mbox series

[v2,0/2] xen/arm32: Improve logging during early boot

Message ID 20240111183410.45566-1-julien@xen.org (mailing list archive)
Headers show
Series xen/arm32: Improve logging during early boot | expand

Message

Julien Grall Jan. 11, 2024, 6:34 p.m. UTC 
From: Julien Grall <jgrall@amazon.com>

Hi all,

This small series is based on some debugging I added while investigating
f5a49eb7f8b3 ("xen/arm32: head: Add mising isb in
switch_to_runtime_mapping()").

This will make easier to narrow down where the CPU is stuck while
enabling the MMU.

Cheers,

Julien Grall (2):
  xen/arm32: head: Rework how the fixmap and early UART mapping are
    prepared
  xen/arm32: head: Improve logging in head.S

 xen/arch/arm/arm32/head.S               |   9 ---
 xen/arch/arm/arm32/mmu/head.S           | 100 +++++++++++++-----------
 xen/arch/arm/include/asm/arm32/macros.h |  33 +++++---
 xen/arch/arm/include/asm/asm_defns.h    |   6 +-
 xen/arch/arm/include/asm/early_printk.h |   3 +
 xen/arch/arm/include/asm/mmu/layout.h   |   4 +
 xen/arch/arm/mmu/setup.c                |   3 +
 xen/arch/arm/xen.lds.S                  |   1 +
 8 files changed, 92 insertions(+), 67 deletions(-)