summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorAli Saidi <Ali.Saidi@ARM.com>2011-08-19 15:08:08 -0500
committerAli Saidi <Ali.Saidi@ARM.com>2011-08-19 15:08:08 -0500
commitd2a0a2ec2202eb8fa04ddd3e359c1c9dc7f04cb1 (patch)
treed860647b9b060830dadd41c1ee34774667ddf6ae
parent23755eb43428845737aa514314f1bd0ace5d5372 (diff)
downloadgem5-d2a0a2ec2202eb8fa04ddd3e359c1c9dc7f04cb1.tar.xz
ARM: Add support for Versatile Express boards
-rw-r--r--configs/common/FSConfig.py2
-rw-r--r--src/arch/arm/ArmSystem.py3
-rw-r--r--src/dev/arm/RealView.py81
-rw-r--r--src/dev/arm/rv_ctrl.cc10
-rw-r--r--src/dev/arm/rv_ctrl.hh6
-rw-r--r--src/dev/arm/timer_sp804.cc5
6 files changed, 99 insertions, 8 deletions
diff --git a/configs/common/FSConfig.py b/configs/common/FSConfig.py
index 75417cd51..f11235e93 100644
--- a/configs/common/FSConfig.py
+++ b/configs/common/FSConfig.py
@@ -210,6 +210,8 @@ def makeArmSystem(mem_mode, machine_type, mdesc = None, bare_metal=False):
self.realview = RealViewPBX()
elif machine_type == "RealView_EB":
self.realview = RealViewEB()
+ elif machine_type == "VersatileExpress":
+ self.realview = VExpress()
else:
print "Unknown Machine Type"
sys.exit(1)
diff --git a/src/arch/arm/ArmSystem.py b/src/arch/arm/ArmSystem.py
index 9bd11041a..495211248 100644
--- a/src/arch/arm/ArmSystem.py
+++ b/src/arch/arm/ArmSystem.py
@@ -41,7 +41,8 @@ from System import System
class ArmMachineType(Enum):
map = {'RealView_EB' : 827,
- 'RealView_PBX' : 1901 }
+ 'RealView_PBX' : 1901,
+ 'VersatileExpress' : 2272}
class ArmSystem(System):
type = 'ArmSystem'
diff --git a/src/dev/arm/RealView.py b/src/dev/arm/RealView.py
index 70337e7d9..a56d53f00 100644
--- a/src/dev/arm/RealView.py
+++ b/src/dev/arm/RealView.py
@@ -75,7 +75,8 @@ class A9SCU(BasicPioDevice):
class RealViewCtrl(BasicPioDevice):
type = 'RealViewCtrl'
- proc_id = Param.UInt32(0x0C000000, "Processor ID, SYS_PROCID")
+ proc_id0 = Param.UInt32(0x0C000000, "Processor ID, SYS_PROCID")
+ proc_id1 = Param.UInt32(0x0C000222, "Processor ID, SYS_PROCID1")
idreg = Param.UInt32(0x00000000, "ID Register, SYS_ID")
class Gic(PioDevice):
@@ -278,3 +279,81 @@ class RealViewEB(RealView):
self.flash_fake.pio = bus.port
self.smcreg_fake.pio = bus.port
+class VExpress(RealView):
+ elba_uart = Pl011(pio_addr=0xE0009000, int_num=42)
+ uart = Pl011(pio_addr=0xFF009000, int_num=121)
+ realview_io = RealViewCtrl(proc_id0=0x0C000222, pio_addr=0xFF000000)
+ gic = Gic(dist_addr=0xE0201000, cpu_addr=0xE0200100)
+ local_cpu_timer = CpuLocalTimer(int_num_timer=29, int_num_watchdog=30, pio_addr=0xE0200600)
+ v2m_timer0 = Sp804(int_num0=120, int_num1=120, pio_addr=0xFF011000)
+ v2m_timer1 = Sp804(int_num0=121, int_num1=121, pio_addr=0xFF012000)
+ elba_timer0 = Sp804(int_num0=36, int_num1=36, pio_addr=0xE0011000, clock0='50MHz', clock1='50MHz')
+ elba_timer1 = Sp804(int_num0=37, int_num1=37, pio_addr=0xE0012000, clock0='50MHz', clock1='50MHz')
+ clcd = Pl111(pio_addr=0xE0022000, int_num=46) # CLCD interrupt no. unknown
+ kmi0 = Pl050(pio_addr=0xFF006000, int_num=124)
+ kmi1 = Pl050(pio_addr=0xFF007000, int_num=125)
+ elba_kmi0 = Pl050(pio_addr=0xE0006000, int_num=52)
+ elba_kmi1 = Pl050(pio_addr=0xE0007000, int_num=53)
+ a9scu = A9SCU(pio_addr=0xE0200000)
+ cf_ctrl = IdeController(disks=[], pci_func=0, pci_dev=0, pci_bus=0,
+ io_shift = 2, ctrl_offset = 2, Command = 0x1,
+ BAR0 = 0xFF01A000, BAR0Size = '256B',
+ BAR1 = 0xFF01A100, BAR1Size = '4096B',
+ BAR0LegacyIO = True, BAR1LegacyIO = True)
+
+ l2x0_fake = IsaFake(pio_addr=0xE0202000, pio_size=0xfff)
+ dmac_fake = AmbaFake(pio_addr=0xE0020000)
+ uart1_fake = AmbaFake(pio_addr=0xE000A000)
+ uart2_fake = AmbaFake(pio_addr=0xE000B000)
+ uart3_fake = AmbaFake(pio_addr=0xE000C000)
+ smc_fake = AmbaFake(pio_addr=0xEC000000)
+ sp810_fake = AmbaFake(pio_addr=0xFF001000, ignore_access=True)
+ watchdog_fake = AmbaFake(pio_addr=0xE0010000)
+ aaci_fake = AmbaFake(pio_addr=0xFF004000)
+ elba_aaci_fake = AmbaFake(pio_addr=0xE0004000)
+ mmc_fake = AmbaFake(pio_addr=0xE0005000) # not sure if we need this
+ rtc_fake = AmbaFake(pio_addr=0xE0017000, amba_id=0x41031)
+ spsc_fake = IsaFake(pio_addr=0xE001B000, pio_size=0x2000)
+ lan_fake = IsaFake(pio_addr=0xFA000000, pio_size=0xffff)
+ usb_fake = IsaFake(pio_addr=0xFB000000, pio_size=0x1ffff)
+
+
+ # Attach I/O devices that are on chip
+ def attachOnChipIO(self, bus):
+ self.gic.pio = bus.port
+ self.a9scu.pio = bus.port
+
+ # Attach I/O devices to specified bus object. Can't do this
+ # earlier, since the bus object itself is typically defined at the
+ # System level.
