From nobody Tue Feb 10 19:53:02 2026 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; 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; dmarc=pass(p=none dis=none) header.from=linaro.org ARC-Seal: i=1; a=rsa-sha256; t=1754652699; cv=none; d=zohomail.com; s=zohoarc; b=i+oCGqR3aBPELfLC6HtFKLwaYFWrWvy1/W5orRh6og5yJVVciXiMVHC4mZO+2uqaDmHUVTaRe6EroU6tBdDtDjpkUEBDoFhIXS100yPqrUMUnWFPpXhRUovDvtufUG9bi4pO8gCMPpIZD+dJXhOcC1JjLi7SbwOE6+7zyZ/cNEA= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1754652699; h=Content-Type:Content-Transfer-Encoding:Cc:Cc:Date:Date:From:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:Subject:To:To:Message-Id:Reply-To; bh=d7n1X2ojJ/UxjeZIdqOk4jWSGMDGO8oFdwK1nyBZWWU=; b=YRFTmU8CIzCU1UZKNDBvJSBYJgQiaFoqOTFvHLa8QYYE1ULNjarc6Hitm3QuIvA60bkWTobxrWf2V0FTVqpz8nAvq45Hxtts9Dzmje1FJtO3sQhs8cdTPp26IsZ/9Oqb8Qn1yJELyn89u9VD6mx000SB47l6GdzbUq+3iMB9bzY= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass; 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; dmarc=pass header.from= (p=none dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1754652699394874.2882669180602; Fri, 8 Aug 2025 04:31:39 -0700 (PDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1ukLJV-0008Ur-3e; Fri, 08 Aug 2025 07:31:14 -0400 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 1ukLIw-0008F5-Ub for qemu-devel@nongnu.org; Fri, 08 Aug 2025 07:30:36 -0400 Received: from mail-wr1-x42e.google.com ([2a00:1450:4864:20::42e]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1ukLIs-0002yI-TK for qemu-devel@nongnu.org; Fri, 08 Aug 2025 07:30:33 -0400 Received: by mail-wr1-x42e.google.com with SMTP id ffacd0b85a97d-3a6cd1a6fecso1445714f8f.3 for ; Fri, 08 Aug 2025 04:30:30 -0700 (PDT) Received: from [127.0.1.1] (athedsl-4440194.home.otenet.gr. [79.129.176.114]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-3b79c3b9386sm30034248f8f.18.2025.08.08.04.30.27 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 08 Aug 2025 04:30:28 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1754652629; x=1755257429; darn=nongnu.org; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:from:to:cc:subject:date:message-id :reply-to; bh=d7n1X2ojJ/UxjeZIdqOk4jWSGMDGO8oFdwK1nyBZWWU=; b=xHomyXODQ6lIU1MXqyBp7rty9548LjEfBN77dtyGBpdpES2FqYmMoOnpo2zoFE+Wan hQG3YVOgKGyEnlhS+R5Vj3ydbP4a1PPLjqmJdwFpABFXROXTfqEPYLjPxKA3GRNJYkv9 5deGA/HEFB6qzVBpQp1kA4KJ2Tp3KOiBX2OV+ZZ7yJ2kp3+xL+Odw+nJAJ6R2vI1Tgoc Lc341BJTblMzxP9iqt4RzCZy5EeWyTmZAz/GTS0N8hZzzXNhuT7dGAJ6gkbwBj/CyaKY yfzN73siCWABHs6QOcvUuGTqxhLfmBSzV8AV9jgN7XTzb408xmRNTW9GLnhCDcoZzIC1 CP+A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1754652629; x=1755257429; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=d7n1X2ojJ/UxjeZIdqOk4jWSGMDGO8oFdwK1nyBZWWU=; b=MHqlX4yhB6285twL/29bKJEaTNHTYds8ck/CkDfTWj4cjDrL+uH9UVyycntr0U5EMJ qNfmBhAL4NrXI9dtp8l4YoqPuo6b0NeBie+87I4IUQJNQhgLUduLfUhrQXiy7Ys+nvj2 RjJf2vGXiOkQQqHk4vt0APItopUxYJ+OJ5O4nyNY4Ozc/MtqMY/F5XFvMIaTMpaRI9tH t8grzx30lEMkQto5Kwbe3DQhPo+NhzWZ+E7Js/FKdlwLhM0w06mteA0gau02fmXizk9x 9rSrv7J4hE2IvuODYZRrYe7f8hmnZb69Pe+Sl9T2eBFa/q5ieBqgj1PoQBdBy4GGDiN1 p5yQ== X-Gm-Message-State: AOJu0YzL9ItiOw8+dK1oyHzsyc6XRRsoAFxNJQrrpbpQt3tmxLnMkxgO rVpCLNvzFEKAOEHo3glGShwdpqTqHMT0Josrm3rSQc4ikD3rA0G3r6ANxNqQCRnFpSk= X-Gm-Gg: ASbGncuKfzyraPSn+/Gd1r9L1sSrS8oDp0o5MtRamCSJswej7837EBHbkHGWEm60jtH