stats: changes to due to recent set of patches

16 files changed, 335 insertions, 159 deletions

diff --git a/tests/quick/fs/10.linux-boot/ref/alpha/linux/tsunami-simple-atomic-dual/config.ini b/tests/quick/fs/10.linux-boot/ref/alpha/linux/tsunami-simple-atomic-dual/config.ini
index 2a2f37965..78cb13dcc 100644
--- a/tests/quick/fs/10.linux-boot/ref/alpha/linux/tsunami-simple-atomic-dual/config.ini
+++ b/tests/quick/fs/10.linux-boot/ref/alpha/linux/tsunami-simple-atomic-dual/config.ini
@@ -25,6 +25,7 @@ load_offset=0
 mem_mode=atomic
 mem_ranges=0:134217727
 memories=system.physmem
+mmap_using_noreserve=false
 num_work_ids=16
 pal=/scratch/nilay/GEM5/system/binaries/ts_osfpal
 readfile=/scratch/nilay/GEM5/gem5/tests/halt.sh
@@ -394,9 +395,11 @@ sys=system
 type=NoncoherentXBar
 clk_domain=system.clk_domain
 eventq_index=0
-header_cycles=1
+forward_latency=1
+frontend_latency=2
+response_latency=2
 use_default_range=true
-width=8
+width=16
 default=system.tsunami.pciconfig.pio
 master=system.tsunami.cchip.pio system.tsunami.pchip.pio system.tsunami.fake_sm_chip.pio system.tsunami.fake_uart1.pio system.tsunami.fake_uart2.pio system.tsunami.fake_uart3.pio system.tsunami.fake_uart4.pio system.tsunami.fake_ppc.pio system.tsunami.fake_OROM.pio system.tsunami.fake_pnp_addr.pio system.tsunami.fake_pnp_write.pio system.tsunami.fake_pnp_read0.pio system.tsunami.fake_pnp_read1.pio system.tsunami.fake_pnp_read2.pio system.tsunami.fake_pnp_read3.pio system.tsunami.fake_pnp_read4.pio system.tsunami.fake_pnp_read5.pio system.tsunami.fake_pnp_read6.pio system.tsunami.fake_pnp_read7.pio system.tsunami.fake_ata0.pio system.tsunami.fake_ata1.pio system.tsunami.fb.pio system.tsunami.io.pio system.tsunami.uart.pio system.tsunami.backdoor.pio system.tsunami.ide.pio system.tsunami.ide.config system.tsunami.ethernet.pio system.tsunami.ethernet.config system.iocache.cpu_side
 slave=system.bridge.master system.tsunami.ide.dma system.tsunami.ethernet.dma
@@ -478,11 +481,14 @@ type=CoherentXBar
 children=badaddr_responder
 clk_domain=system.clk_domain
 eventq_index=0
-header_cycles=1
+forward_latency=4
+frontend_latency=3
+response_latency=2
 snoop_filter=Null
+snoop_response_latency=4
 system=system
 use_default_range=false
-width=8
+width=16
 default=system.membus.badaddr_responder.pio
 master=system.bridge.slave system.physmem.port
 slave=system.system_port system.l2c.mem_side system.iocache.mem_side
@@ -543,11 +549,14 @@ port=3456
 type=CoherentXBar
 clk_domain=system.cpu_clk_domain
 eventq_index=0
-header_cycles=1
+forward_latency=0
+frontend_latency=1
+response_latency=1
 snoop_filter=Null
+snoop_response_latency=1
 system=system
 use_default_range=false
-width=8
+width=32
 master=system.l2c.cpu_side
 slave=system.cpu0.icache.mem_side system.cpu0.dcache.mem_side system.cpu1.icache.mem_side system.cpu1.dcache.mem_side
 
diff --git a/tests/quick/fs/10.linux-boot/ref/alpha/linux/tsunami-simple-atomic/config.ini b/tests/quick/fs/10.linux-boot/ref/alpha/linux/tsunami-simple-atomic/config.ini
index 22813f4db..0b689db35 100644
--- a/tests/quick/fs/10.linux-boot/ref/alpha/linux/tsunami-simple-atomic/config.ini
+++ b/tests/quick/fs/10.linux-boot/ref/alpha/linux/tsunami-simple-atomic/config.ini
@@ -25,6 +25,7 @@ load_offset=0
 mem_mode=atomic
 mem_ranges=0:134217727
 memories=system.physmem
+mmap_using_noreserve=false
 num_work_ids=16
 pal=/scratch/nilay/GEM5/system/binaries/ts_osfpal
 readfile=/scratch/nilay/GEM5/gem5/tests/halt.sh
@@ -227,8 +228,11 @@ size=4194304
 type=CoherentXBar
 clk_domain=system.cpu_clk_domain
 eventq_index=0
-header_cycles=1
+forward_latency=0
+frontend_latency=1
+response_latency=1
 snoop_filter=Null
+snoop_response_latency=1
 system=system
 use_default_range=false
 width=32
@@ -310,9 +314,11 @@ sys=system
 type=NoncoherentXBar
 clk_domain=system.clk_domain
 eventq_index=0
-header_cycles=1
+forward_latency=1
+frontend_latency=2
+response_latency=2
 use_default_range=true
-width=8
+width=16
 default=system.tsunami.pciconfig.pio
 master=system.tsunami.cchip.pio system.tsunami.pchip.pio system.tsunami.fake_sm_chip.pio system.tsunami.fake_uart1.pio system.tsunami.fake_uart2.pio system.tsunami.fake_uart3.pio system.tsunami.fake_uart4.pio system.tsunami.fake_ppc.pio system.tsunami.fake_OROM.pio system.tsunami.fake_pnp_addr.pio system.tsunami.fake_pnp_write.pio system.tsunami.fake_pnp_read0.pio system.tsunami.fake_pnp_read1.pio system.tsunami.fake_pnp_read2.pio system.tsunami.fake_pnp_read3.pio system.tsunami.fake_pnp_read4.pio system.tsunami.fake_pnp_read5.pio system.tsunami.fake_pnp_read6.pio system.tsunami.fake_pnp_read7.pio system.tsunami.fake_ata0.pio system.tsunami.fake_ata1.pio system.tsunami.fb.pio system.tsunami.io.pio system.tsunami.uart.pio system.tsunami.backdoor.pio system.tsunami.ide.pio system.tsunami.ide.config system.tsunami.ethernet.pio system.tsunami.ethernet.config system.iocache.cpu_side
 slave=system.bridge.master system.tsunami.ide.dma system.tsunami.ethernet.dma
@@ -358,11 +364,14 @@ type=CoherentXBar
 children=badaddr_responder
 clk_domain=system.clk_domain
 eventq_index=0
-header_cycles=1
+forward_latency=4
+frontend_latency=3
+response_latency=2
 snoop_filter=Null
+snoop_response_latency=4
 system=system
 use_default_range=false
-width=8
+width=16
 default=system.membus.badaddr_responder.pio
 master=system.bridge.slave system.physmem.port
 slave=system.system_port system.cpu.l2cache.mem_side system.iocache.mem_side
diff --git a/tests/quick/fs/10.linux-boot/ref/alpha/linux/tsunami-simple-timing-dual/config.ini b/tests/quick/fs/10.linux-boot/ref/alpha/linux/tsunami-simple-timing-dual/config.ini
index 9e0ef63d1..6dd8362e8 100644
--- a/tests/quick/fs/10.linux-boot/ref/alpha/linux/tsunami-simple-timing-dual/config.ini
+++ b/tests/quick/fs/10.linux-boot/ref/alpha/linux/tsunami-simple-timing-dual/config.ini
@@ -25,6 +25,7 @@ load_offset=0
 mem_mode=timing
 mem_ranges=0:134217727
 memories=system.physmem
+mmap_using_noreserve=false
 num_work_ids=16
 pal=/scratch/nilay/GEM5/system/binaries/ts_osfpal
 readfile=/scratch/nilay/GEM5/gem5/tests/halt.sh
@@ -386,9 +387,11 @@ sys=system
 type=NoncoherentXBar
 clk_domain=system.clk_domain
 eventq_index=0
-header_cycles=1
+forward_latency=1
+frontend_latency=2
+response_latency=2
 use_default_range=true
-width=8
+width=16
 default=system.tsunami.pciconfig.pio
 master=system.tsunami.cchip.pio system.tsunami.pchip.pio system.tsunami.fake_sm_chip.pio system.tsunami.fake_uart1.pio system.tsunami.fake_uart2.pio system.tsunami.fake_uart3.pio system.tsunami.fake_uart4.pio system.tsunami.fake_ppc.pio system.tsunami.fake_OROM.pio system.tsunami.fake_pnp_addr.pio system.tsunami.fake_pnp_write.pio system.tsunami.fake_pnp_read0.pio system.tsunami.fake_pnp_read1.pio system.tsunami.fake_pnp_read2.pio system.tsunami.fake_pnp_read3.pio system.tsunami.fake_pnp_read4.pio system.tsunami.fake_pnp_read5.pio system.tsunami.fake_pnp_read6.pio system.tsunami.fake_pnp_read7.pio system.tsunami.fake_ata0.pio system.tsunami.fake_ata1.pio system.tsunami.fb.pio system.tsunami.io.pio system.tsunami.uart.pio system.tsunami.backdoor.pio system.tsunami.ide.pio system.tsunami.ide.config system.tsunami.ethernet.pio system.tsunami.ethernet.config system.iocache.cpu_side
 slave=system.bridge.master system.tsunami.ide.dma system.tsunami.ethernet.dma
@@ -470,11 +473,14 @@ type=CoherentXBar
 children=badaddr_responder
 clk_domain=system.clk_domain
 eventq_index=0
-header_cycles=1
+forward_latency=4
+frontend_latency=3
+response_latency=2
 snoop_filter=Null
+snoop_response_latency=4
 system=system
 use_default_range=false
-width=8
+width=16
 default=system.membus.badaddr_responder.pio
 master=system.bridge.slave system.physmem.port
 slave=system.system_port system.l2c.mem_side system.iocache.mem_side
@@ -524,7 +530,7 @@ IDD62=0.000000
 VDD=1.500000
 VDD2=0.000000
 activation_limit=4
-addr_mapping=RoRaBaChCo
+addr_mapping=RoRaBaCoCh
 bank_groups_per_rank=0
 banks_per_rank=8
 burst_length=8
@@ -599,11 +605,14 @@ port=3456
 type=CoherentXBar
 clk_domain=system.cpu_clk_domain
 eventq_index=0
-header_cycles=1
+forward_latency=0
+frontend_latency=1
+response_latency=1
 snoop_filter=Null
+snoop_response_latency=1
 system=system
 use_default_range=false
-width=8
+width=32
 master=system.l2c.cpu_side
 slave=system.cpu0.icache.mem_side system.cpu0.dcache.mem_side system.cpu1.icache.mem_side system.cpu1.dcache.mem_side
 
