collapseos/tools/upload.c

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C
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2019-12-10 14:01:22 +11:00
#include <stdlib.h>
#include <stdio.h>
#include <fcntl.h>
#include <unistd.h>
#include "common.h"
/* Push specified file to specified device **running the BASIC shell** and verify
* that the sent contents is correct.
*/
int main(int argc, char **argv)
{
if (argc != 4) {
fprintf(stderr, "Usage: ./upload device memptr fname\n");
return 1;
}
unsigned int memptr = strtol(argv[2], NULL, 16);
FILE *fp = fopen(argv[3], "r");
if (!fp) {
fprintf(stderr, "Can't open %s.\n", argv[3]);
return 1;
}
fseek(fp, 0, SEEK_END);
unsigned int bytecount = ftell(fp);
fprintf(stderr, "memptr: 0x%04x bytecount: 0x%04x.\n", memptr, bytecount);
if (memptr+bytecount > 0xffff) {
fprintf(stderr, "memptr+bytecount out of range.\n");
fclose(fp);
return 1;
}
rewind(fp);
int fd = open(argv[1], O_RDWR|O_NOCTTY);
char s[0x10];
sprintf(s, "m=0x%04x", memptr);
sendcmd(fd, s);
read(fd, s, 2); // read prompt
while (fread(s, 1, 1, fp)) {
putchar('.');
fflush(stdout);
unsigned char c = s[0];
sendcmd(fd, "getc");
write(fd, &c, 1);
read(fd, s, 2); // read prompt
sendcmd(fd, "puth a");
read(fd, s, 2); // read hex pair
s[2] = 0; // null terminate
unsigned char c2 = strtol(s, NULL, 16);
read(fd, s, 2); // read prompt
if (c != c2) {
// mismatch!
unsigned int pos = ftell(fp);
fprintf(stderr, "Mismatch at byte %d! %d != %d.\n", pos, c, c2);
return 1;
}
sendcmd(fd, "poke m a");
read(fd, s, 2); // read prompt
sendcmd(fd, "m=m+1");
read(fd, s, 2); // read prompt
}
printf("Done!\n");
return 0;
}