3rd-party/linux-kernel-module-cheat
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Code Issues Releases Wiki Activity

gem5: revive dp650

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Ciro Santilli 六四事件 法轮功
2019-01-22 00:00:00 +00:00
parent 03c892f715
commit b9a31b842c
2 changed files with 14 additions and 7 deletions
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9
common.py
View File

@@ -186,6 +186,10 @@ TODO: implement fully, some stuff is escaping currently.
)
# Gem5 args.
self.add_argument(
'--dp650', default=False,
help='Use the ARM DP650 display processor instead of the default HDLCD on gem5.'
)
self.add_argument(
'--gem5-build-dir',
help='''\
@@ -426,7 +430,10 @@ Valid emulators: {}
env['gem5_arch'] = 'ARM'
if env['emulator'] == 'gem5':
if not env['_args_given']['machine']:
env['machine'] = 'VExpress_GEM5_V1'
if env['dp650']:
env['machine'] = 'VExpress_GEM5_V1_DPU'
else:
env['machine'] = 'VExpress_GEM5_V1'
else:
if not env['_args_given']['machine']:
env['machine'] = 'virt'

12
run
View File

@@ -40,10 +40,6 @@ https://superuser.com/questions/1373226/how-to-redirect-qemu-serial-output-to-bo
'--debug-vm-args', default='',
help='Pass arguments to GDB.'
)
self.add_argument(
'--dp650', default=False,
help='Use the ARM DP650 display processor instead of the default HDLCD on gem5.'
)
self.add_argument(
'--dtb',
help='''\
@@ -357,6 +353,10 @@ Run QEMU with VNC instead of the default SDL. Connect to it with:
elif self.env['is_arm']:
if self.env['kvm']:
cmd.extend(['--cpu-type', 'ArmV8KvmCPU', LF])
if self.env['dp650']:
dp650_cmd = 'dpu_'
else:
dp650_cmd = ''
cmd.extend([
# TODO why is it mandatory to pass mem= here? Not true for QEMU.
# Anything smaller than physical blows up as expected, but why can't it auto-detect the right value?
@@ -367,7 +367,7 @@ Run QEMU with VNC instead of the default SDL. Connect to it with:
if self.env['dtb'] is not None:
dtb = self.env['dtb']
elif self.env['dp650']:
dtb = os.path.join(common.gem5_system_dir, 'arm', 'dt', 'armv{}_gem5_v1_{}{}cpu.dtb'.format(common.armv, dp650_cmd, self.env['cpus'])), LF,
dtb = os.path.join(self.env['gem5_system_dir'], 'arm', 'dt', 'armv{}_gem5_v1_{}{}cpu.dtb'.format(self.env['armv'], dp650_cmd, self.env['cpus']))
if dtb is None:
if not self.env['baremetal']:
cmd.extend(['--generate-dtb', LF])
@@ -400,7 +400,7 @@ Run QEMU with VNC instead of the default SDL. Connect to it with:
'--little-cpus', '2', LF,
])
if self.env['dtb']:
cmd.extend(['--dtb', os.path.join(common.gem5_system_dir, 'arm', 'dt', 'armv8_gem5_v1_big_little_2_2.dtb'), NL])
cmd.extend(['--dtb', os.path.join(self.env['gem5_system_dir'], 'arm', 'dt', 'armv8_gem5_v1_big_little_2_2.dtb'), NL])
if self.env['wait_gdb']:
# https://stackoverflow.com/questions/49296092/how-to-make-gem5-wait-for-gdb-to-connect-to-reliably-break-at-start-kernel-of-th
cmd.extend(['--param', 'system.cpu[0].wait_for_remote_gdb = True', LF])