[PATCH v4 3/9] target/loongarch: Move function get_dir_base_width to common directory

[Bibo Mao <maobibo@loongson.cn>]

Function get_dir_base_width() is used by loongarch_page_table_walker(),
so it is used by KVM mode also, here move this function from directory
tcg to common directory.

Signed-off-by: Bibo Mao <maobibo@loongson.cn>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
---
 target/loongarch/cpu_helper.c     | 28 ++++++++++++++++++++++++++++
 target/loongarch/tcg/tlb_helper.c | 28 ----------------------------
 2 files changed, 28 insertions(+), 28 deletions(-)

diff --git a/target/loongarch/cpu_helper.c b/target/loongarch/cpu_helper.c
index a326859000..8ae9a448b4 100644
--- a/target/loongarch/cpu_helper.c
+++ b/target/loongarch/cpu_helper.c
@@ -157,6 +157,34 @@ static int loongarch_get_addr_from_tlb(CPULoongArchState *env, hwaddr *physical,
     return TLBRET_NOMATCH;
 }
 
+void get_dir_base_width(CPULoongArchState *env, uint64_t *dir_base,
+                        uint64_t *dir_width, target_ulong level)
+{
+    switch (level) {
+    case 1:
+        *dir_base = FIELD_EX64(env->CSR_PWCL, CSR_PWCL, DIR1_BASE);
+        *dir_width = FIELD_EX64(env->CSR_PWCL, CSR_PWCL, DIR1_WIDTH);
+        break;
+    case 2:
+        *dir_base = FIELD_EX64(env->CSR_PWCL, CSR_PWCL, DIR2_BASE);
+        *dir_width = FIELD_EX64(env->CSR_PWCL, CSR_PWCL, DIR2_WIDTH);
+        break;
+    case 3:
+        *dir_base = FIELD_EX64(env->CSR_PWCH, CSR_PWCH, DIR3_BASE);
+        *dir_width = FIELD_EX64(env->CSR_PWCH, CSR_PWCH, DIR3_WIDTH);
+        break;
+    case 4:
+        *dir_base = FIELD_EX64(env->CSR_PWCH, CSR_PWCH, DIR4_BASE);
+        *dir_width = FIELD_EX64(env->CSR_PWCH, CSR_PWCH, DIR4_WIDTH);
+        break;
+    default:
+        /* level may be zero for ldpte */
+        *dir_base = FIELD_EX64(env->CSR_PWCL, CSR_PWCL, PTBASE);
+        *dir_width = FIELD_EX64(env->CSR_PWCL, CSR_PWCL, PTWIDTH);
+        break;
+    }
+}
+
 static int loongarch_page_table_walker(CPULoongArchState *env, hwaddr *physical,
                                  int *prot, target_ulong address)
 {
diff --git a/target/loongarch/tcg/tlb_helper.c b/target/loongarch/tcg/tlb_helper.c
index 70d1b5cf99..e6cfcc55c8 100644
--- a/target/loongarch/tcg/tlb_helper.c
+++ b/target/loongarch/tcg/tlb_helper.c
@@ -27,34 +27,6 @@ bool check_ps(CPULoongArchState *env, uint8_t tlb_ps)
     return BIT_ULL(tlb_ps) & (env->CSR_PRCFG2);
 }
 
-void get_dir_base_width(CPULoongArchState *env, uint64_t *dir_base,
-                               uint64_t *dir_width, target_ulong level)
-{
-    switch (level) {
-    case 1:
-        *dir_base = FIELD_EX64(env->CSR_PWCL, CSR_PWCL, DIR1_BASE);
-        *dir_width = FIELD_EX64(env->CSR_PWCL, CSR_PWCL, DIR1_WIDTH);
-        break;
-    case 2:
-        *dir_base = FIELD_EX64(env->CSR_PWCL, CSR_PWCL, DIR2_BASE);
-        *dir_width = FIELD_EX64(env->CSR_PWCL, CSR_PWCL, DIR2_WIDTH);
-        break;
-    case 3:
-        *dir_base = FIELD_EX64(env->CSR_PWCH, CSR_PWCH, DIR3_BASE);
-        *dir_width = FIELD_EX64(env->CSR_PWCH, CSR_PWCH, DIR3_WIDTH);
-        break;
-    case 4:
-        *dir_base = FIELD_EX64(env->CSR_PWCH, CSR_PWCH, DIR4_BASE);
-        *dir_width = FIELD_EX64(env->CSR_PWCH, CSR_PWCH, DIR4_WIDTH);
-        break;
-    default:
-        /* level may be zero for ldpte */
-        *dir_base = FIELD_EX64(env->CSR_PWCL, CSR_PWCL, PTBASE);
-        *dir_width = FIELD_EX64(env->CSR_PWCL, CSR_PWCL, PTWIDTH);
-        break;
-    }
-}
-
 static void raise_mmu_exception(CPULoongArchState *env, target_ulong address,
                                 MMUAccessType access_type, int tlb_error)
 {
-- 
2.39.3