Hi Leif,
2021年11月27日(土) 3:10 Leif Lindholm <l...@nuviainc.com>:
>
> On Fri, Nov 05, 2021 at 18:23:53 +0900, Masami Hiramatsu wrote:
> > Add DBG2 table to ACPI tables. The COM1 uart port will be used
> > for OS debug, and it is 16550 compatible.
> >
> > Signed-off-by: Masami Hiramatsu <masami.hirama...@linaro.org>
> > ---
> > .../Socionext/SynQuacer/AcpiTables/AcpiTables.inf | 1
> > Silicon/Socionext/SynQuacer/AcpiTables/Dbg2.aslc | 70
> > ++++++++++++++++++++
> > 2 files changed, 71 insertions(+)
> > create mode 100644 Silicon/Socionext/SynQuacer/AcpiTables/Dbg2.aslc
> >
> > diff --git a/Silicon/Socionext/SynQuacer/AcpiTables/AcpiTables.inf
> > b/Silicon/Socionext/SynQuacer/AcpiTables/AcpiTables.inf
> > index 886777a0fa..3023206330 100644
> > --- a/Silicon/Socionext/SynQuacer/AcpiTables/AcpiTables.inf
> > +++ b/Silicon/Socionext/SynQuacer/AcpiTables/AcpiTables.inf
> > @@ -22,6 +22,7 @@
> > Dsdt.asl
> > Fadt.aslc
> > Gtdt.aslc
> > + Dbg2.aslc
>
> Please move this before Dsdt.asl, to keep the list alphabetically sorted.
OK.
>
> > Iort.aslc
> > Madt.aslc
> > Mcfg.aslc
> > diff --git a/Silicon/Socionext/SynQuacer/AcpiTables/Dbg2.aslc
> > b/Silicon/Socionext/SynQuacer/AcpiTables/Dbg2.aslc
> > new file mode 100644
> > index 0000000000..027b3b658b
> > --- /dev/null
> > +++ b/Silicon/Socionext/SynQuacer/AcpiTables/Dbg2.aslc
> > @@ -0,0 +1,70 @@
> > +/** @file
> > +* Debug Port Table (DBG2)
> > +*
> > +* Copyright (c) 2020,2021 Linaro Ltd. All rights reserved.
> > +*
> > +* SPDX-License-Identifier: BSD-2-Clause-Patent
> > +*
> > +**/
> > +#include <IndustryStandard/Acpi.h>
> > +#include <IndustryStandard/DebugPort2Table.h>
> > +#include <Library/AcpiLib.h>
> > +#include <Library/PcdLib.h>
> > +#include <Platform/MemoryMap.h>
> > +
> > +#include "AcpiTables.h"
> > +
> > +#pragma pack(1)
> > +
> > +#define SYNQUACER_UART1_STR { '\\', '_', 'S', 'B', '.', 'C', 'O', 'M',
> > '1', 0x00 }
> > +#define SQ_GAS32(Address) { EFI_ACPI_5_0_SYSTEM_MEMORY, 32, 0,
> > EFI_ACPI_5_0_BYTE, Address }
>
> Use EFI_ACPI_6_3_ consistently?
OK, got it.
Thank you,
>
> /
> Leif
>
> > +
> > +typedef struct {
> > + EFI_ACPI_DBG2_DEBUG_DEVICE_INFORMATION_STRUCT Dbg2Device;
> > + EFI_ACPI_6_3_GENERIC_ADDRESS_STRUCTURE BaseAddressRegister;
> > + UINT32 AddressSize;
> > + UINT8 NameSpaceString[10];
> > +} DBG2_DEBUG_DEVICE_INFORMATION;
> > +
> > +typedef struct {
> > + EFI_ACPI_DEBUG_PORT_2_DESCRIPTION_TABLE Description;
> > + DBG2_DEBUG_DEVICE_INFORMATION Dbg2DeviceInfo;
> > +} DBG2_TABLE;
> > +
> > +
> > +STATIC DBG2_TABLE Dbg2 = {
> > + {
> > + __ACPI_HEADER (
> > + EFI_ACPI_6_3_DEBUG_PORT_2_TABLE_SIGNATURE,
> > + DBG2_TABLE,
> > + EFI_ACPI_DBG2_DEBUG_DEVICE_INFORMATION_STRUCT_REVISION
> > + ),
> > + OFFSET_OF (DBG2_TABLE, Dbg2DeviceInfo),
> > + 1 /* NumberOfDebugPorts */
> > + },
> > + {
> > + {
> > + EFI_ACPI_DBG2_DEBUG_DEVICE_INFORMATION_STRUCT_REVISION,
> > + sizeof (DBG2_DEBUG_DEVICE_INFORMATION),
> > + 1, /*
> > NumberofGenericAddressRegisters */
> > + 10, /* NameSpaceStringLength */
> > + OFFSET_OF (DBG2_DEBUG_DEVICE_INFORMATION, NameSpaceString),
> > + 0, /* OemDataLength */
> > + 0, /* OemDataOffset */
> > + EFI_ACPI_DBG2_PORT_TYPE_SERIAL,
> > + EFI_ACPI_DBG2_PORT_SUBTYPE_SERIAL_16550_WITH_GAS,
> > + {EFI_ACPI_RESERVED_BYTE, EFI_ACPI_RESERVED_BYTE},
> > + OFFSET_OF (DBG2_DEBUG_DEVICE_INFORMATION, BaseAddressRegister),
> > + OFFSET_OF (DBG2_DEBUG_DEVICE_INFORMATION, AddressSize)
> > + },
> > + SQ_GAS32 (SYNQUACER_UART1_BASE), /* BaseAddressRegister */
> > + SYNQUACER_UART1_SIZE, /* AddressSize */
> > + SYNQUACER_UART1_STR, /* NameSpaceString */
> > + }
> > +};
> > +
> > +#pragma pack()
> > +
> > +// Reference the table being generated to prevent the optimizer from
> > removing
> > +// the data structure from the executable
> > +VOID* CONST ReferenceAcpiTable = &Dbg2;
> >
--
Masami Hiramatsu
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