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/*****************************************************************************/
/**
* @file xilflash_devicecontrol_example.c
*
* This file contains a design example using the Generic Flash Library.
* This example displays the Flash device geometry and properties. The geometry
* and properties are fetched using Device Control API.
*
*
* @note None.
*
*
* MODIFICATION HISTORY:
*
* Ver Who Date Changes
* ----- ---- -------- ---------------------------------------------------------
* 1.01a mta 10/09/07 First release
* 2.00a ktn 12/04/09 Updated to use the HAL processor APIs/macros
* 3.00a sdm 03/03/11 Updated to pass BaseAddress and Flash Width to _Initialize
* API, as required by the new version of the library
*
******************************************************************************/
/***************************** Include Files *********************************/
#include
#include
#include
/************************** Constant Definitions *****************************/
/*
* The following constants define the baseaddress and width the flash memory.
* These constants map to the XPAR parameters created in the xparameters.h file.
* They are defined here such that a user can easily change all the needed
* parameters in one place.
*/
#define FLASH_BASE_ADDRESS XPAR_EMC_0_MEM0_BASEADDR
/*
* The following constant defines the total byte width of the flash memory. The
* user needs to update this width based on the flash width in the design/board.
* The total flash width on some of the Xilinx boards is listed below.
* -------------------------------
* Board Width
* -------------------------------
* ML403 4 (32 bit)
* ML5xx 2 (16 bit)
* Spartan3S 1600E 2 (16 bit)
* Spartan-3A DSP 2 (16 bit)
* Spartan-3A 2 (16 bit)
* Spartan-3AN 2 (16 bit)
* ML605 2 (16 bit)
* SP605 2 (16 bit)
* SP601 1 (8 bit)
*/
#define FLASH_MEM_WIDTH 2
/**************************** Type Definitions *******************************/
/***************** Macros (Inline Functions) Definitions *********************/
/************************** Function Prototypes ******************************/
int FlashDeviceControlExample(void);
/************************** Variable Definitions *****************************/
XFlash FlashInstance; /* XFlash Instance. */
/************************** Function Definitions ******************************/
/*****************************************************************************/
/**
*
* Main function to execute the Flash device control example.
*
* @param None
*
* @return XST_SUCCESS if successful else XST_FAILURE.
*
* @note None.
*
******************************************************************************/
int main(void)
{
int Status;
Status = FlashDeviceControlExample();
if(Status != XST_SUCCESS) {
return XST_FAILURE;
}
return XST_SUCCESS;
}
/*****************************************************************************/
/**
*
* This function fetches and displays the geometry and properties of the Flash *
* device.
*
* @param None.
*
* @return XST_SUCCESS if successful else XST_FAILURE.
*
* @note None.
*
******************************************************************************/
int FlashDeviceControlExample(void)
{
int Status;
u32 Index;
DeviceCtrlParam IoctlParams;
/*
* Initialize the Flash Library.
*/
Status = XFlash_Initialize(&FlashInstance, FLASH_BASE_ADDRESS,
FLASH_MEM_WIDTH, 0);
if(Status != XST_SUCCESS) {
return XST_FAILURE;
}
/*
* Reset the Flash Device. This clears the Status registers and puts
* the device in Read mode.
*/
Status = XFlash_Reset(&FlashInstance);
if(Status != XST_SUCCESS) {
return XST_FAILURE;
}
/*
* Fetch the flash device properties and display.