diff --git a/tests/quick/fs/10.linux-boot/ref/alpha/linux/tsunami-simple-timing/config.ini b/tests/quick/fs/10.linux-boot/ref/alpha/linux/tsunami-simple-timing/config.ini
index 3be47cc9f..586901b21 100644
--- a/tests/quick/fs/10.linux-boot/ref/alpha/linux/tsunami-simple-timing/config.ini
+++ b/tests/quick/fs/10.linux-boot/ref/alpha/linux/tsunami-simple-timing/config.ini
@@ -25,6 +25,7 @@ load_offset=0
 mem_mode=timing
 mem_ranges=0:134217727
 memories=system.physmem
+mmap_using_noreserve=false
 num_work_ids=16
 pal=/scratch/nilay/GEM5/system/binaries/ts_osfpal
 readfile=/scratch/nilay/GEM5/gem5/tests/halt.sh
@@ -223,8 +224,11 @@ size=4194304
 type=CoherentXBar
 clk_domain=system.cpu_clk_domain
 eventq_index=0
-header_cycles=1
+forward_latency=0
+frontend_latency=1
+response_latency=1
 snoop_filter=Null
+snoop_response_latency=1
 system=system
 use_default_range=false
 width=32
@@ -306,9 +310,11 @@ sys=system
 type=NoncoherentXBar
 clk_domain=system.clk_domain
 eventq_index=0
-header_cycles=1
+forward_latency=1
+frontend_latency=2
+response_latency=2
 use_default_range=true
-width=8
+width=16
 default=system.tsunami.pciconfig.pio
 master=system.tsunami.cchip.pio system.tsunami.pchip.pio system.tsunami.fake_sm_chip.pio system.tsunami.fake_uart1.pio system.tsunami.fake_uart2.pio system.tsunami.fake_uart3.pio system.tsunami.fake_uart4.pio system.tsunami.fake_ppc.pio system.tsunami.fake_OROM.pio system.tsunami.fake_pnp_addr.pio system.tsunami.fake_pnp_write.pio system.tsunami.fake_pnp_read0.pio system.tsunami.fake_pnp_read1.pio system.tsunami.fake_pnp_read2.pio system.tsunami.fake_pnp_read3.pio system.tsunami.fake_pnp_read4.pio system.tsunami.fake_pnp_read5.pio system.tsunami.fake_pnp_read6.pio system.tsunami.fake_pnp_read7.pio system.tsunami.fake_ata0.pio system.tsunami.fake_ata1.pio system.tsunami.fb.pio system.tsunami.io.pio system.tsunami.uart.pio system.tsunami.backdoor.pio system.tsunami.ide.pio system.tsunami.ide.config system.tsunami.ethernet.pio system.tsunami.ethernet.config system.iocache.cpu_side
 slave=system.bridge.master system.tsunami.ide.dma system.tsunami.ethernet.dma
@@ -354,11 +360,14 @@ type=CoherentXBar
 children=badaddr_responder
 clk_domain=system.clk_domain
 eventq_index=0
-header_cycles=1
+forward_latency=4
+frontend_latency=3
+response_latency=2
 snoop_filter=Null
+snoop_response_latency=4
 system=system
 use_default_range=false
-width=8
+width=16
 default=system.membus.badaddr_responder.pio
 master=system.bridge.slave system.physmem.port
 slave=system.system_port system.cpu.l2cache.mem_side system.iocache.mem_side
@@ -408,7 +417,7 @@ IDD62=0.000000
 VDD=1.500000
 VDD2=0.000000
 activation_limit=4
-addr_mapping=RoRaBaChCo
+addr_mapping=RoRaBaCoCh
 bank_groups_per_rank=0
 banks_per_rank=8
 burst_length=8
diff --git a/tests/quick/fs/10.linux-boot/ref/arm/linux/realview-simple-atomic-dual/config.ini b/tests/quick/fs/10.linux-boot/ref/arm/linux/realview-simple-atomic-dual/config.ini
index dfefc0ae8..77c9ca9fd 100644
--- a/tests/quick/fs/10.linux-boot/ref/arm/linux/realview-simple-atomic-dual/config.ini
+++ b/tests/quick/fs/10.linux-boot/ref/arm/linux/realview-simple-atomic-dual/config.ini
@@ -38,6 +38,7 @@ machine_type=VExpress_EMM
 mem_mode=atomic
 mem_ranges=2147483648:2415919103
 memories=system.physmem system.realview.nvmem system.realview.vram
+mmap_using_noreserve=false
 multi_proc=true
 num_work_ids=16
 panic_on_oops=true
@@ -177,6 +178,7 @@ type=ArmStage2MMU
 children=stage2_tlb
 eventq_index=0
 stage2_tlb=system.cpu0.dstage2_mmu.stage2_tlb
+sys=system
 tlb=system.cpu0.dtb
 
 [system.cpu0.dstage2_mmu.stage2_tlb]
@@ -194,7 +196,6 @@ eventq_index=0
 is_stage2=true
 num_squash_per_cycle=2
 sys=system
-port=system.cpu0.toL2Bus.slave[5]
 
 [system.cpu0.dtb]
 type=ArmTLB
@@ -288,6 +289,7 @@ type=ArmStage2MMU
 children=stage2_tlb
 eventq_index=0
 stage2_tlb=system.cpu0.istage2_mmu.stage2_tlb
+sys=system
 tlb=system.cpu0.itb
 
 [system.cpu0.istage2_mmu.stage2_tlb]
@@ -305,7 +307,6 @@ eventq_index=0
 is_stage2=true
 num_squash_per_cycle=2
 sys=system
-port=system.cpu0.toL2Bus.slave[4]
 
 [system.cpu0.itb]
 type=ArmTLB
@@ -389,13 +390,16 @@ size=1048576
 type=CoherentXBar
 clk_domain=system.cpu_clk_domain
 eventq_index=0
-header_cycles=1
+forward_latency=0
+frontend_latency=1
+response_latency=1
 snoop_filter=Null
+snoop_response_latency=1
 system=system
 use_default_range=false
 width=32
 master=system.cpu0.l2cache.cpu_side
-slave=system.cpu0.icache.mem_side system.cpu0.dcache.mem_side system.cpu0.itb.walker.port system.cpu0.dtb.walker.port system.cpu0.istage2_mmu.stage2_tlb.walker.port system.cpu0.dstage2_mmu.stage2_tlb.walker.port
+slave=system.cpu0.icache.mem_side system.cpu0.dcache.mem_side system.cpu0.itb.walker.port system.cpu0.dtb.walker.port
 
 [system.cpu0.tracer]
 type=ExeTracer
@@ -481,6 +485,7 @@ type=ArmStage2MMU
 children=stage2_tlb
 eventq_index=0
 stage2_tlb=system.cpu1.dstage2_mmu.stage2_tlb
+sys=system
 tlb=system.cpu1.dtb
 
 [system.cpu1.dstage2_mmu.stage2_tlb]
@@ -498,7 +503,6 @@ eventq_index=0
 is_stage2=true
 num_squash_per_cycle=2
 sys=system
-port=system.cpu1.toL2Bus.slave[5]
 
 [system.cpu1.dtb]
 type=ArmTLB
@@ -592,6 +596,7 @@ type=ArmStage2MMU
 children=stage2_tlb
 eventq_index=0
 stage2_tlb=system.cpu1.istage2_mmu.stage2_tlb
+sys=system
 tlb=system.cpu1.itb
 
 [system.cpu1.istage2_mmu.stage2_tlb]
@@ -609,7 +614,6 @@ eventq_index=0
 is_stage2=true
 num_squash_per_cycle=2
 sys=system
-port=system.cpu1.toL2Bus.slave[4]
 
 [system.cpu1.itb]
 type=ArmTLB
@@ -693,13 +697,16 @@ size=1048576
 type=CoherentXBar
 clk_domain=system.cpu_clk_domain
 eventq_index=0
-header_cycles=1
+forward_latency=0
+frontend_latency=1
+response_latency=1
 snoop_filter=Null
+snoop_response_latency=1
 system=system
 use_default_range=false
 width=32
 master=system.cpu1.l2cache.cpu_side
-slave=system.cpu1.icache.mem_side system.cpu1.dcache.mem_side system.cpu1.itb.walker.port system.cpu1.dtb.walker.port system.cpu1.istage2_mmu.stage2_tlb.walker.port system.cpu1.dstage2_mmu.stage2_tlb.walker.port
+slave=system.cpu1.icache.mem_side system.cpu1.dcache.mem_side system.cpu1.itb.walker.port system.cpu1.dtb.walker.port
 
 [system.cpu1.tracer]
 type=ExeTracer
@@ -730,9 +737,11 @@ sys=system
 type=NoncoherentXBar
 clk_domain=system.clk_domain
 eventq_index=0
-header_cycles=1
+forward_latency=1
+frontend_latency=2
+response_latency=2
 use_default_range=true
-width=8
+width=16
 default=system.realview.pciconfig.pio
 master=system.realview.uart.pio system.realview.realview_io.pio system.realview.timer0.pio system.realview.timer1.pio system.realview.clcd.pio system.realview.hdlcd.pio system.realview.kmi0.pio system.realview.kmi1.pio system.realview.cf_ctrl.pio system.realview.cf_ctrl.config system.realview.rtc.pio system.realview.vram.port system.realview.l2x0_fake.pio system.realview.uart1_fake.pio system.realview.uart2_fake.pio system.realview.uart3_fake.pio system.realview.sp810_fake.pio system.realview.watchdog_fake.pio system.realview.aaci_fake.pio system.realview.lan_fake.pio system.realview.usb_fake.pio system.realview.mmc_fake.pio system.realview.energy_ctrl.pio system.realview.ide.pio system.realview.ide.config system.realview.ethernet.pio system.realview.ethernet.config system.iocache.cpu_side
 slave=system.bridge.master system.realview.clcd.dma system.realview.cf_ctrl.dma system.realview.ide.dma system.realview.ethernet.dma
@@ -814,11 +823,14 @@ type=CoherentXBar
 children=badaddr_responder
 clk_domain=system.clk_domain
 eventq_index=0
-header_cycles=1
+forward_latency=4
+frontend_latency=3
+response_latency=2
 snoop_filter=Null
+snoop_response_latency=4
 system=system
 use_default_range=false
-width=8
+width=16
 default=system.membus.badaddr_responder.pio
 master=system.bridge.slave system.realview.nvmem.port system.realview.gic.pio system.realview.local_cpu_timer.pio system.realview.vgic.pio system.physmem.port
 slave=system.realview.hdlcd.dma system.system_port system.l2c.mem_side system.iocache.mem_side
@@ -1515,11 +1527,14 @@ port=3456
 type=CoherentXBar
 clk_domain=system.cpu_clk_domain
 eventq_index=0
-header_cycles=1
+forward_latency=0
+frontend_latency=1
+response_latency=1
 snoop_filter=Null
+snoop_response_latency=1
 system=system
 use_default_range=false
-width=8
+width=32
 master=system.l2c.cpu_side
 slave=system.cpu0.l2cache.mem_side system.cpu1.l2cache.mem_side
 
diff --git a/tests/quick/fs/10.linux-boot/ref/arm/linux/realview-simple-atomic/config.ini b/tests/quick/fs/10.linux-boot/ref/arm/linux/realview-simple-atomic/config.ini
index 214674a58..089dbf6ee 100644
--- a/tests/quick/fs/10.linux-boot/ref/arm/linux/realview-simple-atomic/config.ini
+++ b/tests/quick/fs/10.linux-boot/ref/arm/linux/realview-simple-atomic/config.ini
@@ -38,6 +38,7 @@ machine_type=VExpress_EMM
 mem_mode=atomic
 mem_ranges=2147483648:2415919103
 memories=system.physmem system.realview.nvmem system.realview.vram
+mmap_using_noreserve=false
 multi_proc=true
 num_work_ids=16
 panic_on_oops=true
@@ -177,6 +178,7 @@ type=ArmStage2MMU
 children=stage2_tlb
 eventq_index=0
 stage2_tlb=system.cpu.dstage2_mmu.stage2_tlb
+sys=system
 tlb=system.cpu.dtb
 
