Message ID | 1433205175-1255386-1-git-send-email-stefanb@linux.vnet.ibm.com |
---|---|
State | New |
Headers | show |
On Mon, Jun 01, 2015 at 08:32:55PM -0400, Stefan Berger wrote: > This patch adds the missing common SSDT TPM file. > > Signed-off-by: Stefan Berger <stefanb@linux.vnet.ibm.com> I posted this too. But we really should just get rid of all this: we have already removed most ASL code except for the DSDT. > --- > hw/i386/ssdt-tpm-common.dsl | 36 ++++++++++++++++++++++++++++++++++++ > 1 file changed, 36 insertions(+) > create mode 100644 hw/i386/ssdt-tpm-common.dsl > > diff --git a/hw/i386/ssdt-tpm-common.dsl b/hw/i386/ssdt-tpm-common.dsl > new file mode 100644 > index 0000000..9da4970 > --- /dev/null > +++ b/hw/i386/ssdt-tpm-common.dsl > @@ -0,0 +1,36 @@ > +/* > + * This program is free software; you can redistribute it and/or modify > + * it under the terms of the GNU General Public License as published by > + * the Free Software Foundation; either version 2 of the License, or > + * (at your option) any later version. > + > + * This program is distributed in the hope that it will be useful, > + * but WITHOUT ANY WARRANTY; without even the implied warranty of > + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the > + * GNU General Public License for more details. > + > + * You should have received a copy of the GNU General Public License along > + * with this program; if not, see <http://www.gnu.org/licenses/>. > + */ > + > +/* > + * Common parts for TPM 1.2 and TPM 2 (with slight differences for PPI) > + * to be #included > + */ > + > + > + External(\_SB.PCI0.ISA, DeviceObj) > + Scope(\_SB.PCI0.ISA) { > + /* TPM with emulated TPM TIS interface */ > + Device (TPM) { > + Name (_HID, EisaID ("PNP0C31")) > + Name (_CRS, ResourceTemplate () > + { > + Memory32Fixed (ReadWrite, TPM_TIS_ADDR_BASE, TPM_TIS_ADDR_SIZE) > + IRQNoFlags () {TPM_TIS_IRQ} > + }) > + Method (_STA, 0, NotSerialized) { > + Return (0x0F) > + } > + } > + } > -- > 1.9.3
On 06/02/2015 02:48 AM, Michael S. Tsirkin wrote: > On Mon, Jun 01, 2015 at 08:32:55PM -0400, Stefan Berger wrote: >> This patch adds the missing common SSDT TPM file. >> >> Signed-off-by: Stefan Berger <stefanb@linux.vnet.ibm.com> > I posted this too. But we really should just get rid of all this: we > have already removed most ASL code except for the DSDT. Yes, I will do that. Though for reviewing I think ASL is still easier to understand. Stefan
On Tue, Jun 02, 2015 at 09:14:29AM -0400, Stefan Berger wrote: > On 06/02/2015 02:48 AM, Michael S. Tsirkin wrote: > >On Mon, Jun 01, 2015 at 08:32:55PM -0400, Stefan Berger wrote: > >>This patch adds the missing common SSDT TPM file. > >> > >>Signed-off-by: Stefan Berger <stefanb@linux.vnet.ibm.com> > >I posted this too. But we really should just get rid of all this: we > >have already removed most ASL code except for the DSDT. > > Yes, I will do that. Though for reviewing I think ASL is still easier to > understand. > > Stefan A bit, but once you get into more trickery, like you do with ifdefs with QEMU-external TPM, it becomes less clear.
On 06/02/2015 09:22 AM, Michael S. Tsirkin wrote: > On Tue, Jun 02, 2015 at 09:14:29AM -0400, Stefan Berger wrote: >> On 06/02/2015 02:48 AM, Michael S. Tsirkin wrote: >>> On Mon, Jun 01, 2015 at 08:32:55PM -0400, Stefan Berger wrote: >>>> This patch adds the missing common SSDT TPM file. >>>> >>>> Signed-off-by: Stefan Berger <stefanb@linux.vnet.ibm.com> >>> I posted this too. But we really should just get rid of all this: we >>> have already removed most ASL code except for the DSDT. >> Yes, I will do that. Though for reviewing I think ASL is still easier to >> understand. >> >> Stefan > A bit, but once you get into more trickery, like you do with ifdefs > with QEMU-external TPM, it becomes less clear. > Those won't go away and will turn into case statements in C... stefan
On Tue, Jun 02, 2015 at 09:23:35AM -0400, Stefan Berger wrote: > On 06/02/2015 09:22 AM, Michael S. Tsirkin wrote: > >On Tue, Jun 02, 2015 at 09:14:29AM -0400, Stefan Berger wrote: > >>On 06/02/2015 02:48 AM, Michael S. Tsirkin wrote: > >>>On Mon, Jun 01, 2015 at 08:32:55PM -0400, Stefan Berger wrote: > >>>>This patch adds the missing common SSDT TPM file. > >>>> > >>>>Signed-off-by: Stefan Berger <stefanb@linux.vnet.ibm.com> > >>>I posted this too. But we really should just get rid of all this: we > >>>have already removed most ASL code except for the DSDT. > >>Yes, I will do that. Though for reviewing I think ASL is still easier to > >>understand. > >> > >> Stefan > >A bit, but once you get into more trickery, like you do with ifdefs > >with QEMU-external TPM, it becomes less clear. > > > > Those won't go away and will turn into case statements in C... > > stefan Absolutely but case statements are easier to follow than ifdef tricks.
diff --git a/hw/i386/ssdt-tpm-common.dsl b/hw/i386/ssdt-tpm-common.dsl new file mode 100644 index 0000000..9da4970 --- /dev/null +++ b/hw/i386/ssdt-tpm-common.dsl @@ -0,0 +1,36 @@ +/* + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + + * You should have received a copy of the GNU General Public License along + * with this program; if not, see <http://www.gnu.org/licenses/>. + */ + +/* + * Common parts for TPM 1.2 and TPM 2 (with slight differences for PPI) + * to be #included + */ + + + External(\_SB.PCI0.ISA, DeviceObj) + Scope(\_SB.PCI0.ISA) { + /* TPM with emulated TPM TIS interface */ + Device (TPM) { + Name (_HID, EisaID ("PNP0C31")) + Name (_CRS, ResourceTemplate () + { + Memory32Fixed (ReadWrite, TPM_TIS_ADDR_BASE, TPM_TIS_ADDR_SIZE) + IRQNoFlags () {TPM_TIS_IRQ} + }) + Method (_STA, 0, NotSerialized) { + Return (0x0F) + } + } + }
This patch adds the missing common SSDT TPM file. Signed-off-by: Stefan Berger <stefanb@linux.vnet.ibm.com> --- hw/i386/ssdt-tpm-common.dsl | 36 ++++++++++++++++++++++++++++++++++++ 1 file changed, 36 insertions(+) create mode 100644 hw/i386/ssdt-tpm-common.dsl