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From: Marcin Wojtas <mw@semihalf.com>
To: Leif Lindholm <leif.lindholm@linaro.org>
Cc: edk2-devel-01 <edk2-devel@lists.01.org>,
	"Tian, Feng" <feng.tian@intel.com>,
	"Kinney, Michael D" <michael.d.kinney@intel.com>,
	"Gao, Liming" <liming.gao@intel.com>,
	 Ard Biesheuvel <ard.biesheuvel@linaro.org>,
	nadavh@marvell.com,  Neta Zur Hershkovits <neta@marvell.com>,
	Kostya Porotchkin <kostap@marvell.com>,
	Hua Jing <jinghua@marvell.com>,
	semihalf-dabros-jan <jsd@semihalf.com>
Subject: Re: [PATCH 1/1] EmbeddedPkg: Implement NorFlashLib
Date: Tue, 31 Oct 2017 09:16:17 +0100	[thread overview]
Message-ID: <CAPv3WKcdm482+cvfQA9pPU5MWnBuq2WBSBH3tw4oeKp9WtTiKg@mail.gmail.com> (raw)
In-Reply-To: <20171031075818.l7rdpy6d6nue7l4r@bivouac.eciton.net>

Hi Leif,

2017-10-31 8:58 GMT+01:00 Leif Lindholm <leif.lindholm@linaro.org>:
> On Mon, Oct 30, 2017 at 09:30:25PM +0100, Marcin Wojtas wrote:
>> The SPI NOR flash drivers which base on ArmPlatformPkg's
>> NorFlashDxe usually make use of static declarations of the
>> flash instances with their type and parameters. As a result
>> it implies hardcoding the exact way flash handling, not to
>> mention the code does not look very nice. Much better solution
>> would be obtaining the flash ID and hence its description
>> in runtime.
>>
>> Because JEDEC compliant SPI NOR devices allow to obtain their ID
>> with READ_ID command (0x9f), implement a NorFlashLib that gives
>> access to the NOR flash data, such as name, page size, sector
>> (block) size and others, of more than 50 different models.
>> The new library user should pass an output array issuing
>> READ_ID command to the GetNorFlashInfo () routine - if the
>> match is found, an allocated (optionally for RT) pool with
>> the flash description will be returned.
>>
>> Contributed-under: TianoCore Contribution Agreement 1.1
>> Signed-off-by: Marcin Wojtas <mw@semihalf.com>
>> ---
>>  EmbeddedPkg/EmbeddedPkg.dec                             |   1 +
>>  EmbeddedPkg/Include/Library/NorFlashInfoLib.h           |  84 ++++++++
>>  EmbeddedPkg/Library/NorFlashInfoLib/NorFlashInfoLib.c   | 225 ++++++++++++++++++++
>>  EmbeddedPkg/Library/NorFlashInfoLib/NorFlashInfoLib.inf |  34 +++
>>  4 files changed, 344 insertions(+)
>>
>> diff --git a/EmbeddedPkg/EmbeddedPkg.dec b/EmbeddedPkg/EmbeddedPkg.dec
>> index 52482af..aa551ab 100644
>> --- a/EmbeddedPkg/EmbeddedPkg.dec
>> +++ b/EmbeddedPkg/EmbeddedPkg.dec
>> @@ -45,6 +45,7 @@
>>    EblNetworkLib|Include/Library/EblNetworkLib.h
>>    GdbSerialLib|Include/Library/GdbSerialLib.h
>>    DebugAgentTimerLib|Include/Library/DebugAgentTimerLib.h
>> +  NorFlashInfoLib|Include/Library/NorFlashInfoLib.h
>>
>>    DtPlatformDtbLoaderLib|Include/Library/DtPlatformDtbLoaderLib.h
>>
>> diff --git a/EmbeddedPkg/Include/Library/NorFlashInfoLib.h b/EmbeddedPkg/Include/Library/NorFlashInfoLib.h
>> new file mode 100644
>> index 0000000..ae0e45f
>> --- /dev/null
>> +++ b/EmbeddedPkg/Include/Library/NorFlashInfoLib.h
>> @@ -0,0 +1,84 @@
>> +/** @file
>> +*
>> +*  Copyright (c) 2017 Marvell International Ltd.