 [system.cpu.dstage2_mmu.stage2_tlb]
@@ -194,7 +196,6 @@ eventq_index=0
 is_stage2=true
 num_squash_per_cycle=2
 sys=system
-port=system.cpu.toL2Bus.slave[5]
 
 [system.cpu.dtb]
 type=ArmTLB
@@ -288,6 +289,7 @@ type=ArmStage2MMU
 children=stage2_tlb
 eventq_index=0
 stage2_tlb=system.cpu.istage2_mmu.stage2_tlb
+sys=system
 tlb=system.cpu.itb
 
 [system.cpu.istage2_mmu.stage2_tlb]
@@ -305,7 +307,6 @@ eventq_index=0
 is_stage2=true
 num_squash_per_cycle=2
 sys=system
-port=system.cpu.toL2Bus.slave[4]
 
 [system.cpu.itb]
 type=ArmTLB
@@ -364,13 +365,16 @@ size=4194304
 type=CoherentXBar
 clk_domain=system.cpu_clk_domain
 eventq_index=0
-header_cycles=1
+forward_latency=0
+frontend_latency=1
+response_latency=1
 snoop_filter=Null
+snoop_response_latency=1
 system=system
 use_default_range=false
 width=32
 master=system.cpu.l2cache.cpu_side
-slave=system.cpu.icache.mem_side system.cpu.dcache.mem_side system.cpu.itb.walker.port system.cpu.dtb.walker.port system.cpu.istage2_mmu.stage2_tlb.walker.port system.cpu.dstage2_mmu.stage2_tlb.walker.port
+slave=system.cpu.icache.mem_side system.cpu.dcache.mem_side system.cpu.itb.walker.port system.cpu.dtb.walker.port
 
 [system.cpu.tracer]
 type=ExeTracer
@@ -401,9 +405,11 @@ sys=system
 type=NoncoherentXBar
 clk_domain=system.clk_domain
 eventq_index=0
-header_cycles=1
+forward_latency=1
+frontend_latency=2
+response_latency=2
 use_default_range=true
-width=8
+width=16
 default=system.realview.pciconfig.pio
 master=system.realview.uart.pio system.realview.realview_io.pio system.realview.timer0.pio system.realview.timer1.pio system.realview.clcd.pio system.realview.hdlcd.pio system.realview.kmi0.pio system.realview.kmi1.pio system.realview.cf_ctrl.pio system.realview.cf_ctrl.config system.realview.rtc.pio system.realview.vram.port system.realview.l2x0_fake.pio system.realview.uart1_fake.pio system.realview.uart2_fake.pio system.realview.uart3_fake.pio system.realview.sp810_fake.pio system.realview.watchdog_fake.pio system.realview.aaci_fake.pio system.realview.lan_fake.pio system.realview.usb_fake.pio system.realview.mmc_fake.pio system.realview.energy_ctrl.pio system.realview.ide.pio system.realview.ide.config system.realview.ethernet.pio system.realview.ethernet.config system.iocache.cpu_side
 slave=system.bridge.master system.realview.clcd.dma system.realview.cf_ctrl.dma system.realview.ide.dma system.realview.ethernet.dma
@@ -449,11 +455,14 @@ type=CoherentXBar
 children=badaddr_responder
 clk_domain=system.clk_domain
 eventq_index=0
-header_cycles=1
+forward_latency=4
+frontend_latency=3
+response_latency=2
 snoop_filter=Null
+snoop_response_latency=4
 system=system
 use_default_range=false
-width=8
+width=16
 default=system.membus.badaddr_responder.pio
 master=system.bridge.slave system.realview.nvmem.port system.realview.gic.pio system.realview.local_cpu_timer.pio system.realview.vgic.pio system.physmem.port
 slave=system.realview.hdlcd.dma system.system_port system.cpu.l2cache.mem_side system.iocache.mem_side
diff --git a/tests/quick/fs/10.linux-boot/ref/arm/linux/realview-simple-timing-dual/config.ini b/tests/quick/fs/10.linux-boot/ref/arm/linux/realview-simple-timing-dual/config.ini
index ab3d1e239..bb8aa99f6 100644
--- a/tests/quick/fs/10.linux-boot/ref/arm/linux/realview-simple-timing-dual/config.ini
+++ b/tests/quick/fs/10.linux-boot/ref/arm/linux/realview-simple-timing-dual/config.ini
@@ -38,6 +38,7 @@ machine_type=VExpress_EMM
 mem_mode=timing
 mem_ranges=2147483648:2415919103
 memories=system.physmem system.realview.nvmem system.realview.vram
+mmap_using_noreserve=false
 multi_proc=true
 num_work_ids=16
 panic_on_oops=true
@@ -173,6 +174,7 @@ type=ArmStage2MMU
 children=stage2_tlb
 eventq_index=0
 stage2_tlb=system.cpu0.dstage2_mmu.stage2_tlb
+sys=system
 tlb=system.cpu0.dtb
 
 [system.cpu0.dstage2_mmu.stage2_tlb]
@@ -190,7 +192,6 @@ eventq_index=0
 is_stage2=true
 num_squash_per_cycle=2
 sys=system
-port=system.cpu0.toL2Bus.slave[5]
 
 [system.cpu0.dtb]
 type=ArmTLB
@@ -284,6 +285,7 @@ type=ArmStage2MMU
 children=stage2_tlb
 eventq_index=0
 stage2_tlb=system.cpu0.istage2_mmu.stage2_tlb
+sys=system
 tlb=system.cpu0.itb
 
 [system.cpu0.istage2_mmu.stage2_tlb]
@@ -301,7 +303,6 @@ eventq_index=0
 is_stage2=true
 num_squash_per_cycle=2
 sys=system
-port=system.cpu0.toL2Bus.slave[4]
 
 [system.cpu0.itb]
 type=ArmTLB
@@ -385,13 +386,16 @@ size=1048576
 type=CoherentXBar
 clk_domain=system.cpu_clk_domain
 eventq_index=0
-header_cycles=1
+forward_latency=0
+frontend_latency=1
+response_latency=1
 snoop_filter=Null
+snoop_response_latency=1
 system=system
 use_default_range=false
 width=32
 master=system.cpu0.l2cache.cpu_side
-slave=system.cpu0.icache.mem_side system.cpu0.dcache.mem_side system.cpu0.itb.walker.port system.cpu0.dtb.walker.port system.cpu0.istage2_mmu.stage2_tlb.walker.port system.cpu0.dstage2_mmu.stage2_tlb.walker.port
+slave=system.cpu0.icache.mem_side system.cpu0.dcache.mem_side system.cpu0.itb.walker.port system.cpu0.dtb.walker.port
 
 [system.cpu0.tracer]
 type=ExeTracer
@@ -473,6 +477,7 @@ type=ArmStage2MMU
 children=stage2_tlb
 eventq_index=0
 stage2_tlb=system.cpu1.dstage2_mmu.stage2_tlb
+sys=system
 tlb=system.cpu1.dtb
 
 [system.cpu1.dstage2_mmu.stage2_tlb]
@@ -490,7 +495,6 @@ eventq_index=0
 is_stage2=true
 num_squash_per_cycle=2
 sys=system
-port=system.cpu1.toL2Bus.slave[5]
 
 [system.cpu1.dtb]
 type=ArmTLB
@@ -584,6 +588,7 @@ type=ArmStage2MMU
 children=stage2_tlb
 eventq_index=0
 stage2_tlb=system.cpu1.istage2_mmu.stage2_tlb
+sys=system
 tlb=system.cpu1.itb
 
 [system.cpu1.istage2_mmu.stage2_tlb]
@@ -601,7 +606,6 @@ eventq_index=0
 is_stage2=true
 num_squash_per_cycle=2
 sys=system
-port=system.cpu1.toL2Bus.slave[4]
 
 [system.cpu1.itb]
 type=ArmTLB
@@ -685,13 +689,16 @@ size=1048576
 type=CoherentXBar
 clk_domain=system.cpu_clk_domain
 eventq_index=0
-header_cycles=1
+forward_latency=0
+frontend_latency=1
+response_latency=1
 snoop_filter=Null
+snoop_response_latency=1
 system=system
 use_default_range=false
 width=32
 master=system.cpu1.l2cache.cpu_side
-slave=system.cpu1.icache.mem_side system.cpu1.dcache.mem_side system.cpu1.itb.walker.port system.cpu1.dtb.walker.port system.cpu1.istage2_mmu.stage2_tlb.walker.port system.cpu1.dstage2_mmu.stage2_tlb.walker.port
+slave=system.cpu1.icache.mem_side system.cpu1.dcache.mem_side system.cpu1.itb.walker.port system.cpu1.dtb.walker.port
 
