From: Richard Henderson <richard.henderson@linaro.org>
To: qemu-devel@nongnu.org
Cc: edgar.iglesias@gmail.com, philmd@linaro.org
Subject: [PATCH 2/9] target/microblaze: Split out mb_transaction_failed_internal
Date: Wed, 12 Feb 2025 14:01:48 -0800 [thread overview]
Message-ID: <20250212220155.1147144-3-richard.henderson@linaro.org> (raw)
In-Reply-To: <20250212220155.1147144-1-richard.henderson@linaro.org>
Use an explicit 64-bit type for the address to store in EAR.
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
target/microblaze/op_helper.c | 70 +++++++++++++++++++++--------------
1 file changed, 42 insertions(+), 28 deletions(-)
diff --git a/target/microblaze/op_helper.c b/target/microblaze/op_helper.c
index f6378030b7..6019c5b2eb 100644
--- a/target/microblaze/op_helper.c
+++ b/target/microblaze/op_helper.c
@@ -394,38 +394,52 @@ void helper_mmu_write(CPUMBState *env, uint32_t ext, uint32_t rn, uint32_t v)
mmu_write(env, ext, rn, v);
}
+static void mb_transaction_failed_internal(CPUState *cs, hwaddr physaddr,
+ uint64_t addr, unsigned size,
+ MMUAccessType access_type,
+ uintptr_t retaddr)
+{
+ CPUMBState *env = cpu_env(cs);
+ MicroBlazeCPU *cpu = env_archcpu(env);
+ const char *access_name = "INVALID";
+ bool take = env->msr & MSR_EE;
+ uint32_t esr = ESR_EC_DATA_BUS;
+
+ switch (access_type) {
+ case MMU_INST_FETCH:
+ access_name = "INST_FETCH";
+ esr = ESR_EC_INSN_BUS;
+ take &= cpu->cfg.iopb_bus_exception;
+ break;
+ case MMU_DATA_LOAD:
+ access_name = "DATA_LOAD";
+ take &= cpu->cfg.dopb_bus_exception;
+ break;
+ case MMU_DATA_STORE:
+ access_name = "DATA_STORE";
+ take &= cpu->cfg.dopb_bus_exception;
+ break;
+ }
+
+ qemu_log_mask(CPU_LOG_INT, "Transaction failed: addr 0x%" PRIx64
+ "physaddr 0x" HWADDR_FMT_plx " size %d access-type %s (%s)\n",
+ addr, physaddr, size, access_name,
+ take ? "TAKEN" : "DROPPED");
+
+ if (take) {
+ env->esr = esr;
+ env->ear = addr;
+ cs->exception_index = EXCP_HW_EXCP;
+ cpu_loop_exit_restore(cs, retaddr);
+ }
+}
+
void mb_cpu_transaction_failed(CPUState *cs, hwaddr physaddr, vaddr addr,
unsigned size, MMUAccessType access_type,
int mmu_idx, MemTxAttrs attrs,
MemTxResult response, uintptr_t retaddr)
{
- MicroBlazeCPU *cpu = MICROBLAZE_CPU(cs);
- CPUMBState *env = &cpu->env;
-
- qemu_log_mask(CPU_LOG_INT, "Transaction failed: vaddr 0x%" VADDR_PRIx
- " physaddr 0x" HWADDR_FMT_plx " size %d access type %s\n",
- addr, physaddr, size,
- access_type == MMU_INST_FETCH ? "INST_FETCH" :
- (access_type == MMU_DATA_LOAD ? "DATA_LOAD" : "DATA_STORE"));
-
- if (!(env->msr & MSR_EE)) {
- return;
- }
-
- if (access_type == MMU_INST_FETCH) {
- if (!cpu->cfg.iopb_bus_exception) {
- return;
- }
- env->esr = ESR_EC_INSN_BUS;
- } else {
- if (!cpu->cfg.dopb_bus_exception) {
- return;
- }
- env->esr = ESR_EC_DATA_BUS;
- }
-
- env->ear = addr;
- cs->exception_index = EXCP_HW_EXCP;
- cpu_loop_exit_restore(cs, retaddr);
+ mb_transaction_failed_internal(cs, physaddr, addr, size,
+ access_type, retaddr);
}
#endif
--
2.43.0
next prev parent reply other threads:[~2025-02-12 22:03 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-02-12 22:01 [PATCH 0/9] target/microblaze: Always use TARGET_LONG_BITS == 32 Richard Henderson
2025-02-12 22:01 ` [PATCH 1/9] target/microblaze: Split out mb_unaligned_access_internal Richard Henderson
2025-02-12 22:01 ` Richard Henderson [this message]
2025-02-13 12:59 ` [PATCH 2/9] target/microblaze: Split out mb_transaction_failed_internal Philippe Mathieu-Daudé
2025-02-12 22:01 ` [PATCH 3/9] target/microblaze: Implement extended address load/store out of line Richard Henderson
2025-02-12 22:01 ` [PATCH 4/9] target/microblaze: Use uint64_t for CPUMBState.ear Richard Henderson
2025-02-13 12:42 ` Philippe Mathieu-Daudé
2025-02-13 16:11 ` Richard Henderson
2025-04-30 8:46 ` Philippe Mathieu-Daudé
2025-02-12 22:01 ` [PATCH 5/9] target/microblaze: Use TCGv_i64 for compute_ldst_addr_ea Richard Henderson
2025-02-13 12:49 ` Philippe Mathieu-Daudé
2025-02-12 22:01 ` [PATCH 6/9] target/microblaze: Fix printf format in mmu_translate Richard Henderson
2025-02-12 22:01 ` [PATCH 7/9] target/microblaze: Use TARGET_LONG_BITS == 32 for system mode Richard Henderson
2025-02-12 22:01 ` [PATCH 8/9] target/microblaze: Drop DisasContext.r0 Richard Henderson
2025-02-13 12:51 ` Philippe Mathieu-Daudé
2025-02-12 22:01 ` [PATCH 9/9] target/microblaze: Simplify compute_ldst_addr_type{a,b} Richard Henderson
2025-02-13 12:56 ` Philippe Mathieu-Daudé
2025-02-13 12:37 ` [PATCH 0/9] target/microblaze: Always use TARGET_LONG_BITS == 32 Philippe Mathieu-Daudé
2025-03-05 0:21 ` Philippe Mathieu-Daudé
2025-04-30 6:26 ` Philippe Mathieu-Daudé
2025-04-30 7:29 ` Philippe Mathieu-Daudé
2025-04-30 10:54 ` Edgar E. Iglesias
2025-04-30 10:38 ` Edgar E. Iglesias
2025-04-30 11:09 ` Edgar E. Iglesias
2025-04-30 12:45 ` Philippe Mathieu-Daudé
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