Re: [Qemu-devel] Using virtio-mmio

[Peter Maydell]

On 2 August 2013 18:48, Erlon Cruz <address@hidden> wrote:
> kernel:  Linux 3.10-rc6 -> vexpress_defconfig

> The kernel boots, but it cant mount the SD:
>
> mmc0: host doesn't support card's voltages
> mmc0: error -22 whilst initialising SD card
> SD: Unknown CMD1

The mainline kernel's vexpress_defconfig is known to
be broken. In particular you need to make sure you
define at least CONFIG_REGULATOR and CONFIG_REGULATOR_VEXPRESS,
otherwise the MMC controller driver thinks it supports no
voltages at all and fails like this.

-- PMM