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[147.11.224.80]) by smtp.gmail.com with ESMTPSA id z24sm6004349pfk.46.2020.03.07.04.48.43 (version=TLS1 cipher=AES128-SHA bits=128/128); Sat, 07 Mar 2020 04:48:44 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:subject:date:message-id; bh=sDlDMFWdUPkBfGBnWPJ/c2w4WPeAB/r/f67ASoRmvX8=; b=PtCeOUsrK0vR7nmPFlytdfwahK3ACkNVwnNOqKuS5+kSg6wWF5SMjBSQySb03tRwVP +rA7gOOpSRIWW3xpxu658YMA6DSxGXLm1l4spmtMa4rFejYZhELEO3slV9uPmIDV1Mj1 Inromg/ReFLgZm7dqpwXYmSIUI+5VBdGZJ871irQzVExofczn4fRlYj0xMlVQA4A47a3 qWmJjTpSaRARApyDtPPR2qAXUz7/16xlwxHMlgc9R5+T85sN23W3FNdw6Pph6HhVCEwJ qLIybLfBVVLLNDj1NSzOS+b2lRtDZTL3vosCf3Ghz7tf9mgbMktn6R68rAUlzO9yqdKc OyDw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:subject:date:message-id; bh=sDlDMFWdUPkBfGBnWPJ/c2w4WPeAB/r/f67ASoRmvX8=; b=tsp+ErXXLRizoYKI+kUoZjGflXPoKY5SBZvPOCsBWL6P8Sew/eZd+2n4g2Ji1zdUHl IIqwiDa7REpjXwn2OjopSs/z4CFxZcBRRcHCJPzqy9yL4VQ3BJyrDjm0sR1uRdC8UrNX pxSN6Oagyyt8+vKgLNLzD5FRGKRtdLKq1Ik2vn04KGrLT0ZqaQEb041QfBvCQG3OAH77 h10p6lMn+rVHMrEBj1D1qAhtY0cLVpB/Witl/roXEc27xcXIHUhA8S/9bSFg363pviZE l05v/2r34sL8C1bpSr9Y2U5TkEIoEqEKWAxhgc9h9enRgGsh20YG7qZ4WnTgS0sdYjPn pGVg== X-Gm-Message-State: ANhLgQ3lcf4C9h1khIBkMkE2g9qvQ8V98fPCGxYuyI1N24qatio5+zKa 1zseIrfPrbcCr97X6FP6Q38= X-Google-Smtp-Source: ADFU+vsOHepK97HQ6F0G/Cb4nPu2jH32G1QXmp4tuKm3hnnhAdR3Qlm+S6UqVbLQgCR3+8XUWPoqFw== X-Received: by 2002:a63:b04f:: with SMTP id z15mr7656715pgo.58.1583585324581; Sat, 07 Mar 2020 04:48:44 -0800 (PST) From: Bin Meng To: Alistair Francis , Bastian Koppelmann , Palmer Dabbelt , Sagar Karandikar , qemu-devel@nongnu.org, qemu-riscv@nongnu.org Subject: [PATCH] hw/riscv: Generate correct "mmu-type" for 32-bit machines Date: Sat, 7 Mar 2020 04:48:39 -0800 Message-Id: <1583585319-26603-1-git-send-email-bmeng.cn@gmail.com> X-Mailer: git-send-email 1.7.1 X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2607:f8b0:4864:20::541 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @gmail.com) Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" 32-bit machine should have its CPU's "mmu-type" set to "riscv,sv32". Signed-off-by: Bin Meng Reviewed-by: Alistair Francis --- hw/riscv/sifive_u.c | 4 ++++ hw/riscv/spike.c | 4 ++++ hw/riscv/virt.c | 4 ++++ 3 files changed, 12 insertions(+) diff --git a/hw/riscv/sifive_u.c b/hw/riscv/sifive_u.c index d318988..26ea777 100644 --- a/hw/riscv/sifive_u.c +++ b/hw/riscv/sifive_u.c @@ -159,7 +159,11 @@ static void create_fdt(SiFiveUState *s, const struct M= emmapEntry *memmap, qemu_fdt_add_subnode(fdt, nodename); /* cpu 0 is the management hart that does not have mmu */ if (cpu !=3D 0) { +#if defined(TARGET_RISCV32) + qemu_fdt_setprop_string(fdt, nodename, "mmu-type", "riscv,sv32= "); +#else qemu_fdt_setprop_string(fdt, nodename, "mmu-type", "riscv,sv48= "); +#endif isa =3D riscv_isa_string(&s->soc.u_cpus.harts[cpu - 1]); } else { isa =3D riscv_isa_string(&s->soc.e_cpus.harts[0]); diff --git a/hw/riscv/spike.c b/hw/riscv/spike.c index 8823681..6f9a1ba 100644 --- a/hw/riscv/spike.c +++ b/hw/riscv/spike.c @@ -102,7 +102,11 @@ static void create_fdt(SpikeState *s, const struct Mem= mapEntry *memmap, char *intc =3D g_strdup_printf("/cpus/cpu@%d/interrupt-controller"= , cpu); char *isa =3D riscv_isa_string(&s->soc.harts[cpu]); qemu_fdt_add_subnode(fdt, nodename); +#if defined(TARGET_RISCV32) + qemu_fdt_setprop_string(fdt, nodename, "mmu-type", "riscv,sv32"); +#else qemu_fdt_setprop_string(fdt, nodename, "mmu-type", "riscv,sv48"); +#endif qemu_fdt_setprop_string(fdt, nodename, "riscv,isa", isa); qemu_fdt_setprop_string(fdt, nodename, "compatible", "riscv"); qemu_fdt_setprop_string(fdt, nodename, "status", "okay"); diff --git a/hw/riscv/virt.c b/hw/riscv/virt.c index 7f9e1e5..57f532a 100644 --- a/hw/riscv/virt.c +++ b/hw/riscv/virt.c @@ -229,7 +229,11 @@ static void create_fdt(RISCVVirtState *s, const struct= MemmapEntry *memmap, char *intc =3D g_strdup_printf("/cpus/cpu@%d/interrupt-controller"= , cpu); char *isa =3D riscv_isa_string(&s->soc.harts[cpu]); qemu_fdt_add_subnode(fdt, nodename); +#if defined(TARGET_RISCV32) + qemu_fdt_setprop_string(fdt, nodename, "mmu-type", "riscv,sv32"); +#else qemu_fdt_setprop_string(fdt, nodename, "mmu-type", "riscv,sv48"); +#endif qemu_fdt_setprop_string(fdt, nodename, "riscv,isa", isa); qemu_fdt_setprop_string(fdt, nodename, "compatible", "riscv"); qemu_fdt_setprop_string(fdt, nodename, "status", "okay"); --=20 2.7.4