>> +*
>> +*  This program and the accompanying materials
>> +*  are licensed and made available under the terms and conditions of the BSD License
>> +*  which accompanies this distribution.  The full text of the license may be found at
>> +*  http://opensource.org/licenses/bsd-license.php
>> +*
>> +*  THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
>> +*  WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
>> +*
>> +**/
>> +
>> +#ifndef __NOR_FLASH_ID_LIB_H__
>> +#define __NOR_FLASH_ID_LIB_H__
>> +
>> +#include <Uefi/UefiBaseType.h>
>> +
>> +#define NOR_FLASH_MAX_ID_LEN    6
>> +
>> +typedef struct {
>> +  /* Device name */
>> +  UINT16 *Name;
>> +
>> +  /*
>> +   * JEDEC ID
>> +   */
>> +  UINT8  Id[NOR_FLASH_MAX_ID_LEN];
>> +  UINT8  IdLen;
>> +
>> +  UINT16 PageSize;
>> +
>> +  /*
>> +   * Below parameters can be referred as BlockSize
>> +   * and BlockCount, when treating the NorFlash as
>> +   * block device.
>> +   */
>> +  UINT32 SectorSize;
>> +  UINT32 SectorCount;
>> +
>> +  UINT16 Flags;
>> +#define NF_ERASE_4K      1 << 0  /* Use 4096B erase blocks and CMD_ERASE_4K */
>> +#define NF_WRITE_FSR     1 << 1  /* Use flag status register for write */
>> +#define NF_4B_ADDR       1 << 2  /* Use 4B addressing */
>
> I think these should keep a NOR_FLASH_ prefix, like the rest of the file.
>
>> +} NOR_FLASH_INFO;
>> +
>> +/**
>> +  Return a pool allocated copy of the NOR flash .
>> +
>> +  @param[in]       Id                 Pointer to an array with JEDEC ID obtained
>> +                                      from the NOR flash with READ_ID command
>> +                                      (0x9f)
>> +  @param[in out]   FlashInfo          Pointer to NOR flash information structure
>> +  @param[in]       AllocateForRuntime A flag specifying a type of a copy pool
>> +                                      allocation (TRUE for runtime, FALSE for
>> +                                      normal)
>> +
>> +  @retval       EFI_SUCCESS           Operation completed successfully
>> +  @retval       EFI_NOT_FOUND         No matching entry in NOR ID table found
>> +  @retval       EFI_OUT_OF_RESOURCES  No pool memory available
>> +
>> +**/
>> +EFI_STATUS
>> +EFIAPI
>> +GetNorFlashInfo (
>
> NorFlashGetInfo?
>
>> +  IN UINT8                *Id,
>> +  IN OUT NOR_FLASH_INFO  **FlashInfo,
>> +  IN BOOLEAN               AllocateForRuntime
>> +  );
>> +
>> +/**
>> +  Print NOR flash information basing on data stored in
>> +  the NOR_FLASH_INFO structure.
>> +
>> +  @param[in]       FlashInfo          Pointer to NOR flash information structure
>> +
>> +**/
>> +VOID
>> +EFIAPI
>> +PrintNorFlashInfo (
>
> NorFlashPrintInfo?
>
>> +  IN     NOR_FLASH_INFO  *Info
>> +  );
>> +#endif
>> diff --git a/EmbeddedPkg/Library/NorFlashInfoLib/NorFlashInfoLib.c b/EmbeddedPkg/Library/NorFlashInfoLib/NorFlashInfoLib.c
>> new file mode 100644
>> index 0000000..2185163
>> --- /dev/null
>> +++ b/EmbeddedPkg/Library/NorFlashInfoLib/NorFlashInfoLib.c
>> @@ -0,0 +1,225 @@
>> +/** @file
>> +*
>> +*  Copyright (c) 2017 Marvell International Ltd.
