From patchwork Mon Dec 18 09:00:50 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: gaosong X-Patchwork-Id: 13496448 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 87A4FC35274 for ; Mon, 18 Dec 2023 09:14:57 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1rF9hS-0000xD-SO; Mon, 18 Dec 2023 04:14:11 -0500 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 1rF9hQ-0000wV-Mq for qemu-devel@nongnu.org; Mon, 18 Dec 2023 04:14:08 -0500 Received: from mail.loongson.cn ([114.242.206.163]) by eggs.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1rF9hN-0007UV-T4 for qemu-devel@nongnu.org; Mon, 18 Dec 2023 04:14:08 -0500 Received: from loongson.cn (unknown [10.2.5.185]) by gateway (Coremail) with SMTP id _____8BxK+laDYBlOf4BAA--.10634S3; Mon, 18 Dec 2023 17:14:02 +0800 (CST) Received: from localhost.localdomain (unknown [10.2.5.185]) by localhost.localdomain (Coremail) with SMTP id AQAAf8CxXeFRDYBlVfMJAA--.47541S10; Mon, 18 Dec 2023 17:14:01 +0800 (CST) From: Song Gao To: qemu-devel@nongnu.org Cc: richard.henderson@linaro.org, philmd@linaro.org, peter.maydell@linaro.org, maobibo@loongson.cn Subject: [PATCH v2 08/17] hw/loongarch: Init efi_fdt table Date: Mon, 18 Dec 2023 17:00:50 +0800 Message-Id: <20231218090059.2678224-9-gaosong@loongson.cn> X-Mailer: git-send-email 2.39.1 In-Reply-To: <20231218090059.2678224-1-gaosong@loongson.cn> References: <20231218090059.2678224-1-gaosong@loongson.cn> MIME-Version: 1.0 X-CM-TRANSID: AQAAf8CxXeFRDYBlVfMJAA--.47541S10 X-CM-SenderInfo: 5jdr20tqj6z05rqj20fqof0/ X-Coremail-Antispam: 1Uk129KBjDUn29KB7ZKAUJUUUUU529EdanIXcx71UUUUU7KY7 ZEXasCq-sGcSsGvfJ3UbIjqfuFe4nvWSU5nxnvy29KBjDU0xBIdaVrnUUvcSsGvfC2Kfnx nUUI43ZEXa7xR_UUUUUUUUU== Received-SPF: pass client-ip=114.242.206.163; envelope-from=gaosong@loongson.cn; helo=mail.loongson.cn X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-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+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Signed-off-by: Song Gao --- hw/loongarch/boot.c | 11 +++++++++++ include/hw/loongarch/boot.h | 4 ++++ 2 files changed, 15 insertions(+) diff --git a/hw/loongarch/boot.c b/hw/loongarch/boot.c index 1600ae6e55..8c28a0ef6f 100644 --- a/hw/loongarch/boot.c +++ b/hw/loongarch/boot.c @@ -142,6 +142,16 @@ static void init_efi_initrd_table(struct efi_system_table *systab) g_free(initrd_table); } +static void init_efi_fdt_table(struct efi_system_table *systab) +{ + efi_guid_t tbl_guid = DEVICE_TREE_GUID; + + /* efi_configuration_table 3 */ + guidcpy(&systab->tables[2].guid, &tbl_guid); + systab->tables[2].table = (void *)0x100000; /* fdt_base 1MiB */ + systab->nr_tables = 3; +} + static void init_systab(struct loongarch_boot_info *info) { struct efi_system_table *systab; @@ -160,6 +170,7 @@ static void init_systab(struct loongarch_boot_info *info) init_efi_boot_memmap(systab); init_efi_initrd_table(systab); + init_efi_fdt_table(systab); rom_add_blob_fixed("tables_rom", efi_tables, loader_rommap[EFI_TABLES].size, diff --git a/include/hw/loongarch/boot.h b/include/hw/loongarch/boot.h index e482b829f7..ce1cd51c01 100644 --- a/include/hw/loongarch/boot.h +++ b/include/hw/loongarch/boot.h @@ -36,6 +36,10 @@ typedef struct { EFI_GUID(0x5568e427, 0x68fc, 0x4f3d, 0xac, 0x74, \ 0xca, 0x55, 0x52, 0x31, 0xcc, 0x68) +#define DEVICE_TREE_GUID \ + EFI_GUID(0xb1b621d5, 0xf19c, 0x41a5, 0x83, 0x0b, \ + 0xd9, 0x15, 0x2c, 0x69, 0xaa, 0xe0) + struct efi_config_table { efi_guid_t guid; uint64_t *ptr;