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Re: [PATCH v4 4/7] hw/riscv: Use pre-built bios image of generic platfor
From: |
Bin Meng |
Subject: |
Re: [PATCH v4 4/7] hw/riscv: Use pre-built bios image of generic platform for virt & sifive_u |
Date: |
Tue, 28 Jul 2020 23:45:50 +0800 |
Hi Alistair,
On Tue, Jul 28, 2020 at 11:39 PM Alistair Francis <alistair23@gmail.com> wrote:
>
> On Wed, Jul 15, 2020 at 9:55 PM Bin Meng <bmeng.cn@gmail.com> wrote:
> >
> > Hi Alistair,
> >
> > On Mon, Jul 13, 2020 at 9:53 AM Bin Meng <bmeng.cn@gmail.com> wrote:
> > >
> > > On Sun, Jul 12, 2020 at 1:34 AM Alistair Francis <alistair23@gmail.com>
> > > wrote:
> > > >
> > > > On Thu, Jul 9, 2020 at 10:07 PM Bin Meng <bmeng.cn@gmail.com> wrote:
> > > > >
> > > > > From: Bin Meng <bin.meng@windriver.com>
> > > > >
> > > > > Update virt and sifive_u machines to use the opensbi fw_dynamic bios
> > > > > image built for the generic FDT platform.
> > > > >
> > > > > Remove the out-of-date no longer used bios images.
> > > > >
> > > > > Signed-off-by: Bin Meng <bin.meng@windriver.com>
> > > > > Reviewed-by: Anup Patel <anup@brainfault.org>
> > > > > Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
> > > >
> > > > This patch seems to break 32-bit Linux boots on the sifive_u and virt
> > > > machines.
> > > >
> > >
> > > It looks only Linux boot on sifive_u is broken. On our side, we have
> > > been using VxWorks to test 32-bit OpenSBI on sifive_u so this issue
> > > gets unnoticed. I will take a look.
> >
> > I've figured out the issue of 32-bit Linux booting failure on
> > sifive_u. A patch has been sent to Linux upstream:
> > http://lists.infradead.org/pipermail/linux-riscv/2020-July/001213.html
>
> Thanks for that. What change in QEMU causes this failure though?
>
There is nothing wrong in QEMU.
> There are lots of people not running the latest Linux from master that
> this will cause breakages for.
It's just that the 32-bit Linux defconfig has never been validated by
people with 'sifive_u' machine. I bet people only validated the 32-bit
kernel with the 'virt' machine.
Regards,
Bin
- [PATCH v4 0/7] riscv: Switch to use generic platform fw_dynamic type opensbi bios images, Bin Meng, 2020/07/10
- [PATCH v4 1/7] configure: Create symbolic links for pc-bios/*.elf files, Bin Meng, 2020/07/10
- [PATCH v4 2/7] roms/opensbi: Upgrade from v0.7 to v0.8, Bin Meng, 2020/07/10
- [PATCH v4 3/7] roms/Makefile: Build the generic platform for RISC-V OpenSBI firmware, Bin Meng, 2020/07/10
- [PATCH v4 4/7] hw/riscv: Use pre-built bios image of generic platform for virt & sifive_u, Bin Meng, 2020/07/10
- Re: [PATCH v4 4/7] hw/riscv: Use pre-built bios image of generic platform for virt & sifive_u, Alistair Francis, 2020/07/11
- Re: [PATCH v4 4/7] hw/riscv: Use pre-built bios image of generic platform for virt & sifive_u, Bin Meng, 2020/07/12
- Re: [PATCH v4 4/7] hw/riscv: Use pre-built bios image of generic platform for virt & sifive_u, Bin Meng, 2020/07/16
- Re: [PATCH v4 4/7] hw/riscv: Use pre-built bios image of generic platform for virt & sifive_u, Alistair Francis, 2020/07/28
- Re: [PATCH v4 4/7] hw/riscv: Use pre-built bios image of generic platform for virt & sifive_u,
Bin Meng <=
- Re: [PATCH v4 4/7] hw/riscv: Use pre-built bios image of generic platform for virt & sifive_u, Alistair Francis, 2020/07/28
- Re: [PATCH v4 4/7] hw/riscv: Use pre-built bios image of generic platform for virt & sifive_u, Bin Meng, 2020/07/29
- Re: [PATCH v4 4/7] hw/riscv: Use pre-built bios image of generic platform for virt & sifive_u, Alistair Francis, 2020/07/29
- Re: [PATCH v4 4/7] hw/riscv: Use pre-built bios image of generic platform for virt & sifive_u, Bin Meng, 2020/07/29
[PATCH v4 5/7] hw/riscv: spike: Change the default bios to use generic platform image, Bin Meng, 2020/07/10
[PATCH v4 6/7] gitlab-ci/opensbi: Update GitLab CI to build generic platform, Bin Meng, 2020/07/10
[PATCH v4 7/7] Makefile: Ship the generic platform bios images for RISC-V, Bin Meng, 2020/07/10