On Fri, May 01, 2020 at 11:19:47 +0530, Pankaj Bansal wrote:
> From: Pankaj Bansal <pankaj.ban...@nxp.com>
>
> A Chassis is a base framework used for building SoCs.
> We can think of Chassis/Soc/Platform(a.k.a Board) in Object model terms.
> Chassis is base. Soc is based on some Chassis.
> Platform is based on some Soc.
>
> SOCs that are designed around same chassis, reuse most of the components.
>
> Therefore, add the package for Chassis2. LS1043A and LS1046A SOCs belong
> to Chassis2.
>
> Signed-off-by: Pankaj Bansal <pankaj.ban...@nxp.com>
Reviewed-by: Leif Lindholm <l...@nuviainc.com>
> ---
>
> Notes:
> V4:
> - Fixed line adds whitespace error
> - Added Uefi.h in Chassis.h
> - Fixed Typo Borad -> Board in commit description
> - Fixed license in ChassisLib.inf
> - Added lines between Copyright and license in ChassisLib.c
>
> V3:
> - in patch description Oops -> Object model
> - Sorted includes alphabetically
> - removed direct calls to SwapMmio** APIs and used GetMmioOperations**
>
> Silicon/NXP/Chassis2/Chassis2.dec | 22 +++++
> Silicon/NXP/NxpQoriqLs.dec | 4 +
> Silicon/NXP/Chassis2/Chassis2.dsc.inc | 10 ++
> Silicon/NXP/Chassis2/Library/ChassisLib/ChassisLib.inf | 33 +++++++
> Silicon/NXP/Chassis2/Include/Chassis.h | 36 +++++++
> Silicon/NXP/Include/Library/ChassisLib.h | 51 ++++++++++
> Silicon/NXP/Chassis2/Library/ChassisLib/ChassisLib.c | 98
> ++++++++++++++++++++
> 7 files changed, 254 insertions(+)
>
> diff --git a/Silicon/NXP/Chassis2/Chassis2.dec
> b/Silicon/NXP/Chassis2/Chassis2.dec
> new file mode 100644
> index 000000000000..d3674cd6dff9
> --- /dev/null
> +++ b/Silicon/NXP/Chassis2/Chassis2.dec
> @@ -0,0 +1,22 @@
> +# @file
> +# NXP Layerscape processor package.
> +#
> +# Copyright 2020 NXP
> +#
> +# SPDX-License-Identifier: BSD-2-Clause-Patent
> +#
> +#
> +
> +[Defines]
> + DEC_SPECIFICATION = 1.27
> + PACKAGE_VERSION = 0.1
> +
> +################################################################################
> +#
> +# Include Section - list of Include Paths that are provided by this package.
> +# Comments are used for Keywords and Module Types.
> +#
> +#
> +################################################################################
> +[Includes.common]
> + Include # Root include for the package
> diff --git a/Silicon/NXP/NxpQoriqLs.dec b/Silicon/NXP/NxpQoriqLs.dec
> index e61592b4fe61..b327e52da139 100644
> --- a/Silicon/NXP/NxpQoriqLs.dec
> +++ b/Silicon/NXP/NxpQoriqLs.dec
> @@ -14,6 +14,9 @@
> Include
>
> [LibraryClasses]
> + ## @libraryclass Provides Chassis specific functions to other modules
> + ChassisLib|Include/Library/ChassisLib.h
> +
> ## @libraryclass Provides services to read/write to I2c devices
> I2cLib|Include/Library/I2cLib.h
>
> @@ -29,3 +32,4 @@
>
> [PcdsFeatureFlag]
> gNxpQoriqLsTokenSpaceGuid.PcdI2cErratumA009203|FALSE|BOOLEAN|0x00000315
> + gNxpQoriqLsTokenSpaceGuid.PcdDcfgBigEndian|FALSE|BOOLEAN|0x00000316
