From mboxrd@z Thu Jan 1 00:00:00 1970 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 292ECC47DDB for ; Mon, 22 Jan 2024 14:58:24 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1rRvj9-0007DC-1z; Mon, 22 Jan 2024 09:56:43 -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 1rRvit-00072k-0c for qemu-devel@nongnu.org; Mon, 22 Jan 2024 09:56:27 -0500 Received: from mail-wm1-x32c.google.com ([2a00:1450:4864:20::32c]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1rRvij-0008JI-GM for qemu-devel@nongnu.org; Mon, 22 Jan 2024 09:56:25 -0500 Received: by mail-wm1-x32c.google.com with SMTP id 5b1f17b1804b1-40e76109cdeso37470895e9.0 for ; Mon, 22 Jan 2024 06:56:16 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1705935376; x=1706540176; darn=nongnu.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=mRWclFw7buqbaS/6KzkAaZGA9lmhyo6+QYI7KdisxSA=; b=YfNzyOE3mda9jpacjU9z/C+6JwN51efLvXK9H5kKabc1SvTEXxZ4QybgKqQoCZ18qT SThx1geR1usM4PnlhnrcyqbNKr9AkO1f5G88v1cx/65dMpIdW9TiUUzWRHoMatLJx3+4 O4Zc2U11LzWVH+xr3D22QulfMYtz/HN7L2ET9OWAo2e9FQ+UqkjZFAcD9DBSIi7YWe4F JCRe/EmpeBMWadjUb5ZN/xe7rlt7YscQSRSp3yos4PSA0sFTK1G6xsr89TWCu/sGy3uW kCVb7jZducdzv1uSbUiNtbrtTLdmbNPkVmraogUSWagpRFyvPSQbUK8l0cOF3M6gvoWr Jzeg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1705935376; x=1706540176; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=mRWclFw7buqbaS/6KzkAaZGA9lmhyo6+QYI7KdisxSA=; b=sA0/U1ehJYd0wH7ZbnvKnsZc27/fFnXg9jrLZ8jPXVigNZawCuEvxZxBJe+V/XbDcE nyr3rM8i8id2XejFeljaFrhdBYHe3hSwYDoE+QNvijetgB8t0fEZ4DA4zUCUeUyHNz5a 2K8jtufI/872nL5Xea28lY7A0IL1YsmRBGTXfEBnXJGjQpWc777qzNihVE1Hv3OXznUt dy50XowA0odRr+FrbQdb772CTgR1hnSZZwC5i1VQlM5VlwVwUzGkacroTfRb0XF35hIc kEc8+KlpyWmeAABvUZvAQB2dM+2ICGxONMxUWA2pKIeNtgPNJNxj3zOH07LGpc2DRNZz m0+Q== X-Gm-Message-State: AOJu0Yw92JYkSME98mk3f5BH0oSM/P9Y2suCSYcImnQDt349zRTFunf2 XtWEoiQs8Pjb97F1ftZSgn70VjiYtaAaHt/AwguEGksKUFomp6kAoqIhouPiT4s= X-Google-Smtp-Source: AGHT+IEyezVCsLvieqNeOCZFmNZUxLRirTgr+K+sEyk/+YtMORrw+jnU4P8fgJp8POs99m5kPlrJtQ== X-Received: by 2002:a1c:7711:0:b0:40e:5cb5:916c with SMTP id t17-20020a1c7711000000b0040e5cb5916cmr2480109wmi.129.1705935375830; Mon, 22 Jan 2024 06:56:15 -0800 (PST) Received: from draig.lan ([85.9.250.243]) by smtp.gmail.com with ESMTPSA id k9-20020a05600c1c8900b0040d772030c2sm39337682wms.44.2024.01.22.06.56.11 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 22 Jan 2024 06:56:14 -0800 (PST) Received: from draig.lan (localhost [IPv6:::1]) by draig.lan (Postfix) with ESMTP id 717AC5F900; Mon, 22 Jan 2024 14:56:11 +0000 (GMT) From: =?UTF-8?q?Alex=20Benn=C3=A9e?= To: qemu-devel@nongnu.org Cc: Marcel Apfelbaum , "Edgar E. Iglesias" , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Michael Rolnik , =?UTF-8?q?Marc-Andr=C3=A9=20Lureau?= , Laurent Vivier , kvm@vger.kernel.org, Yoshinori Sato , Pierrick Bouvier , Palmer Dabbelt , Liu Zhiwei , Laurent Vivier , Yanan Wang , qemu-ppc@nongnu.org, Weiwei Li , qemu-s390x@nongnu.org, =?UTF-8?q?Alex=20Benn=C3=A9e?