From: Geoff Levand <geoffrey.levand@am.sony.com>
To: Arnd Bergmann <arnd@arndb.de>
Cc: linuxppc-dev@ozlabs.org, cbe-oss-dev@ozlabs.org,
Arnd Bergmann <arnd.bergmann@de.ibm.com>
Subject: Re: [Cbe-oss-dev] [POWERPC 6/9] ps3: multiplatform build fixes
Date: Tue, 28 Nov 2006 13:05:42 -0800 [thread overview]
Message-ID: <456CA4A6.60404@am.sony.com> (raw)
In-Reply-To: <20061127182431.191420000@arndb.de>
Arnd Bergmann wrote:
> A few code paths need to check whether or not they are running
> on the PS3's LV1 hypervisor before making hcalls. This introduces
> a new firmware feature bit for this, FW_FEATURE_PS3_LV1.
>
> Now when both PS3 and IBM_CELL_BLADE are enabled, but not PSERIES,
> FW_FEATURE_PS3_LV1 and FW_FEATURE_LPAR get enabled at compile time,
> which is a bug. The same problem can also happen for (PPC_ISERIES &&
> !PPC_PSERIES && PPC_SOMETHING_ELSE). In order to solve this, I
> introduce a new CONFIG_PPC_NATIVE option that is set when at least
> one platform is selected that can run without a hypervisor and then
> turns the firmware feature check into a run-time option.
>
> The new cell oprofile support that was recently merged does not
> work on hypervisor based platforms like the PS3, therefore make
> it depend on PPC_CELL_NATIVE instead of PPC_CELL. This may change
> if we get oprofile support for PS3.
>
> Signed-off-by: Arnd Bergmann <arnd.bergmann@de.ibm.com>
Acked-by: Geoff Levand <geoffrey.levand@am.sony.com>
next prev parent reply other threads:[~2006-11-28 21:05 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-11-27 18:18 [POWERPC 0/9] cell bug fixes for 2.6.20 Arnd Bergmann
2006-11-27 18:18 ` [POWERPC 1/9] spufs: return an error in spu_create is isolated create isnt supported Arnd Bergmann
2006-11-27 18:18 ` [POWERPC 2/9] spufs: always send sigtrap on breakpoint Arnd Bergmann
2006-11-28 0:12 ` Luke Browning
2006-11-28 0:29 ` Arnd Bergmann
2006-11-27 18:18 ` [POWERPC 3/9] spufs: we should only execute init_spu_base on cell Arnd Bergmann
2006-11-27 18:18 ` [POWERPC 4/9] cell: fix building without spufs Arnd Bergmann
2006-11-27 18:18 ` [POWERPC 5/9] ps3: Missed renames of CONFIG_PS3 to CONFIG_PPC_PS3 Arnd Bergmann
2006-11-28 0:40 ` Geoff Levand
2006-11-27 18:18 ` [POWERPC 6/9] ps3: multiplatform build fixes Arnd Bergmann
2006-11-28 21:05 ` Geoff Levand [this message]
2006-11-27 18:18 ` [POWERPC 7/9] ps3: add a default zImage target Arnd Bergmann
2006-11-28 0:59 ` Geoff Levand
2006-11-27 18:18 ` [POWERPC 8/9] fix missing #include in sys_ppc32.c Arnd Bergmann
2006-11-27 18:19 ` [POWERPC 9/9] fix building without PCI Arnd Bergmann
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