diff options
Diffstat (limited to 'hw/i386')
| -rw-r--r-- | hw/i386/acpi-build.c | 239 |
1 files changed, 126 insertions, 113 deletions
diff --git a/hw/i386/acpi-build.c b/hw/i386/acpi-build.c index 52e4a151fc..4446d384bf 100644 --- a/hw/i386/acpi-build.c +++ b/hw/i386/acpi-build.c @@ -931,6 +931,130 @@ static Aml *build_crs(PCIHostState *host, return crs; } +static void build_memory_devices(Aml *sb_scope, int nr_mem, + uint16_t io_base, uint16_t io_len) +{ + int i; + Aml *scope; + Aml *crs; + Aml *field; + Aml *dev; + Aml *method; + Aml *ifctx; + + /* build memory devices */ + assert(nr_mem <= ACPI_MAX_RAM_SLOTS); + scope = aml_scope("\\_SB.PCI0." stringify(MEMORY_HOTPLUG_DEVICE)); + aml_append(scope, + aml_name_decl(stringify(MEMORY_SLOTS_NUMBER), aml_int(nr_mem)) + ); + + crs = aml_resource_template(); + aml_append(crs, + aml_io(AML_DECODE16, io_base, io_base, 0, io_len) + ); + aml_append(scope, aml_name_decl("_CRS", crs)); + + aml_append(scope, aml_operation_region( + stringify(MEMORY_HOTPLUG_IO_REGION), AML_SYSTEM_IO, + io_base, io_len) + ); + + field = aml_field(stringify(MEMORY_HOTPLUG_IO_REGION), AML_DWORD_ACC, + AML_NOLOCK, AML_PRESERVE); + aml_append(field, /* read only */ + aml_named_field(stringify(MEMORY_SLOT_ADDR_LOW), 32)); + aml_append(field, /* read only */ + aml_named_field(stringify(MEMORY_SLOT_ADDR_HIGH), 32)); + aml_append(field, /* read only */ + aml_named_field(stringify(MEMORY_SLOT_SIZE_LOW), 32)); + aml_append(field, /* read only */ + aml_named_field(stringify(MEMORY_SLOT_SIZE_HIGH), 32)); + aml_append(field, /* read only */ + aml_named_field(stringify(MEMORY_SLOT_PROXIMITY), 32)); + aml_append(scope, field); + + field = aml_field(stringify(MEMORY_HOTPLUG_IO_REGION), AML_BYTE_ACC, + AML_NOLOCK, AML_WRITE_AS_ZEROS); + aml_append(field, aml_reserved_field(160 /* bits, Offset(20) */)); + aml_append(field, /* 1 if enabled, read only */ + aml_named_field(stringify(MEMORY_SLOT_ENABLED), 1)); + aml_append(field, + /*(read) 1 if has a insert event. (write) 1 to clear event */ + aml_named_field(stringify(MEMORY_SLOT_INSERT_EVENT), 1)); + aml_append(field, + /* (read) 1 if has a remove event. (write) 1 to clear event */ + aml_named_field(stringify(MEMORY_SLOT_REMOVE_EVENT), 1)); + aml_append(field, + /* initiates device eject, write only */ + aml_named_field(stringify(MEMORY_SLOT_EJECT), 1)); + aml_append(scope, field); + + field = aml_field(stringify(MEMORY_HOTPLUG_IO_REGION), AML_DWORD_ACC, + AML_NOLOCK, AML_PRESERVE); + aml_append(field, /* DIMM selector, write only */ + aml_named_field(stringify(MEMORY_SLOT_SLECTOR), 32)); + aml_append(field, /* _OST event code, write only */ + aml_named_field(stringify(MEMORY_SLOT_OST_EVENT), 32)); + aml_append(field, /* _OST status code, write only */ + aml_named_field(stringify(MEMORY_SLOT_OST_STATUS), 32)); + aml_append(scope, field); + aml_append(sb_scope, scope); + + for (i = 0; i < nr_mem; i++) { + #define BASEPATH "\\_SB.PCI0." stringify(MEMORY_HOTPLUG_DEVICE) "." + const char *s; + + dev = aml_device("MP%02X", i); + aml_append(dev, aml_name_decl("_UID", aml_string("0x%02X", i))); + aml_append(dev, aml_name_decl("_HID", aml_eisaid("PNP0C80"))); + + method = aml_method("_CRS", 0, AML_NOTSERIALIZED); + s = BASEPATH stringify(MEMORY_SLOT_CRS_METHOD); + aml_append(method, aml_return(aml_call1(s, aml_name("_UID")))); + aml_append(dev, method); + + method = aml_method("_STA", 0, AML_NOTSERIALIZED); + s = BASEPATH stringify(MEMORY_SLOT_STATUS_METHOD); + aml_append(method, aml_return(aml_call1(s, aml_name("_UID")))); + aml_append(dev, method); + + method = aml_method("_PXM", 0, AML_NOTSERIALIZED); + s = BASEPATH stringify(MEMORY_SLOT_PROXIMITY_METHOD); + aml_append(method, aml_return(aml_call1(s, aml_name("_UID")))); + aml_append(dev, method); + + method = aml_method("_OST", 3, AML_NOTSERIALIZED); + s = BASEPATH stringify(MEMORY_SLOT_OST_METHOD); + aml_append(method, aml_return(aml_call4( + s, aml_name("_UID"), aml_arg(0), aml_arg(1), aml_arg(2) + ))); + aml_append(dev, method); + + method = aml_method("_EJ0", 1, AML_NOTSERIALIZED); + s = BASEPATH stringify(MEMORY_SLOT_EJECT_METHOD); + aml_append(method, aml_return(aml_call2( + s, aml_name("_UID"), aml_arg(0)))); + aml_append(dev, method); + + aml_append(sb_scope, dev); + } + + /* build Method(MEMORY_SLOT_NOTIFY_METHOD, 2) { + * If (LEqual(Arg0, 0x00)) {Notify(MP00, Arg1)} ... } + */ + method = aml_method(stringify(MEMORY_SLOT_NOTIFY_METHOD), 2, + AML_NOTSERIALIZED); + for (i = 0; i < nr_mem; i++) { + ifctx = aml_if(aml_equal(aml_arg(0), aml_int(i))); + aml_append(ifctx, + aml_notify(aml_name("MP%.02X", i), aml_arg(1)) + ); + aml_append(method, ifctx); + } + aml_append(sb_scope, method); +} + static void build_ssdt(GArray *table_data, GArray *linker, AcpiCpuInfo *cpu, AcpiPmInfo *pm, AcpiMiscInfo *misc, @@ -1233,119 +1357,8 @@ build_ssdt(GArray *table_data, GArray *linker, } aml_append(sb_scope, aml_name_decl("CPON", pkg)); - /* build memory devices */ - assert(nr_mem <= ACPI_MAX_RAM_SLOTS); - scope = aml_scope("\\_SB.PCI0." stringify(MEMORY_HOTPLUG_DEVICE)); - aml_append(scope, - aml_name_decl(stringify(MEMORY_SLOTS_NUMBER), aml_int(nr_mem)) - ); - - crs = aml_resource_template(); - aml_append(crs, - aml_io(AML_DECODE16, pm->mem_hp_io_base, pm->mem_hp_io_base, 0, - pm->mem_hp_io_len) - ); - aml_append(scope, aml_name_decl("_CRS", crs)); - - aml_append(scope, aml_operation_region( - stringify(MEMORY_HOTPLUG_IO_REGION), AML_SYSTEM_IO, - pm->mem_hp_io_base, pm->mem_hp_io_len) - ); - - field = aml_field(stringify(MEMORY_HOTPLUG_IO_REGION), AML_DWORD_ACC, - AML_NOLOCK, AML_PRESERVE); - aml_append(field, /* read only */ - aml_named_field(stringify(MEMORY_SLOT_ADDR_LOW), 32)); - aml_append(field, /* read only */ - aml_named_field(stringify(MEMORY_SLOT_ADDR_HIGH), 32)); - aml_append(field, /* read only */ - aml_named_field(stringify(MEMORY_SLOT_SIZE_LOW), 32)); - aml_append(field, /* read only */ - aml_named_field(stringify(MEMORY_SLOT_SIZE_HIGH), 32)); - aml_append(field, /* read only */ - aml_named_field(stringify(MEMORY_SLOT_PROXIMITY), 32)); - aml_append(scope, field); - - field = aml_field(stringify(MEMORY_HOTPLUG_IO_REGION), AML_BYTE_ACC, - AML_NOLOCK, AML_WRITE_AS_ZEROS); - aml_append(field, aml_reserved_field(160 /* bits, Offset(20) */)); - aml_append(field, /* 1 if enabled, read only */ - aml_named_field(stringify(MEMORY_SLOT_ENABLED), 1)); - aml_append(field, - /*(read) 1 if has a insert event. (write) 1 to clear event */ - aml_named_field(stringify(MEMORY_SLOT_INSERT_EVENT), 1)); - aml_append(field, - /* (read) 1 if has a remove event. (write) 1 to clear event */ - aml_named_field(stringify(MEMORY_SLOT_REMOVE_EVENT), 1)); - aml_append(field, - /* initiates device eject, write only */ - aml_named_field(stringify(MEMORY_SLOT_EJECT), 1)); - aml_append(scope, field); - - field = aml_field(stringify(MEMORY_HOTPLUG_IO_REGION), AML_DWORD_ACC, - AML_NOLOCK, AML_PRESERVE); - aml_append(field, /* DIMM selector, write only */ - aml_named_field(stringify(MEMORY_SLOT_SLECTOR), 32)); - aml_append(field, /* _OST event code, write only */ - aml_named_field(stringify(MEMORY_SLOT_OST_EVENT), 32)); - aml_append(field, /* _OST status code, write only */ - aml_named_field(stringify(MEMORY_SLOT_OST_STATUS), 32)); - aml_append(scope, field); - - aml_append(sb_scope, scope); - - for (i = 0; i < nr_mem; i++) { - #define BASEPATH "\\_SB.PCI0." stringify(MEMORY_HOTPLUG_DEVICE) "." - const char *s; - - dev = aml_device("MP%02X", i); - aml_append(dev, aml_name_decl("_UID", aml_string("0x%02X", i))); - aml_append(dev, aml_name_decl("_HID", aml_eisaid("PNP0C80"))); - - method = aml_method("_CRS", 0, AML_NOTSERIALIZED); - s = BASEPATH stringify(MEMORY_SLOT_CRS_METHOD); - aml_append(method, aml_return(aml_call1(s, aml_name("_UID")))); - aml_append(dev, method); - - method = aml_method("_STA", 0, AML_NOTSERIALIZED); - s = BASEPATH stringify(MEMORY_SLOT_STATUS_METHOD); - aml_append(method, aml_return(aml_call1(s, aml_name("_UID")))); - aml_append(dev, method); - - method = aml_method("_PXM", 0, AML_NOTSERIALIZED); - s = BASEPATH stringify(MEMORY_SLOT_PROXIMITY_METHOD); - aml_append(method, aml_return(aml_call1(s, aml_name("_UID")))); - aml_append(dev, method); - - method = aml_method("_OST", 3, AML_NOTSERIALIZED); - s = BASEPATH stringify(MEMORY_SLOT_OST_METHOD); - aml_append(method, aml_return(aml_call4( - s, aml_name("_UID"), aml_arg(0), aml_arg(1), aml_arg(2) - ))); - aml_append(dev, method); - - method = aml_method("_EJ0", 1, AML_NOTSERIALIZED); - s = BASEPATH stringify(MEMORY_SLOT_EJECT_METHOD); - aml_append(method, aml_return(aml_call2( - s, aml_name("_UID"), aml_arg(0)))); - aml_append(dev, method); - - aml_append(sb_scope, dev); - } - - /* build Method(MEMORY_SLOT_NOTIFY_METHOD, 2) { - * If (LEqual(Arg0, 0x00)) {Notify(MP00, Arg1)} ... } - */ - method = aml_method(stringify(MEMORY_SLOT_NOTIFY_METHOD), 2, - AML_NOTSERIALIZED); - for (i = 0; i < nr_mem; i++) { - ifctx = aml_if(aml_equal(aml_arg(0), aml_int(i))); - aml_append(ifctx, - aml_notify(aml_name("MP%.02X", i), aml_arg(1)) - ); - aml_append(method, ifctx); - } - aml_append(sb_scope, method); + build_memory_devices(sb_scope, nr_mem, pm->mem_hp_io_base, + pm->mem_hp_io_len); { Object *pci_host; |