M-Labs
/
artiq
mirror of https://github.com/m-labs/artiq.git
2
0
Fork 2
Code Issues Projects Releases Wiki Activity

gth_ultrascale: fix missing T/RXPROGDIVRESET

This commit is contained in:
Harry Ho 2021-09-16 11:39:59 +08:00
parent 946254d22e
commit 9dfb0bfe1b
2 changed files with 7 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
artiq/gateware/drtio/transceiver/gth_ultrascale.py
View File

@ -77,8 +77,6 @@ class GTHSingle(Module):
p_ALIGN_PCOMMA_DET ="FALSE",
p_ALIGN_PCOMMA_VALUE =0b0101111100,
p_A_RXOSCALRESET =0b0,
p_A_RXPROGDIVRESET =0b0,
p_A_TXPROGDIVRESET =0b0,
p_CBCC_DATA_SOURCE_SEL ="ENCODED",
p_CDR_SWAP_MODE_EN =0b0,
p_CHAN_BOND_KEEP_ALIGN ="FALSE",
@ -475,6 +473,7 @@ class GTHSingle(Module):
# TX Startup/Reset
i_GTTXRESET=tx_init.gtXxreset,
i_TXPROGDIVRESET=tx_init.gtXxprogdivreset,
o_TXRESETDONE=tx_init.Xxresetdone,
i_TXDLYSRESET=tx_init.Xxdlysreset if mode != "slave" else self.txdlysreset,
o_TXDLYSRESETDONE=tx_init.Xxdlysresetdone,
@ -501,6 +500,7 @@ class GTHSingle(Module):
# RX Startup/Reset
i_GTRXRESET=rx_init.gtXxreset,
i_RXPROGDIVRESET=rx_init.gtXxprogdivreset,
o_RXRESETDONE=rx_init.Xxresetdone,
i_RXDLYSRESET=rx_init.Xxdlysreset,
o_RXPHALIGNDONE=rxphaligndone,

5
artiq/gateware/drtio/transceiver/gth_ultrascale_init.py
View File

@ -18,6 +18,8 @@ class GTHInit(Module):
self.plllock = Signal()
self.pllreset = Signal()
self.gtXxreset = Signal()
# Reset signal for programmable divider: https://www.xilinx.com/support/answers/64103.html
self.gtXxprogdivreset = Signal()
self.Xxresetdone = Signal()
self.Xxdlysreset = Signal()
self.Xxdlysresetdone = Signal()
@ -46,10 +48,12 @@ class GTHInit(Module):
# Deglitch FSM outputs driving transceiver asynch inputs
gtXxreset = Signal()
gtXxprogdivreset = Signal()
Xxdlysreset = Signal()
Xxuserrdy = Signal()
self.sync += [
self.gtXxreset.eq(gtXxreset),
self.gtXxprogdivreset.eq(gtXxprogdivreset),
self.Xxdlysreset.eq(Xxdlysreset),
self.Xxuserrdy.eq(Xxuserrdy)
]
@ -80,6 +84,7 @@ class GTHInit(Module):
startup_fsm.act("RESET_ALL",
gtXxreset.eq(1),
gtXxprogdivreset.eq(1),
self.pllreset.eq(1),
pll_reset_timer.wait.eq(1),
If(pll_reset_timer.done,