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[Qemu-devel] [PULL v1 24/38] target-microblaze: mmu: Add R_TBLX_MISS mac
From: |
Edgar E. Iglesias |
Subject: |
[Qemu-devel] [PULL v1 24/38] target-microblaze: mmu: Add R_TBLX_MISS macros |
Date: |
Tue, 29 May 2018 12:49:57 +0200 |
From: "Edgar E. Iglesias" <address@hidden>
Add a R_TBLX_MISS MASK and SHIFT macros.
Reviewed-by: Alistair Francis <address@hidden>
Reviewed-by: Richard Henderson <address@hidden>
Signed-off-by: Edgar E. Iglesias <address@hidden>
---
target/microblaze/mmu.c | 5 +++--
target/microblaze/mmu.h | 4 ++++
2 files changed, 7 insertions(+), 2 deletions(-)
diff --git a/target/microblaze/mmu.c b/target/microblaze/mmu.c
index 0019ebd18f..f4a4c339c9 100644
--- a/target/microblaze/mmu.c
+++ b/target/microblaze/mmu.c
@@ -292,8 +292,9 @@ void mmu_write(CPUMBState *env, uint32_t rn, uint32_t v)
v & TLB_EPN_MASK, 0, cpu_mmu_index(env,
false));
if (hit) {
env->mmu.regs[MMU_R_TLBX] = lu.idx;
- } else
- env->mmu.regs[MMU_R_TLBX] |= 0x80000000;
+ } else {
+ env->mmu.regs[MMU_R_TLBX] |= R_TBLX_MISS_MASK;
+ }
break;
}
default:
diff --git a/target/microblaze/mmu.h b/target/microblaze/mmu.h
index 3b7a9983d5..113539c6e9 100644
--- a/target/microblaze/mmu.h
+++ b/target/microblaze/mmu.h
@@ -54,6 +54,10 @@
#define TLB_M 0x00000002 /* Memory is coherent */
#define TLB_G 0x00000001 /* Memory is guarded from prefetch */
+/* TLBX */
+#define R_TBLX_MISS_SHIFT 31
+#define R_TBLX_MISS_MASK (1U << R_TBLX_MISS_SHIFT)
+
#define TLB_ENTRIES 64
struct microblaze_mmu
--
2.14.1
- [Qemu-devel] [PULL v1 14/38] target-microblaze: Name special registers we support, (continued)
- [Qemu-devel] [PULL v1 14/38] target-microblaze: Name special registers we support, Edgar E. Iglesias, 2018/05/29
- [Qemu-devel] [PULL v1 13/38] target-microblaze: Use TCGv for load/store addresses, Edgar E. Iglesias, 2018/05/29
- [Qemu-devel] [PULL v1 17/38] target-microblaze: dec_msr: Use bool and extract32, Edgar E. Iglesias, 2018/05/29
- [Qemu-devel] [PULL v1 15/38] target-microblaze: Break out trap_userspace(), Edgar E. Iglesias, 2018/05/29
- [Qemu-devel] [PULL v1 19/38] target-microblaze: dec_msr: Fix MTS to FSR, Edgar E. Iglesias, 2018/05/29
- [Qemu-devel] [PULL v1 16/38] target-microblaze: Break out trap_illegal(), Edgar E. Iglesias, 2018/05/29
- [Qemu-devel] [PULL v1 18/38] target-microblaze: dec_msr: Reuse more code when reg-decoding, Edgar E. Iglesias, 2018/05/29
- [Qemu-devel] [PULL v1 21/38] target-microblaze: Setup for 64bit addressing, Edgar E. Iglesias, 2018/05/29
- [Qemu-devel] [PULL v1 23/38] target-microblaze: Implement MFSE EAR, Edgar E. Iglesias, 2018/05/29
- [Qemu-devel] [PULL v1 20/38] target-microblaze: Make special registers 64-bit, Edgar E. Iglesias, 2018/05/29
- [Qemu-devel] [PULL v1 24/38] target-microblaze: mmu: Add R_TBLX_MISS macros,
Edgar E. Iglesias <=
- [Qemu-devel] [PULL v1 26/38] target-microblaze: mmu: Prepare for 64-bit addresses, Edgar E. Iglesias, 2018/05/29
- [Qemu-devel] [PULL v1 25/38] target-microblaze: mmu: Remove unused register state, Edgar E. Iglesias, 2018/05/29
- [Qemu-devel] [PULL v1 27/38] target-microblaze: mmu: Add a configurable output address mask, Edgar E. Iglesias, 2018/05/29
- [Qemu-devel] [PULL v1 28/38] target-microblaze: dec_msr: Plug a temp leak, Edgar E. Iglesias, 2018/05/29
- [Qemu-devel] [PULL v1 30/38] target-microblaze: Allow address sizes between 32 and 64 bits, Edgar E. Iglesias, 2018/05/29
- [Qemu-devel] [PULL v1 29/38] target-microblaze: Add support for extended access to TLBLO, Edgar E. Iglesias, 2018/05/29
- [Qemu-devel] [PULL v1 31/38] target-microblaze: Simplify address computation using tcg_gen_addi_i32(), Edgar E. Iglesias, 2018/05/29
- [Qemu-devel] [PULL v1 32/38] target-microblaze: mmu: Cleanup debug log messages, Edgar E. Iglesias, 2018/05/29
- [Qemu-devel] [PULL v1 33/38] target-microblaze: Use table based condition-codes conversion, Edgar E. Iglesias, 2018/05/29
- [Qemu-devel] [PULL v1 36/38] target-microblaze: Use tcg_gen_movcond in eval_cond_jmp, Edgar E. Iglesias, 2018/05/29