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Re: [Qemu-devel] [PATCH v2 24/47] acpi: add acpi_operation_region() term
From: |
Igor Mammedov |
Subject: |
Re: [Qemu-devel] [PATCH v2 24/47] acpi: add acpi_operation_region() term |
Date: |
Thu, 5 Feb 2015 18:57:29 +0100 |
On Thu, 05 Feb 2015 17:28:39 +0200
Marcel Apfelbaum <address@hidden> wrote:
> On 01/22/2015 04:50 PM, Igor Mammedov wrote:
> > Signed-off-by: Igor Mammedov <address@hidden>
> > ---
> > hw/acpi/acpi-build-utils.c | 14 ++++++++++++++
> > include/hw/acpi/acpi-build-utils.h | 7 +++++++
> > 2 files changed, 21 insertions(+)
> >
> > diff --git a/hw/acpi/acpi-build-utils.c b/hw/acpi/acpi-build-utils.c
> > index 094c821..9ac5a0d 100644
> > --- a/hw/acpi/acpi-build-utils.c
> > +++ b/hw/acpi/acpi-build-utils.c
> > @@ -544,3 +544,17 @@ AcpiAml acpi_package(uint8_t num_elements)
> > build_append_byte(var.buf, num_elements);
> > return var;
> > }
> > +
> > +/* ACPI 5.0: 20.2.5.2 Named Objects Encoding: DefOpRegion */
> > +AcpiAml acpi_operation_region(const char *name, acpiRegionSpace rs,
> > + uint32_t offset, uint32_t len)
> > +{
> > + AcpiAml var = aml_allocate_internal(0, NON_BLOCK);
> > + 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);
> > + build_append_int(var.buf, len);
> > + return var;
> > +}
> > diff --git a/include/hw/acpi/acpi-build-utils.h
> > b/include/hw/acpi/acpi-build-utils.h
> > index 176596e..cb45129 100644
> > --- a/include/hw/acpi/acpi-build-utils.h
> > +++ b/include/hw/acpi/acpi-build-utils.h
> > @@ -24,6 +24,11 @@ typedef enum {
> > acpi_decode16 = 1,
> > } acpiIODecode;
> ^^^
> Why do you want enums to no start with capital letters?
fixed
>
> Thanks,
> Marcel
>
> >
> > +typedef enum {
> > + acpi_system_memory = 0x00,
> > + acpi_system_io = 0x01,
> > +} acpiRegionSpace;
> > +
> > void aml_append(AcpiAml *parent_ctx, AcpiAml child);
> >
> > /* non block ASL object primitives */
> > @@ -46,6 +51,8 @@ AcpiAml acpi_call4(const char *method, AcpiAml arg1,
> > AcpiAml arg2,
> > AcpiAml arg3, AcpiAml arg4);
> > AcpiAml acpi_io(acpiIODecode dec, uint16_t min_base, uint16_t max_base,
> > uint8_t aln, uint8_t len);
> > +AcpiAml acpi_operation_region(const char *name, acpiRegionSpace rs,
> > + uint32_t offset, uint32_t len);
> >
> > /* Block ASL object primitives */
> > AcpiAml acpi_if(AcpiAml predicate);
> >
>