Message ID | 1423479254-15342-24-git-send-email-imammedo@redhat.com |
---|---|
State | New |
Headers | show |
On Mon, Feb 09, 2015 at 10:53:45AM +0000, Igor Mammedov wrote: > QEMU doesn't implement/advertize PM1b_CNT_BLK > register block so do not set/patch its \_Sx > values to avoid confusion. > > Signed-off-by: Igor Mammedov <imammedo@redhat.com> I doubt guests are confused. I think you mean this confuses you, but I'd rather stay bug for bug compatible with what we did historically. We probably should add a comment saying this is here for historical reasons, but let's get your patchset merged first, it's too big as is. > --- > hw/i386/acpi-build.c | 3 +-- > hw/i386/ssdt-misc.dsl | 4 ++-- > 2 files changed, 3 insertions(+), 4 deletions(-) > > diff --git a/hw/i386/acpi-build.c b/hw/i386/acpi-build.c > index b6626f5..7cc564a 100644 > --- a/hw/i386/acpi-build.c > +++ b/hw/i386/acpi-build.c > @@ -781,8 +781,7 @@ build_ssdt(Aml *table_data, > if (pm->s4_disabled) { > ssdt_ptr[acpi_s4_name[0]] = 'X'; > } else { > - ssdt_ptr[acpi_s4_pkg[0] + 1] = ssdt_ptr[acpi_s4_pkg[0] + 3] = > - pm->s4_val; > + ssdt_ptr[acpi_s4_pkg[0] + 1] = pm->s4_val; > } > > patch_pci_windows(pci, ssdt_ptr, sizeof(ssdp_misc_aml)); > diff --git a/hw/i386/ssdt-misc.dsl b/hw/i386/ssdt-misc.dsl > index 1e3baae..96382a6 100644 > --- a/hw/i386/ssdt-misc.dsl > +++ b/hw/i386/ssdt-misc.dsl > @@ -54,7 +54,7 @@ DefinitionBlock ("ssdt-misc.aml", "SSDT", 0x01, "BXPC", "BXSSDTSUSP", 0x1) > ACPI_EXTRACT_NAME_STRING acpi_s3_name > Name(_S3, Package(0x04) { > One, /* PM1a_CNT.SLP_TYP */ > - One, /* PM1b_CNT.SLP_TYP */ > + Zero, /* PM1b_CNT.SLP_TYP, QEMU doesn't provide it */ > Zero, /* reserved */ > Zero /* reserved */ > }) > @@ -62,7 +62,7 @@ DefinitionBlock ("ssdt-misc.aml", "SSDT", 0x01, "BXPC", "BXSSDTSUSP", 0x1) > ACPI_EXTRACT_PKG_START acpi_s4_pkg > Name(_S4, Package(0x04) { > 0x2, /* PM1a_CNT.SLP_TYP */ > - 0x2, /* PM1b_CNT.SLP_TYP */ > + Zero, /* PM1b_CNT.SLP_TYP, QEMU doesn't provide it */ > Zero, /* reserved */ > Zero /* reserved */ > }) > -- > 1.8.3.1
On Tue, 17 Feb 2015 17:41:03 +0100 "Michael S. Tsirkin" <mst@redhat.com> wrote: > On Mon, Feb 09, 2015 at 10:53:45AM +0000, Igor Mammedov wrote: > > QEMU doesn't implement/advertize PM1b_CNT_BLK > > register block so do not set/patch its \_Sx > > values to avoid confusion. > > > > Signed-off-by: Igor Mammedov <imammedo@redhat.com> > > I doubt guests are confused. They just happen to ignore it, it doesn't mean that it's correct > I think you mean this confuses you, but I'd rather stay > bug for bug compatible with what we did historically. > We probably should add a comment saying this is here > for historical reasons, but let's get your patchset > merged first, it's too big as is. I don't see point in being bug