mirror of
https://github.com/raphnet/gc_n64_usb-v3
synced 2024-11-15 21:55:06 -05:00
848 lines
18 KiB
C
848 lines
18 KiB
C
#define _GNU_SOURCE // for memmem
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "gcn64lib.h"
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#include "gc2n64_adapter.h"
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#include "hexdump.h"
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#include "ihex.h"
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#include "delay.h"
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#ifndef ARRAY_SIZE
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#define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0]))
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#endif
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int gc2n64_adapter_echotest(gcn64_hdl_t hdl, int channel, int verbose)
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{
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unsigned char cmd[30];
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unsigned char buf[30];
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int i, n;
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cmd[0] = 'R';
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cmd[1] = 0x00; // echo
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for (i=0; i<28; i++) {
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cmd[i+2] = 'A'+i;
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}
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n = gcn64lib_rawSiCommand(hdl, channel, cmd, sizeof(buf), buf, sizeof(buf));
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if (n<0) {
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return n;
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}
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if (verbose) {
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if ((n != sizeof(buf)) || memcmp(cmd, buf, sizeof(buf))) {
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printf("Test failed\n");
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printf(" Sent [%d]: ", (int)sizeof(cmd)); printHexBuf(cmd, sizeof(cmd));
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printf("Received [%d]: ", n); printHexBuf(buf, n);
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return -1;
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}
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}
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return (n!= sizeof(buf)) || memcmp(cmd, buf, sizeof(buf));
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}
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int gc2n64_adapter_storeCurrentMapping(gcn64_hdl_t hdl, int channel, int dst_slot)
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{
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int n;
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unsigned char cmd[3];
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cmd[0] = 'R';
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cmd[1] = 0x04; // Save current mapping
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cmd[2] = dst_slot;
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n = gcn64lib_rawSiCommand(hdl, channel, cmd, sizeof(cmd), cmd, 1);
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if (n<0) {
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return n;
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}
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if (n != 1) {
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fprintf(stderr, "Communication error while storing mapping\n");
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return -1;
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}
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if (cmd[0] == 0x00) {
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return gc2n64_adapter_waitNotBusy(hdl, channel, 0);
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}
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else {
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fprintf(stderr, "storeCurrentMapping: Command NACKed\n");
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return -1;
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}
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}
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int gc2n64_adapter_setMapping(gcn64_hdl_t hdl, int channel, struct gc2n64_adapter_mapping *mapping)
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{
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unsigned char buf[64];
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unsigned char mapdata[64];
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int i, n;
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int maplen, togo, done, chunk;
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maplen = mapping->n_pairs * 2;
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if (maplen > sizeof(mapdata)) {
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fprintf(stderr, "Mapping too large\n");
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return -1;
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}
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for (i=0; i<mapping->n_pairs; i++) {
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mapdata[i*2] = mapping->pairs[i].gc;
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mapdata[i*2 + 1] = mapping->pairs[i].n64;
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}
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printf("Map data : ");
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printHexBuf(mapdata, maplen);
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togo = maplen;
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done = 0;
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chunk = 0;
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while (togo) {
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int len;
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if (togo > 32) {
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len = 32;
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} else {
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len = togo;
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}
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buf[0] = 'R';
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buf[1] = 0x03; // set mapping
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buf[2] = chunk;
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memcpy(buf + 3, mapdata + done, len);
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done+= len;
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// printf("Mapping chunk : ");
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// printHexBuf(buf, len + 2);
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n = gcn64lib_rawSiCommand(hdl, channel, buf, len + 3, buf, 1);
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if (n<0) {
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return n;
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}
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if (n != 1) {
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fprintf(stderr, "Communication error setting mapping\n");
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return -1;
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}
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togo -= len;
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chunk++;
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}
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return 0;
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}
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int gc2n64_adapter_getMapping(gcn64_hdl_t hdl, int channel, int mapping_id, struct gc2n64_adapter_mapping *dst_mapping)
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{
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unsigned char buf[64];
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unsigned char cmd[4];
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int n;
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int mapping_size;
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int togo;
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cmd[0] = 'R';
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cmd[1] = 0x02; // Get mapping
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cmd[2] = mapping_id;
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cmd[3] = 0; // chunk 0 (size)
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n = gcn64lib_rawSiCommand(hdl, channel, cmd, 4, buf, 1);
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if (n<0)
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return n;
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if (n == 1) {
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int i, pos;
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mapping_size = buf[0];
