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[Qemu-devel] [PATCH v3 14/15] target/sparc: Add TLB entry with attribute


From: tony.nguyen
Subject: [Qemu-devel] [PATCH v3 14/15] target/sparc: Add TLB entry with attributes
Date: Thu, 25 Jul 2019 07:11:40 +0000

Append MemTxAttrs to interfaces so we can pass along up coming Invert
Endian TTE bit on SPARC64.

Signed-off-by: Tony Nguyen <address@hidden>
---
 target/sparc/mmu_helper.c | 32 ++++++++++++++++++--------------
 1 file changed, 18 insertions(+), 14 deletions(-)

diff --git a/target/sparc/mmu_helper.c b/target/sparc/mmu_helper.c
index cbd1e91..826e14b 100644
--- a/target/sparc/mmu_helper.c
+++ b/target/sparc/mmu_helper.c
@@ -88,7 +88,7 @@ static const int perm_table[2][8] = {
 };

 static int get_physical_address(CPUSPARCState *env, hwaddr *physical,
-                                int *prot, int *access_index,
+                                int *prot, int *access_index, MemTxAttrs 
*attrs,
                                 target_ulong address, int rw, int mmu_idx,
                                 target_ulong *page_size)
 {
@@ -219,6 +219,7 @@ bool sparc_cpu_tlb_fill(CPUState *cs, vaddr address, int 
size,
     target_ulong vaddr;
     target_ulong page_size;
     int error_code = 0, prot, access_index;
+    MemTxAttrs attrs = {};

     /*
      * TODO: If we ever need tlb_vaddr_to_host for this target,
@@ -229,7 +230,7 @@ bool sparc_cpu_tlb_fill(CPUState *cs, vaddr address, int 
size,
     assert(!probe);

     address &= TARGET_PAGE_MASK;
-    error_code = get_physical_address(env, &paddr, &prot, &access_index,
+    error_code = get_physical_address(env, &paddr, &prot, &access_index, 
&attrs,
                                       address, access_type,
                                       mmu_idx, &page_size);
     vaddr = address;
@@ -490,8 +491,8 @@ static inline int ultrasparc_tag_match(SparcTLBEntry *tlb,
     return 0;
 }

-static int get_physical_address_data(CPUSPARCState *env,
-                                     hwaddr *physical, int *prot,
+static int get_physical_address_data(CPUSPARCState *env, hwaddr *physical,
+                                     int *prot, MemTxAttrs *attrs,
                                      target_ulong address, int rw, int mmu_idx)
 {
     CPUState *cs = env_cpu(env);
@@ -608,8 +609,8 @@ static int get_physical_address_data(CPUSPARCState *env,
     return 1;
 }

-static int get_physical_address_code(CPUSPARCState *env,
-                                     hwaddr *physical, int *prot,
+static int get_physical_address_code(CPUSPARCState *env, hwaddr *physical,
+                                     int *prot, MemTxAttrs *attrs,
                                      target_ulong address, int mmu_idx)
 {
     CPUState *cs = env_cpu(env);
@@ -686,7 +687,7 @@ static int get_physical_address_code(CPUSPARCState *env,
 }

 static int get_physical_address(CPUSPARCState *env, hwaddr *physical,
-                                int *prot, int *access_index,
+                                int *prot, int *access_index, MemTxAttrs 
*attrs,
                                 target_ulong address, int rw, int mmu_idx,
                                 target_ulong *page_size)
 {
@@ -716,11 +717,11 @@ static int get_physical_address(CPUSPARCState *env, 
hwaddr *physical,
     }

     if (rw == 2) {
-        return get_physical_address_code(env, physical, prot, address,
+        return get_physical_address_code(env, physical, prot, attrs, address,
                                          mmu_idx);
     } else {
-        return get_physical_address_data(env, physical, prot, address, rw,
-                                         mmu_idx);
+        return get_physical_address_data(env, physical, prot, attrs, address,
+                                         rw, mmu_idx);
     }
 }

@@ -734,10 +735,11 @@ bool sparc_cpu_tlb_fill(CPUState *cs, vaddr address, int 
size,
     target_ulong vaddr;
     hwaddr paddr;
     target_ulong page_size;
+    MemTxAttrs attrs = {};
     int error_code = 0, prot, access_index;

     address &= TARGET_PAGE_MASK;
-    error_code = get_physical_address(env, &paddr, &prot, &access_index,
+    error_code = get_physical_address(env, &paddr, &prot, &access_index, 
&attrs,
                                       address, access_type,
                                       mmu_idx, &page_size);
     if (likely(error_code == 0)) {
@@ -747,7 +749,8 @@ bool sparc_cpu_tlb_fill(CPUState *cs, vaddr address, int 
size,
                                    env->dmmu.mmu_primary_context,
                                    env->dmmu.mmu_secondary_context);

-        tlb_set_page(cs, vaddr, paddr, prot, mmu_idx, page_size);
+        tlb_set_page_with_attrs(cs, vaddr, paddr, attrs, prot, mmu_idx,
+                                page_size);
         return true;
     }
     if (probe) {
@@ -849,9 +852,10 @@ static int cpu_sparc_get_phys_page(CPUSPARCState *env, 
hwaddr *phys,
 {
     target_ulong page_size;
     int prot, access_index;
+    MemTxAttrs attrs = {};

-    return get_physical_address(env, phys, &prot, &access_index, addr, rw,
-                                mmu_idx, &page_size);
+    return get_physical_address(env, phys, &prot, &access_index, &attrs, addr,
+                                rw, mmu_idx, &page_size);
 }

 #if defined(TARGET_SPARC64)
--
1.8.3.1





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