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[XEN v4 0/3] xen/arm: Add emulation of Debug Data Transfer Registers
- To: <xen-devel@xxxxxxxxxxxxxxxxxxxx>
- From: Ayan Kumar Halder <ayan.kumar.halder@xxxxxxx>
- Date: Wed, 31 Jan 2024 12:10:46 +0000
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- Cc: <sstabellini@xxxxxxxxxx>, <stefano.stabellini@xxxxxxx>, <julien@xxxxxxx>, <Volodymyr_Babchuk@xxxxxxxx>, <bertrand.marquis@xxxxxxx>, <michal.orzel@xxxxxxx>, <luca.fancellu@xxxxxxx>, Ayan Kumar Halder <ayan.kumar.halder@xxxxxxx>
- Delivery-date: Wed, 31 Jan 2024 12:11:09 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
Hi,
Refer
https://lore.kernel.org/all/alpine.DEB.2.22.394.2312071341540.1265976@ubuntu-linux-20-04-desktop/T/
for the previous discussion on this issue.
Also, the linux earlycon hvc driver has been fixed.
See
https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty.git/commit/?h=tty-next&id=0ec058ece2f933aed66b76bd5cb9b5e6764853c3
Changes from v1:-
1. Split the change across 3 patches as per the design consensus.
v2 :-
1. Reordered the patches.
v3 :-
1. Change mentioned in individual patches.
Ayan Kumar Halder (2):
xen/arm: Introduce CONFIG_PARTIAL_EMULATION and "partial-emulation"
cmd option
xen/arm: arm32: Add emulation of Debug Data Transfer Registers
Michal Orzel (1):
xen/arm: arm64: Add emulation of Debug Data Transfer Registers
docs/misc/xen-command-line.pandoc | 11 +++++++++
xen/arch/arm/Kconfig | 9 +++++++
xen/arch/arm/arm64/vsysreg.c | 28 ++++++++++++++++++----
xen/arch/arm/include/asm/arm64/hsr.h | 3 +++
xen/arch/arm/include/asm/cpregs.h | 2 ++
xen/arch/arm/include/asm/traps.h | 6 +++++
xen/arch/arm/traps.c | 9 +++++++
xen/arch/arm/vcpreg.c | 35 ++++++++++++++++++++--------
8 files changed, 89 insertions(+), 14 deletions(-)
--
2.25.1
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