From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: Nishanth Aravamudan <nacc@linux.vnet.ibm.com>
Cc: Michael Neuling <michael.neuling@au1.ibm.com>,
Michael R Meissner <mrmeissn@us.ibm.com>,
sjmunroe@us.ibm.com, bergner@us.ibm.com,
Ryan Arnold <ryanarn@us.ibm.com>,
linuxppc-dev@lists.ozlabs.org
Subject: Re: [PATCH] arch/powerpc: advertise ISA2.07, HTM, DSCR, EBB and ISEL bits in HWCAP2
Date: Sat, 04 May 2013 09:23:51 +1000 [thread overview]
Message-ID: <1367623431.4389.132.camel@pasglop> (raw)
In-Reply-To: <20130503231933.GA29436@linux.vnet.ibm.com>
On Fri, 2013-05-03 at 16:19 -0700, Nishanth Aravamudan wrote:
> +/* in AT_HWCAP2 */
> +#define PPC_FEATURE2_ARCH_2_07 0x80000000
> +#define PPC_FEATURE2_HTM 0x40000000
> +#define PPC_FEATURE2_DSCR 0x20000000
> +#define PPC_FEATURE2_EBB 0x10000000
> +#define PPC_FEATURE2_ISEL 0x08000000
Should we "adjust" (ie filter out) some of these based
on CONFIG_ options (such as transactional memory enabled,
EBB supported by the hypervisor, etc...) ?
Cheers,
Ben.
next prev parent reply other threads:[~2013-05-03 23:25 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-05-03 23:19 [PATCH] arch/powerpc: advertise ISA2.07, HTM, DSCR, EBB and ISEL bits in HWCAP2 Nishanth Aravamudan
2013-05-03 23:23 ` Benjamin Herrenschmidt [this message]
2013-05-03 23:40 ` Nishanth Aravamudan
2013-05-06 14:38 ` Ryan Arnold
2013-05-06 21:37 ` Benjamin Herrenschmidt
2013-05-07 15:11 ` Ryan Arnold
2013-05-07 20:33 ` Nishanth Aravamudan
2013-05-07 20:49 ` Benjamin Herrenschmidt
2013-05-07 21:11 ` Nishanth Aravamudan
2013-05-03 23:26 ` Michael R Meissner
2013-05-04 21:42 ` Segher Boessenkool
2013-05-04 0:04 ` Michael Neuling
2013-05-04 0:47 ` [PATCH v2 1/4] powerpc/cputable: reserve bits in HWCAP2 for new features Nishanth Aravamudan
2013-05-04 0:48 ` [PATCH v2 2/4] powerpc/cputable: advertise DSCR support on P7/P7+ Nishanth Aravamudan
2013-05-04 0:49 ` [PATCH v2 3/4] powerpc/cputable: advertise ISEL support on appropriate embedded processors Nishanth Aravamudan
2013-05-04 0:49 ` [PATCH v2 4/4] powerpc/cputable: advertise support for ISEL/HTM/DSCR/TAR on POWER8 Nishanth Aravamudan
2013-05-05 2:01 ` [PATCH v3 3/4] powerpc/cputable: advertise ISEL support on appropriate embedded processors Nishanth Aravamudan
2013-05-20 15:04 ` [PATCH v2 2/4] powerpc/cputable: advertise DSCR support on P7/P7+ Will Schmidt
2013-05-20 23:41 ` Michael Neuling
2013-05-06 19:07 ` [PATCH v2 1/4] powerpc/cputable: reserve bits in HWCAP2 for new features Ryan Arnold
2013-05-06 21:41 ` Benjamin Herrenschmidt
2013-05-07 15:07 ` Ryan Arnold
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