On Wed, Mar 2, 2011 at 2:36 PM, William Dauchy <wdau...@gmail.com> wrote: > The initialization should not be only on reset but also when initializing > the device. > It resolves a bug when hot plugging a pci network device: the mac address > was always null. > --- > hw/pcnet.c | 27 ++++++++++++++------------- > hw/rtl8139.c | 24 ++++++++++++------------ > 2 files changed, 26 insertions(+), 25 deletions(-) > > diff --git a/hw/pcnet.c b/hw/pcnet.c > index db52dc5..4e30e9c 100644 > --- a/hw/pcnet.c > +++ b/hw/pcnet.c > @@ -1557,19 +1557,6 @@ uint32_t pcnet_bcr_readw(PCNetState *s, uint32_t rap) > void pcnet_h_reset(void *opaque) > { > PCNetState *s = opaque; > - int i; > - uint16_t checksum; > - > - /* Initialize the PROM */ > - > - memcpy(s->prom, s->conf.macaddr.a, 6); > - s->prom[12] = s->prom[13] = 0x00; > - s->prom[14] = s->prom[15] = 0x57; > - > - for (i = 0,checksum = 0; i < 16; i++) > - checksum += s->prom[i]; > - *(uint16_t *)&s->prom[12] = cpu_to_le16(checksum); > - > > s->bcr[BCR_MSRDA] = 0x0005; > s->bcr[BCR_MSWRA] = 0x0005; > @@ -1736,6 +1723,9 @@ void pcnet_common_cleanup(PCNetState *d) > > int pcnet_common_init(DeviceState *dev, PCNetState *s, NetClientInfo *info) > { > + int i; > + uint16_t checksum; > + > s->poll_timer = qemu_new_timer(vm_clock, pcnet_poll_timer, s); > > qemu_macaddr_default_if_unset(&s->conf.macaddr); > @@ -1744,5 +1734,16 @@ int pcnet_common_init(DeviceState *dev, PCNetState *s, > NetClientInfo *info) > > add_boot_device_path(s->conf.bootindex, dev, "/ethernet-phy@0"); > > + /* Initialize the PROM */ > + > + memcpy(s->prom, s->conf.macaddr.a, 6); > + s->prom[12] = s->prom[13] = 0x00; > + s->prom[14] = s->prom[15] = 0x57; > + > + for (i = 0, checksum = 0; i < 16; i++) { > + checksum += s->prom[i]; > + } > + *(uint16_t *)&s->prom[12] = cpu_to_le16(checksum); > + > return 0; > } > diff --git a/hw/rtl8139.c b/hw/rtl8139.c > index a22530c..8356d5a 100644 > --- a/hw/rtl8139.c > +++ b/hw/rtl8139.c > @@ -1189,18 +1189,6 @@ static void rtl8139_reset(DeviceState *d) > > rtl8139_update_irq(s); > > - /* prepare eeprom */ > - s->eeprom.contents[0] = 0x8129; > -#if 1 > - // PCI vendor and device ID should be mirrored here > - s->eeprom.contents[1] = PCI_VENDOR_ID_REALTEK; > - s->eeprom.contents[2] = PCI_DEVICE_ID_REALTEK_8139; > -#endif > - > - s->eeprom.contents[7] = s->conf.macaddr.a[0] | s->conf.macaddr.a[1] << 8; > - s->eeprom.contents[8] = s->conf.macaddr.a[2] | s->conf.macaddr.a[3] << 8; > - s->eeprom.contents[9] = s->conf.macaddr.a[4] | s->conf.macaddr.a[5] << 8; > - > /* mark all status registers as owned by host */ > for (i = 0; i < 4; ++i) > { > @@ -3392,6 +3380,18 @@ static int pci_rtl8139_init(PCIDevice *dev) > > qemu_macaddr_default_if_unset(&s->conf.macaddr); > > + /* prepare eeprom */ > + s->eeprom.contents[0] = 0x8129; > +#if 1 > + /* PCI vendor and device ID should be mirrored here */ > + s->eeprom.contents[1] = PCI_VENDOR_ID_REALTEK; > + s->eeprom.contents[2] = PCI_DEVICE_ID_REALTEK_8139; > +#endif > + > + s->eeprom.contents[7] = s->conf.macaddr.a[0] | s->conf.macaddr.a[1] << 8; > + s->eeprom.contents[8] = s->conf.macaddr.a[2] | s->conf.macaddr.a[3] << 8; > + s->eeprom.contents[9] = s->conf.macaddr.a[4] | s->conf.macaddr.a[5] << 8; > + > s->nic = qemu_new_nic(&net_rtl8139_info, &s->conf, > dev->qdev.info->name, dev->qdev.id, s); > qemu_format_nic_info_str(&s->nic->nc, s->conf.macaddr.a); > -- > William
hm I just noticed your correction here http://lists.gnu.org/archive/html/qemu-devel/2011-02/msg03232.html ; sorry Anyway, I tested my version and it works fine. Regards, -- William