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Re: [PATCH v7 0/3] Enable early bootup of Armv8-R AArch32 systems

To: Jan Beulich <jbeulich@xxxxxxxx>, Ayan Kumar Halder <ayan.kumar.halder@xxxxxxx>

From: "Orzel, Michal" <michal.orzel@xxxxxxx>

Date: Wed, 16 Apr 2025 09:37:46 +0200

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Cc: Stefano Stabellini <sstabellini@xxxxxxxxxx>, Julien Grall <julien@xxxxxxx>, Bertrand Marquis <bertrand.marquis@xxxxxxx>, Volodymyr Babchuk <Volodymyr_Babchuk@xxxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxxx

Delivery-date: Wed, 16 Apr 2025 07:38:03 +0000

List-id: Xen developer discussion <xen-devel.lists.xenproject.org>

On 15/04/2025 08:55, Jan Beulich wrote: > On 14.04.2025 18:45, Ayan Kumar Halder wrote: >> Enable early booting of Armv8-R AArch32 based systems. >> >> Added Luca's R-b in all the patches. >> Added Michal's R-b in patch 1 and 3. >> >> 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 | 13 ++- >> 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 | 32 +++++++ >> 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, 350 insertions(+), 87 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 > > Even if we have files of this name elsewhere, it would imo be nice if new ones > still used dash(es) instead of underscore(s) in their names. I took care of this while committing. ~Michal

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