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acpi: allow using object as offset for OperationRegion 

Extend aml_operation_region() to use object as offset

Reviewed-by: Igor Mammedov <imammedo@redhat.com>
Signed-off-by: Xiao Guangrong <guangrong.xiao@linux.intel.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Xiao Guangrong 2016-03-01 18:56:05 +08:00 committed by Michael S. Tsirkin
parent 9815cba502
commit 3f3009c098
3 changed files with 19 additions and 18 deletions
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4
hw/acpi/aml-build.c
View File

@ -942,14 +942,14 @@ Aml *aml_package(uint8_t num_elements)
/* ACPI 1.0b: 16.2.5.2 Named Objects Encoding: DefOpRegion */
Aml *aml_operation_region(const char *name, AmlRegionSpace rs,
uint32_t offset, uint32_t len)
Aml *offset, uint32_t len)
{
Aml *var = aml_alloc();
build_append_byte(var->buf, 0x5B); /* ExtOpPrefix */
build_append_byte(var->buf, 0x80); /* OpRegionOp */
build_append_namestring(var->buf, "%s", name);
build_append_byte(var->buf, rs);
build_append_int(var->buf, offset);
aml_append(var, offset);
build_append_int(var->buf, len);
return var;
}

31
hw/i386/acpi-build.c
View File

@ -993,7 +993,7 @@ static void build_processor_devices(Aml *sb_scope, unsigned acpi_cpus,
aml_append(sb_scope, dev);
/* declare CPU hotplug MMIO region and PRS field to access it */
aml_append(sb_scope, aml_operation_region(
"PRST", AML_SYSTEM_IO, pm->cpu_hp_io_base, pm->cpu_hp_io_len));
"PRST", AML_SYSTEM_IO, aml_int(pm->cpu_hp_io_base), pm->cpu_hp_io_len));
field = aml_field("PRST", AML_BYTE_ACC, AML_NOLOCK, AML_PRESERVE);
aml_append(field, aml_named_field("PRS", 256));
aml_append(sb_scope, field);
@ -1078,7 +1078,7 @@ static void build_memory_devices(Aml *sb_scope, int nr_mem,
aml_append(scope, aml_operation_region(
MEMORY_HOTPLUG_IO_REGION, AML_SYSTEM_IO,
io_base, io_len)
aml_int(io_base), io_len)
);
field = aml_field(MEMORY_HOTPLUG_IO_REGION, AML_DWORD_ACC,
@ -1192,7 +1192,8 @@ static void build_hpet_aml(Aml *table)
aml_append(dev, aml_name_decl("_UID", zero));
aml_append(dev,
aml_operation_region("HPTM", AML_SYSTEM_MEMORY, HPET_BASE, HPET_LEN));
aml_operation_region("HPTM", AML_SYSTEM_MEMORY, aml_int(HPET_BASE),
HPET_LEN));
field = aml_field("HPTM", AML_DWORD_ACC, AML_LOCK, AML_PRESERVE);
aml_append(field, aml_named_field("VEND", 32));
aml_append(field, aml_named_field("PRD", 32));
@ -1430,7 +1431,7 @@ static void build_dbg_aml(Aml *table)
Aml *idx = aml_local(2);
aml_append(scope,
aml_operation_region("DBG", AML_SYSTEM_IO, 0x0402, 0x01));
aml_operation_region("DBG", AML_SYSTEM_IO, aml_int(0x0402), 0x01));
field = aml_field("DBG", AML_BYTE_ACC, AML_NOLOCK, AML_PRESERVE);
aml_append(field, aml_named_field("DBGB", 8));
aml_append(scope, field);
@ -1770,10 +1771,10 @@ static void build_q35_isa_bridge(Aml *table)
/* ICH9 PCI to ISA irq remapping */
aml_append(dev, aml_operation_region("PIRQ", AML_PCI_CONFIG,
0x60, 0x0C));
aml_int(0x60), 0x0C));
aml_append(dev, aml_operation_region("LPCD", AML_PCI_CONFIG,
0x80, 0x02));
aml_int(0x80), 0x02));
field = aml_field("LPCD", AML_ANY_ACC, AML_NOLOCK, AML_PRESERVE);
aml_append(field, aml_named_field("COMA", 3));
aml_append(field, aml_reserved_field(1));
@ -1785,7 +1786,7 @@ static void build_q35_isa_bridge(Aml *table)
