BIOS_START
if ((start >= BIOS_START) && (start <= (BIOS_START + BIOS_SIZE))) {
sp = (char *)BIOS_PADDRTOVADDR(BIOS_START);
end = (u_char *)BIOS_PADDRTOVADDR(BIOS_START + BIOS_SIZE);
if ((start >= BIOS_START) && (start <= (BIOS_START + BIOS_SIZE))) {
sp = (char *)BIOS_PADDRTOVADDR(BIOS_START);
end = (u_char *)BIOS_PADDRTOVADDR(BIOS_START + BIOS_SIZE);
if ( (to<=from) || (from<BIOS_START) || (to>(BIOS_START+BIOS_SIZE)) )
if ( (to+off)>(BIOS_START+BIOS_SIZE) ||
((from+off)<BIOS_START) ) {
BIOS_START, BIOS_START+BIOS_SIZE);
if ((ck == 0) && (BIOS_START <= sdh->entry ) &&
(sdh->entry < (BIOS_START + BIOS_SIZE))) {