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FS_ConfigNOR_BM_SPIFI.c
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FS_ConfigNOR_BM_SPIFI.c
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/*********************************************************************
* (c) SEGGER Microcontroller GmbH *
* The Embedded Experts *
* www.segger.com *
**********************************************************************
----------------------------------------------------------------------
Licensing information
Licensor: SEGGER Microcontroller Systems LLC
Licensed to: Cypress Semiconductor Corp, 198 Champion Ct., San Jose, CA 95134, USA
Licensed SEGGER software: emFile
License number: FS-00227
License model: Cypress Services and License Agreement, signed November 17th/18th, 2010
and Amendment Number One, signed December 28th, 2020 and February 10th, 2021
Licensed platform: Any Cypress platform (Initial targets are: PSoC3, PSoC5, PSoC6)
----------------------------------------------------------------------
Support and Update Agreement (SUA)
SUA period: 2010-12-01 - 2022-07-27
Contact to extend SUA: [email protected]
-------------------------- END-OF-HEADER -----------------------------
File : FS_ConfigNOR_BM_SPIFI.c
Purpose : Configuration file for quad SPI NOR flashes.
*/
/*********************************************************************
*
* #include section
*
**********************************************************************
*/
#include "FS.h"
#include "FS_NOR_HW_SPIFI.h"
#include "cybsp.h"
/*********************************************************************
*
* Defines, configurable
*
**********************************************************************
*/
#define ALLOC_SIZE 0x2000 // Size of memory dedicated to the file system. This value should be fine tuned according for your system.
#define FLASH_BASE_ADDR 0x00000000 // Base address of the NOR flash device to be used as storage.
#define FLASH_START_ADDR 0x00000000 // Start address of the first sector be used as storage. If the entire chip is used for file system, it is identical to the base address.
#define FLASH_SIZE 0x04000000 // Number of bytes to be used for storage
#define BYTES_PER_SECTOR 512 // Logical sector size
#define QSPI_BUS_FREQ_HZ 50000000 // QSPI bus frequency in Hz
#define QSPI_DEFAULT_INTR_PRIORITY 7 // Default interrupt priority for QSPI
/*********************************************************************
*
* Static data
*
**********************************************************************
*/
/*********************************************************************
*
* Memory pool used for semi-dynamic allocation.
*/
static U32 _aMemBlock[ALLOC_SIZE / 4];
static FS_NOR_HW_SPIFI_Config_t QspiConfig =
{
.PinSet [0u] =
{
.io[0u] = CYBSP_QSPI_D0,
.io[1u] = CYBSP_QSPI_D1,
.io[2u] = CYBSP_QSPI_D2,
.io[3u] = CYBSP_QSPI_D3,
.io[4u] = NC,
.io[5u] = NC,
.io[6u] = NC,
.io[7u] = NC,
.ssel = CYBSP_QSPI_SS,
},
.PinSet [1u] = { .io[0u] = NC, .io[1u] = NC, .io[2u] = NC, .io[3u] = NC, .io[4u] = NC, .io[5u] = NC, .io[6u] = NC, .io[7u] = NC, .ssel = NC, },
.PinSet [2u] = { .io[0u] = NC, .io[1u] = NC, .io[2u] = NC, .io[3u] = NC, .io[4u] = NC, .io[5u] = NC, .io[6u] = NC, .io[7u] = NC, .ssel = NC, },
.PinSet [3u] = { .io[0u] = NC, .io[1u] = NC, .io[2u] = NC, .io[3u] = NC, .io[4u] = NC, .io[5u] = NC, .io[6u] = NC, .io[7u] = NC, .ssel = NC, },
.Sclk = CYBSP_QSPI_SCK,
.Clk = NULL,
.NumMem = 1,
.HFClockFreqHz = QSPI_BUS_FREQ_HZ,
.DataRate = CYHAL_QSPI_DATARATE_SDR,
#if defined(COMPONENT_RTOS_AWARE)
.QspiIntrPriority = QSPI_DEFAULT_INTR_PRIORITY /* Interrupt priority for the QSPI block. */
#endif
};
/*********************************************************************
*
* Public code
*
**********************************************************************
*/
/*********************************************************************
*
* FS_X_AddDevices
*
* Function description
* This function is called by the FS during FS_Init().
* It is supposed to add all devices, using primarily FS_AddDevice().
*
* Note
* (1) Other API functions may NOT be called, since this function is called
* during initialization. The devices are not yet ready at this point.
*/
void FS_X_AddDevices(void) {
//
// Give file system memory to work with.
//
FS_AssignMemory(&_aMemBlock[0], sizeof(_aMemBlock));
//
// Configure the size of the logical sector and activate the file buffering.
//
FS_SetMaxSectorSize(BYTES_PER_SECTOR);
#if FS_SUPPORT_FILE_BUFFER
FS_ConfigFileBufferDefault(BYTES_PER_SECTOR, FS_FILE_BUFFER_WRITE);
#endif
//
// Add and configure the NOR driver.
//
FS_AddDevice(&FS_NOR_BM_Driver);
FS_NOR_BM_SetPhyType(0, &FS_NOR_PHY_SPIFI);
FS_NOR_BM_Configure(0, FLASH_BASE_ADDR, FLASH_START_ADDR, FLASH_SIZE);
FS_NOR_BM_SetSectorSize(0, BYTES_PER_SECTOR);
#if FS_NOR_SUPPORT_FAIL_SAFE_ERASE
FS_NOR_BM_SetFailSafeErase(0, 1);
#endif // FS_NOR_SUPPORT_FAIL_SAFE_ERASE
//
// Configure the NOR physical layer.
//
FS_NOR_SPIFI_Allow2bitMode(0, 1);
FS_NOR_SPIFI_Allow4bitMode(0, 1);
// Configure the HW layer and add it.
(void) FS_NOR_HW_SPIFI_Configure(&QspiConfig);
FS_NOR_SPIFI_SetHWType(0, &FS_NOR_HW_SPIFI);
FS_NOR_SPIFI_SetDeviceList(0, &FS_NOR_SPI_DeviceList_All);
}
/*********************************************************************
*
* FS_X_GetTimeDate
*
* Function description
* Current time and date in a format suitable for the file system.
*
* Additional information
* Bit 0-4: 2-second count (0-29)
* Bit 5-10: Minutes (0-59)
* Bit 11-15: Hours (0-23)
* Bit 16-20: Day of month (1-31)
* Bit 21-24: Month of year (1-12)
* Bit 25-31: Count of years from 1980 (0-127)
*/
U32 FS_X_GetTimeDate(void) {
U32 r;
U16 Sec, Min, Hour;
U16 Day, Month, Year;
Sec = 0; // 0 based. Valid range: 0..59
Min = 0; // 0 based. Valid range: 0..59
Hour = 0; // 0 based. Valid range: 0..23
Day = 1; // 1 based. Means that 1 is 1. Valid range is 1..31 (depending on month)
Month = 1; // 1 based. Means that January is 1. Valid range is 1..12.
Year = 0; // 1980 based. Means that 2007 would be 27.
r = Sec / 2 + (Min << 5) + (Hour << 11);
r |= (U32)(Day + (Month << 5) + (Year << 9)) << 16;
return r;
}
/*************************** End of file ****************************/