error -84 transferring data, sector 87, nr 41, card status 0x900 > end_request: I/O error, dev mmcblk0, sector 87 > Buffer I/O error on device mmcblk0, logical block 10 > mmcblk0: error -84 transferring data, sector 127, nr 1, card status 0x900 > end_request: I/O error, dev mmcblk0, sector 127 > Buffer I/O error on device mmcblk0, logical block 15 > mmcblk0: retrying using single block read > mmcblk0: error -84 transferring data, sector 143, nr 113, card status 0x900 > end_request: I/O error, dev mmcblk0, sector 143 > Buffer I/O error on device mmcblk0, logical block 17 > mmcblk0: error -84 transferring data, sector 151, nr 105, card status 0x900 > end_request: I/O error, dev mmcblk0, sector 151 > Buffer I/O error on device mmcblk0, logical block 18 > mmcblk0: error -84 transferring data, sector 161, nr 95, card status 0x900 > end_request: I/O error, dev mmcblk0, sector 161 > mmcblk0: error -84 transferring data, sector 215, nr 41, card status 0x900 > end_request: I/O error, dev mmcblk0, sector 215 > Buffer I/O error on device mmcblk0, logical block 26 > mmcblk0: error -84 transferring data, sector 217, nr 39, card status 0x900 > end_request: I/O error, dev mmcblk0, sector 217 > mmcblk0: retrying using single block read > mmcblk0: error -84 transferring data, sector 57, nr 7, card status 0x900 > end_request: I/O error, dev mmcblk0, sector 57 > mmcblk0: retrying using single block read > mmcblk0: error -84 transferring data, sector 535, nr 9, card status 0x900 > end_request: I/O error, dev mmcblk0, sector 535 > mmcblk0: retrying using single block read > mmcblk0: error -84 transferring data, sector 535, nr 1, card status 0x900 > end_request: I/O error, dev mmcblk0, sector 535 > mmcblk0: retrying using single block read > mmcblk0: retrying using single block read > mmcblk0: error -84 transferring data, sector 193, nr 116, card status 0x900 > end_request: I/O error, dev mmcblk0, sector 193 > mmcblk0: error -84 transferring data, sector 215, nr 94, card status 0x900 > end_request: I/O error, dev mmcblk0, sector 215 > mmcblk0: error -84 transferring data, sector 217, nr 92, card status 0x900 > end_request: I/O error, dev mmcblk0, sector 217 > mmcblk0: error -84 transferring data, sector 279, nr 30, card status 0x900 > end_request: I/O error, dev mmcblk0, sector 279 > mmcblk0: error -84 transferring data, sector 289, nr 20, card status 0x900 > end_request: I/O error, dev mmcblk0, sector 289 > mmcblk0: retrying using single block read > mmcblk0: error -84 transferring data, sector 57, nr 124, card status 0x900 > end_request: I/O error, dev mmcblk0, sector 57 > mmcblk0: error -84 transferring data, sector 61, nr 120, card status 0x900 > end_request: I/O error, dev mmcblk0, sector 61 > mmcblk0: error -84 transferring data, sector 65, nr 116, card status 0x900 > end_request: I/O error, dev mmcblk0, sector 65 > mmcblk0: error -84 transferring data, sector 71, nr 110, card status 0x900 > end_request: I/O error, dev mmcblk0, sector 71 > mmcblk0: error -84 transferring data, sector 75, nr 106, card status 0x900 > end_request: I/O error, dev mmcblk0, sector 75 > mmcblk0: error -84 transferring data, sector 77, nr 104, card status 0x900 > end_request: I/O error, dev mmcblk0, sector 77 > mmcblk0: error -84 transferring data, sector 79, nr 102, card status 0x900 > end_request: I/O error, dev mmcblk0, sector 79 > mmcblk0: error -84 transferring data, sector 81, nr 100, card status 0x900 > end_request: I/O error, dev mmcblk0, sector 81 > mmcblk0: error -84 transferring data, sector 85, nr 96, card status 0x900 > end_request: I/O error, dev mmcblk0, sector 85 > mmcblk0: error -84 transferring data, sector 87, nr 94, card status 0x900 > end_request: I/O error, dev mmcblk0, sector 87 > mmcblk0: error -84 transferring data, sector 103, nr 78, card status 0x900 > end_request: I/O error, dev mmcblk0, sector 103 > mmcblk0: error -84 transferring data, sector 127, nr 54, card status 0x900 > end_request: I/O error, dev mmcblk0, sector 127 > mmcblk0: error -84 transferring data, sector 143, nr 38, card status 0x900 > end_request: I/O error, dev mmcblk0, sector 143 > mmcblk0: error -84 transferring data, sector 151, nr 30, card status 0x900 > end_request: I/O error, dev mmcblk0, sector 151 > mmcblk0: error -84 transferring data, sector 161, nr 20, card status 0x900 > end_request: I/O error, dev mmcblk0, sector 161 > mmcblk0: error -84 transferring data, sector 177, nr 4, card status 0x900 > end_request: I/O error, dev mmcblk0, sector 177 > mmcblk0: error -84 transferring data, sector 57, nr 1, card status 0x900 > end_request: I/O error, dev mmcblk0, sector 57 > > > Thanks > hongbo -- To unsubscribe from this list: send the line "unsubscribe linux-mmc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at 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