Port Realtek RTL8139C emulation from QEMU

src/include/86box/net_rtl8139.h

@@ -0,0 +1 @@
+extern const device_t rtl8139c_device;

src/network/CMakeLists.txt

@@ -15,7 +15,7 @@
 set(net_sources)
 list(APPEND net_sources network.c net_pcap.c net_slirp.c net_dp8390.c net_3c501.c
     net_3c503.c net_ne2000.c net_pcnet.c net_wd8003.c net_plip.c net_event.c net_null.c
-    net_eeprom_nmc93cxx.c net_tulip.c)
+    net_eeprom_nmc93cxx.c net_tulip.c net_rtl8139.c)
 
 find_package(PkgConfig REQUIRED)
 pkg_check_modules(SLIRP REQUIRED IMPORTED_TARGET slirp)

src/network/network.c

@@ -74,6 +74,7 @@
 #include <86box/net_plip.h>
 #include <86box/net_wd8003.h>
 #include <86box/net_tulip.h>
+#include <86box/net_rtl8139.h>
 
 #ifdef _WIN32
 #    define WIN32_LEAN_AND_MEAN
@@ -118,6 +119,7 @@ static const device_t *net_cards[] = {
     &rtl8029as_device,
     &pcnet_am79c960_vlb_device,
     &dec_tulip_device,
+    &rtl8139c_device,
     NULL
 };