From patchwork Thu Aug 24 14:29:34 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: 13364255 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 BB520C71153 for ; Thu, 24 Aug 2023 14:31:11 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1qZBMJ-0000AN-2k; Thu, 24 Aug 2023 10:30:51 -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 1qZBMF-00009e-Hs for qemu-devel@nongnu.org; Thu, 24 Aug 2023 10:30:49 -0400 Received: from mail-ot1-x32b.google.com ([2607:f8b0:4864:20::32b]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1qZBMC-0000Qq-TR for qemu-devel@nongnu.org; Thu, 24 Aug 2023 10:30:47 -0400 Received: by mail-ot1-x32b.google.com with SMTP id 46e09a7af769-6bd8639e7e5so4507381a34.1 for ; Thu, 24 Aug 2023 07:30:44 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ventanamicro.com; s=google; t=1692887443; x=1693492243; 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=8WzCrgUSIMp4XsPDCeGF+m4HJlE4mkbX1U/JWeclOwA=; b=XnIltwPCUwNCTH3QQplNZWcv18OWf/SjAANSl24SI1ohECGqdnrhBqDLRPdtyKfvce f0Mz7YQbw5EQi3fD/ngp+XpcIkxfWARQ+i3qGu5z7LPBrNvrs9XNFJBcsDSRVR27rdWJ kDVwiJw09gRUhXDohBLvesRA3qTtJUNJU4uybk/ArbLWs9bR3MHT8l4CAUOf+svRcrca kv6F9wQib3OLzVdGfo1WiIGZuII8auTjXYPO6xpdKagxoQwMfXKlydON6xs+nnW8+us/ owFZL+vWht/0avpuNC88qYbZGW1Zx11+VVRPywsNtcjEd9wGMieGQjXRbDIbjCc7yPG+ 2RJQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1692887443; x=1693492243; 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=8WzCrgUSIMp4XsPDCeGF+m4HJlE4mkbX1U/JWeclOwA=; b=MaL8bkNl65HZrg8kf1Af7lAahL0g0ZVcexBk1H4+sK8x0eirX+GrjdgkyCkDKiydo+ 7jOl3Hfw+jn/krBjB3AQb7vioaEYqi3hpuafGCU0r4uE3xb/iefaNvumx0PZHqDnJWqN u+Y45/jseZEA3tLVnJ6ZAxrJ65ZxlK+wddGGPu64iuPV3oXkiLI9+MKxslfDjyD+pbcZ /jUo1YVjVyrPjijXlFZrsVkZNDsXnuGo0n2K8zqGA9mx580ursrwngLediy1QvYWV1R6 5tOaUequWw1jz4LK8pJvmMhgxqaRe7pQ6zCO3uG+jz/5dr2sd72ie5tQwZBAKxPskuJG AcRA== X-Gm-Message-State: AOJu0Yxskl4gCvPVlpQEcJVRI80IIuJXN4kSYJfyLe5p13LsAltZ/z30 cN9HDe8QYFBeOjGeILoyE16P8g== X-Google-Smtp-Source: AGHT+IGtxjsWC7/hrEuPyvtQZW1i0EpKIKdj98HcMW0zazS1X12MvFU/vP3SxaV06folAtWRArQXvg== X-Received: by 2002:a05:6870:1d2:b0:1b0:2ded:bd7 with SMTP id n18-20020a05687001d200b001b02ded0bd7mr20172286oad.26.1692887442976; Thu, 24 Aug 2023 07:30:42 -0700 (PDT) Received: from sunil-pc.Dlink ([106.51.191.205]) by smtp.gmail.com with ESMTPSA id n6-20020a17090a2bc600b00262fc3d911esm1666864pje.28.2023.08.24.07.30.34 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 24 Aug 2023 07:30:41 -0700 (PDT) From: Sunil V L To: qemu-arm@nongnu.org, qemu-devel@nongnu.org, qemu-riscv@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 v2 04/12] hw/riscv/virt-acpi-build.c: Add AIA support in RINTC Date: Thu, 24 Aug 2023 19:59:34 +0530 Message-Id: <20230824142942.3983650-5-sunilvl@ventanamicro.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230824142942.3983650-1-sunilvl@ventanamicro.com> References: <20230824142942.3983650-1-sunilvl@ventanamicro.com> MIME-Version: 1.0 Received-SPF: pass client-ip=2607:f8b0:4864:20::32b; envelope-from=sunilvl@ventanamicro.com; helo=mail-ot1-x32b.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 Update the RINTC structure in MADT with AIA related fields. Signed-off-by: Sunil V L Reviewed-by: Daniel Henrique Barboza --- hw/riscv/virt-acpi-build.c | 66 +++++++++++++++++++++++++++++++++++--- 1 file changed, 62 insertions(+), 4 deletions(-) diff --git a/hw/riscv/virt-acpi-build.c b/hw/riscv/virt-acpi-build.c index d8772c2821..073c85f327 100644 --- a/hw/riscv/virt-acpi-build.c +++ b/hw/riscv/virt-acpi-build.c @@ -38,6 +38,7 @@ #include "hw/intc/riscv_aclint.h" #define ACPI_BUILD_TABLE_SIZE 0x20000 +#define ACPI_BUILD_INTC_ID(socket, index) ((socket << 24) | (index)) typedef struct AcpiBuildState { /* Copy of table in RAM (for patching) */ @@ -58,18 +59,42 @@ static void acpi_align_size(GArray *blob, unsigned align) } static void riscv_acpi_madt_add_rintc(uint32_t uid, + uint32_t local_cpu_id, const CPUArchIdList *arch_ids, - GArray *entry) + GArray *entry, + RISCVVirtAIAType aia_type, + uint64_t imsic_addr, + uint32_t imsic_size) { uint64_t