/**
* Execute El Torito image
*
* @v image El Torito image
* @ret rc Return status code
*/
static int eltorito_exec ( struct image *image ) {
struct ramdisk ramdisk;
struct int13_drive int13_drive;
unsigned int load_segment = image->priv.ul;
unsigned int load_offset = ( load_segment ? 0 : 0x7c00 );
int rc;
memset ( &ramdisk, 0, sizeof ( ramdisk ) );
init_ramdisk ( &ramdisk, image->data, image->len, ISO9660_BLKSIZE );
memset ( &int13_drive, 0, sizeof ( int13_drive ) );
int13_drive.blockdev = &ramdisk.blockdev;
register_int13_drive ( &int13_drive );
if ( ( rc = call_bootsector ( load_segment, load_offset,
int13_drive.drive ) ) != 0 ) {
DBGC ( image, "ElTorito %p boot failed: %s\n",
image, strerror ( rc ) );
goto err;
}
rc = -ECANCELED; /* -EIMPOSSIBLE */
err:
unregister_int13_drive ( &int13_drive );
return rc;
}
void restart() {
/* Perform some initialization to restart a program */
#ifdef USE_RAMDISK
/* Read the file with name `argv[1]' into ramdisk. */
init_ramdisk();
#endif
/* Read the entry code into memory. */
load_entry();
/* Set the initial instruction pointer. */
cpu.eip = ENTRY_START;
cpu.ebp = 0;
cpu.esp = 0x80000000;
cpu.eflags_cf = false;
cpu.eflags_pf = false;
cpu.eflags_zf = false;
cpu.eflags_sf = false;
cpu.eflags_if = false;
cpu.eflags_df = false;
cpu.eflags_of = false;
/* Initialize DRAM. */
init_ddr3();
}
void init_driver() {
init_hal();
init_timer();
init_tty();
init_ide();
init_ramdisk();
hal_list();
}
void restart() {
/* Perform some initialization to restart a program */
#ifdef USE_RAMDISK
/* Read the file with name `argv[1]' into ramdisk. */
init_ramdisk();
#endif
/* Read the entry code into memory. */
load_entry();
/* Set the initial instruction pointer. */
cpu.eip = ENTRY_START;
/* Set the initial flag register */
cpu.EFLAGS.val = 0x00000002;
/* Initialize DRAM. */
init_ddr3();
}
void test_initialize_filesystem(void)
{
int rc=0;
rc = mkdir (BASE_FOR_TEST,S_IRWXU|S_IRWXG|S_IRWXO);
rtems_test_assert(rc==0);
init_ramdisk();
rc=msdos_format(RAMDISK_PATH,&rqdata);
rtems_test_assert(rc==0);
rtems_resource_snapshot_take(&before_mount);
rc=mount(RAMDISK_PATH,
BASE_FOR_TEST,
"dosfs",
RTEMS_FILESYSTEM_READ_WRITE,
NULL);
rtems_test_assert(rc==0);
}
