diff options
| -rw-r--r-- | hw/i386/acpi-build.c | 36 | ||||
| -rw-r--r-- | hw/i386/acpi-dsdt-isa.dsl | 16 |
2 files changed, 36 insertions, 16 deletions
diff --git a/hw/i386/acpi-build.c b/hw/i386/acpi-build.c index c2912d4..2e5b1a6 100644 --- a/hw/i386/acpi-build.c +++ b/hw/i386/acpi-build.c @@ -1295,6 +1295,41 @@ static Aml *build_mouse_device_aml(void) return dev; } +static Aml *build_lpt_device_aml(void) +{ + Aml *dev; + Aml *crs; + Aml *method; + Aml *if_ctx; + Aml *else_ctx; + Aml *zero = aml_int(0); + Aml *is_present = aml_local(0); + + dev = aml_device("LPT"); + aml_append(dev, aml_name_decl("_HID", aml_eisaid("PNP0400"))); + + method = aml_method("_STA", 0, AML_NOTSERIALIZED); + aml_append(method, aml_store(aml_name("LPEN"), is_present)); + if_ctx = aml_if(aml_equal(is_present, zero)); + { + aml_append(if_ctx, aml_return(aml_int(0x00))); + } + aml_append(method, if_ctx); + else_ctx = aml_else(); + { + aml_append(else_ctx, aml_return(aml_int(0x0f))); + } + aml_append(method, else_ctx); + aml_append(dev, method); + + crs = aml_resource_template(); + aml_append(crs, aml_io(AML_DECODE16, 0x0378, 0x0378, 0x08, 0x08)); + aml_append(crs, aml_irq_no_flags(7)); + aml_append(dev, aml_name_decl("_CRS", crs)); + + return dev; +} + static void build_isa_devices_aml(Aml *table) { Aml *scope = aml_scope("_SB.PCI0.ISA"); @@ -1303,6 +1338,7 @@ static void build_isa_devices_aml(Aml *table) aml_append(scope, build_kbd_device_aml()); aml_append(scope, build_mouse_device_aml()); aml_append(scope, build_fdc_device_aml()); + aml_append(scope, build_lpt_device_aml()); aml_append(table, scope); } diff --git a/hw/i386/acpi-dsdt-isa.dsl b/hw/i386/acpi-dsdt-isa.dsl index 64dd4ac..cc5e8f9 100644 --- a/hw/i386/acpi-dsdt-isa.dsl +++ b/hw/i386/acpi-dsdt-isa.dsl @@ -16,22 +16,6 @@ /* Common legacy ISA style devices. */ Scope(\_SB.PCI0.ISA) { - Device(LPT) { - Name(_HID, EisaId("PNP0400")) - Method(_STA, 0, NotSerialized) { - Store(LPEN, Local0) - If (LEqual(Local0, 0)) { - Return (0x00) - } Else { - Return (0x0F) - } - } - Name(_CRS, ResourceTemplate() { - IO(Decode16, 0x0378, 0x0378, 0x08, 0x08) - IRQNoFlags() { 7 } - }) - } - Device(COM1) { Name(_HID, EisaId("PNP0501")) Name(_UID, 0x01) |