From: SignKirigami <prcups@krgm.moe>
To: qemu-devel@nongnu.org
Cc: Bibo Mao <maobibo@loongson.cn>,
xianglai li <lixianglai@loongson.cn>,
SignKirigami <prcups@krgm.moe>,
Hengyu Yu <yuhengyu25@mails.ucas.ac.cn>
Subject: [PATCH v2 0/4] target/loongarch: add LVZ support for TCG
Date: Tue, 23 Jun 2026 14:16:11 +0800 [thread overview]
Message-ID: <cover.1782194683.git.prcups@krgm.moe> (raw)
This patch implements Loongson VirtualiZation (LVZ) extension support for LoongArch's TCG target. With this patch, it is now possible to start a nested KVM-accelerated virtual machine on a TCG-emulated virtual machine.
Signed-off-by: SignKirigami <prcups@krgm.moe>
Signed-off-by: Hengyu Yu <yuhengyu25@mails.ucas.ac.cn>
SignKirigami (4):
target/loongarch: Add LVZ feature definitions and CPU structures
target/loongarch: Add guest CSR table and VM-level CSR infrastructure
target/loongarch: Add LVZ MMU, TCG infrastructure and guest support
target/loongarch: Add LVZ instruction decode, translation and
disassembly
target/loongarch/arch_dump.c | 6 +-
target/loongarch/cpu-csr.h | 42 ++
target/loongarch/cpu-mmu.h | 39 +-
target/loongarch/cpu.c | 279 ++++++---
target/loongarch/cpu.h | 62 +-
target/loongarch/cpu_helper.c | 87 ++-
target/loongarch/csr.c | 124 +++-
target/loongarch/csr.h | 12 +-
target/loongarch/disas.c | 16 +
target/loongarch/insns.decode | 14 +
target/loongarch/internals.h | 8 +-
target/loongarch/machine.c | 125 +++-
target/loongarch/tcg/constant_timer.c | 74 ++-
target/loongarch/tcg/csr_helper.c | 136 ++++-
target/loongarch/tcg/helper.h | 30 +-
.../tcg/insn_trans/trans_extra.c.inc | 2 +-
.../tcg/insn_trans/trans_privileged.c.inc | 353 ++++++++++-
target/loongarch/tcg/op_helper.c | 45 +-
target/loongarch/tcg/tcg_cpu.c | 65 +-
target/loongarch/tcg/tcg_loongarch.h | 3 +-
target/loongarch/tcg/tlb_helper.c | 577 +++++++++++++-----
target/loongarch/tcg/translate.c | 6 +-
target/loongarch/translate.h | 2 +
23 files changed, 1747 insertions(+), 360 deletions(-)
--
2.52.0
next reply other threads:[~2026-06-23 6:17 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-06-23 6:16 SignKirigami [this message]
2026-06-23 6:16 ` [PATCH v2 1/4] target/loongarch: Add LVZ feature definitions and CPU structures SignKirigami
2026-06-23 6:16 ` [PATCH v2 2/4] target/loongarch: Add guest CSR table and VM-level CSR infrastructure SignKirigami
2026-06-23 6:16 ` [PATCH v2 3/4] target/loongarch: Add LVZ MMU, TCG infrastructure and guest support SignKirigami
2026-06-23 6:16 ` [PATCH v2 4/4] target/loongarch: Add LVZ instruction decode, translation and disassembly SignKirigami
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