BIOS Interrupt Call
BIOS interrupt calls are a facility that DOS programs and some other software, such as boot loaders, use to invoke the facilities of the Basic Input/Output System on IBM PC compatible computers. Some operating systems also use the BIOS to probe and initialize hardware resources during their early stages of booting.
Other articles related to "bios interrupt call, call, bios, interrupt":
INT 18h: Execute BASIC
... This call would typically be invoked if the BIOS was unable to identify any bootable volumes on startup ... in ROM was a key feature.) As time went on and BASIC was no longer shipped on all PCs, this interrupt would simply display an error message indicating that no bootable ...