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Revert changes to peripheral fragments #1518

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Jun 15, 2023
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1 change: 0 additions & 1 deletion .gitignore
Original file line number Diff line number Diff line change
Expand Up @@ -27,4 +27,3 @@ project/project/
.ivy2
.sbt
.classpath_cache/
.vscode/
Original file line number Diff line number Diff line change
Expand Up @@ -6,130 +6,57 @@ import chisel3.util.{log2Up}

import org.chipsalliance.cde.config.{Config}
import freechips.rocketchip.devices.tilelink.{BootROMLocated, PLICKey}
import freechips.rocketchip.devices.debug.{Debug, ExportDebug, DebugModuleKey, DMI, JtagDTMKey, JtagDTMConfig}
import freechips.rocketchip.diplomacy.{AsynchronousCrossing}
import freechips.rocketchip.devices.debug.{Debug, ExportDebug, DebugModuleKey, DMI}
import freechips.rocketchip.stage.phases.TargetDirKey
import freechips.rocketchip.subsystem._
import freechips.rocketchip.tile.{XLen}

import sifive.blocks.devices.gpio._
import sifive.blocks.devices.uart._
import sifive.blocks.devices.spi._
import sifive.blocks.devices.i2c._

import testchipip._

import chipyard.{ExtTLMem}

/**
* Config fragment for adding a BootROM to the SoC
*
* @param address the address of the BootROM device
* @param size the size of the BootROM
* @param hang the power-on reset vector, i.e. the program counter will be set to this value on reset
* @param contentFileName the path to the BootROM image
*/
class WithBootROM(address: BigInt = 0x10000, size: Int = 0x10000, hang: BigInt = 0x10040) extends Config((site, here, up) => {
// Set the bootrom to the Chipyard bootrom
class WithBootROM extends Config((site, here, up) => {
case BootROMLocated(x) => up(BootROMLocated(x), site)
.map(_.copy(
address = address,
size = size,
hang = hang,
contentFileName = s"${site(TargetDirKey)}/bootrom.rv${site(XLen)}.img"
))
.map(_.copy(contentFileName = s"${site(TargetDirKey)}/bootrom.rv${site(XLen)}.img"))
})

// DOC include start: gpio config fragment
/**
* Config fragment for adding a GPIO peripheral device to the SoC
*
* @param address the address of the GPIO device
* @param width the number of pins of the GPIO device
*/
class WithGPIO(address: BigInt = 0x10010000, width: Int = 4) extends Config ((site, here, up) => {
case PeripheryGPIOKey => up(PeripheryGPIOKey) ++ Seq(
GPIOParams(address = address, width = width, includeIOF = false))
class WithGPIO extends Config((site, here, up) => {
case PeripheryGPIOKey => Seq(
GPIOParams(address = 0x10012000, width = 4, includeIOF = false))
})
// DOC include end: gpio config fragment

/**
* Config fragment for removing all UART peripheral devices from the SoC
*/
class WithNoUART extends Config((site, here, up) => {
case PeripheryUARTKey => Nil
class WithUART(baudrate: BigInt = 115200) extends Config((site, here, up) => {
case PeripheryUARTKey => Seq(
UARTParams(address = 0x54000000L, nTxEntries = 256, nRxEntries = 256, initBaudRate = baudrate))
})

/**
* Config fragment for adding a UART peripheral device to the SoC
*
* @param address the address of the UART device
* @param baudrate the baudrate of the UART device
*/
class WithUART(address: BigInt = 0x10020000, baudrate: BigInt = 115200) extends Config ((site, here, up) => {
case PeripheryUARTKey => up(PeripheryUARTKey) ++ Seq(
UARTParams(address = address, nTxEntries = 256, nRxEntries = 256, initBaudRate = baudrate))
class WithNoUART extends Config((site, here, up) => {
case PeripheryUARTKey => Nil
})

class WithUARTFIFOEntries(txEntries: Int, rxEntries: Int) extends Config((site, here, up) => {
case PeripheryUARTKey => up(PeripheryUARTKey).map(_.copy(nTxEntries = txEntries, nRxEntries = rxEntries))
})

/**
* Config fragment for adding a SPI peripheral device with Execute-in-Place capability to the SoC
*
* @param address the address of the SPI controller
* @param fAddress the address of the Execute-in-Place (XIP) region of the SPI flash memory
* @param size the size of the Execute-in-Place (XIP) region of the SPI flash memory
*/
class WithSPIFlash(address: BigInt = 0x10030000, fAddress: BigInt = 0x20000000, size: BigInt = 0x10000000) extends Config((site, here, up) => {
class WithSPIFlash(size: BigInt = 0x10000000) extends Config((site, here, up) => {
// Note: the default size matches freedom with the addresses below
case PeripherySPIFlashKey => up(PeripherySPIFlashKey) ++ Seq(
SPIFlashParams(rAddress = address, fAddress = fAddress, fSize = size))
})

/**
* Config fragment for adding a SPI peripheral device to the SoC
*
* @param address the address of the SPI controller
*/
class WithSPI(address: BigInt = 0x10031000) extends Config((site, here, up) => {
case PeripherySPIKey => up(PeripherySPIKey) ++ Seq(
SPIParams(rAddress = address))
})

/**
* Config fragment for adding a I2C peripheral device to the SoC
*
* @param address the address of the I2C controller
*/
class WithI2C(address: BigInt = 0x10040000) extends Config((site, here, up) => {
case PeripheryI2CKey => up(PeripheryI2CKey) ++ Seq(
I2CParams(address = address, controlXType = AsynchronousCrossing(), intXType = AsynchronousCrossing())
)
})

class WithNoDebug extends Config((site, here, up) => {
case DebugModuleKey => None
case PeripherySPIFlashKey => Seq(
SPIFlashParams(rAddress = 0x10040000, fAddress = 0x20000000, fSize = size))
})

class WithDMIDTM extends Config((site, here, up) => {
case ExportDebug => up(ExportDebug, site).copy(protocols = Set(DMI))
})

/**
* Config fragment for adding a JTAG Debug Module to the SoC
*
* @param idcodeVersion the version of the JTAG protocol the Debug Module supports
* @param partNum the part number of the Debug Module
* @param manufId the 11-bit JEDEC Designer ID of the chip manufacturer
* @param debugIdleCycles the number of cycles the Debug Module waits before responding to a request
*/
class WithJTAGDTMKey(idcodeVersion: Int = 2, partNum: Int = 0x000, manufId: Int = 0x489, debugIdleCycles: Int = 5) extends Config((site, here, up) => {
case JtagDTMKey => new JtagDTMConfig (
idcodeVersion = idcodeVersion,
idcodePartNum = partNum,
idcodeManufId = manufId,
debugIdleCycles = debugIdleCycles)
class WithNoDebug extends Config((site, here, up) => {
case DebugModuleKey => None
})

class WithTLBackingMemory extends Config((site, here, up) => {
Expand Down