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/* |
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* ether_amiga.cpp - Ethernet device driver, AmigaOS specific stuff |
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* |
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< |
* Basilisk II (C) 1997-1999 Christian Bauer |
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* Basilisk II (C) 1997-2001 Christian Bauer |
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* |
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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#include <dos/dosextens.h> |
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#include <dos/dostags.h> |
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#include <devices/sana2.h> |
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+ |
#define __USE_SYSBASE |
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#include <proto/exec.h> |
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#include <proto/dos.h> |
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#include <inline/exec.h> |
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#include <inline/dos.h> |
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#include <clib/alib_protos.h> |
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#include "sysdeps.h" |
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#include "cpu_emulation.h" |
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* Initialization |
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*/ |
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|
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void EtherInit(void) |
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bool ether_init(void) |
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{ |
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// Do nothing if no Ethernet device specified |
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if (PrefsFindString("ether") == NULL) |
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return; |
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return false; |
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|
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// Initialize protocol list |
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NewList(&prot_list); |
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proc_error = false; |
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SetSignal(0, SIGF_SINGLE); |
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net_proc = CreateNewProcTags( |
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NP_Entry, net_func, |
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NP_Name, "Basilisk II Ethernet Task", |
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NP_Entry, (ULONG)net_func, |
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NP_Name, (ULONG)"Basilisk II Ethernet Task", |
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NP_Priority, 1, |
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TAG_END |
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); |
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goto open_error; |
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|
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// Everything OK |
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net_open = true; |
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return; |
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return true; |
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|
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open_error: |
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net_proc = NULL; |
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DeleteMsgPort(reply_port); |
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reply_port = NULL; |
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} |
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return false; |
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} |
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|
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|
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* Deinitialization |
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*/ |
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|
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void EtherExit(void) |
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void ether_exit(void) |
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{ |
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// Stop process |
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if (net_proc) { |
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* Reset |
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*/ |
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|
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void EtherReset(void) |
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void ether_reset(void) |
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{ |
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// Remove all protocols |
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if (net_open) |
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if (net_proc) |
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send_to_proc(MSG_CLEANUP); |
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} |
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* Copy received network packet to Mac side |
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*/ |
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|
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static __saveds __asm LONG copy_to_buff(register __a0 uint8 *to, register __a1 uint8 *from, register __d0 uint32 packet_len) |
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static __saveds __regargs LONG copy_to_buff(uint8 *to /*a0*/, uint8 *from /*a1*/, uint32 packet_len /*d0*/) |
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{ |
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D(bug("CopyToBuff to %08lx, from %08lx, size %08lx\n", to, from, packet_len)); |
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|
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* Copy data from Mac WDS to outgoing network packet |
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*/ |
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|
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< |
static __saveds __asm LONG copy_from_buff(register __a0 uint8 *to, register __a1 uint32 wds, register __d0 uint32 packet_len) |
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static __saveds __regargs LONG copy_from_buff(uint8 *to /*a0*/, char *wds /*a1*/, uint32 packet_len /*d0*/) |
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{ |
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D(bug("CopyFromBuff to %08lx, wds %08lx, size %08lx\n", to, wds, packet_len)); |
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#if MONITOR |
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bug("Sending Ethernet packet:\n"); |
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#endif |
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for (;;) { |
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int len = ReadMacInt16(wds); |
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int len = ReadMacInt16((uint32)wds); |
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if (len == 0) |
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break; |
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#if MONITOR |
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uint8 *adr = Mac2HostAddr(ReadMacInt32(wds + 2)); |
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uint8 *adr = Mac2HostAddr(ReadMacInt32((uint32)wds + 2)); |
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for (int i=0; i<len; i++) { |
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bug("%02lx ", adr[i]); |
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} |
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#endif |
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CopyMem(Mac2HostAddr(ReadMacInt32(wds + 2)), to, len); |
