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Re: [Qemu-devel] [PATCH 12/23] hw/arm/armsse: Give each CPU its own view
From: |
Richard Henderson |
Subject: |
Re: [Qemu-devel] [PATCH 12/23] hw/arm/armsse: Give each CPU its own view of memory |
Date: |
Fri, 25 Jan 2019 16:24:47 -0800 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.4.0 |
On 1/21/19 10:51 AM, Peter Maydell wrote:
> Give each CPU its own container memory region. This is necessary
> for two reasons:
> * some devices are instantiated one per CPU and the CPU sees only
> its own device
> * since a memory region can only be put into one container, we must
> give each armv7m object a different MemoryRegion as its 'memory'
> property, or a dual-CPU configuration will assert on realize when
> the second armv7m object tries to put the MR into a container when
> it is already in the first armv7m object's container
>
> Signed-off-by: Peter Maydell <address@hidden>
> ---
> include/hw/arm/armsse.h | 10 ++++++++++
> hw/arm/armsse.c | 22 ++++++++++++++++++++--
> 2 files changed, 30 insertions(+), 2 deletions(-)
Reviewed-by: Richard Henderson <address@hidden>
r~
- [Qemu-devel] [PATCH 17/23] hw/arm/armsse: Add unimplemented-device stub for cache control registers, (continued)
- [Qemu-devel] [PATCH 17/23] hw/arm/armsse: Add unimplemented-device stub for cache control registers, Peter Maydell, 2019/01/21
- [Qemu-devel] [PATCH 13/23] hw/arm/armsse: Put each CPU in its own cluster object, Peter Maydell, 2019/01/21
- [Qemu-devel] [PATCH 10/23] hw/arm/armsse: Make SRAM bank size configurable, Peter Maydell, 2019/01/21
- [Qemu-devel] [PATCH 19/23] hw/misc/armsse-cpuid: Implement SSE-200 CPU_IDENTITY register block, Peter Maydell, 2019/01/21
- [Qemu-devel] [PATCH 20/23] hw/arm/armsse: Add CPU_IDENTITY block to SSE-200, Peter Maydell, 2019/01/21
- [Qemu-devel] [PATCH 18/23] hw/arm/armsse: Add unimplemented-device stub for CPU local control registers, Peter Maydell, 2019/01/21
- [Qemu-devel] [PATCH 15/23] hw/arm/armsse: Add unimplemented-device stubs for MHUs, Peter Maydell, 2019/01/21
- [Qemu-devel] [PATCH 12/23] hw/arm/armsse: Give each CPU its own view of memory, Peter Maydell, 2019/01/21
- Re: [Qemu-devel] [PATCH 12/23] hw/arm/armsse: Give each CPU its own view of memory,
Richard Henderson <=
- [Qemu-devel] [PATCH 08/23] hw/misc/iotkit-secctl: Support 4 internal MPCs, Peter Maydell, 2019/01/21
- [Qemu-devel] [PATCH 09/23] hw/arm/armsse: Make number of SRAM banks parameterised, Peter Maydell, 2019/01/21
- [Qemu-devel] [PATCH 07/23] hw/arm/iotkit: Rename files to hw/arm/armsse.[ch], Peter Maydell, 2019/01/21
- [Qemu-devel] [PATCH 05/23] hw/arm/iotkit: Refactor into abstract base class and subclass, Peter Maydell, 2019/01/21