luke
/
prjpeppercorn
mirror of https://github.com/YosysHQ/prjpeppercorn.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

Add DDR connections

This commit is contained in:
Miodrag Milanovic 2025-02-06 08:56:32 +01:00
parent af81ad935b
commit 017722609d
2 changed files with 19 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
gatemate/chip.py
View File

@ -85,10 +85,11 @@ class Chip:
for bank in banks: for bank in banks:
for p in ["A","B"]: for p in ["A","B"]:
for num in range(9): for num in range(9):
loc = self.dies[bank.die].io_pad_names[bank.bank][p][num] d = self.dies[bank.die]
loc = d.io_pad_names[bank.bank][p][num]
pad_name = f"IO_{name}_{p}{num}" pad_name = f"IO_{name}_{p}{num}"
if pad_name not in not_exist: if pad_name not in not_exist:
pads.append(Pad(loc.x,loc.y,pad_name,"GPIO","",0)) pads.append(Pad(loc.x + d.offset_x,loc.y + d.offset_y,pad_name,"GPIO","",0))
return pads return pads
CCGM1_DEVICES = { CCGM1_DEVICES = {

17
gatemate/die.py
View File

@ -997,7 +997,7 @@ class Die:
if io.num not in self.io_pad_names[io.bank][io.port]: if io.num not in self.io_pad_names[io.bank][io.port]:
self.io_pad_names[io.bank][io.port][io.num] = dict() self.io_pad_names[io.bank][io.port][io.num] = dict()
self.gpio_to_loc[f"GPIO_{io.bank}_{io.port}[{io.num}]"] = Location(x, y) self.gpio_to_loc[f"GPIO_{io.bank}_{io.port}[{io.num}]"] = Location(x, y)
self.io_pad_names[io.bank][io.port][io.num] = Location(x + self.offset_x, y + self.offset_y) self.io_pad_names[io.bank][io.port][io.num] = Location(x, y)
def create_conn(self, src_x,src_y, src, dst_x, dst_y, dst): def create_conn(self, src_x,src_y, src, dst_x, dst_y, dst):
key_val = f"{src_x + self.offset_x}/{src_y + self.offset_y}/{src}" key_val = f"{src_x + self.offset_x}/{src_y + self.offset_y}/{src}"
@ -1397,8 +1397,23 @@ class Die:
sb_y = 129 if x % 2==1 else 130 sb_y = 129 if x % 2==1 else 130
self.create_conn(x, sb_y, f"{get_sb_type(x,sb_y)}.P{plane}.Y2", x, 131, f"TES.SB_Y2.P{p}") self.create_conn(x, sb_y, f"{get_sb_type(x,sb_y)}.P{plane}.Y2", x, 131, f"TES.SB_Y2.P{p}")
def connect_ddr_i(self, x, y, out, bank):
for port in ['A','B']:
for num in range(0,9):
loc = self.io_pad_names[bank][port][num]
self.create_conn(x, y , f"CPE.RAM_O{out}", loc.x, loc.y, "GPIO.DDR")
def misc_connections(self): def misc_connections(self):
self.create_conn(1, 66 ,"USR_RSTN.USR_RSTN", 1, 66, "CPE.RAM_I2") self.create_conn(1, 66 ,"USR_RSTN.USR_RSTN", 1, 66, "CPE.RAM_I2")
self.connect_ddr_i(97,128,1,'N1')
self.connect_ddr_i(97,128,2,'N2')
self.connect_ddr_i(160,65,1,'E1')
self.connect_ddr_i(160,65,2,'E2')
self.connect_ddr_i(1,65,1,'W1')
self.connect_ddr_i(1,65,2,'W2')
self.connect_ddr_i(96,1,1,'S1')
self.connect_ddr_i(96,1,2,'S2')
self.connect_ddr_i(48,1,1,'S3')
def create_in_die_connections(self, conn): def create_in_die_connections(self, conn):
self.conn = conn self.conn = conn