From nobody Mon Nov 25 05:09:57 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass(p=none dis=none) header.from=flygoat.com ARC-Seal: i=1; a=rsa-sha256; t=1717553816; cv=none; d=zohomail.com; s=zohoarc; b=n5145vEXXUSY825Lbwp5LhrVf5ZqSeYgFn2O/cOvn8Ak97K4WRDM6MddCNRksznU8o61LmQw7yEX0ngvd8pokf36S3v2bryjuI6bEjJRVyc+qqP7UZ2XvzIvFRaMWWKXBowSpVDs0twDeO9waLrLM+mWzKJgKHDtegTdSZB/BTM= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1717553816; h=Content-Type:Content-Transfer-Encoding:Cc:Cc:Date:Date:From:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:Subject:To:To:Message-Id:Reply-To; bh=84HJ4p0kn2I6k5zCPTQUDkUIj3kgHZjO350aurS/Cqk=; b=IJeteZcoM+fWYGHPJBbzMpWnJoDB/91ZJqASnZP3hC9uf+CnQT4ftrcED0x7ueBIxxiH02lpf15cRSVnMPJVGbxeqeN2v9NZs3Tnjllk+wYYVYZNhHjkR286rzY1FL6FK/1dbkOAI1yx+8VcfNRb8g1kGsIEuHfQugGic/vROZY= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass header.from= (p=none dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1717553816554391.79669853376095; Tue, 4 Jun 2024 19:16:56 -0700 (PDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1sEgBW-00038Y-0a; Tue, 04 Jun 2024 22:15:30 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1sEgBT-00037e-Ur for qemu-devel@nongnu.org; Tue, 04 Jun 2024 22:15:28 -0400 Received: from fhigh8-smtp.messagingengine.com ([103.168.172.159]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1sEgBI-0001gh-FN for qemu-devel@nongnu.org; Tue, 04 Jun 2024 22:15:27 -0400 Received: from compute7.internal (compute7.nyi.internal [10.202.2.48]) by mailfhigh.nyi.internal (Postfix) with ESMTP id F1C5111401FF; Tue, 4 Jun 2024 22:15:13 -0400 (EDT) Received: from mailfrontend1 ([10.202.2.162]) by compute7.internal (MEProxy); Tue, 04 Jun 2024 22:15:13 -0400 Received: by mail.messagingengine.com (Postfix) with ESMTPA; Tue, 4 Jun 2024 22:15:12 -0400 (EDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=flygoat.com; h= cc:cc:content-transfer-encoding:content-type:content-type:date :date:from:from:in-reply-to:in-reply-to:message-id:mime-version :references:reply-to:subject:subject:to:to; s=fm2; t=1717553713; x=1717640113; bh=84HJ4p0kn2I6k5zCPTQUDkUIj3kgHZjO350aurS/Cqk=; b= ulaWUlnKJE0z4grdFFmbFfW1wGml0800Jzz4/wJlDooRRmJawdhAAywAoQerO5xP 5U5k2Dz5MkP9natghFuikoko1tMp3vYcYC7lMKN/MbI0s7ys5HGX1G8b7lC6MBMt QmRhYn0KAArIo91wb56FoJx4cWHa0RwDjMDyF1pDBMvLSVubVWegVcGgvJ/KWWg2 ++YMihFKn4LKz/n157JoWwV8SGe09mAH/EMaK2OL7qizTRqzPOQIGUnHCGCzoA7y yYg0Ed+xVZpPkvQuijE73eniMvU/TyZ/ORV76uXeiU8aZtlpWd9kQV9F4YSb8Ira 8xcCR9K5yt1Bp1laO/rNMw== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:cc:content-transfer-encoding :content-type:content-type:date:date:feedback-id:feedback-id :from:from:in-reply-to:in-reply-to:message-id:mime-version :references:reply-to:subject:subject:to:to:x-me-proxy:x-me-proxy :x-me-sender:x-me-sender:x-sasl-enc; s=fm1; t=1717553713; x= 1717640113; bh=84HJ4p0kn2I6k5zCPTQUDkUIj3kgHZjO350aurS/Cqk=; b=i 2v7ZT3mQvU5IHUiJHtWSKlfVBesUBp+jHD/aP4RuHK2e7bVYESe9f3nTzYgvFDLi R14Y40IYm1PfkoLcDLb3WWjMXFKhz0ZiXI1biChvvUL5ikqaoRTaPQ5lB2MNW8H+ MsNvBHO3DeyKpyeGkc7qzQXA8PdRWNWDqlS/zetvNQHbBKw2LKJTREzK3Nlm/Xqw 2YjyQekh5DueaN2PqlRBQy7cof1rKq0s4ZFEUq/to5rULx5Sexa6hegb3EY8xysN Y3kpuwLe341JszZ/T0/zJ5n+aI+1Pv8dta0o0PhCFynIGB0BkYZOco7behWfNa/Z unShgjlLRQ3tQAV2Sug1w== X-ME-Sender: X-ME-Received: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgedvledrvdelhedgheejucetufdoteggodetrfdotf fvucfrrhhofhhilhgvmecuhfgrshhtofgrihhlpdfqfgfvpdfurfetoffkrfgpnffqhgen uceurghilhhouhhtmecufedttdenucesvcftvggtihhpihgvnhhtshculddquddttddmne cujfgurhephfffufggtgfgkfhfjgfvvefosehtjeertdertdejnecuhfhrohhmpeflihgr gihunhcujggrnhhguceojhhirgiguhhnrdihrghnghesfhhlhihgohgrthdrtghomheqne cuggftrfgrthhtvghrnhephffgvdfgveelveeutedukedukeekfeevjeeiieeikeehveei tefgveduudeuudeknecuffhomhgrihhnpehiohgtshhrrdhmrhenucevlhhushhtvghruf hiiigvpedtnecurfgrrhgrmhepmhgrihhlfhhrohhmpehjihgrgihunhdrhigrnhhgsehf lhihghhorghtrdgtohhm X-ME-Proxy: Feedback-ID: ifd894703:Fastmail From: Jiaxun Yang Date: Wed, 05 Jun 2024 03:15:04 +0100 Subject: [PATCH v3 3/4] hw/mips/loongson3_virt: Wire up loongson_ipi device MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20240605-loongson3-ipi-v3-3-ddd2c0e03fa3@flygoat.com> References: <20240605-loongson3-ipi-v3-0-ddd2c0e03fa3@flygoat.com> In-Reply-To: <20240605-loongson3-ipi-v3-0-ddd2c0e03fa3@flygoat.com> To: qemu-devel@nongnu.org Cc: Huacai Chen , =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= , Song Gao , Jiaxun Yang X-Mailer: b4 0.13.0 X-Developer-Signature: v=1; a=openpgp-sha256; l=5931; i=jiaxun.yang@flygoat.com; h=from:subject:message-id; bh=PU0pRzZdrbatFFMu+BeAzyWRMViyfj/mEDg8DqP63O4=; b=owGbwMvMwCXmXMhTe71c8zDjabUkhrT4U3pTWL36XyR679h72b9Vb5Z1XMSh2wJf5do6Tnew7 6xhVFjZUcrCIMbFICumyBIioNS3ofHigusPsv7AzGFlAhnCwMUpABNJvcHIMDNBqXma1JOfVgxc PqonxOdH8C+r4710/5HgPY7j/Ga5GYwM21fb+vx7nFG+5SbnC402FoWCuvPycUGH83/Fl2kaHWD lAgA= X-Developer-Key: i=jiaxun.yang@flygoat.com; a=openpgp; fpr=980379BEFEBFBF477EA04EF9C111949073FC0F67 Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=103.168.172.159; envelope-from=jiaxun.yang@flygoat.com; helo=fhigh8-smtp.messagingengine.com X-Spam_score_int: -27 X-Spam_score: -2.8 X-Spam_bar: -- X-Spam_report: (-2.8 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01, T_SPF_HELO_TEMPERROR=0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 