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[PATCH v6 0/3] Enable early bootup of Armv8-R AArch32 systems
- To: <xen-devel@xxxxxxxxxxxxxxxxxxxx>
- From: Ayan Kumar Halder <ayan.kumar.halder@xxxxxxx>
- Date: Fri, 11 Apr 2025 12:04:49 +0100
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- Cc: Ayan Kumar Halder <ayan.kumar.halder@xxxxxxx>, Stefano Stabellini <sstabellini@xxxxxxxxxx>, Julien Grall <julien@xxxxxxx>, Bertrand Marquis <bertrand.marquis@xxxxxxx>, Michal Orzel <michal.orzel@xxxxxxx>, "Volodymyr Babchuk" <Volodymyr_Babchuk@xxxxxxxx>
- Delivery-date: Fri, 11 Apr 2025 11:05:10 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
Enable early booting of Armv8-R AArch32 based systems.
Added Luca's R-b in all the patches.
Ayan Kumar Halder (3):
xen/arm: Move some of the functions to common file
xen/arm32: Create the same boot-time MPU regions as arm64
xen/arm32: mpu: Stubs to build MPU for arm32
xen/arch/arm/arm32/Makefile | 1 +
xen/arch/arm/arm32/mpu/Makefile | 3 +
xen/arch/arm/arm32/mpu/head.S | 104 +++++++++++++++++++++++
xen/arch/arm/arm32/mpu/p2m.c | 19 +++++
xen/arch/arm/arm32/mpu/smpboot.c | 26 ++++++
xen/arch/arm/arm64/mpu/head.S | 78 +----------------
xen/arch/arm/include/asm/arm32/sysregs.h | 9 ++
xen/arch/arm/include/asm/arm64/sysregs.h | 13 +++
xen/arch/arm/include/asm/cpregs.h | 2 +
xen/arch/arm/include/asm/mm.h | 9 +-
xen/arch/arm/include/asm/mmu/mm.h | 7 ++
xen/arch/arm/include/asm/mpu/cpregs.h | 27 ++++++
xen/arch/arm/include/asm/mpu/mm.h | 5 ++
xen/arch/arm/include/asm/mpu/regions.inc | 79 +++++++++++++++++
xen/arch/arm/mpu/Makefile | 1 +
xen/arch/arm/mpu/domain_page.c | 45 ++++++++++
16 files changed, 343 insertions(+), 85 deletions(-)
create mode 100644 xen/arch/arm/arm32/mpu/Makefile
create mode 100644 xen/arch/arm/arm32/mpu/head.S
create mode 100644 xen/arch/arm/arm32/mpu/p2m.c
create mode 100644 xen/arch/arm/arm32/mpu/smpboot.c
create mode 100644 xen/arch/arm/include/asm/mpu/cpregs.h
create mode 100644 xen/arch/arm/include/asm/mpu/regions.inc
create mode 100644 xen/arch/arm/mpu/domain_page.c
--
2.25.1
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