derek/gem5
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

stdlib: Added LupIO-IPI to the LupV Board

Browse Source 
This adds the LupioIPI device to our LupV Board, which
finalizes the changes needed for the LupIO devices to run
with SMP support.

Change-Id: I3e51dae6d8d589d3b38c57c33322e740c832a03d
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/53042
Maintainer: Bobby Bruce <bbruce@ucdavis.edu>
Tested-by: kokoro <noreply+kokoro@google.com>
Reviewed-by: Jason Lowe-Power <power.jg@gmail.com>
This commit is contained in:
Melissa Jost
2021-11-05 16:33:23 -07:00
committed by melissa jost
parent 9f39ea136a
commit 9d64f0fd90
1 changed files with 29 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

31
src/python/gem5/components/boards/lupv_board.py
View File

@@ -48,6 +48,7 @@ from m5.objects import (
Plic,
Terminal,
LupioBLK,
LupioIPI,
LupioPIC,
LupioRNG,
LupioRTC,
@@ -110,10 +111,18 @@ class LupvBoard(SimpleBoard):
# PLIC
self.pic = Plic(pio_addr=0xc000000)
# LUPIO IPI
self.lupio_ipi = LupioIPI(
pio_addr=0x20001000,
int_type=self._excep_code['INT_SOFT_SUPER'],
num_threads = self.processor.get_num_cores()
)
# LUPIO PIC
self.lupio_pic = LupioPIC(
pio_addr=0x20002000,
int_type = self._excep_code['INT_EXT_SUPER']
int_type = self._excep_code['INT_EXT_SUPER'],
num_threads = self.processor.get_num_cores()
)
#LupV Platform
@@ -142,7 +151,8 @@ class LupvBoard(SimpleBoard):
# LUPIO TMR
self.lupio_tmr = LupioTMR(
pio_addr=0x20006000,
int_type = self._excep_code['INT_TIMER_SUPER']
int_type = self._excep_code['INT_TIMER_SUPER'],
num_threads = self.processor.get_num_cores()
)
# LUPIO TTY
@@ -183,6 +193,7 @@ class LupvBoard(SimpleBoard):
self._on_chip_devices = [
self.clint,
self.pic,
self.lupio_ipi,
self.lupio_pic,
self.lupio_tmr
]
@@ -423,6 +434,22 @@ class LupvBoard(SimpleBoard):
soc_node.append(plic_node)
# LupioIPI Device
lupio_ipi = self.lupio_ipi
lupio_ipi_node = lupio_ipi.generateBasicPioDeviceNode(soc_state,
"lupio-ipi", lupio_ipi.pio_addr,
lupio_ipi.pio_size)
int_extended = list()
for i, core in enumerate(self.get_processor().get_cores()):
phandle = state.phandle(f"cpu@{i}.int_state")
int_extended.append(phandle)
int_extended.append(self._excep_code['INT_SOFT_SUPER'])
lupio_ipi_node.append(
FdtPropertyWords("interrupts-extended", int_extended))
lupio_ipi_node.append(FdtProperty("interrupt-controller"))
lupio_ipi_node.appendCompatible(["lupio,ipi"])
soc_node.append(lupio_ipi_node)
# LupioPIC Device
lupio_pic = self.lupio_pic
lupio_pic_node = lupio_pic.generateBasicPioDeviceNode(soc_state,