From patchwork Tue May 17 11:30:22 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Xiaojuan Yang X-Patchwork-Id: 12852389 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 92744C433EF for ; Tue, 17 May 2022 12:48:04 +0000 (UTC) Received: from localhost ([::1]:49554 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1nqwcN-0003d3-JJ for qemu-devel@archiver.kernel.org; Tue, 17 May 2022 08:48:03 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:40728) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nqvQF-0004ZE-GM for qemu-devel@nongnu.org; Tue, 17 May 2022 07:31:27 -0400 Received: from mail.loongson.cn ([114.242.206.163]:52236 helo=loongson.cn) by eggs.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1nqvQA-0001xn-4Y for qemu-devel@nongnu.org; Tue, 17 May 2022 07:31:27 -0400 Received: from localhost.localdomain (unknown [10.2.5.185]) by mail.loongson.cn (Coremail) with SMTP id AQAAf9BxcNpPh4Ni4sEZAA--.25635S44; Tue, 17 May 2022 19:31:07 +0800 (CST) From: Xiaojuan Yang To: qemu-devel@nongnu.org Cc: richard.henderson@linaro.org, gaosong@loongson.cn, mark.cave-ayland@ilande.co.uk, mst@redhat.com, imammedo@redhat.com, ani@anisinha.ca Subject: [PATCH v4 42/43] tests/tcg/loongarch64: Add hello/memory test in loongarch64 system Date: Tue, 17 May 2022 19:30:22 +0800 Message-Id: <20220517113023.3051143-43-yangxiaojuan@loongson.cn> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20220517113023.3051143-1-yangxiaojuan@loongson.cn> References: <20220517113023.3051143-1-yangxiaojuan@loongson.cn> MIME-Version: 1.0 X-CM-TRANSID: AQAAf9BxcNpPh4Ni4sEZAA--.25635S44 X-Coremail-Antispam: 1UD129KBjvJXoW3Jw43Kw4Dury5WF1UJFy5urg_yoWxXr1rpw 4akFyrKrs7JFZrGwn2gF1rGF13Jry8CF1UuFyaqr40vFs7Ww1vqw1FgrW5JFy2q395GrWI v3ZYyw1Y9F97Ja7anT9S1TB71UUUUUUqnTZGkaVYY2UrUUUUjbIjqfuFe4nvWSU5nxnvy2 9KBjDU0xBIdaVrnUUvcSsGvfC2KfnxnUUI43ZEXa7xR_UUUUUUUUU== X-CM-SenderInfo: p1dqw5xldry3tdq6z05rqj20fqof0/ Received-SPF: pass client-ip=114.242.206.163; envelope-from=yangxiaojuan@loongson.cn; helo=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_PASS=-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" - We write a very minimal softmmu harness. - This is a very simple smoke test with no need to run a full Linux/kernel. - The Makefile.softmmu-target record the rule to run. Signed-off-by: Xiaojuan Yang Signed-off-by: Song Gao Reviewed-by: Richard Henderson --- MAINTAINERS | 1 + tests/tcg/loongarch64/Makefile.softmmu-target | 33 +++++++ tests/tcg/loongarch64/system/boot.S | 56 ++++++++++++ tests/tcg/loongarch64/system/kernel.ld | 30 +++++++ tests/tcg/loongarch64/system/regdef.h | 86 +++++++++++++++++++ 5 files changed, 206 insertions(+) create mode 100644 tests/tcg/loongarch64/Makefile.softmmu-target create mode 100644 tests/tcg/loongarch64/system/boot.S create mode 100644 tests/tcg/loongarch64/system/kernel.ld create mode 100644 tests/tcg/loongarch64/system/regdef.h diff --git a/MAINTAINERS b/MAINTAINERS index 806813e487..9303737804 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -217,6 +217,7 @@ M: Song Gao M: Xiaojuan Yang S: Maintained F: target/loongarch/ +F: tests/tcg/loongarch64/ M68K TCG CPUs M: Laurent Vivier diff --git a/tests/tcg/loongarch64/Makefile.softmmu-target b/tests/tcg/loongarch64/Makefile.softmmu-target new file mode 100644 index 0000000000..908f3a8c0f --- /dev/null +++ b/tests/tcg/loongarch64/Makefile.softmmu-target @@ -0,0 +1,33 @@ +# +# Loongarch64 system tests +# + +LOONGARCH64_SYSTEM_SRC=$(SRC_PATH)/tests/tcg/loongarch64/system +VPATH+=$(LOONGARCH64_SYSTEM_SRC) + +# These objects provide the basic boot code and helper functions for all tests +CRT_OBJS=boot.o + +LOONGARCH64_TEST_SRCS=$(wildcard $(LOONGARCH64_SYSTEM_SRC)/*.c) +LOONGARCH64_TESTS = $(patsubst $(LOONGARCH64_SYSTEM_SRC)/%.c, %, $(LOONGARCH64_TEST_SRCS)) + +CRT_PATH=$(LOONGARCH64_SYSTEM_SRC) +LINK_SCRIPT=$(LOONGARCH64_SYSTEM_SRC)/kernel.ld +LDFLAGS=-Wl,-T$(LINK_SCRIPT) +TESTS+=$(LOONGARCH64_TESTS) $(MULTIARCH_TESTS) +CFLAGS+=-nostdlib -g -O1 -march=loongarch64 -mabi=lp64d $(MINILIB_INC) +LDFLAGS+=-static -nostdlib $(CRT_OBJS) $(MINILIB_OBJS) -lgcc + +# building head blobs +.PRECIOUS: $(CRT_OBJS) + +%.o: $(CRT_PATH)/%.S + $(CC) $(CFLAGS) $(EXTRA_CFLAGS) -x assembler-with-cpp -c $< -o $@ + +# Build and link the tests +%: %.c $(LINK_SCRIPT) $(CRT_OBJS) $(MINILIB_OBJS) + $(CC) $(CFLAGS) $(EXTRA_CFLAGS) $< -o $@ $(LDFLAGS) + +memory: CFLAGS+=-DCHECK_UNALIGNED=0 +# Running +QEMU_OPTS+=-serial chardev:output -kernel diff --git a/tests/tcg/loongarch64/system/boot.S b/tests/tcg/loongarch64/system/boot.S new file mode 100644 index 0000000000..aec116a327 --- /dev/null +++ b/tests/tcg/loongarch64/system/boot.S @@ -0,0 +1,56 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + * Minimal LoongArch system boot code. + * + * Copyright (c) 2021 Loongson Technology Corporation Limited + */ + +#include "regdef.h" + + .global _start + .align 16 +_start: + la.local t0, stack_end + move sp, t0 + bl main + + .type _start 2 + .size _start, .-_start + + .global _exit + .align 16 +_exit: +2: /* QEMU ACPI poweroff */ + li.w t0, 0x3c00 + li.w t1, 0x100d0014 + st.w t0, t1, 0 + idle 0 + bl 2b + + .type _exit 2 + .size _exit, .-_exit + + .global __sys_outc +__sys_outc: + li.d t1, 1000000 +loop: + lu12i.w t2, 0x1fe00 + ori t0, t2, 0x1e5 + ld.bu t0, t0, 0 + andi t0, t0, 0x20 + ext.w.b t0, t0 + bnez t0, in + addi.w t1, t1, -1 + bnez t1, loop +in: + ext.w.b a0, a0 + lu12i.w t0, 0x1fe00 + ori t0, t0, 0x1e0 + st.b a0, t0, 0 + jirl $r0, ra, 0 + + .data + .align 4 +stack: + .space 65536 +stack_end: diff --git a/tests/tcg/loongarch64/system/kernel.ld b/tests/tcg/loongarch64/system/kernel.ld new file mode 100644 index 0000000000..f1a7c0168c --- /dev/null +++ b/tests/tcg/loongarch64/system/kernel.ld @@ -0,0 +1,30 @@ +ENTRY(_start) + +SECTIONS +{ + /* Linux kernel legacy start address. */ + . = 0x9000000000200000; + _text = .; + .text : { + *(.text) + } + .rodata : { + *(.rodata) + } + _etext = .; + + . = ALIGN(8192); + _data = .; + .got : { + *(.got) + } + .data : { + *(.sdata) + *(.data) + } + _edata = .; + .bss : { + *(.bss) + } + _end = .; +} diff --git a/tests/tcg/loongarch64/system/regdef.h b/tests/tcg/loongarch64/system/regdef.h new file mode 100644 index 0000000000..faa09b2377 --- /dev/null +++ b/tests/tcg/loongarch64/system/regdef.h @@ -0,0 +1,86 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Copyright (c) 2021 Loongson Technology Corporation Limited + */ +#ifndef _ASM_REGDEF_H +#define _ASM_REGDEF_H + +#define zero $r0 /* wired zero */ +#define ra $r1 /* return address */ +#define tp $r2 +#define sp $r3 /* stack pointer */ +#define v0 $r4 /* return value - caller saved */ +#define v1 $r5 +#define a0 $r4 /* argument registers */ +#define a1 $r5 +#define a2 $r6 +#define a3 $r7 +#define a4 $r8 +#define a5 $r9 +#define a6 $r10 +#define a7 $r11 +#define t0 $r12 /* caller saved */ +#define t1 $r13 +#define t2 $r14 +#define t3 $r15 +#define t4 $r16 +#define t5 $r17 +#define t6 $r18 +#define t7 $r19 +#define t8 $r20 + /* $r21: Temporarily reserved */ +#define fp $r22 /* frame pointer */ +#define s0 $r23 /* callee saved */ +#define s1 $r24 +#define s2 $r25 +#define s3 $r26 +#define s4 $r27 +#define s5 $r28 +#define s6 $r29 +#define s7 $r30 +#define s8 $r31 + +#define gr0 $r0 +#define gr1 $r1 +#define gr2 $r2 +#define gr3 $r3 +#define gr4 $r4 +#define gr5 $r5 +#define gr6 $r6 +#define gr7 $r7 +#define gr8 $r8 +#define gr9 $r9 +#define gr10 $r10 +#define gr11 $r11 +#define gr12 $r12 +#define gr13 $r13 +#define gr14 $r14 +#define gr15 $r15 +#define gr16 $r16 +#define gr17 $r17 +#define gr18 $r18 +#define gr19 $r19 +#define gr20 $r20 +#define gr21 $r21 +#define gr22 $r22 +#define gr23 $r23 +#define gr24 $r24 +#define gr25 $r25 +#define gr26 $r26 +#define gr27 $r27 +#define gr28 $r28 +#define gr29 $r29 +#define gr30 $r30 +#define gr31 $r31 + +#define STT_NOTYPE 0 +#define STT_OBJECT 1 +#define STT_FUNC 2 +#define STT_SECTION 3 +#define STT_FILE 4 +#define STT_COMMON 5 +#define STT_TLS 6 + +#define ASM_NL ; + +#endif /* _ASM_REGDEF_H */