hexed: move transfer code here since md code is here too

[megadrive.git] / transfer / transfer.c

diff --git a/transfer/transfer.c b/transfer/transfer.c
deleted file mode 100644 (file)
index 844054f..0000000
--- a/transfer/transfer.c
+++ /dev/null
@@ -1,152 +0,0 @@
-#include <stdio.h>
-#include <stdlib.h>
-#include <unistd.h>
-#include <sys/io.h>
-#include <signal.h>
-
-/*
- * PC:
- * BASE+0 ~ data
- * BASE+1 ~ status:  BAOSEI??
- *          /BUSY, ACK, PE, SLCT, ERROR, IRQ
- * BASE+2 ~ control: ??MISIAS
- *          bidirrectMODE, IRQ_EN, /SLCT_IN, INIT, /AUTO_FD_XT, /STROBE
- *
- * SEGA
- * ?HRL3210
- * TH, TR, TL, D3, D2, D1, D0
- *
- * SEGA      PC
- * 1 D0  <->  2 D0
- * 2 D1  <->  3 D1
- * 3 D2  <->  4 D2
- * 4 D3  <->  5 D3
- * 5 +5V
- * 6 TL  <-- 14 /AUTO_FD_XT
- * 7 TH  --> 10 ACK
- * 8 GND --- 21 GND
- * 9 TR  <-- 17 /SLCT_IN
- */
-
-static void inthandler(int u)
-{
-       /* switch TL back to high */
-       outb(0xe0, 890);
-       printf("\n");
-       exit(1);
-}
-
-int main(int argc, char *argv[])
-{
-       int size, byte, ret, i;
-       unsigned char *data;
-       char *p = NULL;
-       FILE *file;
-
-       if (argc != 4 || argv[1][0] != '-' || (argv[1][1] != 'r' && argv[1][1] != 'w')) {
-               printf("usage:\n%s {-r,-w} <file> <size_hex>\n", argv[0]);
-               return 1;
-       }
-
-       file = fopen(argv[2], argv[1][1] == 'r' ? "wb" : "rb");
-       if (file == NULL) {
-               fprintf(stderr, "can't open file: %s\n", argv[2]);
-               return 1;
-       }
-
-       size = (int)strtoul(argv[3], &p, 16);
-       if (p == NULL || *p != 0) {
-               fprintf(stderr, "can't convert size %s\n", argv[3]);
-               return 1;
-       }
-
-       data = malloc(size);
-       if (data == NULL) {
-               fprintf(stderr, "can't alloc %d bytes\n", size);
-               return 1;
-       }
-
-       ret = ioperm(888, 3, 1);
-       if (ret != 0) {
-               perror("ioperm");
-               return 1;
-       }
-
-       signal(SIGINT, inthandler);
-
-       printf("regs: %02x %02x %02x\n", inb(888), inb(889), inb(890));
-       outb(0xe0, 890);
-
-       while (!(inb(889) & 0x40)) {
-               printf("waiting for TH..\n");
-               sleep(5);
-       }
-
-       if (argv[1][1] == 'r')
-       {
-               for (i = 0; i < size; i++)
-               {
-                       if ((i & 0xff) == 0) {
-                               printf("\b\b\b\b\b\b\b\b\b\b\b\b\b");
-                               printf("%06x/%06x", i, size);
-                               fflush(stdout);
-                       }
-
-                       outb(0xe2, 890);        /* TL low */
-
-                       /* wait for TH low */
-                       while (inb(889) & 0x40) ;
-
-                       byte = inb(888) & 0x0f;
-
-                       outb(0xe0, 890);        /* TL high */
-
-                       /* wait for TH high */
-                       while (!(inb(889) & 0x40)) ;
-
-                       byte |= inb(888) << 4;
-                       data[i] = byte;
-               }
-
-               fwrite(data, 1, size, file);
-       }
-       else
-       {
-               ret = fread(data, 1, size, file);
-               if (ret < size)
-                       printf("warning: read only %d/%d\n", ret, size);
-
-               outb(0xc0, 890);        /* out mode, TL hi */
-               outb(data[0] & 0x0f, 888);
-               outb(0xc2, 890);        /* out mode, TL low (start condition) */
-
-               for (i = 0; i < size; i++)
-               {
-                       if ((i & 0xff) == 0) {
-                               printf("\b\b\b\b\b\b\b\b\b\b\b\b\b");
-                               printf("%06x/%06x", i, size);
-                               fflush(stdout);
-                       }
-
-                       /* wait for TH low */
-                       while (inb(889) & 0x40) ;
-
-                       byte = data[i];
-
-                       outb(byte & 0x0f, 888);
-                       outb(0xc2, 890);        /* TL low */
-
-                       /* wait for TH high */
-                       while (!(inb(889) & 0x40)) ;
-
-                       outb(byte >> 4, 888);
-                       outb(0xc0, 890);        /* TL high */
-               }
-       }
-       printf("\b\b\b\b\b\b\b\b\b\b\b\b\b");
-       printf("%06x/%06x\n", i, size);
-       fclose(file);
-
-       return 0;
-}
-