Updated LAN driver

- changed directory layout - Multicast support (automatic RX filter adjustment) - MC68000 target in Makefile - clarified licensing (GPLv3) - README files
2018-06-14 08:20:30 +02:00
parent 95bc477444
commit b13808f240
46 changed files with 919 additions and 485 deletions
@@ -0,0 +1,101 @@
+/*
+  hw.h
+
+  (C) 2018 Henryk Richter <henryk.richter@gmx.net>
+
+  Hardware dependent functions
+
+
+*/
+#ifndef _INC_HW_H
+#define _INC_HW_H
+
+#include "compiler.h"
+
+#ifndef DEVBASETYPE
+struct devbase;
+#define DEVBASETYPE struct devbase
+#endif
+#ifndef DEVBASEP
+#define DEVBASEP DEVBASETYPE *db
+#endif
+
+
+/* find number of boards (stateless) */
+ASM SAVEDS LONG hw_Find_Boards( ASMR(a0) DEVBASEP                  ASMREG(a0) );
+
+/* allocate / release a board 
+   note: alloc may be called more than once, keep track of number of openings
+*/
+ASM SAVEDS LONG hw_AllocBoard(   ASMR(a0) DEVBASEP                  ASMREG(a0),
+                                 ASMR(d0) ULONG unit                ASMREG(d0) );
+ASM SAVEDS LONG hw_ReleaseBoard( ASMR(a0) DEVBASEP                  ASMREG(a0),
+                                 ASMR(d0) ULONG unit                ASMREG(d0) );
+
+ASM SAVEDS LONG hw_GetMacAddress(ASMR(a0) DEVBASEP                  ASMREG(a0),
+                                 ASMR(d0) ULONG unit                ASMREG(d0), 
+				 ASMR(a1) UBYTE *mac                ASMREG(a1) );
+
+/* initialize global management stuff for hardware (called once on server startup) */
+/*
+   Call order
+    - hw_Setup
+ 	     hw_ConfigInit
+	     hw_ConfigUpdate
+	     hw_Attach
+	     	main loop: send/recv
+	     hw_Detach
+    - hw_Shutdown
+*/
+ASM SAVEDS LONG hw_Setup(    ASMR(a0) DEVBASEP                  ASMREG(a0) );
+ASM SAVEDS void hw_Shutdown( ASMR(a0) DEVBASEP                  ASMREG(a0) );
+
+ASM SAVEDS LONG hw_Attach( ASMR(a0) DEVBASEP                  ASMREG(a0), 
+                           ASMR(d0) ULONG unit                ASMREG(d0));
+ASM SAVEDS void hw_Detach( ASMR(a0) DEVBASEP                  ASMREG(a0), 
+                           ASMR(d0) ULONG unit                ASMREG(d0));
+
+ASM SAVEDS void hw_ConfigInit(   ASMR(a0) DEVBASEP                  ASMREG(a0) );
+ASM SAVEDS void hw_ConfigUpdate( ASMR(a0) DEVBASEP                  ASMREG(a0), 
+                                 ASMR(a1) void *                    ASMREG(a1) );
+
+ASM SAVEDS LONG hw_send_frame( ASMR(a0) DEVBASEP                  ASMREG(a0),
+                               ASMR(d0) ULONG  unit               ASMREG(d0),
+			       ASMR(a1) UBYTE *frame              ASMREG(a1),
+                               ASMR(d1) ULONG  framesize          ASMREG(d1) );
+
+ASM SAVEDS LONG hw_recv_frame( ASMR(a0) DEVBASEP                  ASMREG(a0),
+                               ASMR(d0) ULONG unit                ASMREG(d0),
+			       ASMR(a1) UBYTE *frame              ASMREG(a1) );
+
+ASM SAVEDS LONG hw_recv_pending( ASMR(a0) DEVBASEP                  ASMREG(a0),
+                                 ASMR(d0) ULONG unit                ASMREG(d0) );
+
+ASM SAVEDS LONG hw_check_link_change( ASMR(a0) DEVBASEP                  ASMREG(a0),
+                                      ASMR(d0) ULONG unit                ASMREG(d0) );
+
+ASM SAVEDS LONG hw_change_multicast(  ASMR(a0) DEVBASEP                  ASMREG(a0),
+                                      ASMR(a0) ULONG unit                ASMREG(d0),
+                                      ASMR(a1) struct List *             ASMREG(a1) );
+
+
+/* kept this global for now: Z-II/Z-III boards share the same interrupt */
+ASM SAVEDS ULONG hw_recv_sigmask( ASMR(a0) DEVBASEP                  ASMREG(a0) );
+
+
+
+/* Configuration template: straight replica of Plipbox general options */
+struct CommonConfig {
+	ULONG  nospecialstats;
+	LONG  *priority;
+	ULONG *bps;
+	ULONG *mtu;
+};
+
+#define COMMON_TEMPLATE "NOSPECIALSTATS/S,PRIORITY=PRI/K/N,BPS/K/N,MTU/K/N,"
+
+/* additional definitions */
+#include "hwprivate.h"
+
+
+#endif /* _INC_HW_H */