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// printf("Mapping %d size: %d\n", mapping_id, mapping_size);
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togo = mapping_size;
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for (pos=0, i=0; pos<mapping_size; i++) {
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cmd[0] = 'R';
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cmd[1] = 0x02; // Get mapping
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cmd[2] = mapping_id;
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cmd[3] = i+1; // chunk 1 is first 32 byte block, 2nd is next 32 bytes, etc
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// printf("Getting block %d\n", i+1);
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n = gcn64lib_rawSiCommand(hdl, channel, cmd, 4, buf + pos, togo > 32 ? 32 : togo);
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if (n<0) {
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return n;
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}
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// printf("ret: %d\n", n);
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if (n==0)
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break;
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pos += n;
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togo -= n;
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}
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//printf("Received %d bytes\n", pos);
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if (n%2) {
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fprintf(stderr, "Error: Odd length mapping received\n");
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printHexBuf(buf, pos);
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return -1;
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}
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// TODO : Decode this to dst_mapping
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dst_mapping->n_pairs = pos/2;
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for (i=0; i<dst_mapping->n_pairs; i++) {
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dst_mapping->pairs[i].gc = buf[i*2];
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dst_mapping->pairs[i].n64 = buf[i*2+1];
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}
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}
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return 0;
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}
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const char *gc2n64_adapter_getMappingSlotName(unsigned char id, int default_context)
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{
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switch (id)
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{
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case MAPPING_SLOT_BUILTIN_CURRENT:
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if (default_context) {
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return "[Built-in default]";
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} else {
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return "[Current mapping]";
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}
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case MAPPING_SLOT_DPAD_UP: return "[D-Pad UP]";
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case MAPPING_SLOT_DPAD_DOWN: return "[D-Pad DOWN]";
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case MAPPING_SLOT_DPAD_LEFT: return "[D-Pad LEFT]";
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case MAPPING_SLOT_DPAD_RIGHT: return "[D-Pad RIGHT]";
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}
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return "Invalid ID";
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}
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const char *gc2n64_adapter_getGCname(unsigned char id)
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{
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const char *names[] = {
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"A","B","Z","Start",
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"L","R",
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"C-stick up (50% threshold)",
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"C-stick down (50% threshold)",
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"C-stick left (50% threshold)",
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"C-stick right (50% threshold)",
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"Dpad-up","Dpad-down","Dpad-left","Dpad-right",
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"Joystick left-right axis","Joystick up-down axis",
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// Extras
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"X","Y",
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"Joystick up (50% threshold)", "Joystick down (50% threshold)",
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"Joystick left (50% threshold)", "Joystick right (50% threshold)",
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"Analogic L slider (50% threshold)",
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"Analogic R slider (50% threshold)",
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"C-stick left-right axis","C-stick up-down axis",
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};
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if (id == 0xff)
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return "None";
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if (id < 0 || id >= ARRAY_SIZE(names)) {
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return "Error";
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}
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return names[id];
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}
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const char *gc2n64_adapter_getN64name(unsigned char id)
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{
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const char *names[] = {
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"A","B","Z","Start","L","R",
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"C-up","C-down","C-left","C-right",
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"Dpad-up","Dpad-down","Dpad-left","Dpad-right",
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"Joystick left-right axis","Joystick up-down axis",
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"Joystick up", "Joystick down",
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"Joystick left", "Joystick right",
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"None"
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};
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if (id == 0xff)
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return "None";
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if (id < 0 || id >= ARRAY_SIZE(names)) {
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return "Error";
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}
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return names[id];
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}
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struct gc2n64_adapter_mapping *gc2n64_adapter_loadMapping(const char *srcfile)
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{
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FILE *fptr;
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struct gc2n64_adapter_mapping *map = NULL;;
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char linebuf[64];
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int line = 0, pair = 0;
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fptr = fopen(srcfile, "r");
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if (!fptr) {
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perror("fopen");
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return NULL;
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}
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map = malloc(sizeof(struct gc2n64_adapter_mapping));
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if (!map) {
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perror("malloc");
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goto err;
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}
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do {
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if (fgets(linebuf, sizeof(linebuf), fptr)) {
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int gc, n64, n;
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line++;
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if (line == 1) {
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const char *magic = "# gc2n64 mapping";
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if (strncmp(magic, linebuf, strlen(magic))) {
