[Buildroot] [PATCH 1/1] configs/qemu: add qemu_riscv64_virt_defconfig

[Christopher McCrory]

On Fri, Aug 31, 2018 at 7:40 AM Mark Corbin <mark.corbin at embecosm.com>
wrote:

> Add RISC-V 64-bit defconfig for QEMU virt machine.
>
> Tested with QEMU 2.12.1
>
> Signed-off-by: Mark Corbin <mark.corbin at embecosm.com>
> ---
>  board/qemu/riscv64-virt/linux.config | 24 ++++++++++++++++++++++++
>  board/qemu/riscv64-virt/readme.txt   | 22 ++++++++++++++++++++++
>  configs/qemu_riscv64_virt_defconfig  | 24 ++++++++++++++++++++++++
>  3 files changed, 70 insertions(+)
>  create mode 100644 board/qemu/riscv64-virt/linux.config
>  create mode 100644 board/qemu/riscv64-virt/readme.txt
>  create mode 100644 configs/qemu_riscv64_virt_defconfig
>
>
<snip>

I've been using the Raspberry pi platform,  but I recently saw the HiFive1
[1] and want to try it out. So this patch came at at fortuitous time.

the defconfig as is works and boots up in qemu !
# cat /etc/os-release
NAME=Buildroot
VERSION=2018.08-rc3-00002-gf478e82db1
ID=buildroot
VERSION_ID=2018.08-rc3
PRETTY_NAME="Buildroot 2018.08-rc3"
# uname -a
Linux buildroot 4.15.0 #1 SMP Sat Sep 1 02:17:41 PDT 2018 riscv64 GNU/Linux
# cat /proc/cpuinfo
hart    : 0
isa    : rv64imafdcsu
mmu    : sv48

# dmesg
OF: fdt: Ignoring memory range 0x80000000 - 0x80200000
Linux version 4.15.0 (chrismcc at wednesday) (gcc version 7.3.0 (Buildroot
2018.08-rc3-00002-gf478e82db1)) #1 SMP Sat Sep 1 02:17:41 PDT 2018

So:

Tested-by: Christopher McCrory <chrismcc at gmail.com>



I then added some more packeges, most failed loading libraries

perl works!
# perl -E "say 'Hello World!'"
Hello World!

# bash
bash: error while loading shared libraries: libreadline.so.7: cannot open
shared object file: No such file or directory

# ps ax
ps: error while loading shared libraries: libprocps.so.7: cannot open
shared object file: No such file or directory
# vim /tmp/foo
vim: error while loading shared libraries: libncurses.so.6: cannot open
shared object file: No such file or directory
# httpd -V
httpd: error while loading shared libraries: libpcre.so.1: cannot open
shared object file: No such file or directory

# lsmod
lsmod: error while loading shared libraries: libz.so.1: cannot open shared
object file: No such file or directory
# busybox lsmod
lsmod: /proc/modules: No such file or directory
Module                  Size  Used by    Not tainted

# tcpdump
tcpdump: error while loading shared libraries: libpcap.so.1: cannot open
shared object file: No such file or directory
# sudo pwd
sudo: error in /etc/sudo.conf, line 0 while loading plugin "sudoers_policy"
sudo: unable to load /usr/libexec/sudo/sudoers.so: libz.so.1: cannot open
shared object file: No such file or directory
sudo: fatal error, unable to load plugins



[1] https://www.sifive.com/products/hifive1/


-- 
Christopher McCrory
To the optimist, the glass is half full.
To the pessimist, the glass is half empty.
To the engineer, the glass is twice as big as it needs to be.
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