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-rw-r--r--include/hw/arm/armsse.h19
1 files changed, 16 insertions, 3 deletions
diff --git a/include/hw/arm/armsse.h b/include/hw/arm/armsse.h
index 3914e8e4bf..f800bafb14 100644
--- a/include/hw/arm/armsse.h
+++ b/include/hw/arm/armsse.h
@@ -1,5 +1,5 @@
/*
- * ARM SSE (Subsystems for Embedded): IoTKit
+ * ARM SSE (Subsystems for Embedded): IoTKit, SSE-200
*
* Copyright (c) 2018 Linaro Limited
* Written by Peter Maydell
@@ -12,9 +12,13 @@
/*
* This is a model of the Arm "Subsystems for Embedded" family of
* hardware, which include the IoT Kit and the SSE-050, SSE-100 and
- * SSE-200. Currently we model only the Arm IoT Kit which is documented in
+ * SSE-200. Currently we model:
+ * - the Arm IoT Kit which is documented in
* http://infocenter.arm.com/help/index.jsp?topic=/com.arm.doc.ecm0601256/index.html
- * It contains:
+ * - the SSE-200 which is documented in
+ * http://infocenter.arm.com/help/topic/com.arm.doc.101104_0100_00_en/corelink_sse200_subsystem_for_embedded_technical_reference_manual_101104_0100_00_en.pdf
+ *
+ * The IoTKit contains:
* a Cortex-M33
* the IDAU
* some timers and watchdogs
@@ -23,6 +27,14 @@
* a security controller
* a bus fabric which arranges that some parts of the address
* space are secure and non-secure aliases of each other
+ * The SSE-200 additionally contains:
+ * a second Cortex-M33
+ * two Message Handling Units (MHUs)
+ * an optional CryptoCell (which we do not model)
+ * more SRAM banks with associated MPCs
+ * multiple Power Policy Units (PPUs)
+ * a control interface for an icache for each CPU
+ * per-CPU identity and control register blocks
*
* QEMU interface:
* + QOM property "memory" is a MemoryRegion containing the devices provided
@@ -93,6 +105,7 @@
* them via the ARMSSE base class, so they have no IOTKIT() etc macros.
*/
#define TYPE_IOTKIT "iotkit"
+#define TYPE_SSE200 "sse-200"
/* We have an IRQ splitter and an OR gate input for each external PPC
* and the 2 internal PPCs