compatible in this case. > > > > --- > > hw/i386/acpi-build.c | 3 +-- > > hw/i386/ssdt-misc.dsl | 4 ++-- > > 2 files changed, 3 insertions(+), 4 deletions(-) > > > > diff --git a/hw/i386/acpi-build.c b/hw/i386/acpi-build.c > > index b6626f5..7cc564a 100644 > > --- a/hw/i386/acpi-build.c > > +++ b/hw/i386/acpi-build.c > > @@ -781,8 +781,7 @@ build_ssdt(Aml *table_data, > > if (pm->s4_disabled) { > > ssdt_ptr[acpi_s4_name[0]] = 'X'; > > } else { > > - ssdt_ptr[acpi_s4_pkg[0] + 1] = ssdt_ptr[acpi_s4_pkg[0] + 3] = > > - pm->s4_val; > > + ssdt_ptr[acpi_s4_pkg[0] + 1] = pm->s4_val; > > } > > > > patch_pci_windows(pci, ssdt_ptr, sizeof(ssdp_misc_aml)); > > diff --git a/hw/i386/ssdt-misc.dsl b/hw/i386/ssdt-misc.dsl > > index 1e3baae..96382a6 100644 > > --- a/hw/i386/ssdt-misc.dsl > > +++ b/hw/i386/ssdt-misc.dsl > > @@ -54,7 +54,7 @@ DefinitionBlock ("ssdt-misc.aml", "SSDT", 0x01, "BXPC", "BXSSDTSUSP", 0x1) > > ACPI_EXTRACT_NAME_STRING acpi_s3_name > > Name(_S3, Package(0x04) { > > One, /* PM1a_CNT.SLP_TYP */ > > - One, /* PM1b_CNT.SLP_TYP */ > > + Zero, /* PM1b_CNT.SLP_TYP, QEMU doesn't provide it */ > > Zero, /* reserved */ > > Zero /* reserved */ > > }) > > @@ -62,7 +62,7 @@ DefinitionBlock ("ssdt-misc.aml", "SSDT", 0x01, "BXPC", "BXSSDTSUSP", 0x1) > > ACPI_EXTRACT_PKG_START acpi_s4_pkg > > Name(_S4, Package(0x04) { > > 0x2, /* PM1a_CNT.SLP_TYP */ > > - 0x2, /* PM1b_CNT.SLP_TYP */ > > + Zero, /* PM1b_CNT.SLP_TYP, QEMU doesn't provide it */ > > Zero, /* reserved */ > > Zero /* reserved */ > > }) > > -- > > 1.8.3.1
On Wed, Feb 18, 2015 at 11:03:47AM +0100, Igor Mammedov wrote: > On Tue, 17 Feb 2015 17:41:03 +0100 > "Michael S. Tsirkin" <mst@redhat.com> wrote: > > > On Mon, Feb 09, 2015 at 10:53:45AM +0000, Igor Mammedov wrote: > > > QEMU doesn't implement/advertize PM1b_CNT_BLK > > > register block so do not set/patch its \_Sx > > > values to avoid confusion. > > > > > > Signed-off-by: Igor Mammedov <imammedo@redhat.com> > > > > I doubt guests are confused. > They just happen to ignore it, it doesn't mean that it's correct > > > I think you mean this confuses you, but I'd rather stay > > bug for bug compatible with what we did historically. > > We probably should add a comment saying this is here > > for historical reasons, but let's get your patchset > > merged first, it's too big as is. > I don't see point in being bug compatible in this case. yes but don't make unrelated changes part of this series. it's too big already. > > > > > > > --- > > > hw/i386/acpi-build.c | 3 +-- > > > hw/i386/ssdt-misc.dsl | 4 ++-- > > > 2 files changed, 3 insertions(+), 4 deletions(-) > > > > > > diff --git a/hw/i386/acpi-build.c b/hw/i386/acpi-build.c > > > index b6626f5..7cc564a 100644 > > > --- a/hw/i386/acpi-build.c > > > +++ b/hw/i386/acpi-build.c > > > @@ -781,8 +781,7 @@ build_ssdt(Aml *table_data, > > > if (pm->s4_disabled) { > > > ssdt_ptr[acpi_s4_name[0]] = 'X'; > > > } else { > > > - ssdt_ptr[acpi_s4_pkg[0] + 1] = ssdt_ptr[acpi_s4_pkg[0] + 3] = > > > - pm->s4_val; > > > + ssdt_ptr[acpi_s4_pkg[0] + 1] = pm->s4_val; > > > } > > > > > > patch_pci_windows(pci, ssdt_ptr, sizeof(ssdp_misc_aml)); > > > diff --git a/hw/i386/ssdt-misc.dsl b/hw/i386/ssdt-misc.dsl > > > index 1e3baae..96382a6 100644 > > > --- a/hw/i386/ssdt-misc.dsl > > > +++ b/hw/i386/ssdt-misc.dsl > > > @@ -54,7 +54,7 @@ DefinitionBlock ("ssdt-misc.aml", "SSDT", 0x01, "BXPC", "BXSSDTSUSP", 0x1) > > > ACPI_EXTRACT_NAME_STRING acpi_s3_name > > > Name(_S3, Package(0x04) { > > > One, /* PM1a_CNT.SLP_TYP */ > > > - One, /* PM1b_CNT.SLP_TYP */ > > > + Zero, /* PM1b_CNT.SLP_TYP, QEMU doesn't provide it */ > > > Zero, /* reserved */ > > > Zero /* reserved */ > > > }) > > > @@ -62,7 +62,7 @@ DefinitionBlock ("ssdt-misc.aml", "SSDT", 0x01, "BXPC", "BXSSDTSUSP", 0x1) > > > ACPI_EXTRACT_PKG_START acpi_s4_pkg > > > Name(_S4, Package(0x04) { > > > 0x2, /* PM1a_CNT.SLP_TYP */ > > > - 0x2, /* PM1b_CNT.SLP_TYP */ > > > + Zero, /* PM1b_CNT.SLP_TYP, QEMU doesn't provide it */ > > > Zero, /* reserved */ > > > Zero /* reserved */ > > > }) > > > -- > > > 1.8.3.1
diff --git a/hw/i386/acpi-build.c b/hw/i386/acpi-build.c index b6626f5..7cc564a 100644 --- a/hw/i386/acpi-build.c +++ b/hw/i386/acpi-build.c @@ -781,8 +781,7 @@ build_ssdt(Aml *table_data, if (pm->s4_disabled) { ssdt_ptr[acpi_s4_name[0]] = 'X'; } else { - ssdt_ptr[acpi_s4_pkg[0] + 1] = ssdt_ptr[acpi_s4_pkg[0] + 3] = - pm->s4_val; + ssdt_ptr[acpi_s4_pkg[0] + 1] = pm->s4_val; } patch_pci_windows(pci, ssdt_ptr, sizeof(ssdp_misc_aml)); diff --git a/hw/i386/ssdt-misc.dsl b/hw/i386/ssdt-misc.dsl index 1e3baae..96382a6 100644 --- a/hw/i386/ssdt-misc.dsl +++ b/hw/i386/ssdt-misc.dsl @@ -54,7 +54,7 @@ DefinitionBlock ("ssdt-misc.aml", "SSDT", 0x01, "BXPC", "BXSSDTSUSP", 0x1) ACPI_EXTRACT_NAME_STRING acpi_s3_name Name(_S3, Package(0x04) { One, /* PM1a_CNT.SLP_TYP */ - One, /* PM1b_CNT.SLP_TYP */ + Zero, /* PM1b_CNT.SLP_TYP, QEMU doesn't provide it */ Zero, /* reserved */ Zero /* reserved */ }) @@ -62,7 +62,7 @@ DefinitionBlock ("ssdt-misc.aml", "SSDT", 0x01, "BXPC", "BXSSDTSUSP", 0x1) ACPI_EXTRACT_PKG_START acpi_s4_pkg Name(_S4, Package(0x04) { 0x2, /* PM1a_CNT.SLP_TYP */ - 0x2, /* PM1b_CNT.SLP_TYP */ + Zero, /* PM1b_CNT.SLP_TYP, QEMU doesn't provide it */ Zero, /* reserved */ Zero /* reserved */ })
QEMU doesn't implement/advertize PM1b_CNT_BLK register block so do not set/patch its \_Sx values to avoid confusion. Signed-off-by: Igor Mammedov <imammedo@redhat.com> --- hw/i386/acpi-build.c | 3 +-- hw/i386/ssdt-misc.dsl | 4 ++-- 2 files changed, 3 insertions(+), 4 deletions(-)