diff options
Diffstat (limited to 'hw')
| -rw-r--r-- | hw/net/eepro100.c | 31 |
1 files changed, 16 insertions, 15 deletions
diff --git a/hw/net/eepro100.c b/hw/net/eepro100.c index 80b8f47c4b..a63ed2ca3b 100644 --- a/hw/net/eepro100.c +++ b/hw/net/eepro100.c @@ -132,6 +132,7 @@ typedef struct { const char *name; const char *desc; uint16_t device_id; + uint16_t alt_device_id; uint8_t revision; uint16_t subsystem_vendor_id; uint16_t subsystem_id; @@ -276,6 +277,7 @@ typedef struct { /* Quasi static device properties (no need to save them). */ uint16_t stats_size; bool has_extended_tcb_support; + bool use_alt_device_id; } EEPRO100State; /* Word indices in EEPROM. */ @@ -774,23 +776,11 @@ static void tx_command(EEPRO100State *s) } assert(tcb_bytes <= sizeof(buf)); while (size < tcb_bytes) { - uint32_t tx_buffer_address = ldl_le_pci_dma(&s->dev, tbd_address); - uint16_t tx_buffer_size = lduw_le_pci_dma(&s->dev, tbd_address + 4); -#if 0 - uint16_t tx_buffer_el = lduw_le_pci_dma(&s->dev, tbd_address + 6); -#endif - if (tx_buffer_size == 0) { - /* Prevent an endless loop. */ - logout("loop in %s:%u\n", __FILE__, __LINE__); - break; - } - tbd_address += 8; TRACE(RXTX, logout ("TBD (simplified mode): buffer address 0x%08x, size 0x%04x\n", - tx_buffer_address, tx_buffer_size)); - tx_buffer_size = MIN(tx_buffer_size, sizeof(buf) - size); - pci_dma_read(&s->dev, tx_buffer_address, &buf[size], tx_buffer_size); - size += tx_buffer_size; + tbd_address, tcb_bytes)); + pci_dma_read(&s->dev, tbd_address, &buf[size], tcb_bytes); + size += tcb_bytes; } if (tbd_array == 0xffffffff) { /* Simplified mode. Was already handled by code above. */ @@ -1867,6 +1857,14 @@ static void e100_nic_realize(PCIDevice *pci_dev, Error **errp) TRACE(OTHER, logout("\n")); + /* By default, the i82559a adapter uses the legacy PCI ID (for the + * i82557). This allows the PCI ID to be changed to the alternate + * i82559 ID if needed. + */ + if (s->use_alt_device_id && strcmp(info->name, "i82559a") == 0) { + pci_config_set_device_id(s->dev.config, info->alt_device_id); + } + s->device = info->device; e100_pci_reset(s, &local_err); @@ -1986,6 +1984,7 @@ static E100PCIDeviceInfo e100_devices[] = { .desc = "Intel i82559A Ethernet", .device = i82559A, .device_id = PCI_DEVICE_ID_INTEL_82557, + .alt_device_id = PCI_DEVICE_ID_INTEL_82559, .revision = 0x06, .stats_size = 80, .has_extended_tcb_support = true, @@ -2079,6 +2078,8 @@ static E100PCIDeviceInfo *eepro100_get_class(EEPRO100State *s) static Property e100_properties[] = { DEFINE_NIC_PROPERTIES(EEPRO100State, conf), + DEFINE_PROP_BOOL("x-use-alt-device-id", EEPRO100State, use_alt_device_id, + true), DEFINE_PROP_END_OF_LIST(), }; |