Messages in this thread | | | Date | Mon, 02 Dec 2013 08:26:27 -0500 | From | Christopher Covington <> | Subject | Re: Nemo on emulated Nokia n900 (qemu-arm) |
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Hi Pavel,
On 11/28/2013 12:11 PM, Pavel Machek wrote: > Hi! > > For testing, it would be good to have some real > userland... unfortunately I can't figure out how to do it. > > Ideally, I'd like to put nemo-armv7hl-n900-mmcblk0p.raw on emulated sd > card, but I get: > > [ 1.566345] Initializing XFRM netlink socket > [ 1.568023] NET: Registered protocol family 17 > [ 1.570220] NET: Registered protocol family 15 > [ 1.572601] Key type dns_resolver registered > [ 1.581481] omap_vp_forceupdate_scale: vdd_mpu_iva TRANXDONE > timeout exceeded while trying to clear the TRANXDONE status > [ 1.586242] omap_vp_forceupdate_scale: vdd_core TRANXDONE timeout > exceeded while trying to clear the TRANXDONE status > [ 1.601074] omap_vp_forceupdate_scale: vdd_mpu_iva TRANXDONE > timeout exceeded. Voltage change aborted > [ 1.604522] cpu cpu0: omap_target: unable to scale voltage up. > [ 1.606933] omap_hsmmc omap_hsmmc.1: no support for card's volts > [ 1.609252] mmc1: error -22 whilst initialising SDIO card > SD: ACMD41 in a wrong state > SD: ACMD41 in a wrong state > SD: ACMD41 in a wrong state > SD: ACMD41 in a wrong state > SD: CMD1 in a wrong state > [ 1.613830] cpufreq: __cpufreq_driver_target: Failed to change cpu > frequency: -110 > [ 1.622650] ThumbEE CPU extension supported. > > But according to google, old linux kernels were able to work with SD > on qemu-arm... > > IIRC there was some discussion that qemu does not properly emulate SD > card, and that internal NAND emulation can be used instead. I tried > using qflasher, but it is not able to use 3.5GB > nemo-armv7hl-n900-mmcblk0p.rawnemo-armv7hl-n900-mmcblk0p.raw -- strace > revealed file too big error. > > Any ideas?
While I don't know the details of QEMU SD/MMC and NAND support, another option you could try is the VirtIO block device peripheral.
http://www.linux-kvm.org/page/Boot_from_virtio_block_device
Regards, Christopher
-- Employee of Qualcomm Innovation Center, Inc. Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, hosted by the Linux Foundation.
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