From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tom Rini Date: Sat, 7 Oct 2017 09:08:02 -0400 Subject: [U-Boot] [U-Boot, v2, 5/6] ARM: Add a new arch + board for QEMU's 'virt' machine In-Reply-To: <20170919201808.11433-6-tuomas.tynkkynen@iki.fi> References: <20170919201808.11433-6-tuomas.tynkkynen@iki.fi> Message-ID: <20171007130802.GS25966@bill-the-cat> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de On Tue, Sep 19, 2017 at 11:18:07PM +0300, Tuomas Tynkkynen wrote: > This board builds an U-Boot binary that is bootable with QEMU's 'virt' > machine on ARM. The minimal QEMU command line is: > > qemu-system-arm -machine virt,highmem=off -bios u-boot.bin > > (Note that the 'highmem=off' parameter to the 'virt' machine is required for > PCI to work in U-Boot.) This command line enables the following: > - u-boot.bin loaded and executing in the emulated flash at address 0x0 > - A generated device tree blob placed at the start of RAM > - A freely configurable amount of RAM, described by the DTB > - A PL011 serial port, discoverable via the DTB > - An ARMv7 architected timer > - PSCI for rebooting the system > - A generic ECAM-based PCI host controller, discoverable via the DTB > > Additionally, QEMU allows plugging a bunch of useful peripherals to the PCI bus. > The following ones are supported by both U-Boot and Linux: > > - To add a Serial ATA disk via an Intel ICH9 AHCI controller, pass e.g.: > -drive if=none,file=disk.img,id=mydisk -device ich9-ahci,id=ahci -device ide-drive,drive=mydisk,bus=ahci.0 > - To add an Intel E1000 network adapter, pass e.g.: > -net nic,model=e1000 -net user > - To add an EHCI-compliant USB host controller, pass e.g.: > -device usb-ehci,id=ehci > - To add a NVMe disk, pass e.g.: > -drive if=none,file=disk.img,id=mydisk -device nvme,drive=mydisk,serial=foo > > Signed-off-by: Tuomas Tynkkynen Applied to u-boot/master, thanks! -- Tom -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 819 bytes Desc: not available URL: