[Qemu-devel] Re: [PATCHv3 11/14] Add bootindex parameter to net/block/fd device

[Blue Swirl]

On Wed, Nov 10, 2010 at 5:14 PM, Gleb Natapov <address@hidden> wrote:
> If bootindex is specified on command line a string that describes device
> in firmware readable way is added into sorted list. Later this list will
> be passed into firmware to control boot order.
>
> Signed-off-by: Gleb Natapov <address@hidden>
> ---
>  block_int.h     |    4 +++-
>  hw/e1000.c      |    7 +++++++
>  hw/eepro100.c   |    6 ++++++
>  hw/fdc.c        |   13 +++++++++++++
>  hw/ide/qdev.c   |    7 +++++++
>  hw/ne2000.c     |    6 ++++++
>  hw/pcnet.c      |    6 ++++++
>  hw/qdev.c       |   32 ++++++++++++++++++++++++++++++++
>  hw/qdev.h       |    1 +
>  hw/rtl8139.c    |    7 +++++++
>  hw/usb-net.c    |    4 ++++
>  hw/virtio-blk.c |    4 ++++
>  hw/virtio-net.c |    4 ++++
>  net.h           |    4 +++-
>  sysemu.h        |    2 ++
>  vl.c            |   35 +++++++++++++++++++++++++++++++++++
>  16 files changed, 140 insertions(+), 2 deletions(-)
>
> diff --git a/block_int.h b/block_int.h
> index 87e60b8..f9042a8 100644
> --- a/block_int.h
> +++ b/block_int.h
> @@ -227,6 +227,7 @@ typedef struct BlockConf {
>     uint16_t logical_block_size;
>     uint16_t min_io_size;
>     uint32_t opt_io_size;
> +    int32_t bootindex;
>  } BlockConf;
>
>  static inline unsigned int get_physical_block_exp(BlockConf *conf)
> @@ -249,6 +250,7 @@ static inline unsigned int 
> get_physical_block_exp(BlockConf *conf)
>     DEFINE_PROP_UINT16("physical_block_size", _state,                   \
>                        _conf.physical_block_size, 512),                 \
>     DEFINE_PROP_UINT16("min_io_size", _state, _conf.min_io_size, 0),  \
> -    DEFINE_PROP_UINT32("opt_io_size", _state, _conf.opt_io_size, 0)
> +    DEFINE_PROP_UINT32("opt_io_size", _state, _conf.opt_io_size, 0),    \
> +    DEFINE_PROP_INT32("bootindex", _state, _conf.bootindex, -1)         \
>
>  #endif /* BLOCK_INT_H */
> diff --git a/hw/e1000.c b/hw/e1000.c
> index 532efdc..009e24b 100644
> --- a/hw/e1000.c
> +++ b/hw/e1000.c
> @@ -30,6 +30,7 @@
>  #include "net.h"
>  #include "net/checksum.h"
>  #include "loader.h"
> +#include "sysemu.h"
>
>  #include "e1000_hw.h"
>
> @@ -1148,6 +1149,12 @@ static int pci_e1000_init(PCIDevice *pci_dev)
>                           d->dev.qdev.info->name, d->dev.qdev.id, d);
>
>     qemu_format_nic_info_str(&d->nic->nc, macaddr);
> +
> +    if (d->conf.bootindex >= 0) {

Maybe these checks should be moved into add_boot_device_path, that
would simplify the callers.