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/*
 *
 *
 *
 */

#include <ll/i386/cons.h>
#include <drivers/keyb.h>

#include <fs/bdevinit.h>
#include <fs/bdev.h>

#include <string.h>

#include "common.h"

#define DISKDEVICE "ide/hda1"

__uint8_t buffer[2048] __attribute__ ((aligned (4)));
__dev_t dev;

extern char *ide_error_msg[];

int main(int argc,char *argv[])
{
  __blkcnt_t blk;
  int res;
  int c;

  showmessage("This test try to read some blocks from first hard disk\n");

  dev=bdev_find_byname(DISKDEVICE);
  if (dev<0) {
    cprintf("Can't find device to operate with\n");
    return -1;
  }
  cprintf("Using device %s (dev=%04x)\n",DISKDEVICE,dev);

  blk=0;
  for (;;) {    
    cprintf("Commands: x-exit r-read n-next block p-prev block\n");
    c = keyb_getchar();
    switch(c) {
      case 'x':
        return 0;

      case 'n':
        blk++;
        cprintf("Block %li\n",(long)blk);
        break;

      case 'p':
        if (blk>=0) blk--;
        cprintf("Block %li\n",(long)blk);
        break;
       
      case 'r':
        cprintf("Reading block %li...\n",(long)blk);
        memset(buffer,0xff,sizeof(buffer));
        res=bdev_read(dev,blk,buffer);
        cprintf("Result %i\n",res);
        //cprintf("Soft reset done %i\n",ide[0].errors);
        if (res!=0) {
          cprintf("  %s\n",(char*)ide_error_msg[-res]);
        }
        debug_dump_buffer(buffer,64);
        break;

      default:
        cprintf("Invalid command!\n");
        break;
    }
    cprintf("\n");
  }
 
  return 0;
}