From patchwork Mon Oct 30 13:20:49 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sunil V L X-Patchwork-Id: 13440558 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 91AB4C4332F for ; Mon, 30 Oct 2023 13:22:20 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1qxSD4-0006kp-ES; Mon, 30 Oct 2023 09:21:38 -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 1qxSD2-0006kB-LV for qemu-devel@nongnu.org; Mon, 30 Oct 2023 09:21:36 -0400 Received: from mail-pg1-x534.google.com ([2607:f8b0:4864:20::534]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1qxSD0-0002rg-UD for qemu-devel@nongnu.org; Mon, 30 Oct 2023 09:21:36 -0400 Received: by mail-pg1-x534.google.com with SMTP id 41be03b00d2f7-5b92b852390so3296607a12.2 for ; Mon, 30 Oct 2023 06:21:33 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ventanamicro.com; s=google; t=1698672092; x=1699276892; darn=nongnu.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=3MxEnwCcrzZXPmJ6j2nD9uSFRJXenxo4trg/FCDg9Lw=; b=iQ8rYoxx8JAUnnEqzI2wu6a64DKimwaCWnnmdxpU/invdkfHpAX/eQ0xHEnFn48dDp 1raZlhHcpqPyBtsT9Wx6PU5Cyiqi+sJGkbhan1VEEKIc3jeDIsVSrhP1eTeKz8CY+RjF iVdV3tLuYnsgR7PTNRFwny8ivPhYb1rFWQcxRp+wvuyao4l9ZZrjM/FjUhpQxYPluyGm FKQKH9duZO3MXIKyWOOT2dCSfHGrXHp/GmH0uCVd109gpsLmSCjmBlhTvTakKWUKQM1j b+0t/RGjP21VouOsAjnu5qvSTzPYXP+e0IeKmTbi3HkLBkYJYAJCg+D2O2Bkyz+TP45d uEtw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1698672092; x=1699276892; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=3MxEnwCcrzZXPmJ6j2nD9uSFRJXenxo4trg/FCDg9Lw=; b=SOaGg3JjIx+6M0wmBJfBhq7W9k2MGFVHeSgUdU0IpJq0RSqmy9hGr3kGKpaBYiOAFq U32qn2+3qnDlaUgxvxnbQCMK8BR6EJ6qH+LZjApet0MPZfEsn2n+vSVw9FL+Y3nqPatu mHddGVM+vN0pnZ4Fd8npc+LnB+b/kTcvsjB+zeYJkTZMobCzSJQ3eNKCb9I04/7qoENq gQ0xbQx4KkCJ1663N2c0EJbNBoCVcyEAkq09s2Z5Lm+z981C1hNt2x/q1Pf60h1fNO8m CSd0RedvteIug7PUSKaVzoXHL5iW1jnUABjUIrtDLLBEgpkvYH9h1UX/S5BINTAN4a5h XRRA== X-Gm-Message-State: AOJu0YwSuzuePzzTYwP6d7GeR5Zdl91csjMU5y6fLAxpIZNtvLYfzlG+ SjpODVAbCDX+7i9w24qSepb/EQ== X-Google-Smtp-Source: AGHT+IGz9BoAuc1OxVm8essEWnuxVdFLX4kQQcS5JHc8mPj2AGMUy8cH8Vx5sndMSdnpV5frbPKPiA== X-Received: by 2002:a17:90a:28f:b0:280:1d67:16a6 with SMTP id w15-20020a17090a028f00b002801d6716a6mr6143828pja.34.1698672092478; Mon, 30 Oct 2023 06:21:32 -0700 (PDT) Received: from sunil-pc.Dlink ([106.51.188.78]) by smtp.gmail.com with ESMTPSA id 15-20020a17090a000f00b0027ced921e80sm8122412pja.38.2023.10.30.06.21.26 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 30 Oct 2023 06:21:32 -0700 (PDT) From: Sunil V L To: qemu-arm@nongnu.org, qemu-devel@nongnu.org, qemu-riscv@nongnu.org Cc: Peter Maydell , Shannon Zhao , "Michael S . Tsirkin" , Igor Mammedov , Ani Sinha , Marcel Apfelbaum , Paolo Bonzini , Richard Henderson , Eduardo Habkost , =?utf-8?q?Philippe_Mathieu-Daud?= =?utf-8?q?=C3=A9?= , Gerd Hoffmann , Palmer Dabbelt , Alistair Francis , Bin Meng , Weiwei Li , Daniel Henrique Barboza , Liu Zhiwei , Anup Patel , Atish Kumar Patra , Haibo Xu , Sunil V L , Andrew Jones Subject: [PATCH v5 04/13] hw/riscv: virt: Make few IMSIC macros and functions public Date: Mon, 30 Oct 2023 18:50:49 +0530 Message-Id: <20231030132058.763556-5-sunilvl@ventanamicro.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20231030132058.763556-1-sunilvl@ventanamicro.com> References: <20231030132058.763556-1-sunilvl@ventanamicro.com> MIME-Version: 1.0 Received-SPF: pass client-ip=2607:f8b0:4864:20::534; envelope-from=sunilvl@ventanamicro.com; helo=mail-pg1-x534.