Only use LSBs for HTIF control regs
For now, at least...
This commit is contained in:
parent
056bb156ca
commit
acc0d2b06c
@ -196,6 +196,7 @@ class HTIF(w: Int, pcr_RESET: Int, nSCR: Int)(implicit conf: TileLinkConfigurati
|
||||
io.mem.release.meta.valid := Bool(false)
|
||||
io.mem.release.data.valid := Bool(false)
|
||||
|
||||
val pcr_reset = UInt(pcr_RESET)(pcr_addr.getWidth-1,0)
|
||||
val pcrReadData = Reg(Bits(width = io.cpu(0).pcr_rep.bits.getWidth))
|
||||
for (i <- 0 until nTiles) {
|
||||
val my_reset = Reg(init=Bool(true))
|
||||
@ -203,7 +204,7 @@ class HTIF(w: Int, pcr_RESET: Int, nSCR: Int)(implicit conf: TileLinkConfigurati
|
||||
|
||||
val cpu = io.cpu(i)
|
||||
val me = pcr_coreid === UInt(i)
|
||||
cpu.pcr_req.valid := state === state_pcr_req && me && pcr_addr != UInt(pcr_RESET)
|
||||
cpu.pcr_req.valid := state === state_pcr_req && me && pcr_addr != pcr_reset
|
||||
cpu.pcr_req.bits.rw := cmd === cmd_writecr
|
||||
cpu.pcr_req.bits.addr := pcr_addr
|
||||
cpu.pcr_req.bits.data := pcr_wdata
|
||||
@ -223,7 +224,7 @@ class HTIF(w: Int, pcr_RESET: Int, nSCR: Int)(implicit conf: TileLinkConfigurati
|
||||
when (cpu.pcr_req.valid && cpu.pcr_req.ready) {
|
||||
state := state_pcr_resp
|
||||
}
|
||||
when (state === state_pcr_req && me && pcr_addr === UInt(pcr_RESET)) {
|
||||
when (state === state_pcr_req && me && pcr_addr === pcr_reset) {
|
||||
when (cmd === cmd_writecr) {
|
||||
my_reset := pcr_wdata(0)
|
||||
}
|
||||
|
Loading…
Reference in New Issue
Block a user