Something

b20 size 64
h5400-ohci samcop usb host: free_safe_buffer(buf=c70dafe0)
Got ohci h5400 IRQ!!!
Got ohci h5400 IRQ!!!
h5400-ohci samcop usb host: GetStatus roothub.portstatus [0] = 0x00100103 PRSC PPS PES CCS
dma_map_single from arch/arm/common/dmabounce.c
h5400-ohci samcop usb host: dma_map_single(ptr=c70da500,size=8,dir=1)
h5400-ohci samcop usb host: alloc_safe_buffer(ptr=c70da500, size=8, dir=1)
h5400-ohci samcop usb host: map_single: unsafe buffer c70da500 (phy=a70da500) mapped to cc892000 (phy=00002000)
h5400-ohci samcop usb host: map_single: copy unsafe c70da500 to safe cc892000, size 8
dma_map_single<1>: c70da500 00002000
drivers/usb/host/ohci-dbg.c: SUB c7086140 dev=0 ep=0out-ctrl flags=10 len=0/0 stat=-115
drivers/usb/host/ohci-dbg.c: setup(8): 00 05 02 00 00 00 00 00
Got ohci h5400 IRQ!!!
drivers/usb/host/ohci-dbg.c: RET c7086140 dev=0 ep=0out-ctrl flags=10 len=0/0 stat=0
h5400-ohci samcop usb host: dma_unmap_single(ptr=00002000,size=8,dir=1)
h5400-ohci samcop usb host: unmap_single: unsafe buffer c70da500 (phy=a70da500) mapped to cc892000 (phy=00002000)
h5400-ohci samcop usb host: free_safe_buffer(buf=c70dace0)
Got ohci h5400 IRQ!!!
Got ohci h5400 IRQ!!!
usb 1-1: ep0 maxpacket = 8
dma_map_single from arch/arm/common/dmabounce.c
h5400-ohci samcop usb host: dma_map_single(ptr=c70dace0,size=8,dir=1)
h5400-ohci samcop usb host: alloc_safe_buffer(ptr=c70dace0, size=8, dir=1)
h5400-ohci samcop usb host: map_single: unsafe buffer c70dace0 (phy=a70dace0) mapped to cc892000 (phy=00002000)
h5400-ohci samcop usb host: map_single: copy unsafe c70dace0 to safe cc892000, size 8
dma_map_single<1>: c70dace0 00002000
dma_map_single from arch/arm/common/dmabounce.c
h5400-ohci samcop usb host: dma_map_single(ptr=c70da500,size=18,dir=2)
h5400-ohci samcop usb host: alloc_safe_buffer(ptr=c70da500, size=18, dir=2)
h5400-ohci samcop usb host: map_single: unsafe buffer c70da500 (phy=a70da500) mapped to cc892400 (phy=00002400)
dma_map_single<2>: 00002400 c70da500
drivers/usb/host/ohci-dbg.c: SUB c7086140 dev=2 ep=0in-ctrl flags=10 len=0/18 stat=-115
Got ohci h5400 IRQ!!!
drivers/usb/host/ohci-dbg.c: RET c7086140 dev=2 ep=0in-ctrl flags=10 len=18/18 stat=0
drivers/usb/host/ohci-dbg.c: setup(8): 80 06 00 01 00 00 12 00
drivers/usb/host/ohci-dbg.c: data(18/18): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00... stat:0
h5400-ohci samcop usb host: dma_unmap_single(ptr=00002000,size=8,dir=1)
h5400-ohci samcop usb host: unmap_single: unsafe buffer c70dace0 (phy=a70dace0) mapped to cc892000 (phy=00002000)
h5400-ohci samcop usb host: free_safe_buffer(buf=c70dacc0)
h5400-ohci samcop usb host: dma_unmap_single(ptr=00002400,size=18,dir=2)
h5400-ohci samcop usb host: unmap_single: unsafe buffer c70da500 (phy=a70da500) mapped to cc892400 (phy=00002400)
h5400-ohci samcop usb host: unmap_single: copy back safe cc892400 to unsafe c70da500 size 18
h5400-ohci samcop usb host: free_safe_buffer(buf=c70daf00)
Got ohci h5400 IRQ!!!
Got ohci h5400 IRQ!!!
dma_map_single from arch/arm/common/dmabounce.c
h5400-ohci samcop usb host: dma_map_single(ptr=c70dacc0,size=8,dir=1)
h5400-ohci samcop usb host: alloc_safe_buffer(ptr=c70dacc0, size=8, dir=1)
h5400-ohci samcop usb host: map_single: unsafe buffer c70dacc0 (phy=a70dacc0) mapped to cc892000 (phy=00002000)
h5400-ohci samcop usb host: map_single: copy unsafe c70dacc0 to safe cc892000, size 8
dma_map_single<1>: c70dacc0 00002000
dma_map_single from arch/arm/common/dmabounce.c
h5400-ohci samcop usb host: dma_map_single(ptr=c70dace0,size=9,dir=2)
h5400-ohci samcop usb host: alloc_safe_buffer(ptr=c70dace0, size=9, dir=2)
h5400-ohci samcop usb host: map_single: unsafe buffer c70dace0 (phy=a70dace0) mapped to cc892400 (phy=00002400)
dma_map_single<2>: 00002400 c70dace0
drivers/usb/host/ohci-dbg.c: SUB c7086140 dev=2 ep=0in-ctrl flags=10 len=0/9 stat=-115
Got ohci h5400 IRQ!!!