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-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @flygoat.com) X-ZM-MESSAGEID: 1717553817141100003 Wire up loongson_ipi device for loongson3_virt machine, so we can have SMP support for TCG backend as well. Signed-off-by: Jiaxun Yang Reviewed-by: Philippe Mathieu-Daud=C3=A9 --- hw/mips/Kconfig | 1 + hw/mips/loongson3_bootp.c | 2 -- hw/mips/loongson3_bootp.h | 3 +++ hw/mips/loongson3_virt.c | 39 +++++++++++++++++++++++++++++++++++++-- 4 files changed, 41 insertions(+), 4 deletions(-) diff --git a/hw/mips/Kconfig b/hw/mips/Kconfig index a7f26edebe84..692bede538ee 100644 --- a/hw/mips/Kconfig +++ b/hw/mips/Kconfig @@ -67,6 +67,7 @@ config LOONGSON3V imply USB_OHCI_PCI select SERIAL select GOLDFISH_RTC + select LOONGSON_IPI select LOONGSON_LIOINTC select PCI_EXPRESS_GENERIC_BRIDGE select MSI_NONBROKEN diff --git a/hw/mips/loongson3_bootp.c b/hw/mips/loongson3_bootp.c index 03a10b63c1b4..b97b81903b74 100644 --- a/hw/mips/loongson3_bootp.c +++ b/hw/mips/loongson3_bootp.c @@ -25,8 +25,6 @@ #include "hw/boards.h" #include "hw/mips/loongson3_bootp.h" =20 -#define LOONGSON3_CORE_PER_NODE 4 - static void init_cpu_info(void *g_cpuinfo, uint64_t cpu_freq) { struct efi_cpuinfo_loongson *c =3D g_cpuinfo; diff --git a/hw/mips/loongson3_bootp.h b/hw/mips/loongson3_bootp.h index 1b0dd3b59171..9091265df7fc 100644 --- a/hw/mips/loongson3_bootp.h +++ b/hw/mips/loongson3_bootp.h @@ -200,6 +200,8 @@ struct boot_params { struct efi_reset_system_t reset_system; }; =20 +#define LOONGSON3_CORE_PER_NODE 4 + /* Overall MMIO & Memory layout */ enum { VIRT_LOWMEM, @@ -211,6 +213,7 @@ enum { VIRT_BIOS_ROM, VIRT_UART, VIRT_LIOINTC, + VIRT_IPI, VIRT_PCIE_MMIO, VIRT_HIGHMEM }; diff --git a/hw/mips/loongson3_virt.c b/hw/mips/loongson3_virt.c index 440268a07430..3a4105228c1d 100644 --- a/hw/mips/loongson3_virt.c +++ b/hw/mips/loongson3_virt.c @@ -36,6 +36,7 @@ #include "hw/mips/loongson3_bootp.h" #include "hw/misc/unimp.h" #include "hw/intc/i8259.h" +#include "hw/intc/loongson_ipi.h" #include "hw/loader.h" #include "hw/isa/superio.h" #include "hw/pci/msi.h" @@ -74,6 +75,7 @@ const MemMapEntry virt_memmap[] =3D { [VIRT_PCIE_ECAM] =3D { 0x1a000000, 0x2000000 }, [VIRT_BIOS_ROM] =3D { 0x1fc00000, 0x200000 }, [VIRT_UART] =3D { 0x1fe001e0, 0x8 }, + [VIRT_IPI] =3D { 0x3ff01000, 0x400 }, [VIRT_LIOINTC] =3D { 0x3ff01400, 0x64 }, [VIRT_PCIE_MMIO] =3D { 0x40000000, 0x40000000 }, [VIRT_HIGHMEM] =3D { 0x80000000, 0x0 }, /* Variable */ @@ -485,6 +487,7 @@ static void mips_loongson3_virt_init(MachineState *mach= ine) Clock *cpuclk; CPUMIPSState *env; DeviceState *liointc; + DeviceState *ipi =3D