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 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_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 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+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Some macros and static function related to IMSIC are defined in virt.c. They are required in virt-acpi-build.c. So, make them public. Signed-off-by: Sunil V L Reviewed-by: Daniel Henrique Barboza Reviewed-by: Alistair Francis Reviewed-by: Andrew Jones --- hw/riscv/virt.c | 25 +------------------------ include/hw/riscv/virt.h | 25 +++++++++++++++++++++++++ 2 files changed, 26 insertions(+), 24 deletions(-) diff --git a/hw/riscv/virt.c b/hw/riscv/virt.c index 1732c42915..085654ab2f 100644 --- a/hw/riscv/virt.c +++ b/hw/riscv/virt.c @@ -38,7 +38,6 @@ #include "kvm/kvm_riscv.h" #include "hw/intc/riscv_aclint.h" #include "hw/intc/riscv_aplic.h" -#include "hw/intc/riscv_imsic.h" #include "hw/intc/sifive_plic.h" #include "hw/misc/sifive_test.h" #include "hw/platform-bus.h" @@ -54,28 +53,6 @@ #include "hw/acpi/aml-build.h" #include "qapi/qapi-visit-common.h" -/* - * The virt machine physical address space used by some of the devices - * namely ACLINT, PLIC, APLIC, and IMSIC depend on number of Sockets, - * number of CPUs, and number of IMSIC guest files. - * - * Various limits defined by VIRT_SOCKETS_MAX_BITS, VIRT_CPUS_MAX_BITS, - * and VIRT_IRQCHIP_MAX_GUESTS_BITS are tuned for maximum utilization - * of virt machine physical address space. - */ - -#define VIRT_IMSIC_GROUP_MAX_SIZE (1U << IMSIC_MMIO_GROUP_MIN_SHIFT) -#if VIRT_IMSIC_GROUP_MAX_SIZE < \ - IMSIC_GROUP_SIZE(VIRT_CPUS_MAX_BITS, VIRT_IRQCHIP_MAX_GUESTS_BITS) -#error "Can't accommodate single IMSIC group in address space" -#endif - -#define VIRT_IMSIC_MAX_SIZE (VIRT_SOCKETS_MAX * \ - VIRT_IMSIC_GROUP_MAX_SIZE) -#if 0x4000000 < VIRT_IMSIC_MAX_SIZE -#error "Can't accommodate all IMSIC groups in address space" -#endif - /* KVM AIA only supports APLIC MSI. APLIC Wired is always emulated by QEMU. */ static bool virt_use_kvm_aia(RISCVVirtState *s) { @@ -512,7 +489,7 @@ static void create_fdt_socket_plic(RISCVVirtState *s, g_free(plic_cells); } -static uint32_t imsic_num_bits(uint32_t count) +uint32_t imsic_num_bits(uint32_t count) { uint32_t ret = 0; diff --git a/include/hw/riscv/virt.h b/include/hw/riscv/virt.h index e5c474b26e..5b03575ed3 100644 --- a/include/hw/riscv/virt.h +++ b/include/hw/riscv/virt.h @@ -23,6 +23,7 @@ #include "hw/riscv/riscv_hart.h" #include "hw/sysbus.h" #include "hw/block/flash.h" +#include "hw/intc/riscv_imsic.h" #define VIRT_CPUS_MAX_BITS 9 #define VIRT_CPUS_MAX (1 << VIRT_CPUS_MAX_BITS) @@ -127,4 +128,28 @@ enum { bool virt_is_acpi_enabled(RISCVVirtState *s); void virt_acpi_setup(RISCVVirtState *vms); +uint32_t imsic_num_bits(uint32_t count); + +/* + * The virt machine physical address space used by some of the devices + * namely ACLINT, PLIC, APLIC, and IMSIC depend on number of Sockets, + * number of CPUs, and number of IMSIC guest files. + * + * Various limits defined by VIRT_SOCKETS_MAX_BITS, VIRT_CPUS_MAX_BITS, + * and VIRT_IRQCHIP_MAX_GUESTS_BITS are tuned for maximum utilization + * of virt machine physical address space. + */ + +#define VIRT_IMSIC_GROUP_MAX_SIZE (1U << IMSIC_MMIO_GROUP_MIN_SHIFT) +#if VIRT_IMSIC_GROUP_MAX_SIZE < \ + IMSIC_GROUP_SIZE(VIRT_CPUS_MAX_BITS, VIRT_IRQCHIP_MAX_GUESTS_BITS) +#error "Can't accomodate single IMSIC group in address space" +#endif + +#define VIRT_IMSIC_MAX_SIZE (VIRT_SOCKETS_MAX * \ + VIRT_IMSIC_GROUP_MAX_SIZE) +#if 0x4000000 < VIRT_IMSIC_MAX_SIZE +#error "Can't accomodate all IMSIC groups in address space" +#endif + #endif