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From: Mostafa Saleh <smostafa@google.com>
To: qemu-devel@nongnu.org
Cc: jean-philippe@linaro.org, eric.auger@redhat.com,
	peter.maydell@linaro.org,  qemu-arm@nongnu.org,
	richard.henderson@linaro.org,
	 Mostafa Saleh <smostafa@google.com>
Subject: [RFC PATCH v2 01/11] hw/arm/smmuv3: Add missing fields for IDR0
Date: Sun, 26 Feb 2023 22:06:40 +0000	[thread overview]
Message-ID: <20230226220650.1480786-2-smostafa@google.com> (raw)
In-Reply-To: <20230226220650.1480786-1-smostafa@google.com>

In preparation for adding stage-2 support.
Add IDR0 fields related to stage-2.

VMID16: 16-bit VMID supported.
S2P: Stage-2 translation supported.

They are described in 6.3.1 SMMU_IDR0.

No functional change intended.

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Eric Auger <eric.auger@redhat.com>
Signed-off-by: Mostafa Saleh <smostafa@google.com>

---
Changes in V2:
- Collected Reviewed-by tags.
---
 hw/arm/smmuv3-internal.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/hw/arm/smmuv3-internal.h b/hw/arm/smmuv3-internal.h
index e8f0ebf25e..183d5ac8dc 100644
--- a/hw/arm/smmuv3-internal.h
+++ b/hw/arm/smmuv3-internal.h
@@ -34,10 +34,12 @@ typedef enum SMMUTranslationStatus {
 /* MMIO Registers */
 
 REG32(IDR0,                0x0)
+    FIELD(IDR0, S2P,         0 , 1)
     FIELD(IDR0, S1P,         1 , 1)
     FIELD(IDR0, TTF,         2 , 2)
     FIELD(IDR0, COHACC,      4 , 1)
     FIELD(IDR0, ASID16,      12, 1)
+    FIELD(IDR0, VMID16,      18, 1)
     FIELD(IDR0, TTENDIAN,    21, 2)
     FIELD(IDR0, STALL_MODEL, 24, 2)
     FIELD(IDR0, TERM_MODEL,  26, 1)
-- 
2.39.2.637.g21b0678d19-goog



  reply	other threads:[~2023-02-26 22:08 UTC|newest]

Thread overview: 37+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-02-26 22:06 [RFC PATCH v2 00/11] Add stage-2 translation for SMMUv3 Mostafa Saleh
2023-02-26 22:06 ` Mostafa Saleh [this message]
2023-02-26 22:06 ` [RFC PATCH v2 02/11] hw/arm/smmuv3: Update translation config to hold stage-2 Mostafa Saleh
2023-03-17 11:37   ` Eric Auger
2023-03-17 14:43     ` Mostafa Saleh
2023-03-17 17:36       ` Eric Auger
2023-02-26 22:06 ` [RFC PATCH v2 03/11] hw/arm/smmuv3: Refactor stage-1 PTW Mostafa Saleh
2023-03-17 18:31   ` Eric Auger
2023-03-19  8:38     ` Mostafa Saleh
2023-02-26 22:06 ` [RFC PATCH v2 04/11] hw/arm/smmuv3: Add page table walk for stage-2 Mostafa Saleh
2023-03-20 14:56   ` Eric Auger
2023-03-20 18:52     ` Mostafa Saleh
2023-02-26 22:06 ` [RFC PATCH v2 05/11] hw/arm/smmuv3: Parse STE config " Mostafa Saleh
2023-03-20 15:14   ` Eric Auger
2023-03-20 19:11     ` Mostafa Saleh
2023-02-26 22:06 ` [RFC PATCH v2 06/11] hw/arm/smmuv3: Make TLB lookup work " Mostafa Saleh
2023-03-20 16:05   ` Eric Auger
2023-03-20 19:14     ` Mostafa Saleh
2023-02-26 22:06 ` [RFC PATCH v2 07/11] hw/arm/smmuv3: Add VMID to tlb tagging Mostafa Saleh
2023-03-20 16:16   ` Eric Auger
2023-02-26 22:06 ` [RFC PATCH v2 08/11] hw/arm/smmuv3: Add CMDs related to stage-2 Mostafa Saleh
2023-03-20 16:51   ` Eric Auger
2023-03-20 19:29     ` Mostafa Saleh
2023-02-26 22:06 ` [RFC PATCH v2 09/11] hw/arm/smmuv3: Add stage-2 support in iova notifier Mostafa Saleh
2023-03-20 16:57   ` Eric Auger
2023-02-26 22:06 ` [RFC PATCH v2 10/11] hw/arm/smmuv3: Populate OAS based on CPU PARANGE Mostafa Saleh
2023-03-20 17:12   ` Eric Auger
2023-03-21 13:06     ` Mostafa Saleh
2023-03-21 13:23       ` Eric Auger
2023-03-21 13:29         ` Mostafa Saleh
2023-03-21 13:34           ` Eric Auger
2023-03-21 13:34         ` Peter Maydell
2023-03-21 13:42           ` Mostafa Saleh
2023-03-21 13:45           ` Eric Auger
2023-03-21 13:54           ` Mostafa Saleh
2023-03-21 14:08             ` Peter Maydell
2023-02-26 22:06 ` [RFC PATCH v2 11/11] hw/arm/smmuv3: Add knob to choose translation stage and enable stage-2 Mostafa Saleh

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