From: linux@roeck-us.net (Guenter Roeck)
To: linux-riscv@lists.infradead.org
Subject: Risc-V, qemu, and initrd
Date: Thu, 21 Jun 2018 09:34:48 -0700 [thread overview]
Message-ID: <20180621163448.GA2292@roeck-us.net> (raw)
In-Reply-To: <20180621145217.GA12445@infradead.org>
On Thu, Jun 21, 2018 at 07:52:17AM -0700, Christoph Hellwig wrote:
> On Thu, Jun 21, 2018 at 07:48:21AM -0700, Guenter Roeck wrote:
> > I did. The resulting image hangs (I tried v4.17.2 and v4.18-rc1).
>
> The upstream kernel is missing support for irq controllers and timers,
> so I don't think it can boot on anything.
>
Hmm ... not as bad as a car with no engine, but getting close.
> Here is my branch that allows me to boot qemu with 4.18-rc:
>
> http://git.infradead.org/users/hch/riscv.git/shortlog/refs/heads/riscv-linux-4.18
Yes, that boots if I disable setup_initrd(). I am still puzzled about the
purpose of setup_initrd() - it effectively disables external initrd,
initrd built into the kernel via CONFIG_INITRAMFS_SOURCE works just fine
without it, and no other architecture has similar code. Can/should it be
removed ?
Thanks,
Guenter
next prev parent reply other threads:[~2018-06-21 16:34 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-06-21 6:11 Risc-V, qemu, and initrd Guenter Roeck
2018-06-21 8:11 ` Atish Patra
2018-06-21 14:30 ` Andreas Schwab
2018-06-21 14:48 ` Guenter Roeck
2018-06-21 14:52 ` Christoph Hellwig
2018-06-21 16:34 ` Guenter Roeck [this message]
2018-06-21 17:33 ` Guenter Roeck
2018-06-21 17:55 ` Christoph Hellwig
2018-06-21 22:08 ` Guenter Roeck
2018-06-22 5:38 ` Christoph Hellwig
2018-06-22 16:34 ` Guenter Roeck
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