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Re: [Qemu-devel] [PATCH v3 1/2] Add generic Nios II board.
From: |
Marek Vasut |
Subject: |
Re: [Qemu-devel] [PATCH v3 1/2] Add generic Nios II board. |
Date: |
Fri, 18 May 2018 21:50:55 +0200 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.7.0 |
On 05/18/2018 09:23 PM, Julian Brown wrote:
> This patch adds support for a generic MMU-less Nios II board that can
> be used e.g. for bare-metal compiler testing. Nios II booting is also
> tweaked so that bare-metal binaries start executing in RAM starting at
> 0x00000000, rather than an alias at 0xc0000000, which allows features
> such as unwinding to work when binaries are linked to start at the
> beginning of the address space.
>
So why dont you just use the 10m50 GHRD for this , why do you need
custom board ?
[...]
> + /* Configure new exception vectors and reset CPU for it to take effect.
> */
> + cpu->reset_addr = 0xd0000000; //0xd4000000;
> + cpu->exception_addr = 0xc8000120;
> + cpu->fast_tlb_miss_addr = 0x7fff400; //0xc0000100;
This //0xfoo should probably go away
--
Best regards,
Marek Vasut
Re: [Qemu-devel] [PATCH v3 0/2] Nios II generic board config and semihosting support, Marek Vasut, 2018/05/18
Re: [Qemu-devel] [PATCH v3 0/2] Nios II generic board config and semihosting support, no-reply, 2018/05/19