From: Ard Biesheuvel <ard.biesheuvel@linaro.org>
To: edk2-devel@lists.01.org
Cc: leif.lindholm@linaro.org, Ard Biesheuvel <ard.biesheuvel@linaro.org>
Subject: [PATCH edk2-platforms] Silicon/SynQuacer; add cache topology information to device tree
Date: Thu, 8 Mar 2018 15:21:41 +0000 [thread overview]
Message-ID: <20180308152141.1028-1-ard.biesheuvel@linaro.org> (raw)
Add a DT description of the size and geometry of the various levels
of caches that are present in the SynQuacer SoC.
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
---
Silicon/Socionext/SynQuacer/DeviceTree/SynQuacer.dtsi | 4 +-
Silicon/Socionext/SynQuacer/DeviceTree/SynQuacerCaches.dtsi | 80 ++++++++++++++++++++
2 files changed, 83 insertions(+), 1 deletion(-)
diff --git a/Silicon/Socionext/SynQuacer/DeviceTree/SynQuacer.dtsi b/Silicon/Socionext/SynQuacer/DeviceTree/SynQuacer.dtsi
index 2db7de3d5b96..2bea91f7f2c0 100644
--- a/Silicon/Socionext/SynQuacer/DeviceTree/SynQuacer.dtsi
+++ b/Silicon/Socionext/SynQuacer/DeviceTree/SynQuacer.dtsi
@@ -1,5 +1,5 @@
/** @file
- * Copyright (c) 2017, Linaro Limited. All rights reserved.
+ * Copyright (c) 2017 - 2018, Linaro Limited. All rights reserved.
*
* This program and the accompanying materials are licensed and made
* available under the terms and conditions of the BSD License which
@@ -575,3 +575,5 @@
#size-cells = <0>;
};
};
+
+#include "SynQuacerCaches.dtsi"
diff --git a/Silicon/Socionext/SynQuacer/DeviceTree/SynQuacerCaches.dtsi b/Silicon/Socionext/SynQuacer/DeviceTree/SynQuacerCaches.dtsi
new file mode 100644
index 000000000000..1fbcd4aabfb6
--- /dev/null
+++ b/Silicon/Socionext/SynQuacer/DeviceTree/SynQuacerCaches.dtsi
@@ -0,0 +1,80 @@
+/** @file
+ * Copyright (c) 2018, Linaro Limited. All rights reserved.
+ *
+ * This program and the accompanying materials are licensed and made
+ * available under the terms and conditions of the BSD License which
+ * accompanies this distribution. The full text of the license may be
+ * found at http://opensource.org/licenses/bsd-license.php
+ *
+ * THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR
+ * IMPLIED.
+ */
+
+#define __L1(cpuref, l2ref) \
+cpuref { \
+ i-cache-size = <0x8000>; \
+ i-cache-line-size = <64>; \
+ i-cache-sets = <256>; \
+ d-cache-size = <0x8000>; \
+ d-cache-line-size = <64>; \
+ d-cache-sets = <128>; \
+ l2-cache = <l2ref>; \
+};
+
+#define __L2(idx) \
+L2_##idx: l2-cache##idx { \
+ cache-size = <0x40000>; \
+ cache-line-size = <64>; \
+ cache-sets = <256>; \
+ cache-unified; \
+ next-level-cache = <&L3>; \
+};
+
+/ {
+ __L2(0)
+ __L2(1)
+ __L2(2)
+ __L2(3)
+ __L2(4)
+ __L2(5)
+ __L2(6)
+ __L2(7)
+ __L2(8)
+ __L2(9)
+ __L2(10)
+ __L2(11)
+
+ L3: l3-cache {
+ cache-level = <3>;
+ cache-size = <0x400000>;
+ cache-line-size = <64>;
+ cache-sets = <4096>;
+ cache-unified;
+ };
+};
+
+__L1(&CPU0, &L2_0)
+__L1(&CPU1, &L2_0)
+__L1(&CPU2, &L2_1)
+__L1(&CPU3, &L2_1)
+__L1(&CPU4, &L2_2)
+__L1(&CPU5, &L2_2)
+__L1(&CPU6, &L2_3)
+__L1(&CPU7, &L2_3)
+__L1(&CPU8, &L2_4)
+__L1(&CPU9, &L2_4)
+__L1(&CPU10, &L2_5)
+__L1(&CPU11, &L2_5)
+__L1(&CPU12, &L2_6)
+__L1(&CPU13, &L2_6)
+__L1(&CPU14, &L2_7)
+__L1(&CPU15, &L2_7)
+__L1(&CPU16, &L2_8)
+__L1(&CPU17, &L2_8)
+__L1(&CPU18, &L2_9)
+__L1(&CPU19, &L2_9)
+__L1(&CPU20, &L2_10)
+__L1(&CPU21, &L2_10)
+__L1(&CPU22, &L2_11)
+__L1(&CPU23, &L2_11)
--
2.15.1
next reply other threads:[~2018-03-08 15:15 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-03-08 15:21 Ard Biesheuvel [this message]
2018-03-15 19:05 ` [PATCH edk2-platforms] Silicon/SynQuacer; add cache topology information to device tree Leif Lindholm
2018-03-15 21:00 ` Ard Biesheuvel
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