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pc: cleanup and convert TMP ACPI device description to AML API

Browse source 
remove some code duplication in acpi-build.c and drop 5
ASL and binary blobs files with TPM ACPI device description,
replacing them with 1 small hunk written in AML API.

Signed-off-by: Igor Mammedov <imammedo@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Igor Mammedov 2015-06-09 05:31:53 +02:00 committed by Michael S. Tsirkin
parent 0e0b3592f6
commit 72d97b3a54
7 changed files with 16 additions and 339 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

3
hw/i386/Makefile.objs
View file

@ -8,8 +8,7 @@ obj-$(CONFIG_XEN) += ../xenpv/ xen/
obj-y += kvmvapic.o
obj-y += acpi-build.o
hw/i386/acpi-build.o: hw/i386/acpi-build.c \
hw/i386/acpi-dsdt.hex hw/i386/q35-acpi-dsdt.hex \
hw/i386/ssdt-tpm.hex hw/i386/ssdt-tpm2.hex
hw/i386/acpi-dsdt.hex hw/i386/q35-acpi-dsdt.hex
iasl-option=$(shell if test -z "`$(1) $(2) 2>&1 > /dev/null`" \
; then echo "$(2)"; else echo "$(3)"; fi ;)

40
hw/i386/acpi-build.c
View file

@ -433,9 +433,6 @@ build_madt(GArray *table_data, GArray *linker, AcpiCpuInfo *cpu,
table_data->len - madt_start, 1);
}
#include "hw/i386/ssdt-tpm.hex"
#include "hw/i386/ssdt-tpm2.hex"
/* Assign BSEL property to all buses. In the future, this can be changed
* to only assign to buses that support hotplug.
*/
@ -1328,6 +1325,19 @@ build_ssdt(GArray *table_data, GArray *linker,
Aml *scope = aml_scope("PCI0");
/* Scan all PCI buses. Generate tables to support hotplug. */
build_append_pci_bus_devices(scope, bus, pm->pcihp_bridge_en);
if (misc->tpm_version != TPM_VERSION_UNSPEC) {
dev = aml_device("ISA.TPM");
aml_append(dev, aml_name_decl("_HID", aml_eisaid("PNP0C31")));
aml_append(dev, aml_name_decl("_STA", aml_int(0xF)));
crs = aml_resource_template();
aml_append(crs, aml_memory32_fixed(TPM_TIS_ADDR_BASE,
TPM_TIS_ADDR_SIZE, AML_READ_WRITE));
aml_append(crs, aml_irq_no_flags(TPM_TIS_IRQ));
aml_append(dev, aml_name_decl("_CRS", crs));
aml_append(scope, dev);
}
aml_append(sb_scope, scope);
}
}
@ -1382,23 +1392,10 @@ build_tpm_tcpa(GArray *table_data, GArray *linker, GArray *tcpalog)
acpi_data_push(tcpalog, TPM_LOG_AREA_MINIMUM_SIZE);
}
static void
build_tpm_ssdt(GArray *table_data, GArray *linker)
{
void *tpm_ptr;
tpm_ptr = acpi_data_push(table_data, sizeof(ssdt_tpm_aml));
memcpy(tpm_ptr, ssdt_tpm_aml, sizeof(ssdt_tpm_aml));
}
static void
build_tpm2(GArray *table_data, GArray *linker)
{
Acpi20TPM2 *tpm2_ptr;
void *tpm_ptr;
tpm_ptr = acpi_data_push(table_data, sizeof(ssdt_tpm2_aml));
memcpy(tpm_ptr, ssdt_tpm2_aml, sizeof(ssdt_tpm2_aml));
tpm2_ptr = acpi_data_push(table_data, sizeof *tpm2_ptr);
@ -1726,16 +1723,9 @@ void acpi_build(PcGuestInfo *guest_info, AcpiBuildTables *tables)
acpi_add_table(table_offsets, tables_blob);
build_tpm_tcpa(tables_blob, tables->linker, tables->tcpalog);
acpi_add_table(table_offsets, tables_blob);
switch (misc.tpm_version) {
case TPM_VERSION_1_2:
build_tpm_ssdt(tables_blob, tables->linker);
break;
case TPM_VERSION_2_0:
if (misc.tpm_version == TPM_VERSION_2_0) {
acpi_add_table(table_offsets, tables_blob);
build_tpm2(tables_blob, tables->linker);
break;
default:
assert(false);
}
}
if (guest_info->numa_nodes) {

