FreeBSD/sys/i386/i386/vm_machdep.c
/*
 * Tell whether this address is in some physical memory region.
 * Currently used by the kernel coredump code in order to avoid
 * dumping the ``ISA memory hole'' which could cause indefinite hangs,
 * or other unpredictable behaviour.
 */
Tell whether this address is in some physical memory region.
Currently used by the kernel coredump code in order to avoid
dumping the ``ISA memory hole'' which could cause indefinite hangs,
or other unpredictable behaviour.
Tell whether this address is in some physical memory region . Currently used by the kernel coredump code in order to avoid dumping the ` ` ISA memory hole ' ' which could cause indefinite hangs or other unpredictable behaviour .
int
is_physical_memory(vm_paddr_t addr)
{
#ifdef DEV_ISA
	if (addr >= 0xa0000 && addr < 0x100000)
		return 0;
#endif
	return 1;
}
int is_physical_memory ( vm_paddr_t addr ) { #ifdef DEV_ISA if ( addr >= 0xa0000 && addr < 0x100000 ) return 0 ; #endif return 1 ; }
Tell whether this address is in some physical memory region.
Tell whether this address is in some physical memory region .
/* The ISA ``memory hole''. */ /*
	 * stuff other tests for known memory-mapped devices (PCI?)
	 * here
	 */