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Diffstat (limited to 'docs/system/ppc/ppce500.rst')
| -rw-r--r-- | docs/system/ppc/ppce500.rst | 25 |
1 files changed, 20 insertions, 5 deletions
diff --git a/docs/system/ppc/ppce500.rst b/docs/system/ppc/ppce500.rst index ba6bcb7314..fa40e57d18 100644 --- a/docs/system/ppc/ppce500.rst +++ b/docs/system/ppc/ppce500.rst @@ -113,7 +113,7 @@ To boot the 32-bit Linux kernel: .. code-block:: bash - $ qemu-system-ppc{64|32} -M ppce500 -cpu e500mc -smp 4 -m 2G \ + $ qemu-system-ppc64 -M ppce500 -cpu e500mc -smp 4 -m 2G \ -display none -serial stdio \ -kernel vmlinux \ -initrd /path/to/rootfs.cpio \ @@ -154,10 +154,10 @@ interface at PCI address 0.1.0, but we can switch that to an e1000 NIC by: .. code-block:: bash - $ qemu-system-ppc -M ppce500 -smp 4 -m 2G \ - -display none -serial stdio \ - -bios u-boot \ - -nic tap,ifname=tap0,script=no,downscript=no,model=e1000 + $ qemu-system-ppc64 -M ppce500 -smp 4 -m 2G \ + -display none -serial stdio \ + -bios u-boot \ + -nic tap,ifname=tap0,script=no,downscript=no,model=e1000 The QEMU ``ppce500`` machine can also dynamically instantiate an eTSEC device if “-device eTSEC” is given to QEMU: @@ -165,3 +165,18 @@ if “-device eTSEC” is given to QEMU: .. code-block:: bash -netdev tap,ifname=tap0,script=no,downscript=no,id=net0 -device eTSEC,netdev=net0 + +Root file system on flash drive +------------------------------- + +Rather than using a root file system on ram disk, it is possible to have it on +CFI flash. Given an ext2 image whose size must be a power of two, it can be used +as follows: + +.. code-block:: bash + + $ qemu-system-ppc64 -M ppce500 -cpu e500mc -smp 4 -m 2G \ + -display none -serial stdio \ + -kernel vmlinux \ + -drive if=pflash,file=/path/to/rootfs.ext2,format=raw \ + -append "rootwait root=/dev/mtdblock0" |