 [system.cpu1.tracer]
 type=ExeTracer
@@ -722,9 +729,11 @@ sys=system
 type=NoncoherentXBar
 clk_domain=system.clk_domain
 eventq_index=0
-header_cycles=1
+forward_latency=1
+frontend_latency=2
+response_latency=2
 use_default_range=true
-width=8
+width=16
 default=system.realview.pciconfig.pio
 master=system.realview.uart.pio system.realview.realview_io.pio system.realview.timer0.pio system.realview.timer1.pio system.realview.clcd.pio system.realview.hdlcd.pio system.realview.kmi0.pio system.realview.kmi1.pio system.realview.cf_ctrl.pio system.realview.cf_ctrl.config system.realview.rtc.pio system.realview.vram.port system.realview.l2x0_fake.pio system.realview.uart1_fake.pio system.realview.uart2_fake.pio system.realview.uart3_fake.pio system.realview.sp810_fake.pio system.realview.watchdog_fake.pio system.realview.aaci_fake.pio system.realview.lan_fake.pio system.realview.usb_fake.pio system.realview.mmc_fake.pio system.realview.energy_ctrl.pio system.realview.ide.pio system.realview.ide.config system.realview.ethernet.pio system.realview.ethernet.config system.iocache.cpu_side
 slave=system.bridge.master system.realview.clcd.dma system.realview.cf_ctrl.dma system.realview.ide.dma system.realview.ethernet.dma
@@ -806,11 +815,14 @@ type=CoherentXBar
 children=badaddr_responder
 clk_domain=system.clk_domain
 eventq_index=0
-header_cycles=1
+forward_latency=4
+frontend_latency=3
+response_latency=2
 snoop_filter=Null
+snoop_response_latency=4
 system=system
 use_default_range=false
-width=8
+width=16
 default=system.membus.badaddr_responder.pio
 master=system.bridge.slave system.realview.nvmem.port system.realview.gic.pio system.realview.local_cpu_timer.pio system.realview.vgic.pio system.physmem.port
 slave=system.realview.hdlcd.dma system.system_port system.l2c.mem_side system.iocache.mem_side
@@ -860,7 +872,7 @@ IDD62=0.000000
 VDD=1.500000
 VDD2=0.000000
 activation_limit=4
-addr_mapping=RoRaBaChCo
+addr_mapping=RoRaBaCoCh
 bank_groups_per_rank=0
 banks_per_rank=8
 burst_length=8
@@ -1571,11 +1583,14 @@ port=3456
 type=CoherentXBar
 clk_domain=system.cpu_clk_domain
 eventq_index=0
-header_cycles=1
+forward_latency=0
+frontend_latency=1
+response_latency=1
 snoop_filter=Null
+snoop_response_latency=1
 system=system
 use_default_range=false
-width=8
+width=32
 master=system.l2c.cpu_side
 slave=system.cpu0.l2cache.mem_side system.cpu1.l2cache.mem_side
 
diff --git a/tests/quick/fs/10.linux-boot/ref/arm/linux/realview-simple-timing/config.ini b/tests/quick/fs/10.linux-boot/ref/arm/linux/realview-simple-timing/config.ini
index 8649cd2a1..3447337f9 100644
--- a/tests/quick/fs/10.linux-boot/ref/arm/linux/realview-simple-timing/config.ini
+++ b/tests/quick/fs/10.linux-boot/ref/arm/linux/realview-simple-timing/config.ini
@@ -38,6 +38,7 @@ machine_type=VExpress_EMM
 mem_mode=timing
 mem_ranges=2147483648:2415919103
 memories=system.physmem system.realview.nvmem system.realview.vram
+mmap_using_noreserve=false
 multi_proc=true
 num_work_ids=16
 panic_on_oops=true
@@ -173,6 +174,7 @@ type=ArmStage2MMU
 children=stage2_tlb
 eventq_index=0
 stage2_tlb=system.cpu.dstage2_mmu.stage2_tlb
+sys=system
 tlb=system.cpu.dtb
 
 [system.cpu.dstage2_mmu.stage2_tlb]
@@ -190,7 +192,6 @@ eventq_index=0
 is_stage2=true
 num_squash_per_cycle=2
 sys=system
-port=system.cpu.toL2Bus.slave[5]
 
 [system.cpu.dtb]
 type=ArmTLB
@@ -284,6 +285,7 @@ type=ArmStage2MMU
 children=stage2_tlb
 eventq_index=0
 stage2_tlb=system.cpu.istage2_mmu.stage2_tlb
+sys=system
 tlb=system.cpu.itb
 
 [system.cpu.istage2_mmu.stage2_tlb]
@@ -301,7 +303,6 @@ eventq_index=0
 is_stage2=true
 num_squash_per_cycle=2
 sys=system
-port=system.cpu.toL2Bus.slave[4]
 
 [system.cpu.itb]
 type=ArmTLB
@@ -360,13 +361,16 @@ size=4194304
 type=CoherentXBar
 clk_domain=system.cpu_clk_domain
 eventq_index=0
-header_cycles=1
+forward_latency=0
+frontend_latency=1
+response_latency=1
 snoop_filter=Null
+snoop_response_latency=1
 system=system
 use_default_range=false
 width=32
 master=system.cpu.l2cache.cpu_side
-slave=system.cpu.icache.mem_side system.cpu.dcache.mem_side system.cpu.itb.walker.port system.cpu.dtb.walker.port system.cpu.istage2_mmu.stage2_tlb.walker.port system.cpu.dstage2_mmu.stage2_tlb.walker.port
+slave=system.cpu.icache.mem_side system.cpu.dcache.mem_side system.cpu.itb.walker.port system.cpu.dtb.walker.port
 
 [system.cpu.tracer]
 type=ExeTracer
@@ -397,9 +401,11 @@ sys=system
 type=NoncoherentXBar
 clk_domain=system.clk_domain
 eventq_index=0
-header_cycles=1
+forward_latency=1
+frontend_latency=2
+response_latency=2
 use_default_range=true
-width=8
+width=16
 default=system.realview.pciconfig.pio
 master=system.realview.uart.pio system.realview.realview_io.pio system.realview.timer0.pio system.realview.timer1.pio system.realview.clcd.pio system.realview.hdlcd.pio system.realview.kmi0.pio system.realview.kmi1.pio system.realview.cf_ctrl.pio system.realview.cf_ctrl.config system.realview.rtc.pio system.realview.vram.port system.realview.l2x0_fake.pio system.realview.uart1_fake.pio system.realview.uart2_fake.pio system.realview.uart3_fake.pio system.realview.sp810_fake.pio system.realview.watchdog_fake.pio system.realview.aaci_fake.pio system.realview.lan_fake.pio system.realview.usb_fake.pio system.realview.mmc_fake.pio system.realview.energy_ctrl.pio system.realview.ide.pio system.realview.ide.config system.realview.ethernet.pio system.realview.ethernet.config system.iocache.cpu_side
 slave=system.bridge.master system.realview.clcd.dma system.realview.cf_ctrl.dma system.realview.ide.dma system.realview.ethernet.dma
@@ -445,11 +451,14 @@ type=CoherentXBar
 children=badaddr_responder
 clk_domain=system.clk_domain
 eventq_index=0
-header_cycles=1
+forward_latency=4
+frontend_latency=3
+response_latency=2
 snoop_filter=Null
+snoop_response_latency=4
 system=system
 use_default_range=false
-width=8
+width=16
 default=system.membus.badaddr_responder.pio
 master=system.bridge.slave system.realview.nvmem.port system.realview.gic.pio system.realview.local_cpu_timer.pio system.realview.vgic.pio system.physmem.port
 slave=system.realview.hdlcd.dma system.system_port system.cpu.l2cache.mem_side system.iocache.mem_side
@@ -499,7 +508,7 @@ IDD62=0.000000
 VDD=1.500000
 VDD2=0.000000
 activation_limit=4
-addr_mapping=RoRaBaChCo
+addr_mapping=RoRaBaCoCh
 bank_groups_per_rank=0
 banks_per_rank=8
 burst_length=8
diff --git a/tests/quick/fs/10.linux-boot/ref/arm/linux/realview-switcheroo-atomic/config.ini b/tests/quick/fs/10.linux-boot/ref/arm/linux/realview-switcheroo-atomic/config.ini
index f413c6048..8c83d4cbb 100644
--- a/tests/quick/fs/10.linux-boot/ref/arm/linux/realview-switcheroo-atomic/config.ini
+++ b/tests/quick/fs/10.linux-boot/ref/arm/linux/realview-switcheroo-atomic/config.ini
@@ -38,6 +38,7 @@ machine_type=VExpress_EMM
 mem_mode=atomic
 mem_ranges=2147483648:2415919103
 memories=system.physmem system.realview.nvmem system.realview.vram
+mmap_using_noreserve=false
 multi_proc=true
 num_work_ids=16
 panic_on_oops=true
@@ -177,6 +178,7 @@ type=ArmStage2MMU
 children=stage2_tlb
 eventq_index=0
 stage2_tlb=system.cpu0.dstage2_mmu.stage2_tlb
+sys=system
 tlb=system.cpu0.dtb
 
 [system.cpu0.dstage2_mmu.stage2_tlb]
@@ -194,7 +196,6 @@ eventq_index=0
 is_stage2=true
 num_squash_per_cycle=2
 sys=system
-port=system.toL2Bus.slave[5]
 
 [system.cpu0.dtb]
 type=ArmTLB
@@ -288,6 +289,7 @@ type=ArmStage2MMU
 children=stage2_tlb
 eventq_index=0
 stage2_tlb=system.cpu0.istage2_mmu.stage2_tlb
+sys=system
 tlb=system.cpu0.itb
 
 [system.cpu0.istage2_mmu.stage2_tlb]
@@ -305,7 +307,6 @@ eventq_index=0
 is_stage2=true
 num_squash_per_cycle=2
 sys=system
-port=system.toL2Bus.slave[4]
 
 [system.cpu0.itb]
 type=ArmTLB
@@ -370,6 +371,7 @@ type=ArmStage2MMU
 children=stage2_tlb
 eventq_index=0
 stage2_tlb=system.cpu1.dstage2_mmu.stage2_tlb
+sys=system
 tlb=system.cpu1.dtb
 
 [system.cpu1.dstage2_mmu.stage2_tlb]
@@ -439,6 +441,7 @@ type=ArmStage2MMU
 children=stage2_tlb
 eventq_index=0
 stage2_tlb=system.cpu1.istage2_mmu.stage2_tlb
+sys=system
 tlb=system.cpu1.itb
 
 [system.cpu1.istage2_mmu.stage2_tlb]
@@ -502,9 +505,11 @@ sys=system
 type=NoncoherentXBar
 clk_domain=system.clk_domain
 eventq_index=0
-header_cycles=1
+forward_latency=1
+frontend_latency=2
+response_latency=2
 use_default_range=true
-width=8
+width=16
 default=system.realview.pciconfig.pio
 master=system.realview.uart.pio system.realview.realview_io.pio system.realview.timer0.pio system.realview.timer1.pio system.realview.clcd.pio system.realview.hdlcd.pio system.realview.kmi0.pio system.realview.kmi1.pio system.realview.cf_ctrl.pio system.realview.cf_ctrl.config system.realview.rtc.pio system.realview.vram.port system.realview.l2x0_fake.pio system.realview.uart1_fake.pio system.realview.uart2_fake.pio system.realview.uart3_fake.pio system.realview.sp810_fake.pio system.realview.watchdog_fake.pio system.realview.aaci_fake.pio system.realview.lan_fake.pio system.realview.usb_fake.pio system.realview.mmc_fake.pio system.realview.energy_ctrl.pio system.realview.ide.pio system.realview.ide.config system.realview.ethernet.pio system.realview.ethernet.config system.iocache.cpu_side
 slave=system.bridge.master system.realview.clcd.dma system.realview.cf_ctrl.dma system.realview.ide.dma system.realview.ethernet.dma
@@ -586,11 +591,14 @@ type=CoherentXBar
 children=badaddr_responder
 clk_domain=system.clk_domain
 eventq_index=0
-header_cycles=1
+forward_latency=4
+frontend_latency=3
+response_latency=2
 snoop_filter=Null
+snoop_response_latency=4
 system=system
 use_default_range=false
-width=8
+width=16
 default=system.membus.badaddr_responder.pio
 master=system.bridge.slave system.realview.nvmem.port system.realview.gic.pio system.realview.local_cpu_timer.pio system.realview.vgic.pio system.physmem.port
 slave=system.realview.hdlcd.dma system.system_port system.l2c.mem_side system.iocache.mem_side
@@ -1287,13 +1295,16 @@ port=3456
 type=CoherentXBar
 clk_domain=system.cpu_clk_domain
 eventq_index=0
-header_cycles=1
+forward_latency=0
+frontend_latency=1
+response_latency=1
 snoop_filter=Null
+snoop_response_latency=1
 system=system
 use_default_range=false
-width=8
+width=32
 master=system.l2c.cpu_side
-slave=system.cpu0.icache.mem_side system.cpu0.dcache.mem_side system.cpu0.itb.walker.port system.cpu0.dtb.walker.port system.cpu0.istage2_mmu.stage2_tlb.walker.port system.cpu0.dstage2_mmu.stage2_tlb.walker.port
+slave=system.cpu0.icache.mem_side system.cpu0.dcache.mem_side system.cpu0.itb.walker.port system.cpu0.dtb.walker.port
 
