[PATCH v2 26/37] target/arm: Implement TLBIP IPAS2E1, IPAS2LE1

Richard Henderson posted 37 patches 1 month ago
Maintainers: Peter Xu <peterx@redhat.com>, Fabiano Rosas <farosas@suse.de>, Peter Maydell <peter.maydell@linaro.org>, Alexander Graf <agraf@csgraf.de>, Mads Ynddal <mads@ynddal.dk>, Paolo Bonzini <pbonzini@redhat.com>
[PATCH v2 26/37] target/arm: Implement TLBIP IPAS2E1, IPAS2LE1
Posted by Richard Henderson 1 month ago
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 target/arm/tcg/tlb-insns.c | 26 ++++++++++++++++++++++----
 1 file changed, 22 insertions(+), 4 deletions(-)

diff --git a/target/arm/tcg/tlb-insns.c b/target/arm/tcg/tlb-insns.c
index 1a0a332583..bf8f007869 100644
--- a/target/arm/tcg/tlb-insns.c
+++ b/target/arm/tcg/tlb-insns.c
@@ -512,6 +512,20 @@ static void tlbi_aa64_ipas2e1_write(CPUARMState *env, const ARMCPRegInfo *ri,
     }
 }
 
+static void tlbi_aa64_ipas2e1_write128(CPUARMState *env, const ARMCPRegInfo *ri,
+                                       uint64_t vallo, uint64_t valhi)
+{
+    CPUState *cs = env_cpu(env);
+    int mask = ipas2e1_tlbmask(env, vallo);
+    uint64_t pageaddr = sextract64(valhi << 12, 0, 56);
+
+    if (tlb_force_broadcast(env)) {
+        tlb_flush_page_by_mmuidx_all_cpus_synced(cs, pageaddr, mask);
+    } else {
+        tlb_flush_page_by_mmuidx(cs, pageaddr, mask);
+    }
+}
+
 static void tlbi_aa64_ipas2e1is_write(CPUARMState *env, const ARMCPRegInfo *ri,
                                       uint64_t value)
 {
@@ -721,12 +735,16 @@ static const ARMCPRegInfo tlbi_v8_cp_reginfo[] = {
       .writefn = tlbi_aa64_alle1is_write },
     { .name = "TLBI_IPAS2E1", .state = ARM_CP_STATE_AA64,
       .opc0 = 1, .opc1 = 4, .crn = 8, .crm = 4, .opc2 = 1,
-      .access = PL2_W, .type = ARM_CP_NO_RAW | ARM_CP_ADD_TLBI_NXS,
-      .writefn = tlbi_aa64_ipas2e1_write },
+      .access = PL2_W,
+      .type = ARM_CP_NO_RAW | ARM_CP_ADD_TLBI_NXS | ARM_CP_128BIT,
+      .writefn = tlbi_aa64_ipas2e1_write,
+      .write128fn = tlbi_aa64_ipas2e1_write128 },
     { .name = "TLBI_IPAS2LE1", .state = ARM_CP_STATE_AA64,
       .opc0 = 1, .opc1 = 4, .crn = 8, .crm = 4, .opc2 = 5,
-      .access = PL2_W, .type = ARM_CP_NO_RAW | ARM_CP_ADD_TLBI_NXS,
-      .writefn = tlbi_aa64_ipas2e1_write },
+      .access = PL2_W,
+      .type = ARM_CP_NO_RAW | ARM_CP_ADD_TLBI_NXS | ARM_CP_128BIT,
+      .writefn = tlbi_aa64_ipas2e1_write,
+      .write128fn = tlbi_aa64_ipas2e1_write128 },
     { .name = "TLBI_ALLE1", .state = ARM_CP_STATE_AA64,
       .opc0 = 1, .opc1 = 4, .crn = 8, .crm = 7, .opc2 = 4,
       .access = PL2_W, .type = ARM_CP_NO_RAW | ARM_CP_ADD_TLBI_NXS,
-- 
2.43.0
Re: [PATCH v2 26/37] target/arm: Implement TLBIP IPAS2E1, IPAS2LE1
Posted by Peter Maydell 3 weeks, 4 days ago
On Tue, 14 Oct 2025 at 21:11, Richard Henderson
<richard.henderson@linaro.org> wrote:
>
> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
> ---
>  target/arm/tcg/tlb-insns.c | 26 ++++++++++++++++++++++----
>  1 file changed, 22 insertions(+), 4 deletions(-)


Reviewed-by: Peter Maydell <peter.maydell@linaro.org>

thanks
-- PMM