>> +*
>> +*  This program and the accompanying materials
>> +*  are licensed and made available under the terms and conditions of the BSD License
>> +*  which accompanies this distribution.  The full text of the license may be found at
>> +*  http://opensource.org/licenses/bsd-license.php
>> +*
>> +*  THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
>> +*  WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
>> +*
>> +**/
>> +
>> +#include <PiDxe.h>
>> +
>> +#include <Library/BaseLib.h>
>> +#include <Library/BaseMemoryLib.h>
>> +#include <Library/DebugLib.h>
>> +#include <Library/DxeServicesLib.h>
>> +#include <Library/MemoryAllocationLib.h>
>> +#include <Library/NorFlashInfoLib.h>
>> +
>> +static CONST NOR_FLASH_INFO NorFlashIds[] = {
>> +  /* ATMEL */
>> +  {L"at45db011d",     {0x1f, 0x22, 0x00}, 3, 256, 64 * 1024,     4, NF_ERASE_4K},
>> +  {L"at45db021d",     {0x1f, 0x23, 0x00}, 3, 256, 64 * 1024,     8, NF_ERASE_4K},
>> +  {L"at45db041d",     {0x1f, 0x24, 0x00}, 3, 256, 64 * 1024,     8, NF_ERASE_4K},
>> +  {L"at45db081d",     {0x1f, 0x25, 0x00}, 3, 256, 64 * 1024,    16, NF_ERASE_4K},
>> +  {L"at45db161d",     {0x1f, 0x26, 0x00}, 3, 256, 64 * 1024,    32, NF_ERASE_4K},
>> +  {L"at45db321d",     {0x1f, 0x27, 0x00}, 3, 256, 64 * 1024,    64, NF_ERASE_4K},
>> +  {L"at45db641d",     {0x1f, 0x28, 0x00}, 3, 256, 64 * 1024,   128, NF_ERASE_4K},
>> +  {L"at25df321a",     {0x1f, 0x47, 0x01}, 3, 256, 64 * 1024,    64, NF_ERASE_4K},
>> +  {L"at25df321",      {0x1f, 0x47, 0x00}, 3, 256, 64 * 1024,    64, NF_ERASE_4K},
>> +  {L"at26df081a",     {0x1f, 0x45, 0x01}, 3, 256, 64 * 1024,    16, NF_ERASE_4K},
>> +  /* EON */
>> +  {L"en25q32b",       {0x1c, 0x30, 0x16}, 3, 256, 64 * 1024,    64, 0},
>> +  {L"en25q64",        {0x1c, 0x30, 0x17}, 3, 256, 64 * 1024,   128, NF_ERASE_4K},
>> +  {L"en25q128b",      {0x1c, 0x30, 0x18}, 3, 256, 64 * 1024,   256, 0},
>> +  {L"en25s64",        {0x1c, 0x38, 0x17}, 3, 256, 64 * 1024,   128, 0},
>> +  /* GIGADEVICE */
>> +  {L"gd25q64b",       {0xc8, 0x40, 0x17}, 3, 256, 64 * 1024,   128, NF_ERASE_4K},
>> +  {L"gd25lq32",       {0xc8, 0x60, 0x16}, 3, 256, 64 * 1024,    64, NF_ERASE_4K},
>> +  /* ISSI */
>> +  {L"is25lp032",      {0x9d, 0x60, 0x16}, 3, 256, 64 * 1024,    64, 0},
>> +  {L"is25lp064",      {0x9d, 0x60, 0x17}, 3, 256, 64 * 1024,   128, 0},
>> +  {L"is25lp128",      {0x9d, 0x60, 0x18}, 3, 256, 64 * 1024,   256, 0},
>> +  /* MACRONIX */
>> +  {L"mx25l2006e",     {0xc2, 0x20, 0x12}, 3, 256, 64 * 1024,     4, 0},
>> +  {L"mx25l4005",      {0xc2, 0x20, 0x13}, 3, 256, 64 * 1024,     8, 0},