= , =?UTF-8?q?C=C3=A9dric=20Le=20Goater?= , Peter Maydell , Alexandre Iooss , John Snow , Mahmoud Mandour , Wainer dos Santos Moschetta , Richard Henderson , Ilya Leoshkevich , Alistair Francis , David Woodhouse , Cleber Rosa , Beraldo Leal , Bin Meng , Nicholas Piggin , Aurelien Jarno , Daniel Henrique Barboza , Daniel Henrique Barboza , Thomas Huth , David Hildenbrand , qemu-riscv@nongnu.org, qemu-arm@nongnu.org, Paolo Bonzini , Song Gao , Eduardo Habkost , Brian Cain , Paul Durrant , Akihiko Odaki Subject: [PATCH v3 06/21] target/ppc: Use GDBFeature for dynamic XML Date: Mon, 22 Jan 2024 14:55:55 +0000 Message-Id: <20240122145610.413836-7-alex.bennee@linaro.org> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20240122145610.413836-1-alex.bennee@linaro.org> References: <20240122145610.413836-1-alex.bennee@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2a00:1450:4864:20::32c; envelope-from=alex.bennee@linaro.org; helo=mail-wm1-x32c.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=unavailable 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 From: Akihiko Odaki In preparation for a change to use GDBFeature as a parameter of gdb_register_coprocessor(), convert the internal representation of dynamic feature from plain XML to GDBFeature. Signed-off-by: Akihiko Odaki Reviewed-by: Richard Henderson Message-Id: <20240103173349.398526-28-alex.bennee@linaro.org> Message-Id: <20231213-gdb-v17-2-777047380591@daynix.com> Signed-off-by: Alex Bennée --- target/ppc/cpu-qom.h | 1 + target/ppc/cpu.h | 4 +--- target/ppc/cpu_init.c | 4 ---- target/ppc/gdbstub.c | 51 ++++++++++++++++--------------------------- 4 files changed, 21 insertions(+), 39 deletions(-) diff --git a/target/ppc/cpu-qom.h b/target/ppc/cpu-qom.h index 0241609efef..8247fa23367 100644 --- a/target/ppc/cpu-qom.h +++ b/target/ppc/cpu-qom.h @@ -20,6 +20,7 @@ #ifndef QEMU_PPC_CPU_QOM_H #define QEMU_PPC_CPU_QOM_H +#include "exec/gdbstub.h" #include "hw/core/cpu.h" #ifdef TARGET_PPC64 diff --git a/target/ppc/cpu.h b/target/ppc/cpu.h index f8101ffa296..f87c26f98a6 100644 --- a/target/ppc/cpu.h +++ b/target/ppc/cpu.h @@ -1471,8 +1471,7 @@ struct PowerPCCPUClass { int bfd_mach; uint32_t l1_dcache_size, l1_icache_size; #ifndef CONFIG_USER_ONLY - unsigned int gdb_num_sprs; - const char *gdb_spr_xml; + GDBFeature gdb_spr; #endif const PPCHash64Options *hash64_opts; struct ppc_radix_page_info *radix_page_info; @@ -1525,7 +1524,6 @@ int ppc_cpu_gdb_write_register(CPUState *cpu, uint8_t *buf, int reg); int ppc_cpu_gdb_write_register_apple(CPUState *cpu, uint8_t *buf, int reg); #ifndef CONFIG_USER_ONLY hwaddr ppc_cpu_get_phys_page_debug(CPUState *cpu, vaddr addr); -void ppc_gdb_gen_spr_xml(PowerPCCPU *cpu); const char *ppc_gdb_get_dynamic_xml(CPUState *cs, const char *xml_name); #endif int ppc64_cpu_write_elf64_note(WriteCoreDumpFunction f, CPUState *cs, diff --git a/target/ppc/cpu_init.c b/target/ppc/cpu_init.c index 344196a8ce3..a7b593dbfac 100644 --- a/target/ppc/cpu_init.c +++ b/target/ppc/cpu_init.c @@ -6682,10 +6682,6 @@ static void init_ppc_proc(PowerPCCPU *cpu) /* PowerPC implementation specific initialisations (SPRs, timers, ...) */ (*pcc->init_proc)(env); -#if !defined(CONFIG_USER_ONLY) - ppc_gdb_gen_spr_xml(cpu); -#endif - /* MSR bits & flags consistency checks */ if (env->msr_mask & (1 << 25)) { switch (env->flags & (POWERPC_FLAG_SPE | POWERPC_FLAG_VRE)) { diff --git a/target/ppc/gdbstub.c b/target/ppc/gdbstub.c index ec5731e5d67..e3be3dbd109 100644 --- a/target/ppc/gdbstub.c +++ b/target/ppc/gdbstub.c @@ -300,15 +300,23 @@ int ppc_cpu_gdb_write_register_apple(CPUState *cs, uint8_t *mem_buf, int n) } #ifndef CONFIG_USER_ONLY -void ppc_gdb_gen_spr_xml(PowerPCCPU *cpu) +static void gdb_gen_spr_feature(CPUState *cs) { - PowerPCCPUClass *pcc = POWERPC_CPU_GET_CLASS(cpu); + PowerPCCPUClass *pcc = POWERPC_CPU_GET_CLASS(cs); + PowerPCCPU *cpu = POWERPC_CPU(cs); CPUPPCState *env = &cpu->env; - GString *xml; - char *spr_name; + GDBFeatureBuilder builder; unsigned int num_regs = 0; int i; + if (pcc->gdb_spr.xml) { + return; + } + + gdb_feature_builder_init(&builder, &pcc->gdb_spr, + "org.qemu.power.spr", "power-spr.xml", + cs->gdb_num_regs); + for (i = 0; i < ARRAY_SIZE(env->spr_cb); i++) { ppc_spr_t *spr = &env->spr_cb[i]; @@ -326,35 +334,13 @@ void ppc_gdb_gen_spr_xml(PowerPCCPU *cpu) */ spr->gdb_id = num_regs; num_regs++; - } - - if (pcc->gdb_spr_xml) { - return; - } - xml = g_string_new(""); - g_string_append(xml, ""); - g_string_append(xml, ""); - - for (i = 0; i < ARRAY_SIZE(env->spr_cb); i++) { - ppc_spr_t *spr = &env->spr_cb[i]; - - if (!spr->name) { - continue; - } - - spr_name = g_ascii_strdown(spr->name, -1); - g_string_append_printf(xml, ""); + gdb_feature_builder_append_reg(&builder, g_ascii_strdown(spr->name, -1), + TARGET_LONG_BITS, num_regs, + "int", "spr"); } - g_string_append(xml, ""); - - pcc->gdb_num_sprs = num_regs; - pcc->gdb_spr_xml = g_string_free(xml, false); + gdb_feature_builder_end(&builder); } const char *ppc_gdb_get_dynamic_xml(CPUState *cs, const char *xml_name) @@ -362,7 +348,7 @@ const char *ppc_gdb_get_dynamic_xml(CPUState *cs, const char *xml_name) PowerPCCPUClass *pcc = POWERPC_CPU_GET_CLASS(cs); if (strcmp(xml_name, "power-spr.xml") == 0) { - return pcc->gdb_spr_xml; + return pcc->gdb_spr.xml; } return NULL; } @@ -599,7 +585,8 @@ void ppc_gdb_init(CPUState *cs, PowerPCCPUClass *pcc) 32, "power-vsx.xml", 0); } #ifndef CONFIG_USER_ONLY + gdb_gen_spr_feature(cs); gdb_register_coprocessor(cs, gdb_get_spr_reg, gdb_set_spr_reg, - pcc->gdb_num_sprs, "power-spr.xml", 0); + pcc->gdb_spr.num_regs, "power-spr.xml", 0); #endif } -- 2.39.2