From nobody Wed Nov 27 00:27:00 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 170366548755588.08577678034692; Wed, 27 Dec 2023 00:24:47 -0800 (PST) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1rIPAd-0006Nb-0G; Wed, 27 Dec 2023 03:21:43 -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 1rIPAV-0006Kh-OC for qemu-devel@nongnu.org; Wed, 27 Dec 2023 03:21:35 -0500 Received: from mail.loongson.cn ([114.242.206.163]) by eggs.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1rIPAR-0002JY-50 for qemu-devel@nongnu.org; Wed, 27 Dec 2023 03:21:35 -0500 Received: from loongson.cn (unknown [10.2.5.185]) by gateway (Coremail) with SMTP id _____8Ax2uh93otlPvcEAA--.23710S3; Wed, 27 Dec 2023 16:21:17 +0800 (CST) Received: from localhost.localdomain (unknown [10.2.5.185]) by localhost.localdomain (Coremail) with SMTP id AQAAf8Bxib153otly4QMAA--.16227S7; Wed, 27 Dec 2023 16:21:17 +0800 (CST) From: Song Gao To: qemu-devel@nongnu.org Cc: richard.henderson@linaro.org, peter.maydell@linaro.org, philmd@linaro.org, maobibo@loongson.cn Subject: [PATCH v3 05/17] hw/loongarch: Init efi_system_table Date: Wed, 27 Dec 2023 16:08:09 +0800 Message-Id: <20231227080821.3216113-6-gaosong@loongson.cn> X-Mailer: git-send-email 2.39.1 In-Reply-To: <20231227080821.3216113-1-gaosong@loongson.cn> References: <20231227080821.3216113-1-gaosong@loongson.cn> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-CM-TRANSID: AQAAf8Bxib153otly4QMAA--.16227S7 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: 1703665489770100003 Content-Type: text/plain; charset="utf-8" Add init_systab and set boot_info->a2 Signed-off-by: Song Gao --- hw/loongarch/boot.c | 22 +++++++++++++++++ include/hw/loongarch/boot.h | 48 +++++++++++++++++++++++++++++++++++++ 2 files changed, 70 insertions(+) diff --git a/hw/loongarch/boot.c b/hw/loongarch/boot.c index 27eae6f0cb..b8b44d41f9 100644 --- a/hw/loongarch/boot.c +++ b/hw/loongarch/boot.c @@ -63,6 +63,25 @@ static unsigned int slave_boot_code[] =3D { 0x4c000020, /* jirl $r0,$r1,0 */ }; =20 +static void init_systab(struct loongarch_boot_info *info, void *p, void *s= tart) +{ + struct efi_system_table *systab =3D p; + + info->a2 =3D (uint64_t)p - (uint64_t)start; + + systab->hdr.signature =3D EFI_SYSTEM_TABLE_SIGNATURE; + systab->hdr.revision =3D EFI_SPECIFICATION_VERSION; + systab->hdr.revision =3D sizeof(struct efi_system_table), + systab->fw_revision =3D FW_VERSION << 16 | FW_PATCHLEVEL << 8; + systab->runtime =3D 0; + systab->boottime =3D 0; + systab->nr_tables =3D 0; + + p +=3D ROUND_UP(sizeof(struct efi_system_table), 64); + + systab->tables =3D p; +} + static void init_cmdline(struct loongarch_boot_info *info, void *p, void *= start) { hwaddr cmdline_addr =3D (hwaddr)p - (hwaddr)start; @@ -135,6 +154,7 @@ static void reset_load_elf(void *opaque) if (cpu =3D=3D LOONGARCH_CPU(first_cpu)) { env->gpr[4] =3D env->boot_info->a0; env->gpr[5] =3D env->boot_info->a1; + env->gpr[6] =3D env->boot_info->a2; } cpu_set_pc(CPU(cpu), env->elf_address); } @@ -182,6 +202,8 @@ static void init_boot_rom(struct loongarch_boot_info *i= nfo, void *p) =20 init_cmdline(info, p, start); p +=3D COMMAND_LINE_SIZE; + + init_systab(info, p, start); } =20 static void loongarch_direct_kernel_boot(struct loongarch_boot_info *info) diff --git a/include/hw/loongarch/boot.h b/include/hw/loongarch/boot.h index 3275c1e295..aa12a60ffb 100644 --- a/include/hw/loongarch/boot.h +++ b/include/hw/loongarch/boot.h @@ -8,6 +8,54 @@ #ifndef HW_LOONGARCH_BOOT_H #define HW_LOONGARCH_BOOT_H =20 +/* UEFI 2.10 */ +#define EFI_SYSTEM_TABLE_SIGNATURE 0x5453595320494249 +#define EFI_2_100_SYSTEM_TABLE_REVISION ((2<<16) | (100)) +#define EFI_SPECIFICATION_VERSION EFI_SYSTEM_TABLE_REVISION +#define EFI_SYSTEM_TABLE_REVISION EFI_2_100_SYSTEM_TABLE_REVISION + +#define FW_VERSION 0x1 +#define FW_PATCHLEVEL 0x0 + +typedef struct { + uint8_t b[16]; +} efi_guid_t __attribute__((aligned(8))); + +struct efi_config_table { + efi_guid_t guid; + uint64_t *ptr; + const char name[16]; +}; + +typedef struct { + uint64_t signature; + uint32_t revision; + uint32_t headersize; + uint32_t crc32; + uint32_t reserved; +} efi_table_hdr_t; + +struct efi_configuration_table { + efi_guid_t guid; + void *table; +}; + +struct efi_system_table { + efi_table_hdr_t hdr; + uint64_t fw_vendor; /* physical addr of CHAR16 vendor string */ + uint32_t fw_revision; + uint64_t con_in_handle; + uint64_t *con_in; + uint64_t con_out_handle; + uint64_t *con_out; + uint64_t stderr_handle; + uint64_t stderr; + uint64_t *runtime; + uint64_t *boottime; + uint64_t nr_tables; + struct efi_configuration_table *tables; +}; + struct loongarch_boot_info { uint64_t ram_size; const char *kernel_filename; --=20 2.25.1