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authorHeinrich Schuchardt <xypron.glpk@gmx.de>2020-11-04 12:59:13 +0100
committerAndes <uboot@andestech.com>2020-11-17 15:09:22 +0800
commitf0b1831864db8c1f234983672f414ced35ee3902 (patch)
treee399aaef62e3f3a511d9ae199781ead65f3c69b3 /doc
parent2873ca2a7855d4a6f2c6cf931cb5a1e8dfce43c0 (diff)
doc: qemu-riscv: describe attaching a disk image
How to add an emulated disk to QEMU may not be known to the user. Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de> Reviewed-by: Bin Meng <bin.meng@windriver.com>
Diffstat (limited to 'doc')
-rw-r--r--doc/board/emulation/qemu-riscv.rst8
1 files changed, 8 insertions, 0 deletions
diff --git a/doc/board/emulation/qemu-riscv.rst b/doc/board/emulation/qemu-riscv.rst
index b68db95a45..3acd40630e 100644
--- a/doc/board/emulation/qemu-riscv.rst
+++ b/doc/board/emulation/qemu-riscv.rst
@@ -105,3 +105,11 @@ configurations are:
qemu-system-riscv64 -nographic -machine virt -bios spl/u-boot-spl \
-device loader,file=u-boot.itb,addr=0x80200000
+
+An attached disk can be emulated by adding::
+
+ -device ich9-ahci,id=ahci \
+ -drive if=none,file=riscv64.img,format=raw,id=mydisk \
+ -device ide-hd,drive=mydisk,bus=ahci.0
+
+You will have to run 'scsi scan' to use it.