> diff --git a/Silicon/NXP/Chassis2/Chassis2.dsc.inc
> b/Silicon/NXP/Chassis2/Chassis2.dsc.inc
> new file mode 100644
> index 000000000000..db8e5a92eacb
> --- /dev/null
> +++ b/Silicon/NXP/Chassis2/Chassis2.dsc.inc
> @@ -0,0 +1,10 @@
> +# @file
> +#
> +# Copyright 2020 NXP
> +#
> +# SPDX-License-Identifier: BSD-2-Clause-Patent
> +#
> +#
> +
> +[LibraryClasses.common]
> + ChassisLib|Silicon/NXP/Chassis2/Library/ChassisLib/ChassisLib.inf
> diff --git a/Silicon/NXP/Chassis2/Library/ChassisLib/ChassisLib.inf
> b/Silicon/NXP/Chassis2/Library/ChassisLib/ChassisLib.inf
> new file mode 100644
> index 000000000000..f5dbd1349dc5
> --- /dev/null
> +++ b/Silicon/NXP/Chassis2/Library/ChassisLib/ChassisLib.inf
> @@ -0,0 +1,33 @@
> +# @file
> +#
> +# Copyright 2020 NXP
> +#
> +# SPDX-License-Identifier: BSD-2-Clause-Patent
> +#
> +#
> +
> +[Defines]
> + INF_VERSION = 1.27
> + BASE_NAME = Chassis2Lib
> + FILE_GUID = fae0d077-5fc2-494f-b8e1-c51a3023ee3e
> + MODULE_TYPE = BASE
> + VERSION_STRING = 1.0
> + LIBRARY_CLASS = ChassisLib
> +
> +[Packages]
> + ArmPkg/ArmPkg.dec
> + MdePkg/MdePkg.dec
> + Silicon/NXP/Chassis2/Chassis2.dec
> + Silicon/NXP/NxpQoriqLs.dec
> +
> +[LibraryClasses]
> + IoAccessLib
> + IoLib
> + PcdLib
> + SerialPortLib
> +
> +[Sources.common]
> + ChassisLib.c
> +
> +[FeaturePcd]
> + gNxpQoriqLsTokenSpaceGuid.PcdDcfgBigEndian
> diff --git a/Silicon/NXP/Chassis2/Include/Chassis.h
> b/Silicon/NXP/Chassis2/Include/Chassis.h
> new file mode 100644
> index 000000000000..14e21ef9daf4
> --- /dev/null
> +++ b/Silicon/NXP/Chassis2/Include/Chassis.h
> @@ -0,0 +1,36 @@
> +/** @file
> +
> + Copyright 2020 NXP
> +
> + SPDX-License-Identifier: BSD-2-Clause-Patent
> +
> +**/
> +#ifndef CHASSIS_H__
> +#define CHASSIS_H__
> +
> +#include <Uefi.h>
> +
> +#define NXP_LAYERSCAPE_CHASSIS2_DCFG_ADDRESS 0x1EE0000
> +
> +/* SMMU Defintions */
> +#define SMMU_BASE_ADDR 0x09000000
> +#define SMMU_REG_SCR0 (SMMU_BASE_ADDR + 0x0)
> +#define SMMU_REG_SACR (SMMU_BASE_ADDR + 0x10)
> +#define SMMU_REG_NSCR0 (SMMU_BASE_ADDR + 0x400)
> +
> +#define SCR0_USFCFG_MASK 0x00000400
> +#define SCR0_CLIENTPD_MASK 0x00000001
> +#define SACR_PAGESIZE_MASK 0x00010000
> +
> +/**
> + The Device Configuration Unit provides general purpose configuration and
> + status for the device. These registers only support 32-bit accesses.
> +**/
> +#pragma pack(1)
> +typedef struct {
> + UINT8 Reserved0[0x100 - 0x0];
> + UINT32 RcwSr[16]; // Reset Control Word Status Register
> +} NXP_LAYERSCAPE_CHASSIS2_DEVICE_CONFIG;
> +#pragma pack()
> +
> +#endif // CHASSIS_H__
> diff --git a/Silicon/NXP/Include/Library/ChassisLib.h
> b/Silicon/NXP/Include/Library/ChassisLib.h
> new file mode 100644
> index 000000000000..89992a4b6fd5
> --- /dev/null
> +++ b/Silicon/NXP/Include/Library/ChassisLib.h
> @@ -0,0 +1,51 @@
> +/** @file
> + Chassis Lib to provide Chessis specific functionality to all SOCs in
> + a Chassis.
