Checked with the sample codes.

diff --git a/firm/07/bootload/main.c b/firm/07/bootload/main.c
index d100402..75240a7 100644 (file)
--- a/firm/07/bootload/main.c
+++ b/firm/07/bootload/main.c
@@ -77,6 +77,14 @@ static void wait()
     ;
 }
 
+void die(int code)
+{
+  puts("die with code 0x");
+  putxval(code, 4);
+  puts(".\n");
+  while (1) { }
+}
+
 int main(void)
 {
   static char buf[16];
@@ -158,11 +166,65 @@ int main(void)
   FATFS fatfs;                 /* File system object */
   DIR dir;                             /* Directory object */
   FILINFO fno;                 /* File information object */
+  WORD bw, br, i;
+  BYTE buff[64];
+  int rc;
 
   puts("\nMount a volume.\n");
-  int rc = pf_mount(&fatfs);
-  puts("Result=");
-  putxval(rc, 4);
+  rc = pf_mount(&fatfs);
+  if (rc) die(rc);
+
+  puts("\nOpen a test file (message.txt).\n");
+  rc = pf_open("MESSAGE.TXT");
+  if (rc) die(rc);
+
+  puts("\nType the file content.\n");
+  for (;;) {
+      rc = pf_read(buff, sizeof(buff), &br);   /* Read a chunk of file */
+      if (rc || !br) break;                    /* Error or end of file */
+      for (i = 0; i < br; i++)         /* Type the data */
+          putc(buff[i]);
+  }
+  if (rc) die(rc);
+
+#if _USE_WRITE
+  puts("\nOpen a file to write (write.txt).\n");
+  rc = pf_open("WRITE.TXT");
+  if (rc) die(rc);
+
+  puts("\nWrite a text data. (Hello world!)\n");
+  rc = pf_write("Hello world!\r\n", 14, &bw);
+  if (rc) die(rc);
+
+  puts("\nTerminate the file write process.\n");
+  rc = pf_write(0, 0, &bw);
+  if (rc) die(rc);
+#endif
+
+#if _USE_DIR
+  puts("\nOpen root directory.\n");
+  rc = pf_opendir(&dir, "");
+  if (rc) die(rc);
+
+  puts("\nDirectory listing...\n");
+  for (;;) {
+      rc = pf_readdir(&dir, &fno);     /* Read a directory item */
+      if (rc || !fno.fname[0]) break;  /* Error or end of dir */
+      if (fno.fattrib & AM_DIR) {
+          puts("<d>");
+          puts(fno.fname);
+          puts("\n");
+      } else {
+          puts("<f>");
+          puts(fno.fname);
+          puts("\n");
+      }
+  }
+  if (rc) die(rc);
+#endif
+
+  puts("\nTest completed.\n");
+  for (;;) ;
 #endif
 
   return 0;