hw/mips/loongson3_virt: Add TCG SMP support

[PATCH 0/2] hw/mips/loongson3_virt: Add TCG SMP support

Jiaxun Yang posted 2 patches 4 years, 10 months ago

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Patches applied successfully (tree, apply log)
git fetch https://github.com/patchew-project/qemu tags/patchew/20210112033253.138140-1-jiaxun.yang@flygoat.com

Maintainers: Jiaxun Yang <jiaxun.yang@flygoat.com>, Huacai Chen <chenhuacai@kernel.org>, "Philippe Mathieu-Daudé" <f4bug@amsat.org>, Aurelien Jarno <aurelien@aurel32.net>, Aleksandar Rikalo <aleksandar.rikalo@syrmia.com>

hw/intc/Kconfig                |   3 +
hw/intc/loongson_ipi.c         | 146 +++++++++++++++++++++++++++++++++
hw/intc/meson.build            |   1 +
hw/mips/Kconfig                |   1 +
hw/mips/loongson3_bootp.h      |   1 +
hw/mips/loongson3_virt.c       |  20 ++++-
include/hw/intc/loongson_ipi.h |  20 +++++
7 files changed, 191 insertions(+), 1 deletion(-)
create mode 100644 hw/intc/loongson_ipi.c
create mode 100644 include/hw/intc/loongson_ipi.h

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[PATCH 0/2] hw/mips/loongson3_virt: Add TCG SMP support

Posted by Jiaxun Yang 4 years, 10 months ago

Now it can boot with SMP.
TCG SMP appears to be extremely slow that the boot time
extended for about 3 times.
Also I tried to enable MTTCG for mips64el but system get
stucked at boot.

Jiaxun Yang (2):
  hw/intc: Add Loongson Inter Processor Interrupt controller
  hw/mips/loongson3_virt: Add TCG SMP support

 hw/intc/Kconfig                |   3 +
 hw/intc/loongson_ipi.c         | 146 +++++++++++++++++++++++++++++++++
 hw/intc/meson.build            |   1 +
 hw/mips/Kconfig                |   1 +
 hw/mips/loongson3_bootp.h      |   1 +
 hw/mips/loongson3_virt.c       |  20 ++++-
 include/hw/intc/loongson_ipi.h |  20 +++++
 7 files changed, 191 insertions(+), 1 deletion(-)
 create mode 100644 hw/intc/loongson_ipi.c
 create mode 100644 include/hw/intc/loongson_ipi.h

-- 
2.30.0