drivers/usb/host/ohci-dbg.c: RET c7086140 dev=2 ep=0in-ctrl flags=10 len=9/9 stat=0
drivers/usb/host/ohci-dbg.c: setup(8): 80 06 00 02 00 00 09 00
drivers/usb/host/ohci-dbg.c: data(9/9): 00 00 00 00 00 00 00 00 00 stat:0
h5400-ohci samcop usb host: dma_unmap_single(ptr=00002000,size=8,dir=1)
h5400-ohci samcop usb host: unmap_single: unsafe buffer c70dacc0 (phy=a70dacc0) mapped to cc892000 (phy=00002000)
h5400-ohci samcop usb host: free_safe_buffer(buf=c70daee0)
h5400-ohci samcop usb host: dma_unmap_single(ptr=00002400,size=9,dir=2)
h5400-ohci samcop usb host: unmap_single: unsafe buffer c70dace0 (phy=a70dace0) mapped to cc892400 (phy=00002400)
h5400-ohci samcop usb host: unmap_single: copy back safe cc892400 to unsafe c70dace0 size 9
h5400-ohci samcop usb host: free_safe_buffer(buf=c70da440)
Got ohci h5400 IRQ!!!
Got ohci h5400 IRQ!!!
dma_map_single from arch/arm/common/dmabounce.c
h5400-ohci samcop usb host: dma_map_single(ptr=c70daee0,size=8,dir=1)
h5400-ohci samcop usb host: alloc_safe_buffer(ptr=c70daee0, size=8, dir=1)
h5400-ohci samcop usb host: map_single: unsafe buffer c70daee0 (phy=a70daee0) mapped to cc892000 (phy=00002000)
h5400-ohci samcop usb host: map_single: copy unsafe c70daee0 to safe cc892000, size 8
dma_map_single<1>: c70daee0 00002000
dma_map_single from arch/arm/common/dmabounce.c
h5400-ohci samcop usb host: dma_map_single(ptr=c70dacc0,size=32,dir=2)
h5400-ohci samcop usb host: alloc_safe_buffer(ptr=c70dacc0, size=32, dir=2)
h5400-ohci samcop usb host: map_single: unsafe buffer c70dacc0 (phy=a70dacc0) mapped to cc892400 (phy=00002400)
dma_map_single<2>: 00002400 c70dacc0
drivers/usb/host/ohci-dbg.c: SUB c7086140 dev=2 ep=0in-ctrl flags=10 len=0/32 stat=-115
Got ohci h5400 IRQ!!!
drivers/usb/host/ohci-dbg.c: RET c7086140 dev=2 ep=0in-ctrl flags=10 len=32/32 stat=0
drivers/usb/host/ohci-dbg.c: setup(8): 80 06 00 02 00 00 20 00
drivers/usb/host/ohci-dbg.c: data(32/32): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00... stat:0
h5400-ohci samcop usb host: dma_unmap_single(ptr=00002000,size=8,dir=1)
h5400-ohci samcop usb host: unmap_single: unsafe buffer c70daee0 (phy=a70daee0) mapped to cc892000 (phy=00002000)
h5400-ohci samcop usb host: free_safe_buffer(buf=c70daec0)
h5400-ohci samcop usb host: dma_unmap_single(ptr=00002400,size=32,dir=2)
h5400-ohci samcop usb host: unmap_single: unsafe buffer c70dacc0 (phy=a70dacc0) mapped to cc892400 (phy=00002400)
h5400-ohci samcop usb host: unmap_single: copy back safe cc892400 to unsafe c70dacc0 size 32
h5400-ohci samcop usb host: free_safe_buffer(buf=c70daf00)
Got ohci h5400 IRQ!!!
Got ohci h5400 IRQ!!!
usb 1-1: new device strings: Mfr=0, Product=0, SerialNumber=0
usb 1-1: hotplug
dma_map_single from arch/arm/common/dmabounce.c
h5400-ohci samcop usb host: dma_map_single(ptr=c70dae20,size=8,dir=1)
h5400-ohci samcop usb host: alloc_safe_buffer(ptr=c70dae20, size=8, dir=1)
h5400-ohci samcop usb host: map_single: unsafe buffer c70dae20 (phy=a70dae20) mapped to cc892000 (phy=00002000)
h5400-ohci samcop usb host: map_single: copy unsafe c70dae20 to safe cc892000, size 8
dma_map_single<1>: c70dae20 00002000
drivers/usb/host/ohci-dbg.c: SUB c7086140 dev=2 ep=0out-ctrl flags=10 len=0/0 stat=-115
drivers/usb/host/ohci-dbg.c: setup(8): 00 09 01 00 00 00 00 00
Got ohci h5400 IRQ!!!
drivers/usb/host/ohci-dbg.c: RET c7086140 dev=2 ep=0out-ctrl flags=10 len=0/0 stat=0
h5400-ohci samcop usb host: dma_unmap_single(ptr=00002000,size=8,dir=1)
h5400-ohci samcop usb host: unmap_single: unsafe buffer c70dae20 (phy=a70dae20) mapped to cc892000 (phy=00002000)
h5400-ohci samcop usb host: free_safe_buffer(buf=c70dae00)
Got ohci h5400 IRQ!!!
Got ohci h5400 IRQ!!!
usb 1-1: adding 1-1:1.0 (config #1, interface 0)
usb 1-1:1.0: hotplug
h5400-ohci samcop usb host: GetStatus roothub.portstatus [1] = 0x00000100 PPS
hub 1-0:1.0: port 2, status 0100, change 0000, 12 Mb/s
hub 1-0:1.0: state 5 ports 2 chg 0000 evt 0002
h5400-ohci samcop usb host: GetStatus roothub.portstatus [0] = 0x00000103 PPS PES CCS