36
hw/i386/ssdt-tpm-common.dsl
View file

@ -1,36 +0,0 @@
/*
* 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)
}
}
}

29
hw/i386/ssdt-tpm.dsl
View file

@ -1,29 +0,0 @@
/*
* 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/>.
*/
#include "hw/acpi/tpm.h"
ACPI_EXTRACT_ALL_CODE ssdt_tpm_aml
DefinitionBlock (
"ssdt-tpm.aml", // Output Filename
"SSDT", // Signature
0x01, // SSDT Compliance Revision
"BXPC", // OEMID
"BXSSDT", // TABLE ID
0x1 // OEM Revision
)
{
#include "ssdt-tpm-common.dsl"
}

109
hw/i386/ssdt-tpm.hex.generated
View file

@ -1,109 +0,0 @@
static unsigned char ssdt_tpm_aml[] = {
0x53,
0x53,
0x44,
0x54,
0x6b,
0x0,
0x0,
0x0,
0x1,
0x37,
0x42,
0x58,
0x50,
0x43,
0x0,
0x0,
0x42,
0x58,
0x53,
0x53,
0x44,
0x54,
0x0,
0x0,
0x1,
0x0,
0x0,
0x0,
0x49,
0x4e,
0x54,
0x4c,
0x7,
0x11,
0x14,
0x20,
0x10,
0x46,
0x4,
0x5c,
0x2f,
0x3,
0x5f,
0x53,
0x42,
0x5f,
0x50,
0x43,
0x49,
0x30,
0x49,
0x53,
0x41,
0x5f,
0x5b,
0x82,
0x33,
0x54,
0x50,
0x4d,
0x5f,
0x8,
0x5f,
0x48,
0x49,
0x44,
0xc,
0x41,
0xd0,
0xc,
0x31,
0x8,
0x5f,
0x43,
0x52,
0x53,
0x11,
0x14,
0xa,
0x11,
0x86,
0x9,
0x0,
0x1,
0x0,
0x0,
0xd4,
0xfe,
0x0,
0x50,
0x0,
0x0,
0x22,
0x20,
0x0,
0x79,
0x0,
0x14,
0x9,
0x5f,
0x53,
0x54,
0x41,
0x0,
0xa4,
0xa,
0xf
};

29
hw/i386/ssdt-tpm2.dsl
View file

@ -1,29 +0,0 @@
/*
* 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/>.
*/
#include "hw/acpi/tpm.h"
ACPI_EXTRACT_ALL_CODE ssdt_tpm2_aml
DefinitionBlock (
"ssdt-tpm2.aml", // Output Filename
"SSDT", // Signature
0x01, // SSDT Compliance Revision
"BXPC", // OEMID
"BXSSDT", // TABLE ID
0x1 // OEM Revision
)
{
#include "ssdt-tpm-common.dsl"
}

109
hw/i386/ssdt-tpm2.hex.generated
View file

@ -1,109 +0,0 @@
static unsigned char ssdt_tpm2_aml[] = {
0x53,
0x53,
0x44,
0x54,
0x6b,
0x0,
0x0,
0x0,
0x1,
0x37,
0x42,
0x58,
0x50,
0x43,
0x0,
0x0,
0x42,
0x58,
0x53,
0x53,
0x44,
0x54,
0x0,
0x0,
0x1,
0x0,
0x0,
0x0,
0x49,
0x4e,
0x54,
0x4c,
0x7,
0x11,
0x14,
0x20,
0x10,
0x46,
0x4,
0x5c,
0x2f,
0x3,
0x5f,
0x53,
0x42,
0x5f,
0x50,
0x43,
0x49,
0x30,
0x49,
0x53,
0x41,
0x5f,
0x5b,
0x82,
0x33,
0x54,
0x50,
0x4d,
0x5f,
0x8,
0x5f,
0x48,
0x49,
0x44,
0xc,
0x41,
0xd0,
0xc,
0x31,
0x8,
0x5f,
0x43,
0x52,
0x53,
0x11,
0x14,
0xa,
0x11,
0x86,
0x9,
0x0,
0x1,
0x0,
0x0,
0xd4,
0xfe,
0x0,
0x50,
0x0,
0x0,
0x22,
0x20,
0x0,
0x79,
0x0,
0x14,
0x9,
0x5f,
0x53,
0x54,
0x41,
0x0,
0xa4,
0xa,
0xf
};