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fprintf(stderr, "Does not appear to be a valid mapping file\n");
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goto err;
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}
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continue;
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}
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n = sscanf(linebuf, "%03d;%03d", &gc, &n64);
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if (n != 2) {
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// printf("Ignoring line %d\n", line);
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} else {
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// printf("%d -> %d\n", gc, n64);
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map->pairs[pair].gc = gc;
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map->pairs[pair].n64 = n64;
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pair++;
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if (pair >= GC2N64_MAX_MAPPING_PAIRS) {
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fprintf(stderr, "too many pairs, cannot load mapping.\n");
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goto err;
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}
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}
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}
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} while (!feof(fptr));
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map->n_pairs = pair;
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fclose(fptr);
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return map;
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err:
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if (map) {
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free(map);
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}
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fclose(fptr);
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return NULL;
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}
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int gc2n64_adapter_saveMapping(struct gc2n64_adapter_mapping *map, const char *dstfile)
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{
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FILE *fptr;
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int i;
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fptr = fopen(dstfile, "w");
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if (!fptr) {
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perror("fopen");
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return -1;
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}
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fprintf(fptr, "# gc2n64 mapping\n");
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for (i=0; i<map->n_pairs; i++) {
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fprintf(fptr, "%03d;%03d # %s -> %s\n",
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map->pairs[i].gc, map->pairs[i].n64,
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gc2n64_adapter_getGCname(map->pairs[i].gc),
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gc2n64_adapter_getN64name(map->pairs[i].n64));
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}
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fflush(fptr);
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fclose(fptr);
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return 0;
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}
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void gc2n64_adapter_printMapping(struct gc2n64_adapter_mapping *map)
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{
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int i;
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int is_default;
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for (i=0; i<map->n_pairs; i++) {
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// Do not display the terminator
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if (map->pairs[i].gc == 0xff || map->pairs[i].n64 == 0xff) {
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break;
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}
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/* 0 .. 15 is a 1:1 (same button name) mapping by default */
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if (map->pairs[i].gc < 16) {
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if (map->pairs[i].gc == map->pairs[i].n64) {
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is_default = 1;
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}
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else {
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is_default = 0;
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}
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}
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else {
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// 16 and above maps to NONE by default
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if (map->pairs[i].n64 == 20) {
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is_default = 1;
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} else {
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is_default = 0;
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}
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}
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if (!is_default) {
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printf("%s -> %s, ", gc2n64_adapter_getGCname(map->pairs[i].gc),
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gc2n64_adapter_getN64name(map->pairs[i].n64));
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}
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}
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}
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void gc2n64_adapter_printInfo(struct gc2n64_adapter_info *inf)
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{
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int i;
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if (!inf->in_bootloader) {
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printf("gc_to_n64 adapter info: {\n");
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printf("\tDefault mapping id: %d (%s)\n", inf->app.default_mapping_id, gc2n64_adapter_getMappingSlotName(inf->app.default_mapping_id, 1) );
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printf("\tDeadzone enabled: %d\n", inf->app.deadzone_enabled);
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printf("\tOld v1.5 conversion: %d\n", inf->app.old_v1_5_conversion);
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printf("\tFirmware version: %s\n", inf->app.version);
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printf("\tUpgradable: %s\n", inf->app.upgradeable ? "Yes":"No (Atmega8)");
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for (i=0; i<GC2N64_NUM_MAPPINGS; i++) {
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printf("\tMapping %d (%-13s): { ", i, gc2n64_adapter_getMappingSlotName(i, 0));
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gc2n64_adapter_printMapping(&inf->app.mappings[i]);
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printf(" }\n");
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}
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} else {
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printf("gc_to_n64 adapter in bootloader mode: {\n");
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printf("\tBootloader firmware version: %s\n", inf->bootldr.version);
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printf("\tMCU page size: %d bytes\n", inf->bootldr.mcu_page_size);
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printf("\tBootloader code start address: 0x%04x\n", inf->bootldr.bootloader_start_address);
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}
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printf("}\n");
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}
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int gc2n64_adapter_getInfo(gcn64_hdl_t hdl, int channel, struct gc2n64_adapter_info *inf)
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{
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unsigned char buf[32];
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int n;
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buf[0] = 'R';
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buf[1] = 0x01; // Get device info
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n = gcn64lib_rawSiCommand(hdl, channel, buf, 2, buf, sizeof(buf));
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if (n<0)
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return n;
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if (n > 0) {
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// On N64, when receiving an all 0xFF reply, catch it here.
