slv上行读逻辑时序优化

This commit is contained in:
Ruige Lee
2025-05-20 17:03:55 +08:00
parent 8e57b4b450
commit 9ba9749c05

View File

@@ -482,27 +482,24 @@ trait SlaveParserRW{ this: SlaveParserBase =>
((upRecParser.io.stateCurr === STATE_PAYLOAD_DATA) & (
(~isUpRecPing & upSubMsgInfo(0).devIndex === localDevIndex & (upSubMsgInfo(0).operator === 0.U | upSubMsgInfo(0).operator === 2.U)) |
( isUpRecPing & upSubMsgInfo(1).devIndex === localDevIndex & (upSubMsgInfo(1).operator === 0.U | upSubMsgInfo(1).operator === 2.U))
) |
((upRecParser.io.stateNext === STATE_PAYLOAD_DATA) & (upRecParser.io.subMsgReq.bits.devIndex === localDevIndex) & (upRecParser.io.subMsgReq.bits.operator === 0.U | upRecParser.io.subMsgReq.bits.operator === 2.U))
)
//| ((upRecParser.io.stateNext === STATE_PAYLOAD_DATA) & (upRecParser.io.subMsgReq.bits.devIndex === localDevIndex) & (upRecParser.io.subMsgReq.bits.operator === 0.U | upRecParser.io.subMsgReq.bits.operator === 2.U))
)
val addrr = Reg(UInt(15.W))
val readSMAddr = Mux1H(Seq(
( upRecParser.io.stateCurr === STATE_SUBMSG_HEADER ) -> upRecParser.io.subMsgReq.bits.address,
( upRecParser.io.stateCurr === STATE_PAYLOAD_DATA ) -> addrr,
))
val isRDReg = addrr(14,11) === "b0000".U
val isRDSM1 = addrr(14,11) === "b0010".U
val isRDSM3 = addrr(14,11) === "b0100".U
val isRDSM5 = addrr(14,11) === "b0110".U
val isRDSM7 = addrr(14,11) === "b1000".U
val isRDReg = (readSMAddr(14,11) === "b0000".U)
val isRDSM1 = (readSMAddr(14,11) === "b0010".U)
val isRDSM3 = (readSMAddr(14,11) === "b0100".U)
val isRDSM5 = (readSMAddr(14,11) === "b0110".U)
val isRDSM7 = (readSMAddr(14,11) === "b1000".U)
val isLvdsEnR = isRead & ( ((RegNext(upRecParser.io.stateCurr) =/= STATE_PAYLOAD_DATA) & (upRecParser.io.stateCurr === STATE_PAYLOAD_DATA)) |
upRecParser.io.data.fire )
when( upRecParser.io.subMsgReq.fire & upRecParser.io.subMsgReq.bits.devIndex === localDevIndex ){
addrr := upRecParser.io.subMsgReq.bits.address + 1.U
} .elsewhen( isRead & upRecParser.io.data.fire ){
addrr := upRecParser.io.subMsgReq.bits.address
} .elsewhen( isLvdsEnR ){
addrr := addrr + 1.U
}
@@ -535,35 +532,39 @@ trait SlaveParserRW{ this: SlaveParserBase =>
}
io.lvds.isEnR := isRead & isRDReg & ( upRecParser.io.subMsgReq.fire | upRecParser.io.data.fire )
io.lvds.addrSel := Mux1H(Seq(
isRead -> readSMAddr(10,0),
isRead -> addrr(10,0),
isWrite -> addrw(10,0),
))
assert( ~(isRead & isWrite) )
io.lvds.isEnR := isRDReg & isLvdsEnR
io.sram_r(0).enr := isRDSM1 & isLvdsEnR
io.sram_r(1).enr := isRDSM3 & isLvdsEnR
io.sram_r(2).enr := isRDSM5 & isLvdsEnR
io.sram_r(3).enr := isRDSM7 & isLvdsEnR
io.sram_r(0).enr := isRead & isRDSM1 & ( upRecParser.io.subMsgReq.fire | upRecParser.io.data.fire )
io.sram_r(1).enr := isRead & isRDSM3 & ( upRecParser.io.subMsgReq.fire | upRecParser.io.data.fire )
io.sram_r(2).enr := isRead & isRDSM5 & ( upRecParser.io.subMsgReq.fire | upRecParser.io.data.fire )
io.sram_r(3).enr := isRead & isRDSM7 & ( upRecParser.io.subMsgReq.fire | upRecParser.io.data.fire )
io.sram_r(0).addrr := readSMAddr(10,0)
io.sram_r(1).addrr := readSMAddr(10,0)
io.sram_r(2).addrr := readSMAddr(10,0)
io.sram_r(3).addrr := readSMAddr(10,0)
io.sram_r(0).addrr := addrr(10,0)
io.sram_r(1).addrr := addrr(10,0)
io.sram_r(2).addrr := addrr(10,0)
io.sram_r(3).addrr := addrr(10,0)
io.dSMenq(0) := isWrite & isWRSM0 & (io.cReg.smTrigLen(0) - 1.U) === addrw(10,0)
io.uSMdeq(0) := isRead & isRDSM1 & (io.cReg.smTrigLen(1) - 1.U) === readSMAddr(10,0)
io.uSMdeq(0) := isRead & isRDSM1 & (io.cReg.smTrigLen(1) - 1.U) === addrr(10,0)
io.dSMenq(1) := isWrite & isWRSM2 & (io.cReg.smTrigLen(2) - 1.U) === addrw(10,0)
io.uSMdeq(1) := isRead & isRDSM3 & (io.cReg.smTrigLen(3) - 1.U) === readSMAddr(10,0)
io.uSMdeq(1) := isRead & isRDSM3 & (io.cReg.smTrigLen(3) - 1.U) === addrr(10,0)
io.dSMenq(2) := isWrite & isWRSM4 & (io.cReg.smTrigLen(4) - 1.U) === addrw(10,0)
io.uSMdeq(2) := isRead & isRDSM5 & (io.cReg.smTrigLen(5) - 1.U) === readSMAddr(10,0)
io.uSMdeq(2) := isRead & isRDSM5 & (io.cReg.smTrigLen(5) - 1.U) === addrr(10,0)
io.dSMenq(3) := isWrite & isWRSM6 & (io.cReg.smTrigLen(6) - 1.U) === addrw(10,0)
io.uSMdeq(3) := isRead & isRDSM7 & (io.cReg.smTrigLen(7) - 1.U) === readSMAddr(10,0)
io.uSMdeq(3) := isRead & isRDSM7 & (io.cReg.smTrigLen(7) - 1.U) === addrr(10,0)
}