Re: [Qemu-devel] USB Booting

[Dyweni - Qemu-Devel]

Hi All,

Here is the log when booting SeaBIOS with debuging enabled:


+ qemu-system-x86_64 -m 512 -snapshot -device piix3-usb-uhci -drive 
id=usbflash,file=flash.img,if=none,boot=on,cache=writeback -device 
usb-storage,drive=usbflash -net nic,macaddr=00:AA:00:AA:62:AA,vlan=0 
-net tap,vlan=0,ifname=tap0,script=no -net 
nic,macaddr=00:AA:00:D2:D1:BB,vlan=1 -net 
tap,vlan=1,ifname=tap1,script=no -chardev stdio,id=seabios -device 
isa-debugcon,iobase=0x402,chardev=seabios
qemu-kvm: boot=on|off is deprecated and will be ignored. Future 
versions will reject this parameter. Please update your scripts.
Start bios (version 1.6.3)
Ram Size=0x20000000 (0x0000000000000000 high)
Relocating init from 0x000e3b20 to 0x1ffe12e0 (size 60412)
CPU Mhz=3601
=== PCI bus & bridge init ===
PCI: pci_bios_init_bus_rec bus = 0x0
=== PCI device probing ===
Found 8 PCI devices (max PCI bus is 00)
=== PCI new allocation pass #1 ===
PCI: check devices bus 0
=== PCI new allocation pass #2 ===
PCI: init bases bus 0 (primary)
  type io max 100 sum 230 base c000
    size      100: 2 bar(s),     c000 ->     c1ff
    size       20: 1 bar(s),     c200 ->     c21f
    size       10: 1 bar(s),     c220 ->     c22f
  type mem max 10000 sum 33000 base febc0000
    size    10000: 3 bar(s), febc0000 -> febeffff
    size     1000: 3 bar(s), febf0000 -> febf2fff
  type prefmem max 2000000 sum 2000000 base fc000000
    size  2000000: 1 bar(s), fc000000 -> fdffffff
PCI: map device bus 0, bfd 0x0
PCI: map device bus 0, bfd 0x8
PCI: map device bus 0, bfd 0x9
  bar 4, addr c220, size 10 [io]
PCI: map device bus 0, bfd 0xb
PCI: map device bus 0, bfd 0x10
  bar 0, addr fc000000, size 2000000 [mem]
  bar 1, addr febf0000, size 1000 [mem]
  bar 6, addr febc0000, size 10000 [mem]
PCI: map device bus 0, bfd 0x18
  bar 0, addr c000, size 100 [io]
  bar 1, addr febf1000, size 100 [mem]
  bar 6, addr febd0000, size 10000 [mem]
PCI: map device bus 0, bfd 0x20
  bar 0, addr c100, size 100 [io]
  bar 1, addr febf2000, size 100 [mem]
  bar 6, addr febe0000, size 10000 [mem]
PCI: map device bus 0, bfd 0x28
  bar 4, addr c200, size 20 [io]
PCI: bus=0 devfn=0x00: vendor_id=0x8086 device_id=0x1237
PCI: bus=0 devfn=0x08: vendor_id=0x8086 device_id=0x7000
PCI: bus=0 devfn=0x09: vendor_id=0x8086 device_id=0x7010
PCI: bus=0 devfn=0x0b: vendor_id=0x8086 device_id=0x7113
PCI: bus=0 devfn=0x10: vendor_id=0x1013 device_id=0x00b8
PCI: bus=0 devfn=0x18: vendor_id=0x10ec device_id=0x8139
PCI: bus=0 devfn=0x20: vendor_id=0x10ec device_id=0x8139
PCI: bus=0 devfn=0x28: vendor_id=0x8086 device_id=0x7020
PIIX3/PIIX4 init: elcr=00 0c

Found 1 cpu(s) max supported 1 cpu(s)
MP table addr=0x000fd620 MPC table addr=0x000fd630 size=240
SMBIOS ptr=0x000fd600 table=0x000fd4f0 size=263
ACPI tables: RSDP=0x000fd4c0 RSDT=0x1fffd7b0
Scan for VGA option rom
Running option rom at c000:0003
Turning on vga text mode console
SeaBIOS (version 1.6.3)

UHCI init on dev 00:05.0 (io=c200)
Found 1 lpt ports
Found 1 serial ports
ATA controller 1 at 1f0/3f4/0 (irq 14 dev 9)
ATA controller 2 at 170/374/0 (irq 15 dev 9)
DVD/CD [ata1-0: QEMU DVD-ROM ATAPI-4 DVD/CD]
Searching bootorder for: 
/address@hidden/address@hidden,1/address@hidden/address@hidden
ebda moved from 9fc00 to 9f800
USB MSC vendor='QEMU' product='QEMU HARDDISK' rev='1.0.' type=0 
removable=0
Unable to configure USB MSC device.
PS2 keyboard initialized
All threads complete.
Scan for option roms
Running option rom at c900:0003
pmm call arg1=1
pmm call arg1=0
pmm call arg1=1
pmm call arg1=0
Running option rom at ca00:0003
pmm call arg1=1
pmm call arg1=1
Searching bootorder for: /address@hidden/address@hidden
Searching bootorder for: /address@hidden/address@hidden
Searching bootorder for: /address@hidden/vapic.bin
Running option rom at cb00:0003
ebda moved from 9f800 to 9f000
Returned 53248 bytes of ZoneHigh
e820 map has 7 items:
  0: 0000000000000000 - 000000000009f000 = 1 RAM
  1: 000000000009f000 - 00000000000a0000 = 2 RESERVED
  2: 00000000000f0000 - 0000000000100000 = 2 RESERVED
  3: 0000000000100000 - 000000001fffd000 = 1 RAM
  4: 000000001fffd000 - 0000000020000000 = 2 RESERVED
  5: 00000000feffc000 - 00000000ff000000 = 2 RESERVED
  6: 00000000fffc0000 - 0000000100000000 = 2 RESERVED
enter handle_19:
  NULL
Booting from DVD/CD...
Device reports MEDIUM NOT PRESENT
atapi_is_ready returned -1
Boot failed: Could not read from CDROM (code 0003)
enter handle_18:

  NULL
Booting from ROM...
Booting from c900:0372
enter handle_18:
  NULL
Booting from ROM...
Booting from ca00:0372
In resume (status=0)
In 32bit resume
Attempting a hard reboot



---
Thanks,
Dyweni





On Thu, 19 Jan 2012 06:21:36 -0600, Dyweni - Qemu-Devel wrote:

> Hi All,
>
> In QEMU-KVM 0.14, I was able to simulate booting from a USB Flash 
> drive
> with
> these options:
>
> qemu-system-x86_64
> -curses
> -m 512
> -snapshot
> -device piix3-usb-uhci
> -drive id=usbflash,file=flash.img,if=none,boot=on,cache=writeback
> -device usb-storage,drive=usbflash
> -net nic,macaddr=$(getmacpublic),vlan=0 -net
> tap,vlan=0,ifname=$publictap,script=no
> -net nic,macaddr=$(getmacprivate),vlan=1 -net
> tap,vlan=1,ifname=$privatetap,script=no
> $*
>
> In QEMU-KVM (git master, 9501d0f1b6efc83f69d06b27a625bad71d30d58b), I
> find
> that the boot=on parameter for -drive is deprecated and KVM doesn't
> start.
> After I remove that parameter, KVM starts but it doesn't find the USB
> Flash
> drive to boot from.
>
> Is there a new set of switches I can use to continue simulating 
> booting
> from
> a USB Flash drive?
>
> --
> Thanks,
> Dyweni