>> +  {L"mx25l8005",      {0xc2, 0x20, 0x14}, 3, 256, 64 * 1024,    16, 0},
>> +  {L"mx25l1605d",     {0xc2, 0x20, 0x15}, 3, 256, 64 * 1024,    32, 0},
>> +  {L"mx25l3205d",     {0xc2, 0x20, 0x16}, 3, 256, 64 * 1024,    64, 0},
>> +  {L"mx25l6405d",     {0xc2, 0x20, 0x17}, 3, 256, 64 * 1024,   128, 0},
>> +  {L"mx25l12805",     {0xc2, 0x20, 0x18}, 3, 256, 64 * 1024,   256, 0},
>> +  {L"mx25l25635f",    {0xc2, 0x20, 0x19}, 3, 256, 64 * 1024,   512, 0},
>> +  {L"mx25l51235f",    {0xc2, 0x20, 0x1a}, 3, 256, 64 * 1024,  1024, 0},
>> +  {L"mx25l12855e",    {0xc2, 0x26, 0x18}, 3, 256, 64 * 1024,   256, 0},
>> +  {L"mx66u51235f",    {0xc2, 0x25, 0x3a}, 3, 256, 64 * 1024,  1024, 0},
>> +  {L"mx66l1g45g",     {0xc2, 0x20, 0x1b}, 3, 256, 64 * 1024,  2048, 0},
>> +  /* SPANSION */
>> +  {L"s25fl008a",      {0x01, 0x02, 0x13}, 3, 256, 64 * 1024,    16, 0},
>> +  {L"s25fl016a",      {0x01, 0x02, 0x14}, 3, 256, 64 * 1024,    32, 0},
>> +  {L"s25fl032a",      {0x01, 0x02, 0x15}, 3, 256, 64 * 1024,    64, 0},
>> +  {L"s25fl064a",      {0x01, 0x02, 0x16}, 3, 256, 64 * 1024,   128, 0},
>> +  {L"s25fl116k",      {0x01, 0x40, 0x15}, 3, 256, 64 * 1024,   128, 0},
>> +  {L"s25fl164k",      {0x01, 0x40, 0x17, 0x01, 0x40}, 5, 256,  64 * 1024,   128, 0},
>> +  {L"s25fl128p_256k", {0x01, 0x20, 0x18, 0x03, 0x00}, 5, 256, 256 * 1024,    64, 0},
>> +  {L"s25fl128p_64k",  {0x01, 0x20, 0x18, 0x03, 0x01}, 5, 256,  64 * 1024,   256, 0},
>> +  {L"s25fl032p",      {0x01, 0x02, 0x15, 0x4d, 0x00}, 5, 256,  64 * 1024,    64, 0},
>> +  {L"s25fl064p",      {0x01, 0x02, 0x16, 0x4d, 0x00}, 5, 256,  64 * 1024,   128, 0},
>> +  {L"s25fl128s_256k", {0x01, 0x20, 0x18, 0x4d, 0x00}, 5, 256, 256 * 1024,    64, 0},
>> +  {L"s25fl128s_64k",  {0x01, 0x20, 0x18, 0x4d, 0x01}, 5, 256,  64 * 1024,   256, 0},
>> +  {L"s25fl256s_256k", {0x01, 0x02, 0x19, 0x4d, 0x00}, 5, 256, 256 * 1024,   128, 0},
>> +  {L"s25fl256s_64k",  {0x01, 0x02, 0x19, 0x4d, 0x01}, 5, 256,  64 * 1024,   512, 0},
>> +  {L"s25fl512s_256k", {0x01, 0x02, 0x20, 0x4d, 0x00}, 5, 256, 256 * 1024,   256, 0},
>> +  {L"s25fl512s_64k",  {0x01, 0x02, 0x20, 0x4d, 0x01}, 5, 256,  64 * 1024,  1024, 0},
>> +  {L"s25fl512s_512k", {0x01, 0x02, 0x20, 0x4f, 0x00}, 5, 256, 256 * 1024,   256, 0},
>> +  /* STMICRO */
>> +  {L"m25p10",         {0x20, 0x20, 0x11}, 3, 256, 32 * 1024,     4, 0},
>> +  {L"m25p20",         {0x20, 0x20, 0x12}, 3, 256, 64 * 1024,     4, 0},
>> +  {L"m25p40",         {0x20, 0x20, 0x13}, 3, 256, 64 * 1024,     8, 0},
>> +  {L"m25p80",         {0x20, 0x20, 0x14}, 3, 256, 64 * 1024,    16, 0},
>> +  {L"m25p16",         {0x20, 0x20, 0x15}, 3, 256, 64 * 1024,    32, 0},
