SEGMENT_LENGTH
SEGMENT_LENGTH * sizeof(ppc64_slb_entry_t);
ea < hdr->kernend; ea += SEGMENT_LENGTH, i++, slb++)
ea += SEGMENT_LENGTH, i++, slb++) {
#define round_seg(x) roundup2((uint64_t)(x), SEGMENT_LENGTH)
l = ((char *)USER_ADDR + SEGMENT_LENGTH) - (char *)(*kaddr);
pa += SEGMENT_LENGTH;
for (va = virtual_avail; va < virtual_end; va += SEGMENT_LENGTH)
l = ((char *)USER_ADDR + SEGMENT_LENGTH) - (char *)(*kaddr);
#define VM_MAX_SAFE_KERNEL_ADDRESS (VM_MIN_KERNEL_ADDRESS + 2*SEGMENT_LENGTH -1)
#define VM_MAX_KERNEL_ADDRESS (VM_MIN_KERNEL_ADDRESS + 3*SEGMENT_LENGTH - 1)