AM62Ax MCU+ SDK  10.01.00
Data Fields
DDR_Params Struct Reference
APIs for SOC Specific Device Drivers » APIs for DDR

Detailed Description

DDR config structure.

Below arrays and values are generated using the separate DDR config tool

  • ddrssCtlReg, ddrssPhyIndepReg, ddrssPhyReg
  • ddrssCtlRegNum, ddrssPhyIndepRegNum, ddrssPhyIndepRegNum
  • ddrssCtlRegCount, ddrssPhyIndepRegCount, ddrssPhyRegCount

Data Fields

uint64_t clk1Freq
 
uint64_t clk2Freq
 
uint32_t * ddrssCtlReg
 
uint32_t * ddrssPhyIndepReg
 
uint32_t * ddrssPhyReg
 
uint16_t * ddrssCtlRegNum
 
uint16_t * ddrssPhyIndepRegNum
 
uint16_t * ddrssPhyRegNum
 
uint16_t ddrssCtlRegCount
 
uint16_t ddrssPhyIndepRegCount
 
uint16_t ddrssPhyRegCount
 
uint8_t fshcount
 
uint8_t sdramIdx
 
uint8_t enableEccFlag
 
DDR_EccRegion * eccRegion
 

Field Documentation

◆ clk1Freq

uint64_t DDR_Params::clk1Freq

DDR Frequency of operation, in Hz

◆ clk2Freq

uint64_t DDR_Params::clk2Freq

DDR Frequency of operation, in Hz

◆ ddrssCtlReg

uint32_t* DDR_Params::ddrssCtlReg

Array of register value to set

◆ ddrssPhyIndepReg

uint32_t* DDR_Params::ddrssPhyIndepReg

Array of register value to set

◆ ddrssPhyReg

uint32_t* DDR_Params::ddrssPhyReg

Array of register value to set

◆ ddrssCtlRegNum

uint16_t* DDR_Params::ddrssCtlRegNum

Array of register numbers into which the values ddrssCtlReg will be set

◆ ddrssPhyIndepRegNum

uint16_t* DDR_Params::ddrssPhyIndepRegNum

Array of register numbers into which the values ddrssPhyIndepReg will be set

◆ ddrssPhyRegNum

uint16_t* DDR_Params::ddrssPhyRegNum

Array of register numbers into which the values ddrssPhyReg will be set

◆ ddrssCtlRegCount

uint16_t DDR_Params::ddrssCtlRegCount

Number of elements in array ddrssCtlReg

◆ ddrssPhyIndepRegCount

uint16_t DDR_Params::ddrssPhyIndepRegCount

Number of elements in array ddrssCtlReg

◆ ddrssPhyRegCount

uint16_t DDR_Params::ddrssPhyRegCount

Number of elements in array ddrssCtlReg

◆ fshcount

uint8_t DDR_Params::fshcount

Frequency Handshake count

◆ sdramIdx

uint8_t DDR_Params::sdramIdx

log2(connected SDRAM size) - 16

◆ enableEccFlag

uint8_t DDR_Params::enableEccFlag

Flag to enable Inline ECC

◆ eccRegion

DDR_EccRegion* DDR_Params::eccRegion

Inline ECC region address