From patchwork Thu Oct 19 13:26:39 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: 13429181 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 81FEECDB483 for ; Thu, 19 Oct 2023 13:30:43 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1qtT43-0003lJ-Ox; Thu, 19 Oct 2023 09:27:51 -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 1qtT3y-0003gn-6Y for qemu-devel@nongnu.org; Thu, 19 Oct 2023 09:27:46 -0400 Received: from mail-pf1-x433.google.com ([2607:f8b0:4864:20::433]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1qtT3v-0006ct-3q for qemu-devel@nongnu.org; Thu, 19 Oct 2023 09:27:45 -0400 Received: by mail-pf1-x433.google.com with SMTP id d2e1a72fcca58-6b26a3163acso5347020b3a.2 for ; Thu, 19 Oct 2023 06:27:42 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ventanamicro.com; s=google; t=1697722062; x=1698326862; 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=SbaLv4kYEsPo1ljv3SbCsGVMAu4JZMp9PbU44stYxNc=; b=WtvT+885iVk4b5KKKa8SZlyxhG5X/S9YtL4HqzGZroSsDFCepkkoSpLfiVrHmHaO+V IQ3Z0DQZ1PsNxn0M/pwuZvsrUZrxdztu/mpTsqIwbzuG+syXHPo9FwGlT+/DjPr495JK HU8s0MFSsxdQx9PESuNV5+9MhcChP123y4pa6yd4hCFCJxBLxIOUm0h+cr/Ql0UBBWgn CikBqVYfe5Er82wShkjdOq45tWJ7+Ud/Q0UeSLch0KRdgrhPENJoUO7VSZ7wYJNj80JS lH877aAKw1JgOPoZNRVlU7a3ALtnp1mpwfr2OQw7CmF2E2DrFfxRpbVzNanRQaFfVFCW +6ZA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1697722062; x=1698326862; 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=SbaLv4kYEsPo1ljv3SbCsGVMAu4JZMp9PbU44stYxNc=; b=cw8id0fOV817trPDL9wMm/T4cDhpi6WkmoO857bpqPTNbEZrnE86vLyjh+rBMk9vBk hrWSjgD99Tp53rEcIRR5m33NsrYAwKMQxdJrTpW8xW0h1VnchycFK0t8VL1N6QWPOhfD G6/ooPQ5sqCtyAmPagbBap9GmcW+j761uJSsZ5nXI58b7QKQVp1HLcdM/RK0Dbe58irV IyLhfUR1k6u9aXSMLPxP8O7y0G5gfCXXqZj60ltb921h0b9lCn3PhQzPlMlKn5U4c/4a hHzcBrepcNE3GjXYih4+mLBfJqly9G0CgOoLApdHrle9EFiu0AN63yMoIqxtEhT3DFpI DJyA== X-Gm-Message-State: AOJu0YxrpxcaA9T1QpCVynqjUL87+nUN8GZSkx1DJYPHKjhf7DwhuXF1 0zYJaTTdTMFt/fd1AVSBquxz+g== X-Google-Smtp-Source: AGHT+IEBrtJmmbSoR/tTnNQvSKt0uCkbMpsv/yDTVNl2wm6F3RjPB10tV+tsRY5dUHeCv0htRn4ZHw== X-Received: by 2002:a05:6a00:994:b0:692:822a:2250 with SMTP id u20-20020a056a00099400b00692822a2250mr2162885pfg.17.1697722061688; Thu, 19 Oct 2023 06:27:41 -0700 (PDT) Received: from sunil-laptop.dc1.ventanamicro.com ([2409:4071:6e8b:3a98:dd76:4e82:7da6:44ab]) by smtp.gmail.com with ESMTPSA id f11-20020a056a00228b00b0068feb378b89sm5273113pfe.171.2023.10.19.06.27.34 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 19 Oct 2023 06:27:41 -0700 (PDT) From: Sunil V L To: qemu-riscv@nongnu.org, qemu-arm@nongnu.org, qemu-devel@nongnu.org Cc: Shannon Zhao , Peter Maydell , "Michael S . Tsirkin" , Igor Mammedov , Ani Sinha , =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= , Gerd Hoffmann , Paolo Bonzini , Palmer Dabbelt , Alistair Francis , Bin Meng , Weiwei Li , Daniel Henrique Barboza , Liu Zhiwei , Anup Patel , Andrew Jones , Atish Kumar Patra , Haibo Xu , Sunil V L Subject: [PATCH v3 03/12] hw/riscv: virt: Make few IMSIC macros and functions public Date: Thu, 19 Oct 2023 18:56:39 +0530 Message-Id: <20231019132648.23703-4-sunilvl@ventanamicro.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20231019132648.23703-1-sunilvl@ventanamicro.com> References: <20231019132648.23703-1-sunilvl@ventanamicro.com> MIME-Version: 1.0 Received-SPF: pass client-ip=2607:f8b0:4864:20::433; envelope-from=sunilvl@ventanamicro.com; helo=mail-pf1-x433.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