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CopyMem(Mac2HostAddr(ReadMacInt32((uint32)wds + 2)), to, len); |
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to += len; |
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wds += 6; |
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} |
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|
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static __saveds void net_func(void) |
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{ |
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const char *str; |
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BYTE od_error; |
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struct MsgPort *write_port = NULL, *control_port = NULL; |
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struct IOSana2Req *write_io = NULL, *control_io = NULL; |
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bool opened = false; |
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// Parse device name |
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char dev_name[256]; |
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ULONG dev_unit; |
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< |
if (sscanf(PrefsFindString("ether"), "%[^/]/%ld", dev_name, &dev_unit) < 2) |
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|
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str = PrefsFindString("ether"); |
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if (str) { |
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const char *FirstSlash = strchr(str, '/'); |
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const char *LastSlash = strrchr(str, '/'); |
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|
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if (FirstSlash && FirstSlash && FirstSlash != LastSlash) { |
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|
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// Device name contains path, i.e. "Networks/xyzzy.device" |
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const char *lp = str; |
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char *dp = dev_name; |
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|
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while (lp != LastSlash) |
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*dp++ = *lp++; |
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*dp = '\0'; |
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|
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if (strlen(dev_name) < 1) |
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goto quit; |
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|
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if (sscanf(LastSlash, "/%ld", &dev_unit) != 1) |
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goto quit; |
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} else { |
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if (sscanf(str, "%[^/]/%ld", dev_name, &dev_unit) != 2) |
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goto quit; |
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} |
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} else |
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goto quit; |
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|
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// Open device |
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control_io->ios2_BufferManagement = buffer_tags; |
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if (OpenDevice((UBYTE *)dev_name, dev_unit, (struct IORequest *)control_io, 0) || control_io->ios2_Req.io_Device == 0) |
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od_error = OpenDevice((UBYTE *) dev_name, dev_unit, (struct IORequest *)control_io, 0); |
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if (od_error != 0 || control_io->ios2_Req.io_Device == 0) { |
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printf("WARNING: OpenDevice(<%s>, unit=%d) returned error %d)\n", (UBYTE *)dev_name, dev_unit, od_error); |
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goto quit; |
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} |
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opened = true; |
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|
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// Is it Ethernet? |
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|
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case MSG_ADD_MULTI: |
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control_io->ios2_Req.io_Command = S2_ADDMULTICASTADDRESS; |
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< |
memcpy(control_io->ios2_SrcAddr, Mac2HostAddr(msg->pointer + eMultiAddr), 6); |
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Mac2Host_memcpy(control_io->ios2_SrcAddr, msg->pointer + eMultiAddr, 6); |
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DoIO((struct IORequest *)control_io); |
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if (control_io->ios2_Req.io_Error == S2ERR_NOT_SUPPORTED) { |
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WarningAlert(GetString(STR_NO_MULTICAST_WARN)); |
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|
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case MSG_DEL_MULTI: |
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control_io->ios2_Req.io_Command = S2_DELMULTICASTADDRESS; |
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memcpy(control_io->ios2_SrcAddr, Mac2HostAddr(msg->pointer + eMultiAddr), 6); |
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Mac2Host_memcpy(control_io->ios2_SrcAddr, msg->pointer + eMultiAddr, 6); |
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DoIO((struct IORequest *)control_io); |
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if (control_io->ios2_Req.io_Error) |
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msg->result = eMultiErr; |
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} |
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write_io->ios2_DataLength = len; |
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|
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< |
// Get destination address, set source address |
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// Get destination address |
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uint32 hdr = ReadMacInt32(wds + 2); |
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< |
memcpy(write_io->ios2_DstAddr, Mac2HostAddr(hdr), 6); |
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memcpy(Mac2HostAddr(hdr + 6), ether_addr, 6); |
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> |
Mac2Host_memcpy(write_io->ios2_DstAddr, hdr, 6); |
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|
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// Get packet type |
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uint32 type = ReadMacInt16(hdr + 12); |
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// Packet write done, enqueue DT to call IODone |
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if (write_done) { |
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< |
Enqueue(ether_data + ed_DeferredTask, 0xd92); |
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> |
EnqueueMac(ether_data + ed_DeferredTask, 0xd92); |
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write_done = false; |
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} |
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continue; |
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// Copy header to RHA |
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< |
memcpy(Mac2HostAddr(ether_data + ed_RHA), io->ios2_Data, 14); |
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> |
Host2Mac_memcpy(ether_data + ed_RHA, io->ios2_Data, 14); |
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D(bug(" header %08lx%04lx %08lx%04lx %04lx\n", ReadMacInt32(ether_data + ed_RHA), ReadMacInt16(ether_data + ed_RHA + 4), ReadMacInt32(ether_data + ed_RHA + 6), ReadMacInt16(ether_data + ed_RHA + 10), ReadMacInt16(ether_data + ed_RHA + 12))); |
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// Call protocol handler |
