Rename target_phys_addr_t to hwaddr

target_phys_addr_t is unwieldly, violates the C standard (_t suffixes are
reserved) and its purpose doesn't match the name (most target_phys_addr_t
addresses are not target specific).  Replace it with a finger-friendly,
standards conformant hwaddr.

Outstanding patchsets can be fixed up with the command

  git rebase -i --exec 'find -name "*.[ch]"
                        | xargs s/target_phys_addr_t/hwaddr/g' origin

Signed-off-by: Avi Kivity <avi@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
diff --git a/target-xtensa/helper.c b/target-xtensa/helper.c
index d5bb171..d94bae2 100644
--- a/target-xtensa/helper.c
+++ b/target-xtensa/helper.c
@@ -118,7 +118,7 @@
     }
 }
 
-target_phys_addr_t cpu_get_phys_page_debug(CPUXtensaState *env, target_ulong addr)
+hwaddr cpu_get_phys_page_debug(CPUXtensaState *env, target_ulong addr)
 {
     uint32_t paddr;
     uint32_t page_size;
diff --git a/target-xtensa/xtensa-semi.c b/target-xtensa/xtensa-semi.c
index 52be07a..851ff54 100644
--- a/target-xtensa/xtensa-semi.c
+++ b/target-xtensa/xtensa-semi.c
@@ -169,12 +169,12 @@
             uint32_t len = regs[5];
 
             while (len > 0) {
-                target_phys_addr_t paddr =
+                hwaddr paddr =
                     cpu_get_phys_page_debug(env, vaddr);
                 uint32_t page_left =
                     TARGET_PAGE_SIZE - (vaddr & (TARGET_PAGE_SIZE - 1));
                 uint32_t io_sz = page_left < len ? page_left : len;
-                target_phys_addr_t sz = io_sz;
+                hwaddr sz = io_sz;
                 void *buf = cpu_physical_memory_map(paddr, &sz, is_write);
 
                 if (buf) {
@@ -295,7 +295,7 @@
             uint32_t sz = regs[5];
 
             while (sz) {
-                target_phys_addr_t len = sz;
+                hwaddr len = sz;
                 void *buf = cpu_physical_memory_map(base, &len, 1);
 
                 if (buf && len) {