From patchwork Thu Mar 7 14:51:55 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: gaosong X-Patchwork-Id: 13585806 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 717B4C54798 for ; Thu, 7 Mar 2024 14:53:53 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1riF6q-0000R9-1L; Thu, 07 Mar 2024 09:52:37 -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 1riF6m-0000PZ-H8 for qemu-devel@nongnu.org; Thu, 07 Mar 2024 09:52:32 -0500 Received: from mail.loongson.cn ([114.242.206.163]) by eggs.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1riF6i-0003QI-Fn for qemu-devel@nongnu.org; Thu, 07 Mar 2024 09:52:32 -0500 Received: from loongson.cn (unknown [43.156.43.207]) by gateway (Coremail) with SMTP id _____8Dxvuup1Oll4vMVAA--.54047S3; Thu, 07 Mar 2024 22:52:25 +0800 (CST) Received: from VM-4-14-ubuntu.. (unknown [43.156.43.207]) by localhost.localdomain (Coremail) with SMTP id AQAAf8AxTs2Y1OllbElQAA--.15045S7; Thu, 07 Mar 2024 22:52:22 +0800 (CST) From: Song Gao To: qemu-devel@nongnu.org Cc: peter.maydell@linaro.org, Song Gao Subject: [PULL 05/17] hw/loongarch: Init efi_system_table Date: Thu, 7 Mar 2024 22:51:55 +0800 Message-Id: <20240307145207.247913-6-gaosong@loongson.cn> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240307145207.247913-1-gaosong@loongson.cn> References: <20240307145207.247913-1-gaosong@loongson.cn> MIME-Version: 1.0 X-CM-TRANSID: AQAAf8AxTs2Y1OllbElQAA--.15045S7 X-CM-SenderInfo: 5jdr20tqj6z05rqj20fqof0/ X-Coremail-Antispam: 1Uk129KBj93XoWxGF4DAr1fWFWfZr4UCrWxAFc_yoW5tr1fpF WfZr98trs5GFn3W393JFyagrnxArs3Gr13trnrG34Fyr4DJrykZr18GasFvFWkXr4Fy3s0 vr1vg3yUWFsaywcCm3ZEXasCq-sJn29KB7ZKAUJUUUUU529EdanIXcx71UUUUU7KY7ZEXa sCq-sGcSsGvfJ3Ic02F40EFcxC0VAKzVAqx4xG6I80ebIjqfuFe4nvWSU5nxnvy29KBjDU 0xBIdaVrnRJUUUk2b4IE77IF4wAFF20E14v26r1j6r4UM7CY07I20VC2zVCF04k26cxKx2 IYs7xG6rWj6s0DM7CIcVAFz4kK6r1j6r18M28lY4IEw2IIxxk0rwA2F7IY1VAKz4vEj48v e4kI8wA2z4x0Y4vE2Ix0cI8IcVAFwI0_Gr0_Xr1l84ACjcxK6xIIjxv20xvEc7CjxVAFwI 0_Gr0_Cr1l84ACjcxK6I8E87Iv67AKxVW8Jr0_Cr1UM28EF7xvwVC2z280aVCY1x0267AK xVW8Jr0_Cr1UM2AIxVAIcxkEcVAq07x20xvEncxIr21l57IF6xkI12xvs2x26I8E6xACxx 1l5I8CrVACY4xI64kE6c02F40Ex7xfMcIj6xIIjxv20xvE14v26r1q6rW5McIj6I8E87Iv 67AKxVW8JVWxJwAm72CE4IkC6x0Yz7v_Jr0_Gr1lF7xvr2IYc2Ij64vIr41l42xK82IYc2 Ij64vIr41l4I8I3I0E4IkC6x0Yz7v_Jr0_Gr1lx2IqxVAqx4xG67AKxVWUJVWUGwC20s02 6x8GjcxK67AKxVWUGVWUWwC2zVAF1VAY17CE14v26r1Y6r17MIIYrxkI7VAKI48JMIIF0x vE2Ix0cI8IcVAFwI0_Gr0_Xr1lIxAIcVC0I7IYx2IY6xkF7I0E14v26r4j6F4UMIIF0xvE 42xK8VAvwI8IcIk0rVWUJVWUCwCI42IY6I8E87Iv67AKxVW8JVWxJwCI42IY6I8E87Iv6x kF7I0E14v26r4j6r4UJbIYCTnIWIevJa73UjIFyTuYvjxU2F4iUUUUU 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 Add init_systab and set boot_info->a2 Signed-off-by: Song Gao Message-Id: <20240301093839.663947-6-gaosong@loongson.cn> --- 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 897d4636b6..769212fce2 100644 --- a/hw/loongarch/boot.c +++ b/hw/loongarch/boot.c @@ -62,6 +62,25 @@ static const unsigned int slave_boot_code[] = { 0x4c000020, /* jirl $r0,$r1,0 */ }; +static void init_systab(struct loongarch_boot_info *info, void *p, void *start) +{ + struct efi_system_table *systab = p; + + info->a2 = (uint64_t)p - (uint64_t)start; + + systab->hdr.signature = EFI_SYSTEM_TABLE_SIGNATURE; + systab->hdr.revision = EFI_SPECIFICATION_VERSION; + systab->hdr.revision = sizeof(struct efi_system_table), + systab->fw_revision = FW_VERSION << 16 | FW_PATCHLEVEL << 8; + systab->runtime = 0; + systab->boottime = 0; + systab->nr_tables = 0; + + p += ROUND_UP(sizeof(struct efi_system_table), 64); + + systab->tables = p; +} + static void init_cmdline(struct loongarch_boot_info *info, void *p, void *start) { hwaddr cmdline_addr = (hwaddr)p - (hwaddr)start; @@ -134,6 +153,7 @@ static void reset_load_elf(void *opaque) if (cpu == LOONGARCH_CPU(first_cpu)) { env->gpr[4] = env->boot_info->a0; env->gpr[5] = env->boot_info->a1; + env->gpr[6] = env->boot_info->a2; } cpu_set_pc(CPU(cpu), env->elf_address); } @@ -181,6 +201,8 @@ static void init_boot_rom(struct loongarch_boot_info *info, void *p) init_cmdline(info, p, start); p += COMMAND_LINE_SIZE; + + init_systab(info, p, start); } 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 +/* 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;