From nobody Sat Sep 21 04:40:04 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1705577771020283.466625461547; Thu, 18 Jan 2024 03:36:11 -0800 (PST) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1rQQg0-0002IE-6N; Thu, 18 Jan 2024 06:35:16 -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 1rQQfs-0002H3-9Q for qemu-devel@nongnu.org; Thu, 18 Jan 2024 06:35:09 -0500 Received: from mail.loongson.cn ([114.242.206.163]) by eggs.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1rQQfp-0006sb-HY for qemu-devel@nongnu.org; Thu, 18 Jan 2024 06:35:08 -0500 Received: from loongson.cn (unknown [10.2.5.185]) by gateway (Coremail) with SMTP id _____8DxdfHjDKllnJ0BAA--.8095S3; Thu, 18 Jan 2024 19:34:59 +0800 (CST) Received: from localhost.localdomain (unknown [10.2.5.185]) by localhost.localdomain (Coremail) with SMTP id AQAAf8BxLs_gDKll9GoIAA--.42875S10; Thu, 18 Jan 2024 19:34:59 +0800 (CST) From: Song Gao To: peter.maydell@linaro.org Cc: qemu-devel@nongnu.org, richard.henderson@linaro.org, philmd@linaro.org, maobibo@loongson.cn, zhaotianrui@loongson.cn, lixianglai@loongson.cn Subject: [PATCH v4 08/17] hw/loongarch: Init efi_fdt table Date: Thu, 18 Jan 2024 19:18:51 +0800 Message-Id: <20240118111900.1672536-9-gaosong@loongson.cn> X-Mailer: git-send-email 2.39.1 In-Reply-To: <20240118111900.1672536-1-gaosong@loongson.cn> References: <20240118111900.1672536-1-gaosong@loongson.cn> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-CM-TRANSID: AQAAf8BxLs_gDKll9GoIAA--.42875S10 X-CM-SenderInfo: 5jdr20tqj6z05rqj20fqof0/ X-Coremail-Antispam: 1Uk129KBjDUn29KB7ZKAUJUUUUU529EdanIXcx71UUUUU7KY7 ZEXasCq-sGcSsGvfJ3UbIjqfuFe4nvWSU5nxnvy29KBjDU0xBIdaVrnUUvcSsGvfC2Kfnx nUUI43ZEXa7xR_UUUUUUUUU== Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; 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+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZM-MESSAGEID: 1705577772275100005 Content-Type: text/plain; charset="utf-8" Signed-off-by: Song Gao Message-Id: <20231227080821.3216113-9-gaosong@loongson.cn> --- include/hw/loongarch/boot.h | 4 ++++ hw/loongarch/boot.c | 11 +++++++++++ 2 files changed, 15 insertions(+) diff --git a/include/hw/loongarch/boot.h b/include/hw/loongarch/boot.h index ce47056608..bbe8c8dd5d 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) =20 +#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; diff --git a/hw/loongarch/boot.c b/hw/loongarch/boot.c index 6f56d4fd91..fe3e640508 100644 --- a/hw/loongarch/boot.c +++ b/hw/loongarch/boot.c @@ -111,6 +111,16 @@ static void init_efi_initrd_table(struct efi_system_ta= ble *systab, initrd_table->size =3D initrd_size; } =20 +static void init_efi_fdt_table(struct efi_system_table *systab) +{ + efi_guid_t tbl_guid =3D DEVICE_TREE_GUID; + + /* efi_configuration_table 3 */ + guidcpy(&systab->tables[2].guid, &tbl_guid); + systab->tables[2].table =3D (void *)0x100000; /* fdt_base 1MiB */ + systab->nr_tables =3D 3; +} + static void init_systab(struct loongarch_boot_info *info, void *p, void *s= tart) { void *bp_tables_start; @@ -136,6 +146,7 @@ static void init_systab(struct loongarch_boot_info *inf= o, void *p, void *start) sizeof(efi_memory_desc_t) * memmap_entries, 64); init_efi_initrd_table(systab, p, start); p +=3D ROUND_UP(sizeof(struct efi_initrd), 64); + init_efi_fdt_table(systab); =20 systab->tables =3D (struct efi_configuration_table *)(bp_tables_start = - start); } --=20 2.25.1