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if (buf[0] == 0xff)
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return -1;
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if (!inf)
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return 0;
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inf->in_bootloader = buf[0];
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if (!inf->in_bootloader) {
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inf->app.default_mapping_id = buf[1];
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inf->app.deadzone_enabled = buf[2];
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inf->app.old_v1_5_conversion = buf[3];
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inf->app.upgradeable = buf[9];
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inf->app.version[sizeof(inf->app.version)-1]=0;
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strncpy(inf->app.version, (char*)buf+10, sizeof(inf->app.version)-1);
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} else {
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inf->bootldr.mcu_page_size = buf[1];
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inf->bootldr.bootloader_start_address = buf[2] << 8 | buf[3];
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inf->bootldr.version[sizeof(inf->bootldr.version)-1]=0;
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strncpy(inf->bootldr.version, (char*)buf+10, sizeof(inf->bootldr.version)-1);
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}
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for (n=0; n<GC2N64_NUM_MAPPINGS; n++) {
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gc2n64_adapter_getMapping(hdl, channel, n, &inf->app.mappings[n]);
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}
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} else {
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printf("No answer (old version?)\n");
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return -1;
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}
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return 0;
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}
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int gc2n64_adapter_isBusy(gcn64_hdl_t hdl, int channel)
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{
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unsigned char buf[64];
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int n;
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buf[0] = 'R';
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buf[1] = 0xf9;
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n = gcn64lib_rawSiCommand(hdl, channel, buf, 2, buf, 1);
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if (n<0)
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return n;
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if (n != 1) {
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return 2; // Busy inferred from lack of answer
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}
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if (buf[0] != 0x00) {
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return 1; // Busy
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}
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return 0; // Idle
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}
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int gc2n64_adapter_waitNotBusy(gcn64_hdl_t hdl, int channel, int verbose)
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{
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char spinner[4] = { '|','/','-','\\' };