aml_append(dev, field);
aml_append(dev, aml_operation_region("LPCE", AML_PCI_CONFIG,
0x82, 0x02));
aml_int(0x82), 0x02));
/* enable bits */
field = aml_field("LPCE", AML_ANY_ACC, AML_NOLOCK, AML_PRESERVE);
aml_append(field, aml_named_field("CAEN", 1));
@ -1808,7 +1809,7 @@ static void build_piix4_pm(Aml *table)
aml_append(dev, aml_name_decl("_ADR", aml_int(0x00010003)));
aml_append(dev, aml_operation_region("P13C", AML_PCI_CONFIG,
0x00, 0xff));
aml_int(0x00), 0xff));
aml_append(scope, dev);
aml_append(table, scope);
}
@ -1825,7 +1826,7 @@ static void build_piix4_isa_bridge(Aml *table)
/* PIIX PCI to ISA irq remapping */
aml_append(dev, aml_operation_region("P40C", AML_PCI_CONFIG,
0x60, 0x04));
aml_int(0x60), 0x04));
/* enable bits */
field = aml_field("^PX13.P13C", AML_ANY_ACC, AML_NOLOCK, AML_PRESERVE);
/* Offset(0x5f),, 7, */
@ -1854,20 +1855,20 @@ static void build_piix4_pci_hotplug(Aml *table)
scope = aml_scope("_SB.PCI0");
aml_append(scope,
aml_operation_region("PCST", AML_SYSTEM_IO, 0xae00, 0x08));
aml_operation_region("PCST", AML_SYSTEM_IO, aml_int(0xae00), 0x08));
field = aml_field("PCST", AML_DWORD_ACC, AML_NOLOCK, AML_WRITE_AS_ZEROS);
aml_append(field, aml_named_field("PCIU", 32));
aml_append(field, aml_named_field("PCID", 32));
aml_append(scope, field);
aml_append(scope,
aml_operation_region("SEJ", AML_SYSTEM_IO, 0xae08, 0x04));
aml_operation_region("SEJ", AML_SYSTEM_IO, aml_int(0xae08), 0x04));
field = aml_field("SEJ", AML_DWORD_ACC, AML_NOLOCK, AML_WRITE_AS_ZEROS);
aml_append(field, aml_named_field("B0EJ", 32));
aml_append(scope, field);
aml_append(scope,
aml_operation_region("BNMR", AML_SYSTEM_IO, 0xae10, 0x04));
aml_operation_region("BNMR", AML_SYSTEM_IO, aml_int(0xae10), 0x04));
field = aml_field("BNMR", AML_DWORD_ACC, AML_NOLOCK, AML_WRITE_AS_ZEROS);
aml_append(field, aml_named_field("BNUM", 32));
aml_append(scope, field);
@ -1975,9 +1976,9 @@ build_dsdt(GArray *table_data, GArray *linker,
} else {
sb_scope = aml_scope("_SB");
aml_append(sb_scope,
aml_operation_region("PCST", AML_SYSTEM_IO, 0xae00, 0x0c));
aml_operation_region("PCST", AML_SYSTEM_IO, aml_int(0xae00), 0x0c));
aml_append(sb_scope,
aml_operation_region("PCSB", AML_SYSTEM_IO, 0xae0c, 0x01));
aml_operation_region("PCSB", AML_SYSTEM_IO, aml_int(0xae0c), 0x01));
field = aml_field("PCSB", AML_ANY_ACC, AML_NOLOCK, AML_WRITE_AS_ZEROS);
aml_append(field, aml_named_field("PCIB", 8));
aml_append(sb_scope, field);
@ -2252,7 +2253,7 @@ build_dsdt(GArray *table_data, GArray *linker,
aml_append(dev, aml_name_decl("_CRS", crs));
aml_append(dev, aml_operation_region("PEOR", AML_SYSTEM_IO,
misc->pvpanic_port, 1));
aml_int(misc->pvpanic_port), 1));
field = aml_field("PEOR", AML_BYTE_ACC, AML_NOLOCK, AML_PRESERVE);
aml_append(field, aml_named_field("PEPT", 8));
aml_append(dev, field);

2
include/hw/acpi/aml-build.h
View File

@ -285,7 +285,7 @@ Aml *aml_interrupt(AmlConsumerAndProducer con_and_pro,
Aml *aml_io(AmlIODecode dec, uint16_t min_base, uint16_t max_base,
uint8_t aln, uint8_t len);
Aml *aml_operation_region(const char *name, AmlRegionSpace rs,
uint32_t offset, uint32_t len);
Aml *offset, uint32_t len);
Aml *aml_irq_no_flags(uint8_t irq);
Aml *aml_named_field(const char *name, unsigned length);
Aml *aml_reserved_field(unsigned length);