-------------------------------------------------- 发件人:Erlon Cruz 发送日期:2013-08-03 03:57:09 收件人:Richard W.M. Jones 抄送:Peter Maydell; qemu-devel 主题:Re: [Qemu-devel] Using virtio-mmio
-------------------------------------------------- 发件人:Erlon Cruz 发送日期:2013-08-03 03:57:09 收件人:Richard W.M. Jones 抄送:Peter Maydell; qemu-devel 主题:Re: [Qemu-devel] Using virtio-mmio >Hi, Im trying to test virtio-mmio too but Im having no success to boot >vexpress-a9. >kernel: Linux 3.10-rc6 -> vexpress_defconfig >qemu: 1.6.0-rc0 >cmd line: > >qemu-system-arm\ >-m 512\ >-M vexpress-a9\ >-kernel arch/arm/boot/zImage\ > -initrd boot-kernels/initrd-modified.img \ >-append "root=/dev/mmcblk0p2 console=ttyAMA0 rootwait debug earlyprintk"\ > -sd /exports/vexpress/vexpress-a9-nano.img\ >-monitor unix:/dev/tty1,nowait,server\ >-serial stdio\ > -d in_asm,cpu -D /tmp/qemu.log -singlestep > >Here I get the 'total no output' error. I tried with vexpress-v2p-ca9.dtb >and from 'remotes/linaro/v3.9/vexpress' but got the same. > >With, > >qemu-system-arm\ >-m 512\ > -M vexpress-a15\ >-kernel arch/arm/boot/zImage\ >-initrd boot-kernels/initrd-modified.img\ > -append "root=/dev/mmcblk0p2 console=ttyAMA0 rootwait debug earlyprintk"\ >-dtb arch/arm/boot/dts/vexpress-v2p-ca15_a7.dtb'\ > -sd /exports/vexpress/vexpress-a9-nano.img\ >-monitor unix:/dev/tty1,nowait,server\ > -serial stdio > >The kernel boots, but it cant mount the SD: > Hi: >mmc0: host doesn't support card's voltages >mmc0: error -22 whilst initialising SD card This is an error from kernel, means that your MMC controler couldn't supply an available voltages. You should find which register contains the voltages information in pl181.c. >SD: Unknown CMD1 Dose your sdcard image have any partition information? > > >Am I missing something?? > > >Kind Regards, >Erlon > -------------------------------------------------- 2013-08-03