>> +  {L"m25pE16",        {0x20, 0x80, 0x15, 0x10, 0x00}, 5, 256, 64 * 1024, 32, 0},
>> +  {L"m25pX16",        {0x20, 0x71, 0x15, 0x10, 0x00}, 5, 256, 64 * 1024, 32, 0},
>> +  {L"m25p32",         {0x20, 0x20, 0x16}, 3, 256,  64 * 1024,    64, 0},
>> +  {L"m25p64",         {0x20, 0x20, 0x17}, 3, 256,  64 * 1024,   128, 0},
>> +  {L"m25p128",        {0x20, 0x20, 0x18}, 3, 256, 256 * 1024,    64, 0},
>> +  {L"m25pX64",        {0x20, 0x71, 0x17}, 3, 256,  64 * 1024,   128, NF_ERASE_4K},
>> +  {L"n25q016a",       {0x20, 0xbb, 0x15}, 3, 256,  64 * 1024,    32, NF_ERASE_4K},
>> +  {L"n25q32",         {0x20, 0xba, 0x16}, 3, 256,  64 * 1024,    64, NF_ERASE_4K},
>> +  {L"n25q32a",        {0x20, 0xbb, 0x16}, 3, 256,  64 * 1024,    64, NF_ERASE_4K},
>> +  {L"n25q64",         {0x20, 0xba, 0x17}, 3, 256,  64 * 1024,   128, NF_ERASE_4K},
>> +  {L"n25q64a",        {0x20, 0xbb, 0x17}, 3, 256,  64 * 1024,   128, NF_ERASE_4K},
>> +  {L"n25q128",        {0x20, 0xba, 0x18}, 3, 256,  64 * 1024,   256, 0},
>> +  {L"n25q128a",       {0x20, 0xbb, 0x18}, 3, 256,  64 * 1024,   256, 0},
>> +  {L"n25q256",        {0x20, 0xba, 0x19}, 3, 256,  64 * 1024,   512, NF_ERASE_4K},
>> +  {L"n25q256a",       {0x20, 0xbb, 0x19}, 3, 256,  64 * 1024,   512, NF_ERASE_4K},
>> +  {L"n25q512",        {0x20, 0xba, 0x20}, 3, 256,  64 * 1024,  1024, NF_WRITE_FSR | NF_ERASE_4K},
>> +  {L"n25q512a",       {0x20, 0xbb, 0x20}, 3, 256,  64 * 1024,  1024, NF_WRITE_FSR | NF_ERASE_4K},
>> +  {L"n25q1024",       {0x20, 0xba, 0x21}, 3, 256,  64 * 1024,  2048, NF_WRITE_FSR | NF_ERASE_4K},
>> +  {L"n25q1024a",      {0x20, 0xbb, 0x21}, 3, 256,  64 * 1024,  2048, NF_WRITE_FSR | NF_ERASE_4K},
>> +  {L"mt25qu02g",      {0x20, 0xbb, 0x22}, 3, 256,  64 * 1024,  4096, NF_WRITE_FSR | NF_ERASE_4K},
>> +  {L"mt25ql02g",      {0x20, 0xba, 0x22}, 3, 256,  64 * 1024,  4096, NF_WRITE_FSR | NF_ERASE_4K},
>> +  /* SST */
>> +  {L"sst25vf040b",    {0xbf, 0x25, 0x8d}, 3, 256,  64 * 1024,     8, NF_ERASE_4K},
>> +  {L"sst25vf080b",    {0xbf, 0x25, 0x8e}, 3, 256,  64 * 1024,    16, NF_ERASE_4K},
>> +  {L"sst25vf016b",    {0xbf, 0x25, 0x41}, 3, 256,  64 * 1024,    32, NF_ERASE_4K},
>> +  {L"sst25vf032b",    {0xbf, 0x25, 0x4a}, 3, 256,  64 * 1024,    64, NF_ERASE_4K},
>> +  {L"sst25vf064c",    {0xbf, 0x25, 0x4b}, 3, 256,  64 * 1024,   128, NF_ERASE_4K},
>> +  {L"sst25wf512",     {0xbf, 0x25, 0x01}, 3, 256,  64 * 1024,     1, NF_ERASE_4K},
>> +  {L"sst25wf010",     {0xbf, 0x25, 0x02}, 3, 256,  64 * 1024,     2, NF_ERASE_4K},
>> +  {L"sst25wf020",     {0xbf, 0x25, 0x03}, 3, 256,  64 * 1024,     4, NF_ERASE_4K},
