The Boston AIA board needs a basic GbE NIC.  There is no PCH GbE
device emulation, so use an `e1000e` instead.  We place it in
**slot 0, function 1** in order not to conflict with the existing
AHCI device in slot 0 func 0.

Signed-off-by: Chao-ying Fu <cfu@mips.com>
Signed-off-by: Djordje Todorovic <djordje.todorovic@htecgroup.com>
Reviewed-by: Daniel Henrique Barboza <dbarboza@ventanamicro.com>
---
 hw/riscv/boston-aia.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/hw/riscv/boston-aia.c b/hw/riscv/boston-aia.c
index f7c4bd0f85..46b7f1a3d3 100644
--- a/hw/riscv/boston-aia.c
+++ b/hw/riscv/boston-aia.c
@@ -425,6 +425,11 @@ static void boston_mach_init(MachineState *machine)
     ide_drive_get(hd, ich9->ahci.ports);
     ahci_ide_create_devs(&ich9->ahci, hd);
 
+    /* Create e1000e using slot 0 func 1 */
+    pci_init_nic_in_slot(&PCI_BRIDGE(&pcie2->root)->sec_bus, "e1000e", NULL,
+                         "00.1");
+    pci_init_nic_devices(&PCI_BRIDGE(&pcie2->root)->sec_bus, "e1000e");
+
     if (machine->firmware) {
         fw_size = load_image_targphys(machine->firmware,
                                       0x1fc00000, 4 * MiB);
-- 
2.34.1