From mboxrd@z Thu Jan 1 00:00:00 1970 From: Doug Goldstein Subject: Re: [PATCH v6 2/3] ACPI: add config for BIOS table scan Date: Sat, 30 Jan 2016 22:10:36 -0600 Message-ID: <56AD893C.1050408@cardoe.com> References: <1454147250-7704-1-git-send-email-zhaoshenglong@huawei.com> <1454147250-7704-3-git-send-email-zhaoshenglong@huawei.com> Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="===============7433251101833480900==" Return-path: In-Reply-To: <1454147250-7704-3-git-send-email-zhaoshenglong@huawei.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xen.org Errors-To: xen-devel-bounces@lists.xen.org To: xen-devel@lists.xen.org List-Id: xen-devel@lists.xenproject.org This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --===============7433251101833480900== Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="rcvtG3gsCNRDuAW9w6q3c83VlGIcoFMuJ" This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --rcvtG3gsCNRDuAW9w6q3c83VlGIcoFMuJ Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: quoted-printable On 1/30/16 3:47 AM, Shannon Zhao wrote: > From: Graeme Gregory >=20 > With the addition of ARM64 that does not have a traditional BIOS to > scan, add a config option which is selected on x86 (ia64 doesn't need > it either, it is EFI/UEFI based system) to do the traditional BIOS > scanning for tables. >=20 > Signed-off-by: Graeme Gregory > Signed-off-by: Hanjun Guo > Signed-off-by: Rafael J. Wysocki > [Linux commit 8a1664be0b922dd6afd60eca96a992ef5ec22c40] > [Include in osl.c so that it could use IS_ENABLED] > Signed-off-by: Shannon Zhao Reviewed-by: Doug Goldstein [for Kconfig bits] > --- > xen/arch/x86/Kconfig | 1 + > xen/drivers/acpi/Kconfig | 3 +++ > xen/drivers/acpi/osl.c | 5 ++++- > 3 files changed, 8 insertions(+), 1 deletion(-) >=20 > diff --git a/xen/arch/x86/Kconfig b/xen/arch/x86/Kconfig > index 7d2ed96..9fdd3b1 100644 > --- a/xen/arch/x86/Kconfig > +++ b/xen/arch/x86/Kconfig > @@ -3,6 +3,7 @@ config X86_64 > =20 > config X86 > def_bool y > + select ACPI_LEGACY_TABLES_LOOKUP > select COMPAT > select HAS_ACPI > select HAS_CPUFREQ > diff --git a/xen/drivers/acpi/Kconfig b/xen/drivers/acpi/Kconfig > index 11ab5e4..82d73ca 100644 > --- a/xen/drivers/acpi/Kconfig > +++ b/xen/drivers/acpi/Kconfig > @@ -2,3 +2,6 @@ > # Select HAS_ACPI if ACPI is supported > config HAS_ACPI > bool > + > +config ACPI_LEGACY_TABLES_LOOKUP > + bool > diff --git a/xen/drivers/acpi/osl.c b/xen/drivers/acpi/osl.c > index ce15470..2f1d723 100644 > --- a/xen/drivers/acpi/osl.c > +++ b/xen/drivers/acpi/osl.c > @@ -38,6 +38,7 @@ > #include > #include > #include > +#include Committer should alphabetize. > =20 > #define _COMPONENT ACPI_OS_SERVICES > ACPI_MODULE_NAME("osl") > @@ -75,12 +76,14 @@ acpi_physical_address __init acpi_os_get_root_point= er(void) > "System description tables not found\n"); > return 0; > } > - } else { > + } else if (IS_ENABLED(CONFIG_ACPI_LEGACY_TABLES_LOOKUP)) { > acpi_physical_address pa =3D 0; > =20 > acpi_find_root_pointer(&pa); > return pa; > } > + > + return 0; > } > =20 > void __iomem * >=20 --=20 Doug Goldstein --rcvtG3gsCNRDuAW9w6q3c83VlGIcoFMuJ Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG/MacGPG2 v2.0 iQJ8BAEBCgBmBQJWrYk8XxSAAAAAAC4AKGlzc3Vlci1mcHJAbm90YXRpb25zLm9w ZW5wZ3AuZmlmdGhob3JzZW1hbi5uZXRBNTM5MEQ2RTNFMTkyNzlCNzVDMzIwOTVB MkJDMDNEQzg3RUQxQkQ0AAoJEKK8A9yH7RvU1U8P/0Jog0CZkLwZM3+iORo/7Jfo sQS7B4eTDfThDkp4DQpdBXJb8w0OwV+bFvayNNXHfnZYsGEPbyEKczRwdmh6h98B 0gsIxPRny7mJcWV0LPlVw8JvVZ+Rx4fHoMU5J316efYE9hiEIxo8NKGgQviYxMqh Otyhvmleh6couW3h2PcZTQT9HAfMJGO28BFg5xYZOSzfJQRPdjO6I9TIX2IErOVU OVpDHbEO01mEk3ACi4MUwmPImfXOoyNWhBYhpbDYSewaWGkCcFHYvad4N4qJJHlc Wb7TF6qs7YyXS539gqQiYsji9O0yPBLrcq64muiyYFfI3VN2JKXnoI1bkxxj+rcI 7QuW61FQHenbYngstIMmJBoSW7dXhWEWrSOQQZWtYAL5m4ciYhUiS6zhyg/8moFC 8huqMjgbqQAZ8K7bFWLl3n+AGSF6d7i1lWboxfbYG1a4zaFru5cdgXXj4cjdQiwk D9qWlR4wzZDv4R2A7YeHun88KA9H8RQCcugng3VFQ4sTE46VAZMX9UYgCKWvLQJF w5+WUv9WLaNcmWiZqJF++jYq0YB2FxWMk8Z2qZmU2mgn231MN2GgEG3gnZ+9joJJ 9wszmGiAm3MO+nbCuA+HEHlS+6Qf+7x8eMYWojN9D0DzoRcCQOf1PfyJolwmF6ln YBig+uwYlmESHx9y+rc4 =mHku -----END PGP SIGNATURE----- --rcvtG3gsCNRDuAW9w6q3c83VlGIcoFMuJ-- --===============7433251101833480900== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ Xen-devel mailing list Xen-devel@lists.xen.org http://lists.xen.org/xen-devel --===============7433251101833480900==--