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dev-arm: add boot_loader param to RealView setupBootLoader

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This serves as a basis to select different bootloaders at runtime in
future commits.

Change-Id: I2ad0006fae9ad38ec1a6b1f11063be955a4dd2ea
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/23669
Tested-by: kokoro <noreply+kokoro@google.com>
Reviewed-by: Giacomo Travaglini <giacomo.travaglini@arm.com>
Maintainer: Giacomo Travaglini <giacomo.travaglini@arm.com>
This commit is contained in:
Ciro Santilli
2019-10-29 13:48:19 +00:00
committed by Giacomo Travaglini
parent d63743699b
commit ee704209b3
1 changed files with 24 additions and 23 deletions
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47
src/dev/arm/RealView.py
View File

@@ -657,10 +657,10 @@ class RealView(Platform):
def attachIO(self, *args, **kwargs):
self._attach_io(self._off_chip_devices(), *args, **kwargs)
def setupBootLoader(self, cur_sys, loc):
cur_sys.boot_loader = loc('boot.arm')
cur_sys.atags_addr = 0x100
cur_sys.load_offset = 0
def setupBootLoader(self, cur_sys, boot_loader, atags_addr, load_offset):
cur_sys.boot_loader = boot_loader
cur_sys.atags_addr = atags_addr
cur_sys.load_offset = load_offset
def generateDeviceTree(self, state):
node = FdtNode("/") # Things in this module need to end up in the root
@@ -808,11 +808,11 @@ class VExpress_EMM(RealView):
self.gicv2m = Gicv2m()
self.gicv2m.frames = [Gicv2mFrame(spi_base=256, spi_len=64, addr=0x2C1C0000)]
def setupBootLoader(self, cur_sys, loc):
if not cur_sys.boot_loader:
cur_sys.boot_loader = loc('boot_emm.arm')
cur_sys.atags_addr = 0x8000000
cur_sys.load_offset = 0x80000000
def setupBootLoader(self, cur_sys, loc, boot_loader=None):
if boot_loader is None:
boot_loader = loc('boot_emm.arm')
super(VExpress_EMM, self).setupBootLoader(
cur_sys, boot_loader, 0x8000000, 0x80000000)
class VExpress_EMM64(VExpress_EMM):
# Three memory regions are specified totalling 512GB
@@ -823,11 +823,11 @@ class VExpress_EMM64(VExpress_EMM):
conf_base=0x30000000, conf_size='256MB', conf_device_bits=12,
pci_pio_base=0x2f000000)
def setupBootLoader(self, cur_sys, loc):
if not cur_sys.boot_loader:
cur_sys.boot_loader = loc('boot_emm.arm64')
cur_sys.atags_addr = 0x8000000
cur_sys.load_offset = 0x80000000
def setupBootLoader(self, cur_sys, loc, boot_loader=None):
if boot_loader is None:
boot_loader = loc('boot_emm.arm64')
RealView.setupBootLoader(self, cur_sys, boot_loader,
0x8000000, 0x80000000)
class VExpress_GEM5_Base(RealView):
"""
@@ -1080,11 +1080,11 @@ Interrupts:
self._attach_device(dev, bus, dma_ports)
self.smmu.connect(dev, bus)
def setupBootLoader(self, cur_sys, loc):
if not cur_sys.boot_loader:
cur_sys.boot_loader = [ loc('boot.arm64'), loc('boot.arm') ]
cur_sys.atags_addr = 0x8000000
cur_sys.load_offset = 0x80000000
def setupBootLoader(self, cur_sys, loc, boot_loader=None):
if boot_loader is None:
boot_loader = [ loc('boot.arm64'), loc('boot.arm') ]
super(VExpress_GEM5_Base, self).setupBootLoader(
cur_sys, boot_loader, 0x8000000, 0x80000000)
# Setup m5ops. It's technically not a part of the boot
# loader, but this is the only place we can configure the
@@ -1141,10 +1141,11 @@ class VExpress_GEM5_V2_Base(VExpress_GEM5_Base):
self.gic, self.gic.its
]
def setupBootLoader(self, cur_sys, loc):
cur_sys.boot_loader = [ loc('boot_v2.arm64') ]
super(VExpress_GEM5_V2_Base,self).setupBootLoader(
cur_sys, loc)
def setupBootLoader(self, cur_sys, loc, boot_loader=None):
if boot_loader is None:
boot_loader = [ loc('boot_v2.arm64') ]
super(VExpress_GEM5_V2_Base, self).setupBootLoader(
cur_sys, boot_loader)
class VExpress_GEM5_V2(VExpress_GEM5_V2_Base):
hdlcd = HDLcd(pxl_clk=VExpress_GEM5_V2_Base.dcc.osc_pxl,