 [system.vncserver]
 type=VncServer
diff --git a/tests/quick/fs/10.linux-boot/ref/arm/linux/realview64-simple-atomic-dual/config.ini b/tests/quick/fs/10.linux-boot/ref/arm/linux/realview64-simple-atomic-dual/config.ini
index 76a216752..6a2ebe226 100644
--- a/tests/quick/fs/10.linux-boot/ref/arm/linux/realview64-simple-atomic-dual/config.ini
+++ b/tests/quick/fs/10.linux-boot/ref/arm/linux/realview64-simple-atomic-dual/config.ini
@@ -38,6 +38,7 @@ machine_type=VExpress_EMM64
 mem_mode=atomic
 mem_ranges=2147483648:2415919103
 memories=system.physmem system.realview.nvmem system.realview.vram
+mmap_using_noreserve=false
 multi_proc=true
 num_work_ids=16
 panic_on_oops=true
@@ -177,6 +178,7 @@ type=ArmStage2MMU
 children=stage2_tlb
 eventq_index=0
 stage2_tlb=system.cpu0.dstage2_mmu.stage2_tlb
+sys=system
 tlb=system.cpu0.dtb
 
 [system.cpu0.dstage2_mmu.stage2_tlb]
@@ -194,7 +196,6 @@ eventq_index=0
 is_stage2=true
 num_squash_per_cycle=2
 sys=system
-port=system.cpu0.toL2Bus.slave[5]
 
 [system.cpu0.dtb]
 type=ArmTLB
@@ -288,6 +289,7 @@ type=ArmStage2MMU
 children=stage2_tlb
 eventq_index=0
 stage2_tlb=system.cpu0.istage2_mmu.stage2_tlb
+sys=system
 tlb=system.cpu0.itb
 
 [system.cpu0.istage2_mmu.stage2_tlb]
@@ -305,7 +307,6 @@ eventq_index=0
 is_stage2=true
 num_squash_per_cycle=2
 sys=system
-port=system.cpu0.toL2Bus.slave[4]
 
 [system.cpu0.itb]
 type=ArmTLB
@@ -389,13 +390,16 @@ size=1048576
 type=CoherentXBar
 clk_domain=system.cpu_clk_domain
 eventq_index=0
-header_cycles=1
+forward_latency=0
+frontend_latency=1
+response_latency=1
 snoop_filter=Null
+snoop_response_latency=1
 system=system
 use_default_range=false
 width=32
 master=system.cpu0.l2cache.cpu_side
-slave=system.cpu0.icache.mem_side system.cpu0.dcache.mem_side system.cpu0.itb.walker.port system.cpu0.dtb.walker.port system.cpu0.istage2_mmu.stage2_tlb.walker.port system.cpu0.dstage2_mmu.stage2_tlb.walker.port
+slave=system.cpu0.icache.mem_side system.cpu0.dcache.mem_side system.cpu0.itb.walker.port system.cpu0.dtb.walker.port
 
 [system.cpu0.tracer]
 type=ExeTracer
@@ -481,6 +485,7 @@ type=ArmStage2MMU
 children=stage2_tlb
 eventq_index=0
 stage2_tlb=system.cpu1.dstage2_mmu.stage2_tlb
+sys=system
 tlb=system.cpu1.dtb
 
 [system.cpu1.dstage2_mmu.stage2_tlb]
@@ -498,7 +503,6 @@ eventq_index=0
 is_stage2=true
 num_squash_per_cycle=2
 sys=system
-port=system.cpu1.toL2Bus.slave[5]
 
 [system.cpu1.dtb]
 type=ArmTLB
@@ -592,6 +596,7 @@ type=ArmStage2MMU
 children=stage2_tlb
 eventq_index=0
 stage2_tlb=system.cpu1.istage2_mmu.stage2_tlb
+sys=system
 tlb=system.cpu1.itb
 
 [system.cpu1.istage2_mmu.stage2_tlb]
@@ -609,7 +614,6 @@ eventq_index=0
 is_stage2=true
 num_squash_per_cycle=2
 sys=system
-port=system.cpu1.toL2Bus.slave[4]
 
 [system.cpu1.itb]
 type=ArmTLB
@@ -693,13 +697,16 @@ size=1048576
 type=CoherentXBar
 clk_domain=system.cpu_clk_domain
 eventq_index=0
-header_cycles=1
+forward_latency=0
+frontend_latency=1
+response_latency=1
 snoop_filter=Null
+snoop_response_latency=1
 system=system
 use_default_range=false
 width=32
 master=system.cpu1.l2cache.cpu_side
-slave=system.cpu1.icache.mem_side system.cpu1.dcache.mem_side system.cpu1.itb.walker.port system.cpu1.dtb.walker.port system.cpu1.istage2_mmu.stage2_tlb.walker.port system.cpu1.dstage2_mmu.stage2_tlb.walker.port
+slave=system.cpu1.icache.mem_side system.cpu1.dcache.mem_side system.cpu1.itb.walker.port system.cpu1.dtb.walker.port
 
 [system.cpu1.tracer]
 type=ExeTracer
@@ -730,9 +737,11 @@ sys=system
 type=NoncoherentXBar
 clk_domain=system.clk_domain
 eventq_index=0
-header_cycles=1
+forward_latency=1
+frontend_latency=2
+response_latency=2
 use_default_range=true
-width=8
+width=16
 default=system.realview.pciconfig.pio
 master=system.realview.uart.pio system.realview.realview_io.pio system.realview.timer0.pio system.realview.timer1.pio system.realview.clcd.pio system.realview.hdlcd.pio system.realview.kmi0.pio system.realview.kmi1.pio system.realview.cf_ctrl.pio system.realview.cf_ctrl.config system.realview.rtc.pio system.realview.vram.port system.realview.l2x0_fake.pio system.realview.uart1_fake.pio system.realview.uart2_fake.pio system.realview.uart3_fake.pio system.realview.sp810_fake.pio system.realview.watchdog_fake.pio system.realview.aaci_fake.pio system.realview.lan_fake.pio system.realview.usb_fake.pio system.realview.mmc_fake.pio system.realview.energy_ctrl.pio system.realview.ide.pio system.realview.ide.config system.realview.ethernet.pio system.realview.ethernet.config system.iocache.cpu_side
 slave=system.bridge.master system.realview.clcd.dma system.realview.cf_ctrl.dma system.realview.ide.dma system.realview.ethernet.dma
@@ -814,11 +823,14 @@ type=CoherentXBar
 children=badaddr_responder
 clk_domain=system.clk_domain
 eventq_index=0
-header_cycles=1
+forward_latency=4
+frontend_latency=3
+response_latency=2
 snoop_filter=Null
+snoop_response_latency=4
 system=system
 use_default_range=false
-width=8
+width=16
 default=system.membus.badaddr_responder.pio
 master=system.bridge.slave system.realview.nvmem.port system.realview.gic.pio system.realview.local_cpu_timer.pio system.realview.vgic.pio system.physmem.port
 slave=system.realview.hdlcd.dma system.system_port system.l2c.mem_side system.iocache.mem_side
@@ -1515,11 +1527,14 @@ port=3456
 type=CoherentXBar
 clk_domain=system.cpu_clk_domain
 eventq_index=0
-header_cycles=1
+forward_latency=0
+frontend_latency=1
+response_latency=1
 snoop_filter=Null
+snoop_response_latency=1
 system=system
 use_default_range=false
-width=8
+width=32
 master=system.l2c.cpu_side
 slave=system.cpu0.l2cache.mem_side system.cpu1.l2cache.mem_side
 
diff --git a/tests/quick/fs/10.linux-boot/ref/arm/linux/realview64-simple-atomic/config.ini b/tests/quick/fs/10.linux-boot/ref/arm/linux/realview64-simple-atomic/config.ini
index eb15ee6f5..f454bf736 100644
--- a/tests/quick/fs/10.linux-boot/ref/arm/linux/realview64-simple-atomic/config.ini
+++ b/tests/quick/fs/10.linux-boot/ref/arm/linux/realview64-simple-atomic/config.ini
@@ -38,6 +38,7 @@ machine_type=VExpress_EMM64
 mem_mode=atomic
 mem_ranges=2147483648:2415919103
 memories=system.physmem system.realview.nvmem system.realview.vram
+mmap_using_noreserve=false
 multi_proc=true
 num_work_ids=16
 panic_on_oops=true
@@ -177,6 +178,7 @@ type=ArmStage2MMU
 children=stage2_tlb
 eventq_index=0
 stage2_tlb=system.cpu.dstage2_mmu.stage2_tlb
+sys=system
 tlb=system.cpu.dtb
 
 [system.cpu.dstage2_mmu.stage2_tlb]
@@ -194,7 +196,6 @@ eventq_index=0
 is_stage2=true
 num_squash_per_cycle=2
 sys=system
-port=system.cpu.toL2Bus.slave[5]
 
 [system.cpu.dtb]
 type=ArmTLB
@@ -288,6 +289,7 @@ type=ArmStage2MMU
 children=stage2_tlb
 eventq_index=0
 stage2_tlb=system.cpu.istage2_mmu.stage2_tlb
+sys=system
 tlb=system.cpu.itb
 
 [system.cpu.istage2_mmu.stage2_tlb]
@@ -305,7 +307,6 @@ eventq_index=0
 is_stage2=true
 num_squash_per_cycle=2
 sys=system
-port=system.cpu.toL2Bus.slave[4]
 
 [system.cpu.itb]
 type=ArmTLB
@@ -364,13 +365,16 @@ size=4194304
 type=CoherentXBar
 clk_domain=system.cpu_clk_domain
 eventq_index=0
-header_cycles=1
+forward_latency=0
+frontend_latency=1
+response_latency=1
 snoop_filter=Null
+snoop_response_latency=1
 system=system
 use_default_range=false
 width=32
 master=system.cpu.l2cache.cpu_side
-slave=system.cpu.icache.mem_side system.cpu.dcache.mem_side system.cpu.itb.walker.port system.cpu.dtb.walker.port system.cpu.istage2_mmu.stage2_tlb.walker.port system.cpu.dstage2_mmu.stage2_tlb.walker.port
+slave=system.cpu.icache.mem_side system.cpu.dcache.mem_side system.cpu.itb.walker.port system.cpu.dtb.walker.port
 