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int busy, no_reply_count=0;
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int c=0;
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while ((busy = gc2n64_adapter_isBusy(hdl, channel)))
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{
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if (busy < 0) {
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return -1;
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}
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if (busy == 2) {
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no_reply_count++;
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if (no_reply_count > 200) {
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fprintf(stderr, "Adapter answer timeout\n");
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return -1;
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}
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}
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printf("%c\b", spinner[c%4]); fflush(stdout);
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c++;
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_delay_us(50000);
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}
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return 0;
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}
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int gc2n64_adapter_boot_eraseAll(gcn64_hdl_t hdl, int channel)
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{
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unsigned char buf[64];
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int n;
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buf[0] = 'R';
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buf[1] = 0xf0;
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n = gcn64lib_rawSiCommand(hdl, channel, buf, 2, buf, 1);
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if (n<0)
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return n;
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if (n != 1) {
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fprintf(stderr, "Invalid answer. %d bytes received.\n", n);
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return -1;
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}
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if (buf[0] != 0x00) {
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fprintf(stderr, "eraseAll request NACK!\n");
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return -1;
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}
|
|
|
|
return 0;
|
|
}
|
|
|
|
int gc2n64_adapter_boot_readBlock(gcn64_hdl_t hdl, int channel, unsigned int block_id, unsigned char dst[32])
|
|
{
|
|
unsigned char buf[32];
|
|
int n;
|
|
|
|
buf[0] = 'R';
|
|
buf[1] = 0xf1;
|
|
buf[2] = block_id >> 8;
|
|
buf[3] = block_id & 0xff;
|
|
|
|
n = gcn64lib_rawSiCommand(hdl, channel, buf, 4, buf, sizeof(buf));
|
|
if (n<0)
|
|
return n;
|
|
|
|
if (n != 32) {
|
|
fprintf(stderr, "Invalid answer\n");
|
|
return -1;
|
|
}
|
|
|
|
memcpy(dst, buf, 32);
|
|
|
|
return 0;
|
|
}
|
|
|
|
int gc2n64_adapter_dumpFlash(gcn64_hdl_t hdl, int channel)
|
|
{
|
|
int i;
|
|
unsigned char buf[0x10000];
|
|
struct gc2n64_adapter_info inf;
|
|
|
|
i = gc2n64_adapter_getInfo(hdl, channel, &inf);
|
|
if (i)
|
|
return i;
|
|
|
|
if (!inf.in_bootloader) {
|
|
fprintf(stderr, "dumpFlash: Nnot in bootloader\n");
|
|
return -1;
|
|
}
|
|
|
|
// Atmega168 : 16K
|
|
for (i=0; i<16*1024; i+= 32)
|
|
{
|
|
gc2n64_adapter_boot_readBlock(hdl, channel, i/32, buf + i);
|
|
printf("0x%04x: ", i);
|
|
printHexBuf(buf + i, 32);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