NULL; char *filename; const char *kernel_cmdline =3D machine->kernel_cmdline; const char *kernel_filename =3D machine->kernel_filename; @@ -494,6 +497,7 @@ static void mips_loongson3_virt_init(MachineState *mach= ine) MemoryRegion *ram =3D g_new(MemoryRegion, 1); MemoryRegion *bios =3D g_new(MemoryRegion, 1); MemoryRegion *iomem =3D g_new(MemoryRegion, 1); + MemoryRegion *iocsr =3D g_new(MemoryRegion, 1); =20 /* TODO: TCG will support all CPU types */ if (!kvm_enabled()) { @@ -527,6 +531,19 @@ static void mips_loongson3_virt_init(MachineState *mac= hine) create_unimplemented_device("mmio fallback 0", 0x10000000, 256 * MiB); create_unimplemented_device("mmio fallback 1", 0x30000000, 256 * MiB); =20 + memory_region_init(iocsr, OBJECT(machine), "loongson3.iocsr", UINT32_M= AX); + + /* IPI controller is in kernel for KVM */ + if (!kvm_enabled()) { + ipi =3D qdev_new(TYPE_LOONGSON_IPI); + qdev_prop_set_uint32(ipi, "num-cpu", machine->smp.cpus); + sysbus_realize_and_unref(SYS_BUS_DEVICE(ipi), &error_fatal); + memory_region_add_subregion(iocsr, SMP_IPI_MAILBOX, + sysbus_mmio_get_region(SYS_BUS_DEVICE(ipi), 0)); + memory_region_add_subregion(iocsr, MAIL_SEND_ADDR, + sysbus_mmio_get_region(SYS_BUS_DEVICE(ipi), 1)); + } + liointc =3D qdev_new("loongson.liointc"); sysbus_realize_and_unref(SYS_BUS_DEVICE(liointc), &error_fatal); =20 @@ -543,6 +560,8 @@ static void mips_loongson3_virt_init(MachineState *mach= ine) clock_set_hz(cpuclk, DEF_LOONGSON3_FREQ); =20 for (i =3D 0; i < machine->smp.cpus; i++) { + int node =3D i / LOONGSON3_CORE_PER_NODE; + int core =3D i % LOONGSON3_CORE_PER_NODE; int ip; =20 /* init CPUs */ @@ -553,12 +572,28 @@ static void mips_loongson3_virt_init(MachineState *ma= chine) cpu_mips_clock_init(cpu); qemu_register_reset(main_cpu_reset, cpu); =20 - if (i >=3D 4) { + if (ipi) { + hwaddr base =3D ((hwaddr)node << 44) + virt_memmap[VIRT_IPI].b= ase; + base +=3D core * 0x100; + qdev_connect_gpio_out(ipi, i, cpu->env.irq[6]); + sysbus_mmio_map(SYS_BUS_DEVICE(ipi), i + 2, base); + } + + if (ase_lcsr_available(&MIPS_CPU(cpu)->env)) { + MemoryRegion *core_iocsr =3D g_new(MemoryRegion, 1); + g_autofree char *name =3D g_strdup_printf("loongson3.core%d_io= csr", i); + memory_region_init_alias(core_iocsr, OBJECT(cpu), name, + iocsr, 0, UINT32_MAX); + memory_region_add_subregion(&MIPS_CPU(cpu)->env.iocsr.mr, + 0, core_iocsr); + } + + if (node > 0) { continue; /* Only node-0 can be connected to LIOINTC */ } =20 for (ip =3D 0; ip < 4 ; ip++) { - int pin =3D i * 4 + ip; + int pin =3D core * LOONGSON3_CORE_PER_NODE + ip; sysbus_connect_irq(SYS_BUS_DEVICE(liointc), pin, cpu->env.irq[ip + 2]); } --=20 2.43.0