From patchwork Mon Mar 6 09:03:14 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Weiwei Li X-Patchwork-Id: 13160736 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 7896BC6FD19 for ; Mon, 6 Mar 2023 09:05:08 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1pZ6lG-00006e-5F; Mon, 06 Mar 2023 04:04:02 -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 1pZ6kp-0008VN-1g; Mon, 06 Mar 2023 04:03:39 -0500 Received: from smtp80.cstnet.cn ([159.226.251.80] helo=cstnet.cn) by eggs.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1pZ6kl-0002dQ-Cc; Mon, 06 Mar 2023 04:03:34 -0500 Received: from localhost.localdomain (unknown [180.165.240.213]) by APP-01 (Coremail) with SMTP id qwCowADX8NRUrAVkS7fuCw--.45017S3; Mon, 06 Mar 2023 17:03:18 +0800 (CST) From: Weiwei Li To: qemu-riscv@nongnu.org, qemu-devel@nongnu.org Cc: palmer@dabbelt.com, alistair.francis@wdc.com, bin.meng@windriver.com, dbarboza@ventanamicro.com, zhiwei_liu@linux.alibaba.com, wangjunqiang@iscas.ac.cn, lazyparser@gmail.com, Weiwei Li Subject: [PATCH 1/1] hw/riscv: Add signature dump function for spike to run ACT tests Date: Mon, 6 Mar 2023 17:03:14 +0800 Message-Id: <20230306090314.74626-2-liweiwei@iscas.ac.cn> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230306090314.74626-1-liweiwei@iscas.ac.cn> References: <20230306090314.74626-1-liweiwei@iscas.ac.cn> MIME-Version: 1.0 X-CM-TRANSID: qwCowADX8NRUrAVkS7fuCw--.45017S3 X-Coremail-Antispam: 1UD129KBjvJXoWxZF1DXF15KF1xCF1DAF43KFg_yoWrWF15pF s3GFn8Cry5JFn3JFnxtw18ua1rGws3J3W7KrsxCw18Zan8WFy7Aan7ta45Zan8GFWxZa1U JFWDGFy3KF45Zw7anT9S1TB71UUUUUUqnTZGkaVYY2UrUUUUjbIjqfuFe4nvWSU5nxnvy2 9KBjDU0xBIdaVrnRJUUUBE14x267AKxVW5JVWrJwAFc2x0x2IEx4CE42xK8VAvwI8IcIk0 rVWrJVCq3wAFIxvE14AKwVWUJVWUGwA2048vs2IY020E87I2jVAFwI0_Jr4l82xGYIkIc2 x26xkF7I0E14v26r1I6r4UM28lY4IEw2IIxxk0rwA2F7IY1VAKz4vEj48ve4kI8wA2z4x0 Y4vE2Ix0cI8IcVAFwI0_Xr0_Ar1l84ACjcxK6xIIjxv20xvEc7CjxVAFwI0_Cr0_Gr1UM2 8EF7xvwVC2z280aVAFwI0_Cr1j6rxdM28EF7xvwVC2z280aVCY1x0267AKxVW0oVCq3wAS 0I0E0xvYzxvE52x082IY62kv0487Mc02F40EFcxC0VAKzVAqx4xG6I80ewAv7VC0I7IYx2 IY67AKxVWUJVWUGwAv7VC2z280aVAFwI0_Jr0_Gr1lOx8S6xCaFVCjc4AY6r1j6r4UM4x0 Y48IcxkI7VAKI48JM4x0x7Aq67IIx4CEVc8vx2IErcIFxwACI402YVCY1x02628vn2kIc2 xKxwCF04k20xvY0x0EwIxGrwCFx2IqxVCFs4IE7xkEbVWUJVW8JwC20s026c02F40E14v2 6r1j6r18MI8I3I0E7480Y4vE14v26r106r1rMI8E67AF67kF1VAFwI0_Jw0_GFylIxkGc2 Ij64vIr41lIxAIcVC0I7IYx2IY67AKxVWUJVWUCwCI42IY6xIIjxv20xvEc7CjxVAFwI0_ Gr0_Cr1lIxAIcVCF04k26cxKx2IYs7xG6r1j6r1xMIIF0xvEx4A2jsIE14v26r1j6r4UMI IF0xvEx4A2jsIEc7CjxVAFwI0_Gr0_Gr1UYxBIdaVFxhVjvjDU0xZFpf9x0JUqAp5UUUUU = X-Originating-IP: [180.165.240.213] X-CM-SenderInfo: 5olzvxxzhlqxpvfd2hldfou0/ Received-SPF: pass client-ip=159.226.251.80; envelope-from=liweiwei@iscas.ac.cn; helo=cstnet.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, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 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 signature and signature-granularity properties in spike to specify the target signatrue file and the line size for signature data. Recgonize the signature section between begin_signature and end_signature symbols when loading elf of ACT tests. Then dump signature data in signature section just before the ACT tests exit. Signed-off-by: Weiwei Li Signed-off-by: Junqiang Wang Reviewed-by: LIU Zhiwei --- hw/char/riscv_htif.c | 39 ++++++++++++++++++++++++++++++++++++++- hw/riscv/spike.c | 16 ++++++++++++++++ 2 files changed, 54 insertions(+), 1 deletion(-) diff --git a/hw/char/riscv_htif.c b/hw/char/riscv_htif.c index 098de50e35..2a82ed8500 100644 --- a/hw/char/riscv_htif.c +++ b/hw/char/riscv_htif.c @@ -29,6 +29,8 @@ #include "chardev/char-fe.h" #include "qemu/timer.h" #include "qemu/error-report.h" +#include "exec/address-spaces.h" +#include "sysemu/dma.h" #define RISCV_DEBUG_HTIF 0 #define HTIF_DEBUG(fmt, ...) \ @@ -51,7 +53,10 @@ /* PK system call number */ #define PK_SYS_WRITE 64 -static uint64_t fromhost_addr, tohost_addr; +extern const char *sig_file; +extern uint8_t line_size; + +static uint64_t fromhost_addr, tohost_addr, sig_addr, sig_len; void htif_symbol_callback(const char *st_name, int st_info, uint64_t st_value, uint64_t st_size) @@ -68,6 +73,10 @@ void htif_symbol_callback(const char *st_name, int st_info, uint64_t st_value, error_report("HTIF tohost must be 8 bytes"); exit(1); } + } else if (strcmp("begin_signature", st_name) == 0) { + sig_addr = st_value; + } else if (strcmp("end_signature", st_name) == 0) { + sig_len = st_value - sig_addr; } } @@ -161,6 +170,34 @@ static void htif_handle_tohost_write(HTIFState *s, uint64_t val_written) /* frontend syscall handler, shutdown and exit code support */ if (cmd == HTIF_SYSTEM_CMD_SYSCALL) { if (payload & 0x1) { + /* Dump signature data to sig_file if specified */ + if (sig_file) { + char *sig_data = g_malloc(sig_len); + dma_memory_read(&address_space_memory, sig_addr, sig_data, + sig_len, MEMTXATTRS_UNSPECIFIED); + FILE *signature = fopen(sig_file, "w"); + if (signature == NULL) { + error_report("open %s: %s", sig_file, + strerror(errno)); + exit(1); + } + + for (int i = 0; i < sig_len; i += line_size) { + for (int j = line_size; j > 0; j--) { + if (i + j <= sig_len) { + fprintf(signature, "%02x", + sig_data[i + j - 1] & 0xff); + } else { + fprintf(signature, "%02x", 0); + } + } + fprintf(signature, "\n"); + } + + fclose(signature); + g_free(sig_data); + } + /* exit code */ int exit_code = payload >> 1; exit(exit_code); diff --git a/hw/riscv/spike.c b/hw/riscv/spike.c index a584d5b3a2..eaa7f54fd6 100644 --- a/hw/riscv/spike.c +++ b/hw/riscv/spike.c @@ -41,6 +41,9 @@ #include +const char *sig_file; +uint8_t line_size = 16; + static const MemMapEntry spike_memmap[] = { [SPIKE_MROM] = { 0x1000, 0xf000 }, [SPIKE_HTIF] = { 0x1000000, 0x1000 }, @@ -332,6 +335,11 @@ static void spike_board_init(MachineState *machine) htif_custom_base); } +static void spike_set_signature(Object *obj, const char *val, Error **errp) +{ + sig_file = g_strdup(val); +} + static void spike_machine_instance_init(Object *obj) { } @@ -350,6 +358,14 @@ static void spike_machine_class_init(ObjectClass *oc, void *data) mc->get_default_cpu_node_id = riscv_numa_get_default_cpu_node_id; mc->numa_mem_supported = true; mc->default_ram_id = "riscv.spike.ram"; + object_class_property_add_str(oc, "signature", NULL, spike_set_signature); + object_class_property_set_description(oc, "signature", + "File to write ACT test signature"); + object_class_property_add_uint8_ptr(oc, "signature-granularity", + &line_size, OBJ_PROP_FLAG_WRITE); + object_class_property_set_description(oc, "signature-granularity", + "Size of each line in ACT signature " + "file"); } static const TypeInfo spike_machine_typeinfo = {