int gc2n64_adapter_enterBootloader(gcn64_hdl_t hdl, int channel)
|
|
{
|
|
unsigned char buf[4];
|
|
int n;
|
|
int t = 1000; // > 100ms timeout
|
|
|
|
|
|
/* The bootloader starts the application automatically if it is
|
|
* installed. To prevent the application from being restarted right
|
|
* away when are entering the bootloader, the bootloader waits
|
|
* 50 ms at startup, and if it receives the 'enter bootloader' command
|
|
* within this window, the application is not started.
|
|
*
|
|
* Also, contrary to the application, the bootloader actually answers
|
|
* this command. So it doubles as a handshake to know the bootloader has
|
|
* started and is ready to receive instructions.
|
|
*
|
|
* */
|
|
do {
|
|
buf[0] = 'R';
|
|
buf[1] = 0xff;
|
|
|
|
n = gcn64lib_rawSiCommand(hdl, channel, buf, 2, buf, sizeof(buf));
|
|
if (n<0) {
|
|
return n;
|
|
}
|
|
|
|
if (buf[0] == 0xff && buf[1] == 0xff) {
|
|
n = 0;
|
|
}
|
|
_delay_us(1000);
|
|
t--;
|
|
if (!t) {
|
|
fprintf(stderr, "Timeout waiting for bootloader\n");
|
|
return -1;
|
|
}
|
|
}
|
|
while(n==0);
|
|
|
|
return 0;
|
|
}
|
|
|
|
int gc2n64_adapter_bootApplication(gcn64_hdl_t hdl, int channel)
|
|
{
|
|
unsigned char buf[2];
|
|
int n;
|
|
|
|
buf[0] = 'R';
|
|
buf[1] = 0xfe;
|
|
|
|
n = gcn64lib_rawSiCommand(hdl, channel, buf, 2, buf, 1);
|
|
if (n<0)
|
|
return n;
|
|
|
|
if (n != 1) {
|
|
fprintf(stderr, "boot application: Invalid answer\n");
|
|
return -1;
|
|
}
|
|
|
|
if (buf[0]) {
|
|
fprintf(stderr, "Boot nack\n");
|
|
return -1;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
// Note: eraseAll needs to be performed first
|
|
int gc2n64_adapter_sendFirmwareBlocks(gcn64_hdl_t hdl, int channel, unsigned char *firmware, int len)
|
|
{
|
|
unsigned char buf[64];
|
|
int i, block_id;
|
|
int n;
|
|
|
|
for (i=0; i<len; i+=32) {
|
|
block_id = i / 32;
|
|
buf[0] = 'R';
|
|
buf[1] = 0xf2;
|
|
buf[2] = block_id >> 8;
|
|
buf[3] = block_id & 0xff;
|
|
memcpy(buf + 4, firmware+i, 32);
|
|
|
|
printf("Block %d / %d\r", block_id+1, len / 32); fflush(stdout);
|
|
|
|
n = gcn64lib_rawSiCommand(hdl, channel, buf, 4 + 32, buf, 4);
|
|
if (n<0) {
|
|
fprintf(stderr, "\nRaw command failed\n");
|
|
return n;
|
|
}
|
|
|
|
if (n != 4) {
|
|
fprintf(stderr, "\nInvalid upload block answer\n");
|
|
return -1;
|
|
}
|
|
|
|
// [0] ACK (should be 0x00)
|
|
// [1] Need to poll?
|
|
// [2] Block ID high
|
|
// [3] Block ID low
|
|
|
|
if (buf[0] != 0x00) {
|
|
fprintf(stderr, "Busy\n");
|
|
return -1;
|
|
}
|
|
|
|
if (buf[1]) {
|
|
if (gc2n64_adapter_waitNotBusy(hdl, channel, 1)) {
|
|
fprintf(stderr, "Error waiting not busy\n");
|
|
return -1;
|
|
}
|
|
}
|
|
|
|
// printf("\n");
|
|
// printf("Block ID: 0x%04x\n", (buf[2]<<8) | buf[3]);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
int gc2n64_adapter_verifyFirmware(gcn64_hdl_t hdl, int channel, unsigned char *firmware, int len)
|
|
{
|
|
unsigned char buf[32];
|
|
int i;
|
|
|
|
for (i=0; i<len; i+=32) {
|
|
|
|
gc2n64_adapter_boot_readBlock(hdl, channel, i/32, buf);
|
|
if (memcmp(buf, firmware + i, 32)) {
|
|
printf("\nMismatch in block address 0x%04x\n", i);
|
|
printf("Written: "); printHexBuf(firmware + i, 32);
|
|
printf(" Read: "); printHexBuf(buf, 32);
|
|
return -1;
|
|
} else {
|
|
printf("Block %d / %d ok\r", i/32 + 1, len / 32); fflush(stdout);
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
int gc2n64_adapter_waitForBootloader(gcn64_hdl_t hdl, int channel, int timeout_s)
|
|
{
|
|
struct gc2n64_adapter_info inf;
|
|
int i;
|
|
int n;
|
|
|
|
for (i=0; i<=timeout_s; i++) {
|
|
n = gc2n64_adapter_getInfo(hdl, channel, &inf);
|
|
// Errors (caused by timeouts) are just ignored since they are expected.
