osfmk/x86_64/loose_ends.c

247 ml_phys_read_data(pmap_paddr_t paddr, int size)
251 	if (!physmap_enclosed(paddr))
252 		panic("%s: 0x%llx out of bounds\n", __FUNCTION__, paddr);
258 		s1 = *(volatile unsigned char *)PHYSMAP_PTOV(paddr);
262 		s2 = *(volatile unsigned short *)PHYSMAP_PTOV(paddr);
266 		result = *(volatile unsigned int *)PHYSMAP_PTOV(paddr);
276 ml_phys_read_long_long(pmap_paddr_t paddr )
278 	if (!physmap_enclosed(paddr))
279 		panic("%s: 0x%llx out of bounds\n", __FUNCTION__, paddr);
280 	return *(volatile unsigned long long *)PHYSMAP_PTOV(paddr);
283 unsigned int ml_phys_read( vm_offset_t paddr)
285         return ml_phys_read_data((pmap_paddr_t)paddr, 4);
288 unsigned int ml_phys_read_word(vm_offset_t paddr) {
290         return ml_phys_read_data((pmap_paddr_t)paddr, 4);
303 unsigned int ml_phys_read_half(vm_offset_t paddr)
305         return ml_phys_read_data((pmap_paddr_t)paddr, 2);
313 unsigned int ml_phys_read_byte(vm_offset_t paddr)
315         return ml_phys_read_data((pmap_paddr_t)paddr, 1);
323 unsigned long long ml_phys_read_double(vm_offset_t paddr)
325         return ml_phys_read_long_long((pmap_paddr_t)paddr);
340 ml_phys_write_data(pmap_paddr_t paddr, unsigned long data, int size)
342 	if (!physmap_enclosed(paddr))
343 		panic("%s: 0x%llx out of bounds\n", __FUNCTION__, paddr);
347 	    *(volatile unsigned char *)PHYSMAP_PTOV(paddr) = (unsigned char)data;
350 	    *(volatile unsigned short *)PHYSMAP_PTOV(paddr) = (unsigned short)data;
353 	    *(volatile unsigned int *)PHYSMAP_PTOV(paddr) = (unsigned int)data;
362 ml_phys_write_long_long(pmap_paddr_t paddr, unsigned long long data)
364 	if (!physmap_enclosed(paddr))
365 		panic("%s: 0x%llx out of bounds\n", __FUNCTION__, paddr);
367 	*(volatile unsigned long long *)PHYSMAP_PTOV(paddr) = data;
370 void ml_phys_write_byte(vm_offset_t paddr, unsigned int data)
372         ml_phys_write_data((pmap_paddr_t)paddr, data, 1);
380 void ml_phys_write_half(vm_offset_t paddr, unsigned int data)
382         ml_phys_write_data((pmap_paddr_t)paddr, data, 2);
390 void ml_phys_write(vm_offset_t paddr, unsigned int data)
392         ml_phys_write_data((pmap_paddr_t)paddr, data, 4);
400 void ml_phys_write_word(vm_offset_t paddr, unsigned int data)
402         ml_phys_write_data((pmap_paddr_t)paddr, data, 4);
410 void ml_phys_write_double(vm_offset_t paddr, unsigned long long data)
412         ml_phys_write_long_long((pmap_paddr_t)paddr, data);
424  *      Read the memory location at physical address paddr.
430 ml_probe_read(vm_offset_t paddr, unsigned int *val)
432     if ((PAGE_SIZE - (paddr & PAGE_MASK)) < 4)
435     *val = ml_phys_read((pmap_paddr_t)paddr);
441  *  Read the memory location at physical address paddr.