 [system.cpu.tracer]
 type=ExeTracer
@@ -401,9 +405,11 @@ sys=system
 type=NoncoherentXBar
 clk_domain=system.clk_domain
 eventq_index=0
-header_cycles=1
+forward_latency=1
+frontend_latency=2
+response_latency=2
 use_default_range=true
-width=8
+width=16
 default=system.realview.pciconfig.pio
 master=system.realview.uart.pio system.realview.realview_io.pio system.realview.timer0.pio system.realview.timer1.pio system.realview.clcd.pio system.realview.hdlcd.pio system.realview.kmi0.pio system.realview.kmi1.pio system.realview.cf_ctrl.pio system.realview.cf_ctrl.config system.realview.rtc.pio system.realview.vram.port system.realview.l2x0_fake.pio system.realview.uart1_fake.pio system.realview.uart2_fake.pio system.realview.uart3_fake.pio system.realview.sp810_fake.pio system.realview.watchdog_fake.pio system.realview.aaci_fake.pio system.realview.lan_fake.pio system.realview.usb_fake.pio system.realview.mmc_fake.pio system.realview.energy_ctrl.pio system.realview.ide.pio system.realview.ide.config system.realview.ethernet.pio system.realview.ethernet.config system.iocache.cpu_side
 slave=system.bridge.master system.realview.clcd.dma system.realview.cf_ctrl.dma system.realview.ide.dma system.realview.ethernet.dma
@@ -449,11 +455,14 @@ type=CoherentXBar
 children=badaddr_responder
 clk_domain=system.clk_domain
 eventq_index=0
-header_cycles=1
+forward_latency=4
+frontend_latency=3
+response_latency=2
 snoop_filter=Null
+snoop_response_latency=4
 system=system
 use_default_range=false
-width=8
+width=16
 default=system.membus.badaddr_responder.pio
 master=system.bridge.slave system.realview.nvmem.port system.realview.gic.pio system.realview.local_cpu_timer.pio system.realview.vgic.pio system.physmem.port
 slave=system.realview.hdlcd.dma system.system_port system.cpu.l2cache.mem_side system.iocache.mem_side
diff --git a/tests/quick/fs/10.linux-boot/ref/arm/linux/realview64-simple-timing-dual/config.ini b/tests/quick/fs/10.linux-boot/ref/arm/linux/realview64-simple-timing-dual/config.ini
index 95d0c343b..1dec8a2fa 100644
--- a/tests/quick/fs/10.linux-boot/ref/arm/linux/realview64-simple-timing-dual/config.ini
+++ b/tests/quick/fs/10.linux-boot/ref/arm/linux/realview64-simple-timing-dual/config.ini
@@ -38,6 +38,7 @@ machine_type=VExpress_EMM64
 mem_mode=timing
 mem_ranges=2147483648:2415919103
 memories=system.physmem system.realview.nvmem system.realview.vram
+mmap_using_noreserve=false
 multi_proc=true
 num_work_ids=16
 panic_on_oops=true
@@ -173,6 +174,7 @@ type=ArmStage2MMU
 children=stage2_tlb
 eventq_index=0
 stage2_tlb=system.cpu0.dstage2_mmu.stage2_tlb
+sys=system
 tlb=system.cpu0.dtb
 
 [system.cpu0.dstage2_mmu.stage2_tlb]
@@ -190,7 +192,6 @@ eventq_index=0
 is_stage2=true
 num_squash_per_cycle=2
 sys=system
-port=system.cpu0.toL2Bus.slave[5]
 
 [system.cpu0.dtb]
 type=ArmTLB
@@ -284,6 +285,7 @@ type=ArmStage2MMU
 children=stage2_tlb
 eventq_index=0
 stage2_tlb=system.cpu0.istage2_mmu.stage2_tlb
+sys=system
 tlb=system.cpu0.itb
 
 [system.cpu0.istage2_mmu.stage2_tlb]
@@ -301,7 +303,6 @@ eventq_index=0
 is_stage2=true
 num_squash_per_cycle=2
 sys=system
-port=system.cpu0.toL2Bus.slave[4]
 
 [system.cpu0.itb]
 type=ArmTLB
@@ -385,13 +386,16 @@ size=1048576
 type=CoherentXBar
 clk_domain=system.cpu_clk_domain
 eventq_index=0
-header_cycles=1
+forward_latency=0
+frontend_latency=1
+response_latency=1
 snoop_filter=Null
+snoop_response_latency=1
 system=system
 use_default_range=false
 width=32
 master=system.cpu0.l2cache.cpu_side
-slave=system.cpu0.icache.mem_side system.cpu0.dcache.mem_side system.cpu0.itb.walker.port system.cpu0.dtb.walker.port system.cpu0.istage2_mmu.stage2_tlb.walker.port system.cpu0.dstage2_mmu.stage2_tlb.walker.port
+slave=system.cpu0.icache.mem_side system.cpu0.dcache.mem_side system.cpu0.itb.walker.port system.cpu0.dtb.walker.port
 
 [system.cpu0.tracer]
 type=ExeTracer
@@ -473,6 +477,7 @@ type=ArmStage2MMU
 children=stage2_tlb
 eventq_index=0
 stage2_tlb=system.cpu1.dstage2_mmu.stage2_tlb
+sys=system
 tlb=system.cpu1.dtb
 
 [system.cpu1.dstage2_mmu.stage2_tlb]
@@ -490,7 +495,6 @@ eventq_index=0
 is_stage2=true
 num_squash_per_cycle=2
 sys=system
-port=system.cpu1.toL2Bus.slave[5]
 
 [system.cpu1.dtb]
 type=ArmTLB
@@ -584,6 +588,7 @@ type=ArmStage2MMU
 children=stage2_tlb
 eventq_index=0
 stage2_tlb=system.cpu1.istage2_mmu.stage2_tlb
+sys=system
 tlb=system.cpu1.itb
 
 [system.cpu1.istage2_mmu.stage2_tlb]
@@ -601,7 +606,6 @@ eventq_index=0
 is_stage2=true
 num_squash_per_cycle=2
 sys=system
-port=system.cpu1.toL2Bus.slave[4]
 
 [system.cpu1.itb]
 type=ArmTLB
@@ -685,13 +689,16 @@ size=1048576
 type=CoherentXBar
 clk_domain=system.cpu_clk_domain
 eventq_index=0
-header_cycles=1
+forward_latency=0
+frontend_latency=1
+response_latency=1
 snoop_filter=Null
+snoop_response_latency=1
 system=system
 use_default_range=false
 width=32
 master=system.cpu1.l2cache.cpu_side
-slave=system.cpu1.icache.mem_side system.cpu1.dcache.mem_side system.cpu1.itb.walker.port system.cpu1.dtb.walker.port system.cpu1.istage2_mmu.stage2_tlb.walker.port system.cpu1.dstage2_mmu.stage2_tlb.walker.port
+slave=system.cpu1.icache.mem_side system.cpu1.dcache.mem_side system.cpu1.itb.walker.port system.cpu1.dtb.walker.port
 
 [system.cpu1.tracer]
 type=ExeTracer
@@ -722,9 +729,11 @@ sys=system
 type=NoncoherentXBar
 clk_domain=system.clk_domain
 eventq_index=0
-header_cycles=1
+forward_latency=1
+frontend_latency=2
+response_latency=2
 use_default_range=true
-width=8
+width=16
 default=system.realview.pciconfig.pio
 master=system.realview.uart.pio system.realview.realview_io.pio system.realview.timer0.pio system.realview.timer1.pio system.realview.clcd.pio system.realview.hdlcd.pio system.realview.kmi0.pio system.realview.kmi1.pio system.realview.cf_ctrl.pio system.realview.cf_ctrl.config system.realview.rtc.pio system.realview.vram.port system.realview.l2x0_fake.pio system.realview.uart1_fake.pio system.realview.uart2_fake.pio system.realview.uart3_fake.pio system.realview.sp810_fake.pio system.realview.watchdog_fake.pio system.realview.aaci_fake.pio system.realview.lan_fake.pio system.realview.usb_fake.pio system.realview.mmc_fake.pio system.realview.energy_ctrl.pio system.realview.ide.pio system.realview.ide.config system.realview.ethernet.pio system.realview.ethernet.config system.iocache.cpu_side
 slave=system.bridge.master system.realview.clcd.dma system.realview.cf_ctrl.dma system.realview.ide.dma system.realview.ethernet.dma
@@ -806,11 +815,14 @@ type=CoherentXBar
 children=badaddr_responder
 clk_domain=system.clk_domain
 eventq_index=0
-header_cycles=1
+forward_latency=4
+frontend_latency=3
+response_latency=2
 snoop_filter=Null
+snoop_response_latency=4
 system=system
 use_default_range=false
-width=8
+width=16
 default=system.membus.badaddr_responder.pio
 master=system.bridge.slave system.realview.nvmem.port system.realview.gic.pio system.realview.local_cpu_timer.pio system.realview.vgic.pio system.physmem.port
 slave=system.realview.hdlcd.dma system.system_port system.l2c.mem_side system.iocache.mem_side
@@ -860,7 +872,7 @@ IDD62=0.000000
 VDD=1.500000
 VDD2=0.000000
 activation_limit=4
-addr_mapping=RoRaBaChCo
+addr_mapping=RoRaBaCoCh
 bank_groups_per_rank=0
 banks_per_rank=8
 burst_length=8
@@ -1571,11 +1583,14 @@ port=3456
 type=CoherentXBar
 clk_domain=system.cpu_clk_domain
 eventq_index=0
-header_cycles=1
+forward_latency=0
+frontend_latency=1
+response_latency=1
 snoop_filter=Null
+snoop_response_latency=1
 system=system
 use_default_range=false
-width=8
+width=32
 master=system.l2c.cpu_side
 slave=system.cpu0.l2cache.mem_side system.cpu1.l2cache.mem_side
 
diff --git a/tests/quick/fs/10.linux-boot/ref/arm/linux/realview64-simple-timing/config.ini b/tests/quick/fs/10.linux-boot/ref/arm/linux/realview64-simple-timing/config.ini
index a676cb380..9587f8b73 100644
--- a/tests/quick/fs/10.linux-boot/ref/arm/linux/realview64-simple-timing/config.ini
+++ b/tests/quick/fs/10.linux-boot/ref/arm/linux/realview64-simple-timing/config.ini
@@ -38,6 +38,7 @@ machine_type=VExpress_EMM64
 mem_mode=timing
 mem_ranges=2147483648:2415919103
 memories=system.physmem system.realview.nvmem system.realview.vram
+mmap_using_noreserve=false
 multi_proc=true
 num_work_ids=16
 panic_on_oops=true
@@ -173,6 +174,7 @@ type=ArmStage2MMU
 children=stage2_tlb
 eventq_index=0
 stage2_tlb=system.cpu.dstage2_mmu.stage2_tlb
+sys=system
 tlb=system.cpu.dtb
 
