diff mbox

[1.1,3/6] target-xtensa: extract TLB entry setting method

Message ID 1338129294-16742-4-git-send-email-jcmvbkbc@gmail.com
State New
Headers show

Commit Message

Max Filippov May 27, 2012, 2:34 p.m. UTC 
Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
---
 target-xtensa/cpu.h       |    3 +++
 target-xtensa/op_helper.c |   15 +++++++++++----
 2 files changed, 14 insertions(+), 4 deletions(-)
diff mbox

Patch

diff --git a/target-xtensa/cpu.h b/target-xtensa/cpu.h
index 6d0ea7c..6c590fe 100644
--- a/target-xtensa/cpu.h
+++ b/target-xtensa/cpu.h
@@ -370,6 +370,9 @@  void split_tlb_entry_spec_way(const CPUXtensaState *env, uint32_t v, bool dtlb,
         uint32_t *vpn, uint32_t wi, uint32_t *ei);
 int xtensa_tlb_lookup(const CPUXtensaState *env, uint32_t addr, bool dtlb,
         uint32_t *pwi, uint32_t *pei, uint8_t *pring);
+void xtensa_tlb_set_entry_mmu(const CPUXtensaState *env,
+        xtensa_tlb_entry *entry, bool dtlb,
+        unsigned wi, unsigned ei, uint32_t vpn, uint32_t pte);
 void xtensa_tlb_set_entry(CPUXtensaState *env, bool dtlb,
         unsigned wi, unsigned ei, uint32_t vpn, uint32_t pte);
 int xtensa_get_physical_addr(CPUXtensaState *env,
diff --git a/target-xtensa/op_helper.c b/target-xtensa/op_helper.c
index ce61157..663bb6d 100644
--- a/target-xtensa/op_helper.c
+++ b/target-xtensa/op_helper.c
@@ -655,6 +655,16 @@  uint32_t HELPER(ptlb)(uint32_t v, uint32_t dtlb)
     }
 }
 
+void xtensa_tlb_set_entry_mmu(const CPUXtensaState *env,
+        xtensa_tlb_entry *entry, bool dtlb,
+        unsigned wi, unsigned ei, uint32_t vpn, uint32_t pte)
+{
+    entry->vaddr = vpn;
+    entry->paddr = pte & xtensa_tlb_get_addr_mask(env, dtlb, wi);
+    entry->asid = (env->sregs[RASID] >> ((pte >> 1) & 0x18)) & 0xff;
+    entry->attr = pte & 0xf;
+}
+
 void xtensa_tlb_set_entry(CPUXtensaState *env, bool dtlb,
         unsigned wi, unsigned ei, uint32_t vpn, uint32_t pte)
 {
@@ -665,10 +675,7 @@  void xtensa_tlb_set_entry(CPUXtensaState *env, bool dtlb,
             if (entry->asid) {
                 tlb_flush_page(env, entry->vaddr);
             }
-            entry->vaddr = vpn;
-            entry->paddr = pte & xtensa_tlb_get_addr_mask(env, dtlb, wi);
-            entry->asid = (env->sregs[RASID] >> ((pte >> 1) & 0x18)) & 0xff;
-            entry->attr = pte & 0xf;
+            xtensa_tlb_set_entry_mmu(env, entry, dtlb, wi, ei, vpn, pte);
             tlb_flush_page(env, entry->vaddr);
         } else {
             qemu_log("%s %d, %d, %d trying to set immutable entry\n",