|
|
if (n == 0) {
|
|
gc2n64_adapter_printInfo(&inf);
|
|
if (inf.in_bootloader)
|
|
return 0;
|
|
}
|
|
_delay_s(1);
|
|
}
|
|
|
|
return -1;
|
|
}
|
|
|
|
#define FIRMWARE_BUF_SIZE 0x10000
|
|
int gc2n64_adapter_updateFirmware(gcn64_hdl_t hdl, int channel, const char *hexfile)
|
|
{
|
|
unsigned char *buf;
|
|
int max_addr;
|
|
int ret = 0, res;
|
|
struct gc2n64_adapter_info inf;
|
|
const char *signature = "41d938a8-6f8a-11e5-a45e-001bfca3c593";
|
|
|
|
////////////////////
|
|
printf("step [1/7] : Load .hex file...\n");
|
|
buf = malloc(FIRMWARE_BUF_SIZE);
|
|
if (!buf) {
|
|
perror("malloc");
|
|
return -1;
|
|
}
|
|
memset(buf, 0xff, FIRMWARE_BUF_SIZE);
|
|
|
|
max_addr = load_ihex(hexfile, buf, FIRMWARE_BUF_SIZE);
|
|
if (max_addr < 0) {
|
|
fprintf(stderr, "Update failed : Could not load hex file\n");
|
|
ret = -1;
|
|
goto err;
|
|
}
|
|
|
|
// look for the signature somewhere in the file to make sure
|
|
// this firmware is intended for this product
|
|
if (!memmem(buf, max_addr + 1, signature, strlen(signature))) {
|
|
fprintf(stderr, "Update aborted : Signature not found. This hex file is not for this adapter.\n");
|
|
ret = -1;
|
|
printHexBuf(buf + 0x1bde, 30);
|
|
goto err;
|
|
}
|
|
|
|
printf("Firmware size: %d bytes\n", max_addr+1);
|
|
|
|
|
|
////////////////////
|
|
printf("step [2/7] : Get adapter info...\n");
|
|
res = gc2n64_adapter_getInfo(hdl, channel, &inf);
|
|
if (res < 0) {
|
|
fprintf(stderr, "Failed to read adapter info\n");
|
|
return -1;
|
|
}
|
|
gc2n64_adapter_printInfo(&inf);
|
|
|
|
if (inf.in_bootloader) {
|
|
printf("step [3/7] : Enter bootloader... Skipped. Already in bootloader.\n");
|
|
} else {
|
|
// Catch Atmega8 adapters programmed with a new firmware but without bootloader.
|
|
if (!inf.app.upgradeable) {
|
|
fprintf(stderr, "Error : This adapter is not upgradable. (i.e. No bootloader on Atmega8)\n");
|
|
ret = -1;
|
|
goto err;
|
|
}
|
|
|
|
printf("step [3/7] : Enter bootloader...\n");
|
|
res = gc2n64_adapter_enterBootloader(hdl, channel);
|
|
if (res < 0) {
|
|
fprintf(stderr, "Failed to enter the bootloader\n");
|
|
ret = -1;
|
|
goto err;
|
|
}
|
|
|
|
// Re-read the info structure, as we will need the bootloader start address.
|
|
res = gc2n64_adapter_getInfo(hdl, channel, &inf);
|
|
if (res < 0) {
|
|
fprintf(stderr, "Failed to read info after enterring bootloader\n");
|
|
ret = -1;
|
|
goto err;
|
|
}
|
|
}
|
|
|
|
////////////////////
|
|
printf("step [4/7] : Erase current firmware... "); fflush(stdout);
|
|
gc2n64_adapter_boot_eraseAll(hdl, channel);
|
|
|
|
if (gc2n64_adapter_waitNotBusy(hdl, channel, 1)) {
|
|
ret = -1;
|
|
goto err;
|
|
}
|
|
printf("Ok\n");
|
|
|
|
|
|
printf("step [5/7] : Write new firmware...\n");
|
|
// Note: We write up to the bootloader, even if the firmware was shorter (it usually is).
|
|
// This is to make sure that the marker we placed at the end gets written.
|
|
res = gc2n64_adapter_sendFirmwareBlocks(hdl, channel, buf, inf.bootldr.bootloader_start_address);
|
|
if (res < 0) {
|
|
ret = -1;
|
|
goto err;
|
|
}
|
|
|
|
printf("step [6/7] : Verify firmware...\n");
|
|
res = gc2n64_adapter_verifyFirmware(hdl, channel, buf, inf.bootldr.bootloader_start_address);
|
|
if (res < 0) {
|
|
printf("Verify failed : Update failed\n");
|
|
ret = -1;
|
|
goto err;
|
|
}
|
|
|
|
printf("step [7/7] : Launch new firmware.\n");
|
|
gc2n64_adapter_bootApplication(hdl, channel);
|
|
|
|
err:
|
|
free(buf);
|
|
return ret;
|
|
}
|
|
|
|
|