Having updated our build to thud and 2018.3, we don't see any problems programming the 7 series FPGA using the fpga-manager from Linux. However, our bin file hasn't been updated and was converted from the bit file using 2018.2.
On 25-03-19 08:02, Mike Looijmans wrote: > On the 7-series, SD performance is as usual: > > # dd if=/dev/mmcblk0 of=/dev/null bs=1M count=20 > 20+0 records in > 20+0 records out > 20971520 bytes (20.0MB) copied, 0.997935 seconds, 20.0MB/s > > > I did notice that even on the 7 series programming the FPGA from Linux > (using fpga-manager framework) is broken in the 2018.3 release now: > > fpga_manager fpga0: writing fpga.bin to Xilinx Zynq FPGA Manager > fpga_manager fpga0: Error after writing image data to FPGA > > > On 21-03-19 18:08, Mike Looijmans wrote: > > Have only tried the MPSoC. > > > > I haven't tried the 7k yet with 2018.3, may get to that tomorrow. I > > suspect it's something with the PMU interface and/or clock dividers. > > > > > > On 21-03-19 17:54, Peter Smith wrote: > >> Mike, although I have not made any measurements I have noticed in the > >> last few days (coincidentally I have been doing a lot of work with a > >> ZCU102) that the SD interface seemed a bit slow. Are you seeing this > >> on Zynq 7K or US+ MPSoC? > >> Best Regards > >> Peter > >> > >> > >> On Thu, 21 Mar 2019 at 16:38, Mike Looijmans <[email protected] > >> <mailto:[email protected]>> wrote: > >> > >> The SD and eMMC controller has become terribly slow in 2018.3: > >> > >> # echo 3 > /proc/sys/vm/drop_caches > >> > >> # dd if=/dev/mmcblk0 of=/dev/null bs=1M count=20 > >> 20+0 records in > >> 20+0 records out > >> 20971520 bytes (20.0MB) copied, 4.972666 seconds, 4.0MB/s > >> > >> # dd if=/dev/mmcblk1 of=/dev/null bs=1M count=20 > >> 20+0 records in > >> 20+0 records out > >> 20971520 bytes (20.0MB) copied, 38.899436 seconds, 526.5KB/s > >> > >> > >> This used to be over 160MB/s for the eMMC (mmcblk0) and over 20 > MB/s > >> for the > >> SD card (mmcblk0) with the 2018.1 kernel and bootloader. > >> > >> This is only in Linux, the bootloader still reads at about 10MB/s > >> from the SD > >> card. So apparently the clocks are set up okay. > >> > >> According to the kernel, the clocks and interface are running at > >> full speed: > >> > >> # cat /sys/kernel/debug/mmc0/ios > >> clock: 200000000 Hz > >> actual clock: 200000000 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: 3 (8 bits) > >> timing spec: 9 (mmc HS200) > >> signal voltage: 1 (1.80 V) > >> driver type: 0 (driver type B) > >> > >> # cat /sys/kernel/debug/mmc1/ios > >> clock: 50000000 Hz > >> actual 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) > >> > >> > >> Any insights? > >> -- > >> _______________________________________________ > >> meta-xilinx mailing list > >> [email protected] <mailto:[email protected]> > >> https://lists.yoctoproject.org/listinfo/meta-xilinx > >> > > > > > > -- > _______________________________________________ > meta-xilinx mailing list > [email protected] > https://lists.yoctoproject.org/listinfo/meta-xilinx ___________________________________________________________________________ This e-mail is confidential and is for the addressee only. Please refer to www.oxinst.com/email-statement<http://www.oxinst.com/email-statement> for regulatory information. -- _______________________________________________ meta-xilinx mailing list [email protected] https://lists.yoctoproject.org/listinfo/meta-xilinx