*/
Status = XFlash_DeviceControl(&FlashInstance,
XFL_DEVCTL_GET_PROPERTIES, &IoctlParams);
if(Status != XST_SUCCESS) {
return XST_FAILURE;
}
xil_printf("\n\r\t\tFlash Properties\n\r");
xil_printf("FlashProperties->PartID.ManufacturerID = 0x%x\n\r",
IoctlParams.PropertiesParam.PropertiesPtr->
PartID.ManufacturerID);
xil_printf("FlashProperties->PartID.DeviceID = 0x%x\n\r",
IoctlParams.PropertiesParam.PropertiesPtr->
PartID.DeviceID);
xil_printf("FlashProperties->PartID.DeviceID = 0x%x\n\r",
IoctlParams.PropertiesParam.PropertiesPtr->
PartID.CommandSet);
xil_printf("FlashProperties->TimeTypical.WriteSingle_Us = 0x%x\n\r",
IoctlParams.PropertiesParam.PropertiesPtr->
TimeTypical.WriteSingle_Us);
xil_printf("FlashProperties->TimeTypical.WriteBuffer_Us = 0x%x\n\r",
IoctlParams.PropertiesParam.PropertiesPtr->
TimeTypical.WriteBuffer_Us);
xil_printf("FlashProperties->TimeTypical.EraseBlock_Ms = 0x%x\n\r",
IoctlParams.PropertiesParam.PropertiesPtr->
TimeTypical.EraseBlock_Ms);
xil_printf("FlashProperties->TimeTypical.EraseChip_Ms = 0x%x\n\r",
IoctlParams.PropertiesParam.PropertiesPtr->
TimeTypical.EraseChip_Ms);
xil_printf("FlashProperties->TimeMax.WriteSingle_Us = 0x%x\n\r",
IoctlParams.PropertiesParam.PropertiesPtr->
TimeMax.WriteSingle_Us);
xil_printf("FlashProperties->TimeMax.WriteBuffer_Us = 0x%x\n\r",
IoctlParams.PropertiesParam.PropertiesPtr->
TimeMax.WriteBuffer_Us);
xil_printf("FlashProperties->TimeMax.EraseBlock_Ms = 0x%x\n\r",
IoctlParams.PropertiesParam.PropertiesPtr->
TimeMax.EraseBlock_Ms);
xil_printf("FlashProperties->TimeMax.EraseChip_Ms = 0x%x\n\r",
IoctlParams.PropertiesParam.PropertiesPtr->
TimeMax.EraseChip_Ms);
xil_printf("FlashProperties->ProgCap.WriteBufferSize = 0x%x\n\r",
IoctlParams.PropertiesParam.PropertiesPtr->
ProgCap.WriteBufferSize);
xil_printf("FlashProperties->ProgCap.WriteBufferAlignMask = 0x%x\n\r",
IoctlParams.PropertiesParam.PropertiesPtr->ProgCap.
WriteBufferAlignmentMask);
xil_printf("FlashProperties->ProgCap.EraseQueueSize = 0x%x\n\r",
IoctlParams.PropertiesParam.PropertiesPtr->
ProgCap.EraseQueueSize);
/*
* Fetch the flash device geometry and display.
*/
Status = XFlash_DeviceControl(&FlashInstance,
XFL_DEVCTL_GET_GEOMETRY, &IoctlParams);
if(Status != XST_SUCCESS) {
return XST_FAILURE;
}
xil_printf("\n\r\n\r\t\tFlash Geometry\n\r");
xil_printf("FlashGeometry->BaseAddress = 0x%x\n\r",
IoctlParams.GeometryParam.GeometryPtr->BaseAddress);
xil_printf("FlashGeometry->MemoryLayout = 0x%x\n\r",
IoctlParams.GeometryParam.GeometryPtr->MemoryLayout);
xil_printf("FlashGeometry->DeviceSize = 0x%x\n\r",
IoctlParams.GeometryParam.GeometryPtr->DeviceSize);
xil_printf("FlashGeometry->NumEraseRegions = 0x%x\n\r",
IoctlParams.GeometryParam.GeometryPtr->NumEraseRegions);
xil_printf("FlashGeometry->NumBlocks = 0x%x\n\r",
IoctlParams.GeometryParam.GeometryPtr->NumBlocks);
for(Index = 0; Index < IoctlParams.GeometryParam.GeometryPtr->
NumEraseRegions; Index++) {
xil_printf("\tErase region %d\n\r", Index);
xil_printf("Absolute Offset = 0x%x\n\r",
IoctlParams.GeometryParam.GeometryPtr->
EraseRegion[Index].AbsoluteOffset);
xil_printf("Absolute Block = 0x%x\n\r",
IoctlParams.GeometryParam.GeometryPtr->
EraseRegion[Index].AbsoluteBlock);
xil_printf("Num Of Block = 0x%x\n\r",
IoctlParams.GeometryParam.GeometryPtr->
EraseRegion[Index].Number);
xil_printf("Size Of Block = 0x%x\n\r",
IoctlParams.GeometryParam.GeometryPtr->
EraseRegion[Index].Size);
}
return XST_SUCCESS;
}