> +
> + Copyright 2020 NXP
> +
> + SPDX-License-Identifier: BSD-2-Clause-Patent
> +**/
> +
> +#ifndef CHASSIS_LIB_H__
> +#define CHASSIS_LIB_H__
> +
> +#include <Chassis.h>
> +
> +/**
> + Read Dcfg register
> +
> + @param Address The MMIO register to read.
> +
> + @return The value read.
> +**/
> +UINT32
> +EFIAPI
> +DcfgRead32 (
> + IN UINTN Address
> + );
> +
> +/**
> + Write Dcfg register
> +
> + @param Address The MMIO register to write.
> + @param Value The value to write to the MMIO register.
> +
> + @return Value.
> +**/
> +UINT32
> +EFIAPI
> +DcfgWrite32 (
> + IN UINTN Address,
> + IN UINT32 Value
> + );
> +
> +/**
> + Function to initialize Chassis Specific functions
> + **/
> +VOID
> +ChassisInit (
> + VOID
> + );
> +
> +#endif // CHASSIS_LIB_H__
> diff --git a/Silicon/NXP/Chassis2/Library/ChassisLib/ChassisLib.c
> b/Silicon/NXP/Chassis2/Library/ChassisLib/ChassisLib.c
> new file mode 100644
> index 000000000000..91b19f832f00
> --- /dev/null
> +++ b/Silicon/NXP/Chassis2/Library/ChassisLib/ChassisLib.c
> @@ -0,0 +1,98 @@
> +/** @file
> + Chassis specific functions common to all SOCs based on a specific Chessis
> +
> + Copyright 2020 NXP
> +
> + SPDX-License-Identifier: BSD-2-Clause-Patent
> +
> +**/
> +
> +#include <Chassis.h>
> +#include <Uefi.h>
> +#include <Library/IoAccessLib.h>
> +#include <Library/IoLib.h>
> +#include <Library/PcdLib.h>
> +#include <Library/SerialPortLib.h>
> +
> +/**
> + Read Dcfg register
> +
> + @param Address The MMIO register to read.
> +
> + @return The value read.
> +**/
> +UINT32
> +EFIAPI
> +DcfgRead32 (
> + IN UINTN Address
> + )
> +{
> + MMIO_OPERATIONS *DcfgOps;
> +
> + DcfgOps = GetMmioOperations (FeaturePcdGet (PcdDcfgBigEndian));
> +
> + return DcfgOps->Read32 (Address);
> +}
> +
> +/**
> + Write Dcfg register
> +
> + @param Address The MMIO register to write.
> + @param Value The value to write to the MMIO register.
> +
> + @return Value.
> +**/
> +UINT32
> +EFIAPI
> +DcfgWrite32 (
> + IN UINTN Address,
> + IN UINT32 Value
> + )
> +{
> + MMIO_OPERATIONS *DcfgOps;
> +
> + DcfgOps = GetMmioOperations (FeaturePcdGet (PcdDcfgBigEndian));
> +
> + return DcfgOps->Write32 (Address, Value);
> +}
> +
> +/*
> + * Setup SMMU in bypass mode
> + * and also set its pagesize
> + */
> +STATIC
> +VOID
> +SmmuInit (
> + VOID
> + )
> +{
> + UINT32 Value;
> +
> + /* set pagesize as 64K and ssmu-500 in bypass mode */
> + Value = (MmioRead32 ((UINTN)SMMU_REG_SACR) | SACR_PAGESIZE_MASK);
> + MmioWrite32 ((UINTN)SMMU_REG_SACR, Value);
> +
> + Value = (MmioRead32 ((UINTN)SMMU_REG_SCR0) | SCR0_CLIENTPD_MASK);
> + Value &= ~SCR0_USFCFG_MASK;
> + MmioWrite32 ((UINTN)SMMU_REG_SCR0, Value);
> +
> + Value = (MmioRead32 ((UINTN)SMMU_REG_NSCR0) | SCR0_CLIENTPD_MASK);
> + Value &= ~SCR0_USFCFG_MASK;
> + MmioWrite32 ((UINTN)SMMU_REG_NSCR0, Value);
> +}
> +
> +/**
> + Function to initialize Chassis Specific functions
> + **/
> +VOID
> +ChassisInit (
> + VOID
> + )
> +{
> + //
> + // Early init serial Port to get board information.
> + //
> + SerialPortInitialize ();
> +
> + SmmuInit ();
> +}
> --
> 2.17.1
>
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