rpipico: rudimentary net support

EtchedPixels · Nov 3, 2024 · ecc8450 · ecc8450
1 parent bbea21e
commit ecc8450
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Showing 3 changed files with 24 additions and 1 deletion.
diff --git a/Kernel/platform/platform-rpipico/CMakeLists.txt b/Kernel/platform/platform-rpipico/CMakeLists.txt
@@ -71,6 +71,9 @@ add_executable(fuzix
 	../../tty.c
 	../../usermem.c
 	../../version.c
+	../../dev/net/net_native.c
+	../../syscall_net.c
+	../../network.c
 )
 
 target_link_libraries(fuzix

diff --git a/Kernel/platform/platform-rpipico/config.h b/Kernel/platform/platform-rpipico/config.h
@@ -28,6 +28,9 @@
 #undef CONFIG_IDUMP
 /* Enable to make ^A drop back into the monitor */
 #undef CONFIG_MONITOR
+/* Enable to support network stack */
+#undef CONFIG_NET
+#undef CONFIG_NET_NATIVE
 /* Profil syscall support (not yet complete) */
 #undef CONFIG_PROFIL
 /* Multiple processes in memory at once */
@@ -68,7 +71,17 @@
 
 #define UDATA_BLKS  3
 #define UDATA_SIZE  (UDATA_BLKS << BLKSHIFT)
-#define USERMEM (160*1024)
+
+#define TOTALMEM 160
+#define NETMEM 0
+
+#ifdef CONFIG_NET
+#undef NETMEM
+#define NETMEM 10
+#endif
+
+#define USERMEM ((TOTALMEM-NETMEM)*1024)
+
 #define PROGSIZE (65536 - UDATA_SIZE)
 extern uint8_t progbase[USERMEM];
 #define udata (*(struct u_data*)progbase)

diff --git a/Kernel/platform/platform-rpipico/devices.c b/Kernel/platform/platform-rpipico/devices.c
@@ -62,6 +62,10 @@ static void timer_tick_cb(unsigned alarm)
     irqrestore(irq);
 }
 
+#ifdef CONFIG_NET
+extern void netdev_init(void);
+#endif
+
 void device_init(void)
 {
     /* Timer interrup must be initialized before blcok devices.
@@ -75,6 +79,9 @@ void device_init(void)
      * cause a crash on startup... oddly. */
 #ifdef CONFIG_PICO_FLASH
     flash_dev_init();
+#endif
+#ifdef CONFIG_NET
+	netdev_init();
 #endif
     sd_rawinit();
     devsd_init();