[kvmtool,v2,03/10] riscv: Add Zbc extension support

Message ID	20240325153141.6816-4-apatel@ventanamicro.com
State	Accepted
Headers	show Return-Path: <kvm-riscv-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org> From: Anup Patel <apatel@ventanamicro.com> To: Will Deacon <will@kernel.org>, julien.thierry.kdev@gmail.com, maz@kernel.org Cc: Paolo Bonzini <pbonzini@redhat.com>, Atish Patra <atishp@atishpatra.org>, Andrew Jones <ajones@ventanamicro.com>, Anup Patel <anup@brainfault.org>, kvm@vger.kernel.org, kvm-riscv@lists.infradead.org, Anup Patel <apatel@ventanamicro.com> Subject: [kvmtool PATCH v2 03/10] riscv: Add Zbc extension support Date: Mon, 25 Mar 2024 21:01:34 +0530 Message-Id: <20240325153141.6816-4-apatel@ventanamicro.com> In-Reply-To: <20240325153141.6816-1-apatel@ventanamicro.com> References: <20240325153141.6816-1-apatel@ventanamicro.com> MIME-Version: 1.0 preview: When the Zbc extension is available expose it to the guest via device tree so that guest can use it. Signed-off-by: Anup Patel <apatel@ventanamicro.com> Reviewed-by: Andrew Jones <ajones@ventanamicro.com> --- riscv/fdt.c \| 1 + riscv/include/kvm/kvm-config-arch.h \| 3 +++ 2 files changed, 4 insertions( [...] Content analysis details: (3.4 points, 5.0 required) pts rule name description ---- ---------------------- -------------------------------------------------- 3.6 RCVD_IN_SBL_CSS RBL: Received via a relay in Spamhaus SBL-CSS [171.76.87.36 listed in zen.spamhaus.org] -0.0 SPF_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at https://www.dnswl.org/, no trust [2607:f8b0:4864:20:0:0:0:62d listed in] [list.dnswl.org] Precedence: list Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "kvm-riscv" <kvm-riscv-bounces@lists.infradead.org> Errors-To: kvm-riscv-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org
Series	More ISA extensions \| expand [kvmtool,v2,00/10] More ISA extensions [kvmtool,v2,01/10] Sync-up headers with Linux-6.8 for KVM RISC-V [kvmtool,v2,02/10] kvmtool: Fix absence of __packed definition [kvmtool,v2,03/10] riscv: Add Zbc extension support [kvmtool,v2,04/10] riscv: Add scalar crypto extensions support [kvmtool,v2,05/10] riscv: Add vector crypto extensions support [kvmtool,v2,06/10] riscv: Add Zfh[min] extensions support [kvmtool,v2,07/10] riscv: Add Zihintntl extension support [kvmtool,v2,08/10] riscv: Add Zvfh[min] extensions support [kvmtool,v2,09/10] riscv: Add Zfa extensiona support [kvmtool,v2,10/10] riscv: Allow disabling SBI STA extension for Guest

Message ID

20240325153141.6816-4-apatel@ventanamicro.com

State

Accepted

Headers

From: Anup Patel <apatel@ventanamicro.com>
To: Will Deacon <will@kernel.org>,
	julien.thierry.kdev@gmail.com,
	maz@kernel.org
Cc: Paolo Bonzini <pbonzini@redhat.com>,
	Atish Patra <atishp@atishpatra.org>,
	Andrew Jones <ajones@ventanamicro.com>,
	Anup Patel <anup@brainfault.org>,
	kvm@vger.kernel.org,
	kvm-riscv@lists.infradead.org,
	Anup Patel <apatel@ventanamicro.com>
Subject: [kvmtool PATCH v2 03/10] riscv: Add Zbc extension support
Date: Mon, 25 Mar 2024 21:01:34 +0530
Message-Id: <20240325153141.6816-4-apatel@ventanamicro.com>
In-Reply-To: <20240325153141.6816-1-apatel@ventanamicro.com>
References: <20240325153141.6816-1-apatel@ventanamicro.com>
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Series

More ISA extensions | expand

Commit Message

Anup Patel March 25, 2024, 3:31 p.m. UTC

When the Zbc extension is available expose it to the guest
via device tree so that guest can use it.

Signed-off-by: Anup Patel <apatel@ventanamicro.com>
Reviewed-by: Andrew Jones <ajones@ventanamicro.com>
---
 riscv/fdt.c                         | 1 +
 riscv/include/kvm/kvm-config-arch.h | 3 +++
 2 files changed, 4 insertions(+)

diff --git a/riscv/fdt.c b/riscv/fdt.c
index 8485acf..84b6087 100644
--- a/riscv/fdt.c
+++ b/riscv/fdt.c
@@ -24,6 +24,7 @@  struct isa_ext_info isa_info_arr[] = {
 	{"svpbmt", KVM_RISCV_ISA_EXT_SVPBMT},
 	{"zba", KVM_RISCV_ISA_EXT_ZBA},
 	{"zbb", KVM_RISCV_ISA_EXT_ZBB},
+	{"zbc", KVM_RISCV_ISA_EXT_ZBC},
 	{"zbs", KVM_RISCV_ISA_EXT_ZBS},
 	{"zicbom", KVM_RISCV_ISA_EXT_ZICBOM},
 	{"zicboz", KVM_RISCV_ISA_EXT_ZICBOZ},
diff --git a/riscv/include/kvm/kvm-config-arch.h b/riscv/include/kvm/kvm-config-arch.h
index d2fc2d4..6d09eee 100644
--- a/riscv/include/kvm/kvm-config-arch.h
+++ b/riscv/include/kvm/kvm-config-arch.h
@@ -49,6 +49,9 @@  struct kvm_config_arch {
 	OPT_BOOLEAN('\0', "disable-zbb",				\
 		    &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZBB],	\
 		    "Disable Zbb Extension"),				\
+	OPT_BOOLEAN('\0', "disable-zbc",				\
+		    &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZBC],	\
+		    "Disable Zbc Extension"),				\
 	OPT_BOOLEAN('\0', "disable-zbs",				\
 		    &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZBS],	\
 		    "Disable Zbs Extension"),				\

[kvmtool,v2,03/10] riscv: Add Zbc extension support

Commit Message

Patch