hart_id = arch_ids->cpus[uid].arch_id; build_append_int_noprefix(entry, 0x18, 1); /* Type */ - build_append_int_noprefix(entry, 20, 1); /* Length */ + build_append_int_noprefix(entry, 36, 1); /* Length */ build_append_int_noprefix(entry, 1, 1); /* Version */ build_append_int_noprefix(entry, 0, 1); /* Reserved */ build_append_int_noprefix(entry, 0x1, 4); /* Flags */ build_append_int_noprefix(entry, hart_id, 8); /* Hart ID */ build_append_int_noprefix(entry, uid, 4); /* ACPI Processor UID */ + /* External Interrupt Controller ID */ + if (aia_type == VIRT_AIA_TYPE_APLIC) { + build_append_int_noprefix(entry, + ACPI_BUILD_INTC_ID( + arch_ids->cpus[uid].props.node_id, + local_cpu_id), + 4); + } else { + build_append_int_noprefix(entry, 0, 4); + } + + if (aia_type == VIRT_AIA_TYPE_APLIC_IMSIC) { + /* IMSIC Base address */ + build_append_int_noprefix(entry, imsic_addr, 8); + /* IMSIC Size */ + build_append_int_noprefix(entry, imsic_size, 4); + } else { + build_append_int_noprefix(entry, 0, 8); + build_append_int_noprefix(entry, 0, 4); + } } static void acpi_dsdt_add_cpus(Aml *scope, RISCVVirtState *s) @@ -77,6 +102,11 @@ static void acpi_dsdt_add_cpus(Aml *scope, RISCVVirtState *s) MachineClass *mc = MACHINE_GET_CLASS(s); MachineState *ms = MACHINE(s); const CPUArchIdList *arch_ids = mc->possible_cpu_arch_ids(ms); + uint64_t imsic_socket_addr, imsic_addr; + uint8_t guest_index_bits; + uint32_t imsic_size, local_cpu_id, socket_id; + + guest_index_bits = imsic_num_bits(s->aia_guests + 1); for (int i = 0; i < arch_ids->len; i++) { Aml *dev; @@ -87,8 +117,19 @@ static void acpi_dsdt_add_cpus(Aml *scope, RISCVVirtState *s) aml_append(dev, aml_name_decl("_UID", aml_int(arch_ids->cpus[i].arch_id))); + socket_id = arch_ids->cpus[i].props.node_id; + local_cpu_id = (arch_ids->cpus[i].arch_id - + riscv_socket_first_hartid(ms, socket_id)) % + riscv_socket_hart_count(ms, socket_id); /* build _MAT object */ - riscv_acpi_madt_add_rintc(i, arch_ids, madt_buf); + imsic_socket_addr = s->memmap[VIRT_IMSIC_S].base + + (socket_id * VIRT_IMSIC_GROUP_MAX_SIZE); + imsic_addr = imsic_socket_addr + + local_cpu_id * IMSIC_HART_SIZE(guest_index_bits); + imsic_size = IMSIC_HART_SIZE(guest_index_bits); + + riscv_acpi_madt_add_rintc(i, local_cpu_id, arch_ids, madt_buf, + s->aia_type, imsic_addr, imsic_size); aml_append(dev, aml_name_decl("_MAT", aml_buffer(madt_buf->len, (uint8_t *)madt_buf->data))); @@ -227,6 +268,7 @@ static void build_dsdt(GArray *table_data, * 5.2.12 Multiple APIC Description Table (MADT) * REF: https://github.com/riscv-non-isa/riscv-acpi/issues/15 * https://drive.google.com/file/d/1R6k4MshhN3WTT-hwqAquu5nX6xSEqK2l/view + * https://drive.google.com/file/d/1oMGPyOD58JaPgMl1pKasT-VKsIKia7zR/view */ static void build_madt(GArray *table_data, BIOSLinker *linker, @@ -235,6 +277,12 @@ static void build_madt(GArray *table_data, MachineClass *mc = MACHINE_GET_CLASS(s); MachineState *ms = MACHINE(s); const CPUArchIdList *arch_ids = mc->possible_cpu_arch_ids(ms); + uint64_t imsic_socket_addr, imsic_addr; + uint8_t guest_index_bits; + uint32_t imsic_size; + uint32_t local_cpu_id, socket_id; + + guest_index_bits = imsic_num_bits(s->aia_guests + 1); AcpiTable table = { .sig = "APIC", .rev = 6, .oem_id = s->oem_id, .oem_table_id = s->oem_table_id }; @@ -246,7 +294,17 @@ static void build_madt(GArray *table_data, /* RISC-V Local INTC structures per HART */ for (int i = 0; i < arch_ids->len; i++) { - riscv_acpi_madt_add_rintc(i, arch_ids, table_data); + socket_id = arch_ids->cpus[i].props.node_id; + local_cpu_id = (arch_ids->cpus[i].arch_id - + riscv_socket_first_hartid(ms, socket_id)) % + riscv_socket_hart_count(ms, socket_id); + imsic_socket_addr = s->memmap[VIRT_IMSIC_S].base + + (socket_id * VIRT_IMSIC_GROUP_MAX_SIZE); + imsic_addr = imsic_socket_addr + + local_cpu_id * IMSIC_HART_SIZE(guest_index_bits); + imsic_size = IMSIC_HART_SIZE(guest_index_bits); + riscv_acpi_madt_add_rintc(i, local_cpu_id, arch_ids, table_data, + s->aia_type, imsic_addr, imsic_size); } acpi_table_end(linker, &table);