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

handle some of I/O related connections

This commit is contained in:
Miodrag Milanovic 2024-12-12 13:16:06 +01:00
parent 4778e06f08
commit 12282a5153
1 changed files with 67 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

73
gatemate/die.py
View File

@ -284,10 +284,16 @@ def get_endpoints_for_type(type):
create_wire(f"SB_SML.P{plane}.X14", type="SB_SML_WIRE")
create_wire(f"SB_SML.P{plane}.X12", type="SB_SML_WIRE")
create_wire(f"SB_SML.P{plane}.X23", type="SB_SML_WIRE")
#if "GPIO" in type:
# GPIO
#if "IOES" in type:
# # IOES
if "IOES" in type:
# IOES
create_wire(f"IOES.IO_IN1", type="IOES_WIRE")
create_wire(f"IOES.IO_IN2", type="IOES_WIRE")
for p in range(1,13):
plane = f"{p:02d}"
create_wire(f"IOES.SB_IN_{plane}", type="IOES_WIRE")
create_wire(f"IOES.ALTIN_{plane}", type="IOES_WIRE")
return wires
def get_mux_connections_for_type(type):
@ -490,8 +496,7 @@ def create_sb(x,y):
else:
# planes 9..12
create_conn(x,y,f"OM.P{plane}.Y", x,y,f"{sb_type}.P{plane}.D0")
# else:
# Handling GPIO connections
# Handling GPIO connections is done in create_io
# Handling inputs D2_* till D7_*
distances = [2, 4, 8, 12, 16, 20] if is_sb_big(x,y) else [2, 4]
for i,distance in enumerate(distances):
@ -533,6 +538,60 @@ def create_outmux(x,y):
create_conn(x_0+1, y_0, f"CPE.OUT{outputs[2]}", x,y, f"OM.P{plane}.D2")
create_conn(x_0+1, y_0+1, f"CPE.OUT{outputs[3]}", x,y, f"OM.P{plane}.D3")
def create_io(x,y):
cpe_x, cpe_y = gpio_x, gpio_y = sb_x, sb_y = x, y
alt = False
if is_edge_left(sb_x,sb_y):
output = "Y3"
cpe_x += 3
if is_sb(sb_x+1,sb_y):
sb_x += 1
else:
sb_x += 2
gpio_y -= 1
alt = True
elif is_edge_right(sb_x,sb_y):
output = "Y1"
cpe_x -= 3
if is_sb(sb_x-1,sb_y):
sb_x -= 1
gpio_y -= 1
alt = True
else:
sb_x -= 2
elif is_edge_bottom(sb_x,sb_y):
output = "Y4"
cpe_y += 3
if is_sb(sb_x,sb_y+1):
sb_y += 1
else:
sb_y += 2
gpio_x -= 1
alt = True
else:
output = "Y2"
cpe_y -= 3
if is_sb(sb_x,sb_y-1):
sb_y -= 1
gpio_x -= 1
alt = True
else:
sb_y -= 2
for p in range(1,13):
plane = f"{p:02d}"
create_conn(sb_x,sb_y,f"{get_sb_type(sb_x,sb_y)}.P{plane}.{output}", x,y, f"IOES.ALTIN_{plane}")
create_conn(x,y, f"IOES.SB_IN_{plane}", sb_x,sb_y,f"{get_sb_type(sb_x,sb_y)}.P{plane}.D0")
create_conn(gpio_x,gpio_y,"GPIO.IN1", x,y, "IOES.IO_IN1")
create_conn(gpio_x,gpio_y,"GPIO.IN2", x,y, "IOES.IO_IN2")
if alt:
create_conn(cpe_x, cpe_y, "CPE.RAM_O1", gpio_x,gpio_y,"GPIO.OUT3")
create_conn(cpe_x, cpe_y, "CPE.RAM_O2", gpio_x,gpio_y,"GPIO.OUT4")
else:
create_conn(cpe_x, cpe_y, "CPE.RAM_O1", gpio_x,gpio_y,"GPIO.OUT1")
create_conn(cpe_x, cpe_y, "CPE.RAM_O2", gpio_x,gpio_y,"GPIO.OUT2")
def get_connections():
for y in range(-2, max_row()+1):
for x in range(-2, max_col()+1):
@ -543,4 +602,6 @@ def get_connections():
create_outmux(x,y)
if is_sb(x,y):
create_sb(x,y)
if is_edge_io(x,y):
create_io(x,y)
return conn.items()