iokit/Kernel/IOMapper.cpp

231     vm_address_t address;
234     kr = kmem_alloc_contig(kernel_map, &address, size, PAGE_MASK, 0 /*max_pnum*/, 0 /*pnum_mask*/, false);
238     ppnum_t pagenum = pmap_find_phys(kernel_pmap, (addr64_t) address);
242 	FreeARTTable((OSData *) address, size);
243 	address = 0;
246     *virtAddrP = (void *) address;
248     return (OSData *) address;
253     vm_address_t address = (vm_address_t) artHandle;
256     kmem_free(kernel_map, address, size);	// Just panic if address is 0
330 UInt8 IOMappedRead8(IOPhysicalAddress address)
335         addr64_t addr = IOMapper::gSystem->mapAddr(address);
339         return (UInt8) ml_phys_read_byte((vm_offset_t) address);
342 UInt16 IOMappedRead16(IOPhysicalAddress address)
347         addr64_t addr = IOMapper::gSystem->mapAddr(address);
351         return (UInt16) ml_phys_read_half((vm_offset_t) address);
354 UInt32 IOMappedRead32(IOPhysicalAddress address)
359         addr64_t addr = IOMapper::gSystem->mapAddr(address);
363         return (UInt32) ml_phys_read_word((vm_offset_t) address);
366 UInt64 IOMappedRead64(IOPhysicalAddress address)
371         addr64_t addr = IOMapper::gSystem->mapAddr(address);
375         return (UInt64) ml_phys_read_double((vm_offset_t) address);
378 void IOMappedWrite8(IOPhysicalAddress address, UInt8 value)
383         addr64_t addr = IOMapper::gSystem->mapAddr(address);
387         ml_phys_write_byte((vm_offset_t) address, value);
390 void IOMappedWrite16(IOPhysicalAddress address, UInt16 value)
395         addr64_t addr = IOMapper::gSystem->mapAddr(address);
399         ml_phys_write_half((vm_offset_t) address, value);
402 void IOMappedWrite32(IOPhysicalAddress address, UInt32 value)
407         addr64_t addr = IOMapper::gSystem->mapAddr(address);
411         ml_phys_write_word((vm_offset_t) address, value);
414 void IOMappedWrite64(IOPhysicalAddress address, UInt64 value)
419         addr64_t addr = IOMapper::gSystem->mapAddr(address);
423         ml_phys_write_double((vm_offset_t) address, value);