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authorJim Shu <cwshu@andestech.com>2021-02-21 22:01:21 +0800
committerAlistair Francis <alistair.francis@wdc.com>2021-03-22 21:54:40 -0400
commit663e119317d77780949830226f5575305405ab75 (patch)
tree4f971b83b3919444f046448a906a3ebbacc0e296
parentb297129ae19e26d3cc0e376d2bfc33d76b06d83b (diff)
downloadfocaccia-qemu-663e119317d77780949830226f5575305405ab75.tar.gz
focaccia-qemu-663e119317d77780949830226f5575305405ab75.zip
target/riscv: add log of PMP permission checking
Like MMU translation, add qemu log of PMP permission checking for
debugging.

Signed-off-by: Jim Shu <cwshu@andestech.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Message-id: 1613916082-19528-3-git-send-email-cwshu@andestech.com
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
-rw-r--r--target/riscv/cpu_helper.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/target/riscv/cpu_helper.c b/target/riscv/cpu_helper.c
index fa385594df..0515f9aec8 100644
--- a/target/riscv/cpu_helper.c
+++ b/target/riscv/cpu_helper.c
@@ -794,6 +794,12 @@ bool riscv_cpu_tlb_fill(CPUState *cs, vaddr address, int size,
             if (ret == TRANSLATE_SUCCESS) {
                 ret = get_physical_address_pmp(env, &prot_pmp, &tlb_size, pa,
                                                size, access_type, mode);
+
+                qemu_log_mask(CPU_LOG_MMU,
+                              "%s PMP address=" TARGET_FMT_plx " ret %d prot"
+                              " %d tlb_size " TARGET_FMT_lu "\n",
+                              __func__, pa, ret, prot_pmp, tlb_size);
+
                 prot &= prot_pmp;
             }
 
@@ -821,6 +827,12 @@ bool riscv_cpu_tlb_fill(CPUState *cs, vaddr address, int size,
         if (ret == TRANSLATE_SUCCESS) {
             ret = get_physical_address_pmp(env, &prot_pmp, &tlb_size, pa,
                                            size, access_type, mode);
+
+            qemu_log_mask(CPU_LOG_MMU,
+                          "%s PMP address=" TARGET_FMT_plx " ret %d prot"
+                          " %d tlb_size " TARGET_FMT_lu "\n",
+                          __func__, pa, ret, prot_pmp, tlb_size);
+
             prot &= prot_pmp;
         }
     }