 [system.cpu.dstage2_mmu.stage2_tlb]
@@ -190,7 +192,6 @@ eventq_index=0
 is_stage2=true
 num_squash_per_cycle=2
 sys=system
-port=system.cpu.toL2Bus.slave[5]
 
 [system.cpu.dtb]
 type=ArmTLB
@@ -284,6 +285,7 @@ type=ArmStage2MMU
 children=stage2_tlb
 eventq_index=0
 stage2_tlb=system.cpu.istage2_mmu.stage2_tlb
+sys=system
 tlb=system.cpu.itb
 
 [system.cpu.istage2_mmu.stage2_tlb]
@@ -301,7 +303,6 @@ eventq_index=0
 is_stage2=true
 num_squash_per_cycle=2
 sys=system
-port=system.cpu.toL2Bus.slave[4]
 
 [system.cpu.itb]
 type=ArmTLB
@@ -360,13 +361,16 @@ size=4194304
 type=CoherentXBar
 clk_domain=system.cpu_clk_domain
 eventq_index=0
-header_cycles=1
+forward_latency=0
+frontend_latency=1
+response_latency=1
 snoop_filter=Null
+snoop_response_latency=1
 system=system
 use_default_range=false
 width=32
 master=system.cpu.l2cache.cpu_side
-slave=system.cpu.icache.mem_side system.cpu.dcache.mem_side system.cpu.itb.walker.port system.cpu.dtb.walker.port system.cpu.istage2_mmu.stage2_tlb.walker.port system.cpu.dstage2_mmu.stage2_tlb.walker.port
+slave=system.cpu.icache.mem_side system.cpu.dcache.mem_side system.cpu.itb.walker.port system.cpu.dtb.walker.port
 
 [system.cpu.tracer]
 type=ExeTracer
@@ -397,9 +401,11 @@ sys=system
 type=NoncoherentXBar
 clk_domain=system.clk_domain
 eventq_index=0
-header_cycles=1
+forward_latency=1
+frontend_latency=2
+response_latency=2
 use_default_range=true
-width=8
+width=16
 default=system.realview.pciconfig.pio
 master=system.realview.uart.pio system.realview.realview_io.pio system.realview.timer0.pio system.realview.timer1.pio system.realview.clcd.pio system.realview.hdlcd.pio system.realview.kmi0.pio system.realview.kmi1.pio system.realview.cf_ctrl.pio system.realview.cf_ctrl.config system.realview.rtc.pio system.realview.vram.port system.realview.l2x0_fake.pio system.realview.uart1_fake.pio system.realview.uart2_fake.pio system.realview.uart3_fake.pio system.realview.sp810_fake.pio system.realview.watchdog_fake.pio system.realview.aaci_fake.pio system.realview.lan_fake.pio system.realview.usb_fake.pio system.realview.mmc_fake.pio system.realview.energy_ctrl.pio system.realview.ide.pio system.realview.ide.config system.realview.ethernet.pio system.realview.ethernet.config system.iocache.cpu_side
 slave=system.bridge.master system.realview.clcd.dma system.realview.cf_ctrl.dma system.realview.ide.dma system.realview.ethernet.dma
@@ -445,11 +451,14 @@ type=CoherentXBar
 children=badaddr_responder
 clk_domain=system.clk_domain
 eventq_index=0
-header_cycles=1
+forward_latency=4
+frontend_latency=3
+response_latency=2
 snoop_filter=Null
+snoop_response_latency=4
 system=system
 use_default_range=false
-width=8
+width=16
 default=system.membus.badaddr_responder.pio
 master=system.bridge.slave system.realview.nvmem.port system.realview.gic.pio system.realview.local_cpu_timer.pio system.realview.vgic.pio system.physmem.port
 slave=system.realview.hdlcd.dma system.system_port system.cpu.l2cache.mem_side system.iocache.mem_side
@@ -499,7 +508,7 @@ IDD62=0.000000
 VDD=1.500000
 VDD2=0.000000
 activation_limit=4
-addr_mapping=RoRaBaChCo
+addr_mapping=RoRaBaCoCh
 bank_groups_per_rank=0
 banks_per_rank=8
 burst_length=8
diff --git a/tests/quick/fs/10.linux-boot/ref/arm/linux/realview64-switcheroo-atomic/config.ini b/tests/quick/fs/10.linux-boot/ref/arm/linux/realview64-switcheroo-atomic/config.ini
index 65b142595..7b6dda94d 100644
--- a/tests/quick/fs/10.linux-boot/ref/arm/linux/realview64-switcheroo-atomic/config.ini
+++ b/tests/quick/fs/10.linux-boot/ref/arm/linux/realview64-switcheroo-atomic/config.ini
@@ -12,12 +12,12 @@ time_sync_spin_threshold=100000000
 type=LinuxArmSystem
 children=bridge cf0 clk_domain cpu0 cpu1 cpu_clk_domain dvfs_handler intrctrl iobus iocache l2c membus physmem realview terminal toL2Bus vncserver voltage_domain
 atags_addr=134217728
-boot_loader=/projects/pd/randd/dist/binaries/boot_emm.arm64
+boot_loader=/scratch/nilay/GEM5/system/binaries/boot_emm.arm64
 boot_osflags=earlyprintk=pl011,0x1c090000 console=ttyAMA0 lpj=19988480 norandmaps rw loglevel=8 mem=256MB root=/dev/sda1
 boot_release_addr=65528
 cache_line_size=64
 clk_domain=system.clk_domain
-dtb_filename=/projects/pd/randd/dist/binaries/vexpress.aarch64.20140821.dtb
+dtb_filename=/scratch/nilay/GEM5/system/binaries/vexpress.aarch64.20140821.dtb
 early_kernel_symbols=false
 enable_context_switch_stats_dump=false
 eventq_index=0
@@ -30,20 +30,21 @@ have_security=false
 have_virtualization=false
 highest_el_is_64=false
 init_param=0
-kernel=/projects/pd/randd/dist/binaries/vmlinux.aarch64.20140821
+kernel=/scratch/nilay/GEM5/system/binaries/vmlinux.aarch64.20140821
 kernel_addr_check=true
 load_addr_mask=268435455
 load_offset=2147483648
 machine_type=VExpress_EMM64
 mem_mode=atomic
 mem_ranges=2147483648:2415919103
-memories=system.realview.nvmem system.physmem system.realview.vram
+memories=system.physmem system.realview.nvmem system.realview.vram
+mmap_using_noreserve=false
 multi_proc=true
 num_work_ids=16
 panic_on_oops=true
 panic_on_panic=true
 phys_addr_range_64=40
-readfile=/work/gem5.latest/tests/halt.sh
+readfile=/scratch/nilay/GEM5/gem5/tests/halt.sh
 reset_addr_64=0
 symbolfile=
 work_begin_ckpt_count=0
@@ -86,7 +87,7 @@ table_size=65536
 [system.cf0.image.child]
 type=RawDiskImage
 eventq_index=0
-image_file=/projects/pd/randd/dist/disks/linaro-minimal-aarch64.img
+image_file=/scratch/nilay/GEM5/system/disks/linaro-minimal-aarch64.img
 read_only=true
 
 [system.clk_domain]
@@ -142,6 +143,7 @@ children=tags
 addr_ranges=0:18446744073709551615
 assoc=4
 clk_domain=system.cpu_clk_domain
+demand_mshr_reserve=1
 eventq_index=0
 forward_snoops=true
 hit_latency=2
@@ -176,6 +178,7 @@ type=ArmStage2MMU
 children=stage2_tlb
 eventq_index=0
 stage2_tlb=system.cpu0.dstage2_mmu.stage2_tlb
+sys=system
 tlb=system.cpu0.dtb
 
 [system.cpu0.dstage2_mmu.stage2_tlb]
@@ -193,7 +196,6 @@ eventq_index=0
 is_stage2=true
 num_squash_per_cycle=2
 sys=system
-port=system.toL2Bus.slave[5]
 
 [system.cpu0.dtb]
 type=ArmTLB
@@ -218,6 +220,7 @@ children=tags
 addr_ranges=0:18446744073709551615
 assoc=1
 clk_domain=system.cpu_clk_domain
+demand_mshr_reserve=1
 eventq_index=0
 forward_snoops=true
 hit_latency=2
@@ -286,6 +289,7 @@ type=ArmStage2MMU
 children=stage2_tlb
 eventq_index=0
 stage2_tlb=system.cpu0.istage2_mmu.stage2_tlb
+sys=system
 tlb=system.cpu0.itb
 
 [system.cpu0.istage2_mmu.stage2_tlb]
@@ -303,7 +307,6 @@ eventq_index=0
 is_stage2=true
 num_squash_per_cycle=2
 sys=system
-port=system.toL2Bus.slave[4]
 
 [system.cpu0.itb]
 type=ArmTLB
@@ -368,6 +371,7 @@ type=ArmStage2MMU
 children=stage2_tlb
 eventq_index=0
 stage2_tlb=system.cpu1.dstage2_mmu.stage2_tlb
+sys=system
 tlb=system.cpu1.dtb
 
 [system.cpu1.dstage2_mmu.stage2_tlb]
@@ -437,6 +441,7 @@ type=ArmStage2MMU
 children=stage2_tlb
 eventq_index=0
 stage2_tlb=system.cpu1.istage2_mmu.stage2_tlb
+sys=system
 tlb=system.cpu1.itb
 
 [system.cpu1.istage2_mmu.stage2_tlb]
@@ -500,9 +505,11 @@ sys=system
 type=NoncoherentXBar
 clk_domain=system.clk_domain
 eventq_index=0
-header_cycles=1
+forward_latency=1
+frontend_latency=2
+response_latency=2
 use_default_range=true
-width=8
+width=16
 default=system.realview.pciconfig.pio
 master=system.realview.uart.pio system.realview.realview_io.pio system.realview.timer0.pio system.realview.timer1.pio system.realview.clcd.pio system.realview.hdlcd.pio system.realview.kmi0.pio system.realview.kmi1.pio system.realview.cf_ctrl.pio system.realview.cf_ctrl.config system.realview.rtc.pio system.realview.vram.port system.realview.l2x0_fake.pio system.realview.uart1_fake.pio system.realview.uart2_fake.pio system.realview.uart3_fake.pio system.realview.sp810_fake.pio system.realview.watchdog_fake.pio system.realview.aaci_fake.pio system.realview.lan_fake.pio system.realview.usb_fake.pio system.realview.mmc_fake.pio system.realview.energy_ctrl.pio system.realview.ide.pio system.realview.ide.config system.realview.ethernet.pio system.realview.ethernet.config system.iocache.cpu_side
 slave=system.bridge.master system.realview.clcd.dma system.realview.cf_ctrl.dma system.realview.ide.dma system.realview.ethernet.dma
@@ -513,6 +520,7 @@ children=tags
 addr_ranges=2147483648:2415919103
 assoc=8
 clk_domain=system.clk_domain
+demand_mshr_reserve=1
 eventq_index=0
 forward_snoops=false
 hit_latency=50
@@ -548,6 +556,7 @@ children=tags
 addr_ranges=0:18446744073709551615
 assoc=8
 clk_domain=system.cpu_clk_domain
+demand_mshr_reserve=1
 eventq_index=0
 forward_snoops=true
 hit_latency=20
@@ -582,11 +591,14 @@ type=CoherentXBar
 children=badaddr_responder
 clk_domain=system.clk_domain
 eventq_index=0
-header_cycles=1
+forward_latency=4
+frontend_latency=3
+response_latency=2
 snoop_filter=Null
+snoop_response_latency=4
 system=system
 use_default_range=false
-width=8
+width=16
 default=system.membus.badaddr_responder.pio
 master=system.bridge.slave system.realview.nvmem.port system.realview.gic.pio system.realview.local_cpu_timer.pio system.realview.vgic.pio system.physmem.port
 slave=system.realview.hdlcd.dma system.system_port system.l2c.mem_side system.iocache.mem_side
@@ -1283,13 +1295,16 @@ port=3456
 type=CoherentXBar
 clk_domain=system.cpu_clk_domain
 eventq_index=0
-header_cycles=1
+forward_latency=0
+frontend_latency=1
+response_latency=1
 snoop_filter=Null
+snoop_response_latency=1
 system=system
 use_default_range=false
-width=8
+width=32
 master=system.l2c.cpu_side
-slave=system.cpu0.icache.mem_side system.cpu0.dcache.mem_side system.cpu0.itb.walker.port system.cpu0.dtb.walker.port system.cpu0.istage2_mmu.stage2_tlb.walker.port system.cpu0.dstage2_mmu.stage2_tlb.walker.port
+slave=system.cpu0.icache.mem_side system.cpu0.dcache.mem_side system.cpu0.itb.walker.port system.cpu0.dtb.walker.port
 
