[OE-core] [PATCH 1/1] Limit the kbdrate application to x86, mips and sparc.
jhuang0
jackie.huang at windriver.com
Tue Jun 25 01:19:12 UTC 2013
On 6/24/2013 11:23 PM, Richard Purdie wrote:
> On Mon, 2013-06-24 at 08:18 -0700, Saul Wold wrote:
>> On 06/24/2013 12:45 AM, jhuang0 wrote:
>>>
>>>
>>> On 6/24/2013 3:23 PM, Paul Barker wrote:
>>>> On 24 Jun 2013 07:28, <jackie.huang at windriver.com
>>>> <mailto:jackie.huang at windriver.com>> wrote:
>>>> >
>>>> > From: Jackie Huang <jackie.huang at windriver.com
>>>> <mailto:jackie.huang at windriver.com>>
>>>> >
>>>> > The code relies on hardware specific memory locations to access
>>>> > and modify the keyboard repeat rate. It also requires read/write
>>>> > access to /dev/port which doesn't exist on every architecture's
>>>> > root fs. The defect was raised for Qemu PowerPC but it also fails on
>>>> > ARM. The keyboard emulation in qemuppc is for an ADB (Apple
>>>> Desktop Bus)
>>>> > device and not compatible with an Intel driver. There's also no
>>>> > indication in the documentation that the code should work on
>>>> > anything other than Intel architecture but it also works on MIPS.
>>>> >
>>>>
>>>> > ++#if !( defined(__i386__) \
>>>> > ++ || defined(__x86_64__) \
>>>> > ++ || defined(__mips__) \
>>>> > ++ || defined(__sparc___))
>>>> > ++
>>>> > ++ fprintf(stderr,
>>>> > ++ "ERROR: %s should only be used on MIPS, x86 and
>>>> Sparc archicture boards\n", basename(argv[0]));
>>>> > ++ exit(1);
>>>> > ++#endif
>>>>
>>>> Would it be better to detect the target platform in the build system and
>>>> skip building the kbdrate program for architectures it won't work on
>>>> rather than building and installing a known broken program?
>>>
>>> Yeah, it should be better, I will check if we can do that.
>>>
>> Use COMPATIBLE_MACHINE
>
> We're after to take out a single binary, not the whole recipe?
Yes, not the whole recipe, kbdrate is just one of the biaries provided
by the kbd package, so I think it's not appropriate to use
COMPATIBLE_MACHINE here.
Thanks,
Jackie
>
> Cheers,
>
> Richard
>
>
--
Jackie Huang
WIND RIVER | China Development Center
MSN:jackielily at hotmail.com
Tel: +86 8477 8594
Mobile: +86 138 1027 4745
More information about the Openembedded-core
mailing list