From patchwork Thu Mar 7 16:48:26 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: gaosong X-Patchwork-Id: 13586035 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 E73CDC54E49 for ; Thu, 7 Mar 2024 16:50:19 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1riGvM-0007D0-06; Thu, 07 Mar 2024 11:48:52 -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 1riGvI-0007AG-HI for qemu-devel@nongnu.org; Thu, 07 Mar 2024 11:48:48 -0500 Received: from mail.loongson.cn ([114.242.206.163]) by eggs.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1riGvC-0002VC-5E for qemu-devel@nongnu.org; Thu, 07 Mar 2024 11:48:46 -0500 Received: from loongson.cn (unknown [10.2.5.185]) by gateway (Coremail) with SMTP id _____8DxmfDm7+llGAEWAA--.54988S3; Fri, 08 Mar 2024 00:48:38 +0800 (CST) Received: from localhost.localdomain (unknown [10.2.5.185]) by localhost.localdomain (Coremail) with SMTP id AQAAf8BxnhPj7+llNmpQAA--.27604S10; Fri, 08 Mar 2024 00:48:38 +0800 (CST) From: Song Gao To: qemu-devel@nongnu.org Cc: peter.maydell@linaro.org, maobibo@loongson.cn Subject: [PATCH v6 08/17] hw/loongarch: Init efi_fdt table Date: Fri, 8 Mar 2024 00:48:26 +0800 Message-Id: <20240307164835.300412-9-gaosong@loongson.cn> X-Mailer: git-send-email 2.39.1 In-Reply-To: <20240307164835.300412-1-gaosong@loongson.cn> References: <20240307164835.300412-1-gaosong@loongson.cn> MIME-Version: 1.0 X-CM-TRANSID: AQAAf8BxnhPj7+llNmpQAA--.27604S10 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 Message-Id: <20240301093839.663947-9-gaosong@loongson.cn> Reviewed-by: Bibo Mao --- 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 6126a37858..c6c6e6d194 100644 --- a/hw/loongarch/boot.c +++ b/hw/loongarch/boot.c @@ -112,6 +112,16 @@ static void init_efi_initrd_table(struct efi_system_table *systab, initrd_table->size = initrd_size; } +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, void *p, void *start) { void *bp_tables_start; @@ -137,6 +147,7 @@ static void init_systab(struct loongarch_boot_info *info, void *p, void *start) sizeof(efi_memory_desc_t) * memmap_entries, 64); init_efi_initrd_table(systab, p, start); p += ROUND_UP(sizeof(struct efi_initrd), 64); + init_efi_fdt_table(systab); systab->tables = (struct efi_configuration_table *)(bp_tables_start - start); } diff --git a/include/hw/loongarch/boot.h b/include/hw/loongarch/boot.h index ddcb279874..9de673a0fd 100644 --- a/include/hw/loongarch/boot.h +++ b/include/hw/loongarch/boot.h @@ -34,6 +34,10 @@ 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;