>> +  {L"sst25wf040",     {0xbf, 0x25, 0x04}, 3, 256,  64 * 1024,     8, NF_ERASE_4K},
>> +  {L"sst25wf040b",    {0x62, 0x16, 0x13}, 3, 256,  64 * 1024,     8, NF_ERASE_4K},
>> +  {L"sst25wf080",     {0xbf, 0x25, 0x05}, 3, 256,  64 * 1024,    16, NF_ERASE_4K},
>> +  /* WINBOND */
>> +  {L"w25p80",         {0xef, 0x20, 0x14}, 3, 256,  64 * 1024,    16, 0},
>> +  {L"w25p16",         {0xef, 0x20, 0x15}, 3, 256,  64 * 1024,    32, 0},
>> +  {L"w25p32",         {0xef, 0x20, 0x16}, 3, 256,  64 * 1024,    64, 0},
>> +  {L"w25x40",         {0xef, 0x30, 0x13}, 3, 256,  64 * 1024,     8, NF_ERASE_4K},
>> +  {L"w25x16",         {0xef, 0x30, 0x15}, 3, 256,  64 * 1024,    32, NF_ERASE_4K},
>> +  {L"w25x32",         {0xef, 0x30, 0x16}, 3, 256,  64 * 1024,    64, NF_ERASE_4K},
>> +  {L"w25x64",         {0xef, 0x30, 0x17}, 3, 256,  64 * 1024,   128, NF_ERASE_4K},
>> +  {L"w25q80bl",       {0xef, 0x40, 0x14}, 3, 256,  64 * 1024,    16, NF_ERASE_4K},
>> +  {L"w25q16cl",       {0xef, 0x40, 0x15}, 3, 256,  64 * 1024,    32, NF_ERASE_4K},
>> +  {L"w25q32bv",       {0xef, 0x40, 0x16}, 3, 256,  64 * 1024,    64, NF_ERASE_4K},
>> +  {L"w25q64cv",       {0xef, 0x40, 0x17}, 3, 256,  64 * 1024,   128, NF_ERASE_4K},
>> +  {L"w25q128bv",      {0xef, 0x40, 0x18}, 3, 256,  64 * 1024,   256, NF_ERASE_4K},
>> +  {L"w25q256",        {0xef, 0x40, 0x19}, 3, 256,  64 * 1024,   512, NF_ERASE_4K},
>> +  {L"w25q80bw",       {0xef, 0x50, 0x14}, 3, 256,  64 * 1024,    16, NF_ERASE_4K},
>> +  {L"w25q16dw",       {0xef, 0x60, 0x15}, 3, 256,  64 * 1024,    32, NF_ERASE_4K},
>> +  {L"w25q32dw",       {0xef, 0x60, 0x16}, 3, 256,  64 * 1024,    64, NF_ERASE_4K},
>> +  {L"w25q64dw",       {0xef, 0x60, 0x17}, 3, 256,  64 * 1024,   128, NF_ERASE_4K},
>> +  {L"w25q128fw",      {0xef, 0x60, 0x18}, 3, 256,  64 * 1024,   256, NF_ERASE_4K},
>> +  {},  /* Empty entry to terminate the list */
>> +};
>> +
>> +/**
>> +  Return a pool allocated copy of the NOR flash .
>
> Well, a copy of the NOR flash information structure, not the flash contents.
> Extra space before period.
>
> /

Thanks for the review. Will submit v2 with all corrections (also with
typo fix in the commit log).

Best regards,
Marcin


  reply	other threads:[~2017-10-31  8:12 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-10-30 20:30 [PATCH 1/1] EmbeddedPkg: Implement NorFlashLib Marcin Wojtas
2017-10-31  7:58 ` Leif Lindholm
2017-10-31  8:16   ` Marcin Wojtas [this message]
2017-11-01  5:57     ` Pankaj Bansal
2017-11-01  8:45       ` Marcin Wojtas

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