+ def attachIO(self, bus):
+ self.elba_uart.pio = bus.port
+ self.uart.pio = bus.port
+ self.realview_io.pio = bus.port
+ self.local_cpu_timer.pio = bus.port
+ self.v2m_timer0.pio = bus.port
+ self.v2m_timer1.pio = bus.port
+ self.elba_timer0.pio = bus.port
+ self.elba_timer1.pio = bus.port
+ self.clcd.pio = bus.port
+ self.kmi0.pio = bus.port
+ self.kmi1.pio = bus.port
+ self.elba_kmi0.pio = bus.port
+ self.elba_kmi1.pio = bus.port
+ self.cf_ctrl.pio = bus.port
+ self.l2x0_fake.pio = bus.port
+ self.dmac_fake.pio = bus.port
+ self.uart1_fake.pio = bus.port
+ self.uart2_fake.pio = bus.port
+ self.uart3_fake.pio = bus.port
+ self.smc_fake.pio = bus.port
+ self.sp810_fake.pio = bus.port
+ self.watchdog_fake.pio = bus.port
+ self.aaci_fake.pio = bus.port
+ self.elba_aaci_fake.pio = bus.port
+ self.mmc_fake.pio = bus.port
+ self.rtc_fake.pio = bus.port
+ self.spsc_fake.pio = bus.port
+ self.lan_fake.pio = bus.port
+ self.usb_fake.pio = bus.port
+
diff --git a/src/dev/arm/rv_ctrl.cc b/src/dev/arm/rv_ctrl.cc
index 9c546036a..82710c730 100644
--- a/src/dev/arm/rv_ctrl.cc
+++ b/src/dev/arm/rv_ctrl.cc
@@ -57,8 +57,11 @@ RealViewCtrl::read(PacketPtr pkt)
pkt->allocate();
switch(daddr) {
- case ProcId:
- pkt->set(params()->proc_id);
+ case ProcId0:
+ pkt->set(params()->proc_id0);
+ break;
+ case ProcId1:
+ pkt->set(params()->proc_id1);
break;
case Clock24:
Tick clk;
@@ -131,6 +134,9 @@ RealViewCtrl::write(PacketPtr pkt)
case Flags:
flags = pkt->get<uint32_t>();
break;
+ case FlagsClr:
+ flags = 0;
+ break;
default:
warn("Tried to write RVIO at offset %#x that doesn't exist\n",
daddr);
diff --git a/src/dev/arm/rv_ctrl.hh b/src/dev/arm/rv_ctrl.hh
index 255b21c0f..cf14f6bcd 100644
--- a/src/dev/arm/rv_ctrl.hh
+++ b/src/dev/arm/rv_ctrl.hh
@@ -79,7 +79,11 @@ class RealViewCtrl : public BasicPioDevice
Clock24 = 0x5C,
Misc = 0x60,
IoSel = 0x70,
- ProcId = 0x84,
+ ProcId0 = 0x84,
+ ProcId1 = 0x88,
+ CfgCtrl = 0xA0,
+ CfgData = 0xA4,
+ CfgStat = 0xA8,
TestOsc0 = 0xC0,
TestOsc1 = 0xC4,
TestOsc2 = 0xC8,
diff --git a/src/dev/arm/timer_sp804.cc b/src/dev/arm/timer_sp804.cc
index 5ecfebc71..323597a98 100644
--- a/src/dev/arm/timer_sp804.cc
+++ b/src/dev/arm/timer_sp804.cc
@@ -85,8 +85,6 @@ Sp804::read(PacketPtr pkt)
void
Sp804::Timer::read(PacketPtr pkt, Addr daddr)
{
- DPRINTF(Timer, "Reading from Timer at offset: %#x\n", daddr);
-
switch(daddr) {
case LoadReg:
pkt->set<uint32_t>(loadValue);
@@ -116,6 +114,7 @@ Sp804::Timer::read(PacketPtr pkt, Addr daddr)
panic("Tried to read SP804 timer at offset %#x\n", daddr);
break;
}
+ DPRINTF(Timer, "Reading %#x from Timer at offset: %#x\n", pkt->get<uint32_t>(), daddr);
}
Tick
@@ -140,7 +139,7 @@ Sp804::write(PacketPtr pkt)
void
Sp804::Timer::write(PacketPtr pkt, Addr daddr)
{
- DPRINTF(Timer, "Writing to Timer at offset: %#x\n", daddr);
+ DPRINTF(Timer, "Writing %#x to Timer at offset: %#x\n", pkt->get<uint32_t>(), daddr);
switch (daddr) {
case LoadReg:
loadValue = pkt->get<uint32_t>();