 [system.vncserver]
 type=VncServer
diff --git a/tests/quick/fs/10.linux-boot/ref/x86/linux/pc-simple-atomic/config.ini b/tests/quick/fs/10.linux-boot/ref/x86/linux/pc-simple-atomic/config.ini
index c9fbc7059..9f116c7eb 100644
--- a/tests/quick/fs/10.linux-boot/ref/x86/linux/pc-simple-atomic/config.ini
+++ b/tests/quick/fs/10.linux-boot/ref/x86/linux/pc-simple-atomic/config.ini
@@ -20,15 +20,16 @@ eventq_index=0
 init_param=0
 intel_mp_pointer=system.intel_mp_pointer
 intel_mp_table=system.intel_mp_table
-kernel=/usr/local/google/home/gabeblack/gem5/dist/m5/system/binaries/x86_64-vmlinux-2.6.22.9
+kernel=/scratch/nilay/GEM5/system/binaries/x86_64-vmlinux-2.6.22.9
 kernel_addr_check=true
 load_addr_mask=18446744073709551615
 load_offset=0
 mem_mode=atomic
 mem_ranges=0:134217727
 memories=system.physmem
+mmap_using_noreserve=false
 num_work_ids=16
-readfile=/usr/local/google/home/gabeblack/gem5/hg/gem5/tests/halt.sh
+readfile=/scratch/nilay/GEM5/gem5/tests/halt.sh
 smbios_table=system.smbios_table
 symbolfile=
 work_begin_ckpt_count=0
@@ -362,8 +363,11 @@ size=4194304
 type=CoherentXBar
 clk_domain=system.cpu_clk_domain
 eventq_index=0
-header_cycles=1
+forward_latency=0
+frontend_latency=1
+response_latency=1
 snoop_filter=Null
+snoop_response_latency=1
 system=system
 use_default_range=false
 width=32
@@ -818,9 +822,11 @@ sys=system
 type=NoncoherentXBar
 clk_domain=system.clk_domain
 eventq_index=0
-header_cycles=1
+forward_latency=1
+frontend_latency=2
+response_latency=2
 use_default_range=false
-width=8
+width=16
 default=system.pc.pciconfig.pio
 master=system.apicbridge.slave system.pc.south_bridge.cmos.pio system.pc.south_bridge.dma1.pio system.pc.south_bridge.ide.pio system.pc.south_bridge.ide.config system.pc.south_bridge.keyboard.pio system.pc.south_bridge.pic1.pio system.pc.south_bridge.pic2.pio system.pc.south_bridge.pit.pio system.pc.south_bridge.speaker.pio system.pc.south_bridge.io_apic.pio system.pc.i_dont_exist1.pio system.pc.i_dont_exist2.pio system.pc.behind_pci.pio system.pc.com_1.pio system.pc.fake_com_2.pio system.pc.fake_com_3.pio system.pc.fake_com_4.pio system.pc.fake_floppy.pio system.iocache.cpu_side
 slave=system.bridge.master system.pc.south_bridge.ide.dma system.pc.south_bridge.io_apic.int_master
@@ -866,11 +872,14 @@ type=CoherentXBar
 children=badaddr_responder
 clk_domain=system.clk_domain
 eventq_index=0
-header_cycles=1
+forward_latency=4
+frontend_latency=3
+response_latency=2
 snoop_filter=Null
+snoop_response_latency=4
 system=system
 use_default_range=false
-width=8
+width=16
 default=system.membus.badaddr_responder.pio
 master=system.bridge.slave system.cpu.interrupts.pio system.cpu.interrupts.int_slave system.physmem.port
 slave=system.apicbridge.master system.system_port system.cpu.l2cache.mem_side system.cpu.interrupts.int_master system.iocache.mem_side
@@ -1208,7 +1217,7 @@ table_size=65536
 [system.pc.south_bridge.ide.disks0.image.child]
 type=RawDiskImage
 eventq_index=0
-image_file=/usr/local/google/home/gabeblack/gem5/dist/m5/system/disks/linux-x86.img
+image_file=/scratch/nilay/GEM5/system/disks/linux-x86.img
 read_only=true
 
 [system.pc.south_bridge.ide.disks1]
@@ -1231,7 +1240,7 @@ table_size=65536
 [system.pc.south_bridge.ide.disks1.image.child]
 type=RawDiskImage
 eventq_index=0
-image_file=/usr/local/google/home/gabeblack/gem5/dist/m5/system/disks/linux-bigswap2.img
+image_file=/scratch/nilay/GEM5/system/disks/linux-bigswap2.img
 read_only=true
 
 [system.pc.south_bridge.int_lines0]
diff --git a/tests/quick/fs/10.linux-boot/ref/x86/linux/pc-simple-timing/config.ini b/tests/quick/fs/10.linux-boot/ref/x86/linux/pc-simple-timing/config.ini
index 8b71c52a2..c5dd21d18 100644
--- a/tests/quick/fs/10.linux-boot/ref/x86/linux/pc-simple-timing/config.ini
+++ b/tests/quick/fs/10.linux-boot/ref/x86/linux/pc-simple-timing/config.ini
@@ -20,15 +20,16 @@ eventq_index=0
 init_param=0
 intel_mp_pointer=system.intel_mp_pointer
 intel_mp_table=system.intel_mp_table
-kernel=/usr/local/google/home/gabeblack/gem5/dist/m5/system/binaries/x86_64-vmlinux-2.6.22.9
+kernel=/scratch/nilay/GEM5/system/binaries/x86_64-vmlinux-2.6.22.9
 kernel_addr_check=true
 load_addr_mask=18446744073709551615
 load_offset=0
 mem_mode=timing
 mem_ranges=0:134217727
 memories=system.physmem
+mmap_using_noreserve=false
 num_work_ids=16
-readfile=/usr/local/google/home/gabeblack/gem5/hg/gem5/tests/halt.sh
+readfile=/scratch/nilay/GEM5/gem5/tests/halt.sh
 smbios_table=system.smbios_table
 symbolfile=
 work_begin_ckpt_count=0
@@ -358,8 +359,11 @@ size=4194304
 type=CoherentXBar
 clk_domain=system.cpu_clk_domain
 eventq_index=0
-header_cycles=1
+forward_latency=0
+frontend_latency=1
+response_latency=1
 snoop_filter=Null
+snoop_response_latency=1
 system=system
 use_default_range=false
 width=32
@@ -814,9 +818,11 @@ sys=system
 type=NoncoherentXBar
 clk_domain=system.clk_domain
 eventq_index=0
-header_cycles=1
+forward_latency=1
+frontend_latency=2
+response_latency=2
 use_default_range=false
-width=8
+width=16
 default=system.pc.pciconfig.pio
 master=system.apicbridge.slave system.pc.south_bridge.cmos.pio system.pc.south_bridge.dma1.pio system.pc.south_bridge.ide.pio system.pc.south_bridge.ide.config system.pc.south_bridge.keyboard.pio system.pc.south_bridge.pic1.pio system.pc.south_bridge.pic2.pio system.pc.south_bridge.pit.pio system.pc.south_bridge.speaker.pio system.pc.south_bridge.io_apic.pio system.pc.i_dont_exist1.pio system.pc.i_dont_exist2.pio system.pc.behind_pci.pio system.pc.com_1.pio system.pc.fake_com_2.pio system.pc.fake_com_3.pio system.pc.fake_com_4.pio system.pc.fake_floppy.pio system.iocache.cpu_side
 slave=system.bridge.master system.pc.south_bridge.ide.dma system.pc.south_bridge.io_apic.int_master
@@ -862,11 +868,14 @@ type=CoherentXBar
 children=badaddr_responder
 clk_domain=system.clk_domain
 eventq_index=0
-header_cycles=1
+forward_latency=4
+frontend_latency=3
+response_latency=2
 snoop_filter=Null
+snoop_response_latency=4
 system=system
 use_default_range=false
-width=8
+width=16
 default=system.membus.badaddr_responder.pio
 master=system.bridge.slave system.cpu.interrupts.pio system.cpu.interrupts.int_slave system.physmem.port
 slave=system.apicbridge.master system.system_port system.cpu.l2cache.mem_side system.cpu.interrupts.int_master system.iocache.mem_side
@@ -1204,7 +1213,7 @@ table_size=65536
 [system.pc.south_bridge.ide.disks0.image.child]
 type=RawDiskImage
 eventq_index=0
-image_file=/usr/local/google/home/gabeblack/gem5/dist/m5/system/disks/linux-x86.img
+image_file=/scratch/nilay/GEM5/system/disks/linux-x86.img
 read_only=true
 
 [system.pc.south_bridge.ide.disks1]
@@ -1227,7 +1236,7 @@ table_size=65536
 [system.pc.south_bridge.ide.disks1.image.child]
 type=RawDiskImage
 eventq_index=0
-image_file=/usr/local/google/home/gabeblack/gem5/dist/m5/system/disks/linux-bigswap2.img
+image_file=/scratch/nilay/GEM5/system/disks/linux-bigswap2.img
 read_only=true
 
 [system.pc.south_bridge.int_lines0]
@@ -1442,7 +1451,7 @@ IDD62=0.000000
 VDD=1.500000
 VDD2=0.000000
 activation_limit=4
-addr_mapping=RoRaBaChCo
+addr_mapping=RoRaBaCoCh
 bank_groups_per_rank=0
 banks_per_rank=8
 burst_length=8