[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: [Qemu-devel] [PATCH] hw/arm/virt: "bus-range"/end is off by one
|
From: |
Alexander Graf |
|
Subject: |
Re: [Qemu-devel] [PATCH] hw/arm/virt: "bus-range"/end is off by one |
|
Date: |
Fri, 13 Feb 2015 02:12:02 +0100 |
|
User-agent: |
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.10; rv:31.0) Gecko/20100101 Thunderbird/31.4.0 |
On 12.02.15 19:50, Laszlo Ersek wrote:
> According to "PCI Bus Binding to IEEE Std 1275-1994", 3.1.2. Bus-specific
> Properties for Bus Nodes, the second integer in "bus-range" is an
> inclusive limit.
>
> This seems to be consistent with several *.dtsi files in the kernel tree,
> where examples like
>
> bus-range = <0 0>;
>
> are visible.
>
> In addition, the loop in gen_pci_parse_map_cfg_windows()
> [drivers/pci/host/pci-host-generic.c] uses "bus_range->end" as an
> inclusive limit.
>
> Signed-off-by: Laszlo Ersek <address@hidden>
Nice catch!
Reviewed-by: Alexander Graf <address@hidden>
Alex