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. Ayan Kumar Halder (3): xen/arm: Add emulation of Debug Data Transfer Registers xen: arm: Introduce CONFIG_PARTIAL_EMULATION xen/arm: Introduce "partial-emulation" xen command line option docs/misc/xen-command-line.pandoc | 7 +++++ xen/arch/arm/Kconfig | 8 +++++ xen/arch/arm/arm64/vsysreg.c | 32 ++++++++++++++++--- xen/arch/arm/include/asm/arm64/hsr.h | 3 ++ xen/arch/arm/include/asm/cpregs.h | 2 ++ xen/arch/arm/include/asm/regs.h | 6 ++++ xen/arch/arm/include/asm/traps.h | 4 +++ xen/arch/arm/traps.c | 21 +++++++++++++ xen/arch/arm/vcpreg.c | 47 +++++++++++++++++++++++----- 9 files changed, 117 insertions(+), 13 deletions(-) -- 2.25.1
