core/isolinux-c.c

   1 #include <syslinux/config.h>
   2 #include <com32.h>
   3 #include <fs.h>
   4
   5 extern far_ptr_t OrigESDI;
   6 extern uint64_t Hidden;
   7 extern uint16_t BIOSType;
   8 extern uint16_t bios_cdrom;
   9 extern uint8_t DriveNumber;
  10 extern uint8_t spec_packet;
  11
  12 void get_derivative_info(union syslinux_derivative_info *di)
  13 {
  14         di->iso.filesystem = SYSLINUX_FS_ISOLINUX;
  15         di->iso.sector_shift = SectorShift;
  16         di->iso.drive_number = DriveNumber;
  17         di->iso.cd_mode = (BIOSType - bios_cdrom >> 2);
  18
  19         di->iso.spec_packet = spec_packet;
  20         di->iso.esdi_ptr = GET_PTR(OrigESDI);
  21         di->iso.partoffset = Hidden;
  22 }