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authorPeter Maydell <peter.maydell@linaro.org>2024-09-11 13:17:29 +0100
committerPeter Maydell <peter.maydell@linaro.org>2024-09-11 13:17:29 +0100
commita4eb31c678400472de0b4915b9154a7c20d8332f (patch)
treec95ad49cc298bc7ebbfb9ec1cc596e0cf8877041 /target/arm/gdbstub64.c
parentb8eada54b2ad8a7d98d93d5ab4d3e888c5880097 (diff)
parent06dd94e84336d2c5a86c99049dc9abb4a1d6b2e5 (diff)
downloadfocaccia-qemu-a4eb31c678400472de0b4915b9154a7c20d8332f.tar.gz
focaccia-qemu-a4eb31c678400472de0b4915b9154a7c20d8332f.zip
Merge tag 'pull-testing-gdbstub-oct-100924-1' of https://gitlab.com/stsquad/qemu into staging
testing and gdbstub updates:

  - remove docker-armel-cross
  - update i686 and mipsel images to bookworm
  - use docker-all-test-cross for mips64le tests
  - fix duplicated line in docs
  - update gitlab-runner ansible script
  - support MTE in gdbstub for system mode

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# gpg:                using RSA key 6685AE99E75167BCAFC8DF35FBD0DB095A9E2A44
# gpg: Good signature from "Alex Bennée (Master Work Key) <alex.bennee@linaro.org>" [full]
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* tag 'pull-testing-gdbstub-oct-100924-1' of https://gitlab.com/stsquad/qemu:
  tests/tcg/aarch64: Extend MTE gdbstub tests to system mode
  tests/tcg/aarch64: Improve linker script organization
  tests/guest-debug: Support passing arguments to the GDB test script
  gdbstub: Add support for MTE in system mode
  gdbstub: Use specific MMU index when probing MTE addresses
  scripts/ci: update the gitlab-runner playbook
  docs/devel: fix duplicate line
  tests/docker: use debian-all-test-cross for mips64el tests
  tests/docker: update debian i686 and mipsel images to bookworm
  tests/docker: remove debian-armel-cross

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'target/arm/gdbstub64.c')
-rw-r--r--target/arm/gdbstub64.c23
1 files changed, 17 insertions, 6 deletions
diff --git a/target/arm/gdbstub64.c b/target/arm/gdbstub64.c
index 5221381cc8..1a4dbec567 100644
--- a/target/arm/gdbstub64.c
+++ b/target/arm/gdbstub64.c
@@ -430,11 +430,14 @@ int aarch64_gdb_set_tag_ctl_reg(CPUState *cs, uint8_t *buf, int reg)
     return 0;
 #endif
 }
+#endif /* CONFIG_USER_ONLY */
 
+#ifdef CONFIG_TCG
 static void handle_q_memtag(GArray *params, void *user_ctx)
 {
     ARMCPU *cpu = ARM_CPU(user_ctx);
     CPUARMState *env = &cpu->env;
+    uint32_t mmu_index;
 
     uint64_t addr = gdb_get_cmd_param(params, 0)->val_ull;
     uint64_t len = gdb_get_cmd_param(params, 1)->val_ul;
@@ -458,8 +461,10 @@ static void handle_q_memtag(GArray *params, void *user_ctx)
         gdb_put_packet("E03");
     }
 
+    /* Find out the current translation regime for probe. */
+    mmu_index = cpu_mmu_index(env_cpu(env), false);
     /* Note that tags are packed here (2 tags packed in one byte). */
-    tags = allocation_tag_mem_probe(env, 0, addr, MMU_DATA_LOAD, 8 /* 64-bit */,
+    tags = allocation_tag_mem_probe(env, mmu_index, addr, MMU_DATA_LOAD, 1,
                                     MMU_DATA_LOAD, true, 0);
     if (!tags) {
         /* Address is not in a tagged region. */
@@ -478,13 +483,16 @@ static void handle_q_isaddresstagged(GArray *params, void *user_ctx)
 {
     ARMCPU *cpu = ARM_CPU(user_ctx);
     CPUARMState *env = &cpu->env;
+    uint32_t mmu_index;
 
     uint64_t addr = gdb_get_cmd_param(params, 0)->val_ull;
 
     uint8_t *tags;
     const char *reply;
 
-    tags = allocation_tag_mem_probe(env, 0, addr, MMU_DATA_LOAD, 8 /* 64-bit */,
+    /* Find out the current translation regime for probe. */
+    mmu_index = cpu_mmu_index(env_cpu(env), false);
+    tags = allocation_tag_mem_probe(env, mmu_index, addr, MMU_DATA_LOAD, 1,
                                     MMU_DATA_LOAD, true, 0);
     reply = tags ? "01" : "00";
 
@@ -495,6 +503,7 @@ static void handle_Q_memtag(GArray *params, void *user_ctx)
 {
     ARMCPU *cpu = ARM_CPU(user_ctx);
     CPUARMState *env = &cpu->env;
+    uint32_t mmu_index;
 
     uint64_t start_addr = gdb_get_cmd_param(params, 0)->val_ull;
     uint64_t len = gdb_get_cmd_param(params, 1)->val_ul;
@@ -527,8 +536,10 @@ static void handle_Q_memtag(GArray *params, void *user_ctx)
      * Get all tags in the page starting from the tag of the start address.
      * Note that there are two tags packed into a single byte here.
      */
-    tags = allocation_tag_mem_probe(env, 0, start_addr, MMU_DATA_STORE,
-                                    8 /* 64-bit */, MMU_DATA_STORE, true, 0);
+    /* Find out the current translation regime for probe. */
+    mmu_index = cpu_mmu_index(env_cpu(env), false);
+    tags = allocation_tag_mem_probe(env, mmu_index, start_addr, MMU_DATA_STORE,
+                                    1, MMU_DATA_STORE, true, 0);
     if (!tags) {
         /* Address is not in a tagged region. */
         gdb_put_packet("E04");
@@ -591,13 +602,13 @@ static const GdbCmdParseEntry cmd_handler_table[NUM_CMDS] = {
         .need_cpu_context = true
     },
 };
-#endif /* CONFIG_USER_ONLY */
+#endif /* CONFIG_TCG */
 
 void aarch64_cpu_register_gdb_commands(ARMCPU *cpu, GString *qsupported,
                                        GPtrArray *qtable, GPtrArray *stable)
 {
-#ifdef CONFIG_USER_ONLY
     /* MTE */
+#ifdef CONFIG_TCG
     if (cpu_isar_feature(aa64_mte, cpu)) {
         g_string_append(qsupported, ";memory-tagging+");