From patchwork Wed Oct 25 20:07:06 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: 13436662 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 9ED58C25B6B for ; Wed, 25 Oct 2023 20:08:37 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1qvkAi-0007So-Mp; Wed, 25 Oct 2023 16:08:09 -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 1qvkAc-0007R6-Iy for qemu-devel@nongnu.org; Wed, 25 Oct 2023 16:08:03 -0400 Received: from mail-pf1-x432.google.com ([2607:f8b0:4864:20::432]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1qvkAa-0003Tw-VI for qemu-devel@nongnu.org; Wed, 25 Oct 2023 16:08:02 -0400 Received: by mail-pf1-x432.google.com with SMTP id d2e1a72fcca58-6b9af7d41d2so137869b3a.0 for ; Wed, 25 Oct 2023 13:08:00 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ventanamicro.com; s=google; t=1698264479; x=1698869279; 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=A4V6imvX7ziS3OOqurEvREGU5Yydx6YwutgjtwcggvY=; b=mzxllTB8QfOBhYOa7eV0tZfhByBrxBCOUBBAAuSExcIM0GWIVtG6vhiBMYIAV6h2Rj AEpmjpSUDiZFtJd3bZBaOWq+0BdudLlyBuyllGO4ciIwUMfFreEAT1R8No3tRjDVVpvV hbRg0wtyYcgLx+gvzJqRzaW8ayUi/wuMacezwbHXMAAWM3/QVttWawnSLIAn94uJAHvy Ecgga6u9j+WMmhEC7PN3njeoF0+fT5yxXrRx7w9wH2xl/HJ2DgrmiYgtzy07gn2WPYp8 VAjLu5O2/Ow9kxmzy4skaDoAjQ4GbpMQZWR3W6T3qTNEjTIJaPch7blE8WirjKKJKOkN ZXNg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1698264479; x=1698869279; 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=A4V6imvX7ziS3OOqurEvREGU5Yydx6YwutgjtwcggvY=; b=EyecaeyYBnDUVvU87d/pSShXF0ojpXP1SEK5bQXdMdS7UxAq6+M6EgOy8DjA58oCfx X/mwgLxV+W/QL0cVFUV6OevlEkdvh9oGjNLUr8pOqZ5uQRmLmsSt0v5gO7/nVIWbA41T bcYV6VIiQCWWnnK5RBQq+ZEG2tuR+7loIRp40BtCalGMSG0rKGvt7B+pq3i21r33ckz+ CeCUUXxrfNy4Zi6PwDqE22bOiiL6zUq25bnp6JOzAEOYqxbzYJ5qMx81akFYOu+u23FH p1Bz/70D9MBgxOPw2U/LdAGqigxZ5zn04FClPfjMpZ+ED7NSYatKenc5NjuAbNVBq2Y4 TH6Q== X-Gm-Message-State: AOJu0YyJIkqfooZTjNH1S0Vw7vzhGNIsln3zn7LnO9WvaPegzNuNq/ya S8KNYc4N7tz6i3lZuV8LbponnA== X-Google-Smtp-Source: AGHT+IG9itOvFBYgzwLUbqsFNu51Jn2jLci++Mp6EOvIwiqDSvft9w1iDkgtE0FdTyRN9+xeCfKJKg== X-Received: by 2002:a05:6a21:3289:b0:16b:cc6c:d728 with SMTP id yt9-20020a056a21328900b0016bcc6cd728mr7535901pzb.44.1698264479649; Wed, 25 Oct 2023 13:07:59 -0700 (PDT) Received: from sunil-pc.Dlink ([106.51.188.78]) by smtp.gmail.com with ESMTPSA id f1-20020aa79681000000b0068fe7c4148fsm9696768pfk.57.2023.10.25.13.07.53 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 25 Oct 2023 13:07:59 -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 v4 06/13] hw/riscv/virt-acpi-build.c: Add IMSIC in the MADT Date: Thu, 26 Oct 2023 01:37:06 +0530 Message-Id: <20231025200713.580814-7-sunilvl@ventanamicro.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20231025200713.580814-1-sunilvl@ventanamicro.com> References: <20231025200713.580814-1-sunilvl@ventanamicro.com> MIME-Version: 1.0 Received-SPF: pass client-ip=2607:f8b0:4864:20::432; envelope-from=sunilvl@ventanamicro.com; helo=mail-pf1-x432.google.com X-Spam_score_int: 12 X-Spam_score: 1.2 X-Spam_bar: + X-Spam_report: (1.2 / 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, RCVD_IN_SBL_CSS=3.335, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=no 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 Add IMSIC structure in MADT when IMSIC is configured. Signed-off-by: Sunil V L Reviewed-by: Daniel Henrique Barboza Reviewed-by: Andrew Jones Acked-by: Alistair Francis --- hw/riscv/virt-acpi-build.c | 34 ++++++++++++++++++++++++++++++++++ 1 file changed, 34 insertions(+) diff --git a/hw/riscv/virt-acpi-build.c b/hw/riscv/virt-acpi-build.c index 073c85f327..7f1a370e54 100644 --- a/hw/riscv/virt-acpi-build.c +++ b/hw/riscv/virt-acpi-build.c @@ -281,8 +281,20 @@ static void build_madt(GArray *table_data, uint8_t guest_index_bits; uint32_t imsic_size; uint32_t local_cpu_id, socket_id; + uint8_t hart_index_bits, group_index_bits, group_index_shift; + uint16_t imsic_max_hart_per_socket = 0; + uint8_t socket; + + for (socket = 0; socket < riscv_socket_count(ms); socket++) { + if (imsic_max_hart_per_socket < s->soc[socket].num_harts) { + imsic_max_hart_per_socket = s->soc[socket].num_harts; + } + } guest_index_bits = imsic_num_bits(s->aia_guests + 1); + hart_index_bits = imsic_num_bits(imsic_max_hart_per_socket); + group_index_bits = imsic_num_bits(riscv_socket_count(ms)); + group_index_shift = IMSIC_MMIO_GROUP_MIN_SHIFT; AcpiTable table = { .sig = "APIC", .rev = 6, .oem_id = s->oem_id, .oem_table_id = s->oem_table_id }; @@ -307,6 +319,28 @@ static void build_madt(GArray *table_data, s->aia_type, imsic_addr, imsic_size); } + /* IMSIC */ + if (s->aia_type == VIRT_AIA_TYPE_APLIC_IMSIC) { + /* IMSIC */ + build_append_int_noprefix(table_data, 0x19, 1); /* Type */ + build_append_int_noprefix(table_data, 16, 1); /* Length */ + build_append_int_noprefix(table_data, 1, 1); /* Version */ + build_append_int_noprefix(table_data, 0, 1); /* Reserved */ + build_append_int_noprefix(table_data, 0, 4); /* Flags */ + /* Number of supervisor mode Interrupt Identities */ + build_append_int_noprefix(table_data, VIRT_IRQCHIP_NUM_MSIS, 2); + /* Number of guest mode Interrupt Identities */ + build_append_int_noprefix(table_data, VIRT_IRQCHIP_NUM_MSIS, 2); + /* Guest Index Bits */ + build_append_int_noprefix(table_data, guest_index_bits, 1); + /* Hart Index Bits */ + build_append_int_noprefix(table_data, hart_index_bits, 1); + /* Group Index Bits */ + build_append_int_noprefix(table_data, group_index_bits, 1); + /* Group Index Shift */ + build_append_int_noprefix(table_data, group_index_shift, 1); + } + acpi_table_end(linker, &table); }