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author | Gerd Hoffmann <kraxel@redhat.com> | 2020-05-15 17:04:12 +0200 |
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committer | Michael S. Tsirkin <mst@redhat.com> | 2020-06-09 12:46:45 -0400 |
commit | ed003c8c7743b846b1bf3f87cb88baf090da44e6 (patch) | |
tree | 6131038d1d3fd223558aed35675280a7494a4763 /hw/char/parallel.c | |
parent | 3e824d38256364f983be8717214fef709bc90e31 (diff) | |
download | qemu-ed003c8c7743b846b1bf3f87cb88baf090da44e6.zip qemu-ed003c8c7743b846b1bf3f87cb88baf090da44e6.tar.gz qemu-ed003c8c7743b846b1bf3f87cb88baf090da44e6.tar.bz2 |
acpi: move aml builder code for parallel device
Also adds support for multiple LPT devices.
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-Id: <20200515150421.25479-8-kraxel@redhat.com>
Diffstat (limited to 'hw/char/parallel.c')
-rw-r--r-- | hw/char/parallel.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/hw/char/parallel.c b/hw/char/parallel.c index 8dd67d1..c0f34bf 100644 --- a/hw/char/parallel.c +++ b/hw/char/parallel.c @@ -28,6 +28,7 @@ #include "qemu/module.h" #include "chardev/char-parallel.h" #include "chardev/char-fe.h" +#include "hw/acpi/aml-build.h" #include "hw/irq.h" #include "hw/isa/isa.h" #include "hw/qdev-properties.h" @@ -568,6 +569,25 @@ static void parallel_isa_realizefn(DeviceState *dev, Error **errp) s, "parallel"); } +static void parallel_isa_build_aml(ISADevice *isadev, Aml *scope) +{ + ISAParallelState *isa = ISA_PARALLEL(isadev); + Aml *dev; + Aml *crs; + + crs = aml_resource_template(); + aml_append(crs, aml_io(AML_DECODE16, isa->iobase, isa->iobase, 0x08, 0x08)); + aml_append(crs, aml_irq_no_flags(isa->isairq)); + + dev = aml_device("LPT%d", isa->index + 1); + aml_append(dev, aml_name_decl("_HID", aml_eisaid("PNP0400"))); + aml_append(dev, aml_name_decl("_UID", aml_int(isa->index + 1))); + aml_append(dev, aml_name_decl("_STA", aml_int(0xf))); + aml_append(dev, aml_name_decl("_CRS", crs)); + + aml_append(scope, dev); +} + /* Memory mapped interface */ static uint64_t parallel_mm_readfn(void *opaque, hwaddr addr, unsigned size) { @@ -624,9 +644,11 @@ static Property parallel_isa_properties[] = { static void parallel_isa_class_initfn(ObjectClass *klass, void *data) { DeviceClass *dc = DEVICE_CLASS(klass); + ISADeviceClass *isa = ISA_DEVICE_CLASS(klass); dc->realize = parallel_isa_realizefn; dc->vmsd = &vmstate_parallel_isa; + isa->build_aml = parallel_isa_build_aml; device_class_set_props(dc, parallel_isa_properties); set_bit(DEVICE_CATEGORY_INPUT, dc->categories); } |