CGozgknUthgbYdlJXtfv38rqrz0EG3z5TX3DBl3sL2L2+QovgUG7qFKHKtkC4zeFOyZ3hGifX2P PYY4+8GcUu4QhxRsqYa9D5fOEqRUxXPFV3uzrLexrkeJsxjuo+RpNkG25bWObLBzzoItlKBdjdH qkUIAqvf5W6b5FWQ5Fp9fiqhHnGUp3NnPTDiBJ9+TJwQpW6LLq6IJ8XMTstbaqTFCWQ7F4P735v KzlBoCvp0srBUnIsex9Hu6SE2eWwQUoojmrz5AYAOxQ554rAAVbE5cTbljS58WUJ8vXckzItpf8 5fXDMaE4zxkTDNWAkVEmZecsx9gGBzfqwYxiVIrNzoLzM4Xf+O9tQuIaXeKaO5BtuWrk2KehTkJ 2dAJk= X-Google-Smtp-Source: AGHT+IFTuc01YwonXEcaixOV+n49JYbDb7JOVe7eXecZ8W66XKVF0EElRtQRfD5X/VvHoJFCYexFQQ== X-Received: by 2002:a05:6000:4029:b0:3b7:7d96:e24a with SMTP id ffacd0b85a97d-3b900b7b057mr2300141f8f.35.1754652629126; Fri, 08 Aug 2025 04:30:29 -0700 (PDT) From: Manos Pitsidianakis Date: Fri, 08 Aug 2025 14:30:13 +0300 Subject: [PATCH 1/4] gdbstub/aarch64: add CurrentEL register MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20250808-gdbstub-aarch64-pstate-regs-v1-1-14ba70be1b3d@linaro.org> References: <20250808-gdbstub-aarch64-pstate-regs-v1-0-14ba70be1b3d@linaro.org> In-Reply-To: <20250808-gdbstub-aarch64-pstate-regs-v1-0-14ba70be1b3d@linaro.org> To: qemu-devel@nongnu.org Cc: =?utf-8?q?Alex_Benn=C3=A9e?= , =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= , Peter Maydell , Pierrick Bouvier , Gustavo Romero , Richard Henderson , qemu-arm@nongnu.org, Manos Pitsidianakis X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=openpgp-sha256; l=2083; i=manos.pitsidianakis@linaro.org; h=from:subject:message-id; bh=zql1mb08Gst0dH1hdlJZnLdmUwUUNytFuYpgCKSSGHY=; b=LS0tLS1CRUdJTiBQR1AgTUVTU0FHRS0tLS0tCgpvd0VCYlFLUy9aQU5Bd0FLQVhjcHgzQi9mZ 25RQWNzbVlnQm9sZC9SVmNXZ2VldEdlK3RvL1lXYjVzZWRJd1VVCnR4aGNYRUVBL2NwRldhaVFv bitKQWpNRUFBRUtBQjBXSVFUTVhCdE9SS0JXODRkd0hSQjNLY2R3ZjM0SjBBVUMKYUpYZjBRQUt DUkIzS2Nkd2YzNEowRE9uRC80aldET014SXpOYjN1a3hKc3hoUUgyRjZhOWUzQm5yeWYybDY4dw piSTVUM0k5WUlWTnNWdkVEdmZFMnlmSlB0QzVHWDFSckdBN3hlNURJaEcvNXRNUmVSbGRvSE4wb klhU2ZvWU80CllOdDVZYnRVckRuL0Z6MERhcTZPbmhFLzFFSUZnbGpnNzdpb1d4SVNYTjZnZTVv NnRxbk5oZjNnUStKVGRZTTkKSFJTZUpBckExbVpMek94MFcxL0xVYUwyNUorOHcwQ2RhbXFhSUd aY1R5YzJQL3ZOMTNXcS9IMjdlRHFML2JZNQo3UDIyK1k0a09tck1GdmZaL285VkhOVXA5QzFBL0 JkbUdSNE5SSDR5RmtaV1VCUXo4am82OGloaHB2Y0tDdGRFCnVKQmxYQklIa1hkZkxuWlA0ZnJtc nEwbkJrV3NkS0wwSHZCNGZrSzA3citOK2VETWhlNUJpbEI4cWRSUVFRSXcKRlM1RlFRYWp1VUtD Q0s3UFZpaFNIeklpYUhBMmQrUFZlMzcwby9VUXA5MU9JK1lJZ3JNeGRmNUZobTlzaldHSApYSTN SaHl3TFRiaVFGQUx4YXFwdVQ0Q0pIdVpRY2EveC8rL2pPK3VQMkYzSUtKalZlQ3dLNWZyLzJqUH pVcjUxCkdQU3QxSFk1aDVGN253ZVBIZWxqY1VDVnVvSis2dnMrZndWR0JnQ1dFNzlxUklKMndSM VJmOVVPOG1UU0xQWWMKZUQ0eWtuaHNjUGN3L0FGWXRLZmM2M0pyMU5iRjYzc2sxYVVQejk4Mldr Z0p0Zmh2UUkyTW91TnkxbWZmb25VWApmTHJzcTNyZTB5RWM4bzNPSThoOHAvV3FDNHBPRG9CUUV 5b0p1ZUt6YXRaRmN5bWZ4bkw5ejQvWmdvNXdiNkhICko5ZU1kZz09Cj1rTkNWCi0tLS0tRU5EIF BHUCBNRVNTQUdFLS0tLS0K X-Developer-Key: i=manos.pitsidianakis@linaro.org; a=openpgp; fpr=7C721DF9DB3CC7182311C0BF68BC211D47B421E1 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=2a00:1450:4864:20::42e; envelope-from=manos.pitsidianakis@linaro.org; helo=mail-wr1-x42e.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 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-ZohoMail-DKIM: pass (identity @linaro.org) X-ZM-MESSAGEID: 1754652701374116600 Signed-off-by: Manos Pitsidianakis --- gdb-xml/aarch64-core.xml | 5 +++++ target/arm/cpu.h | 1 + target/arm/gdbstub64.c | 6 ++++++ 3 files changed, 12 insertions(+) diff --git a/gdb-xml/aarch64-core.xml b/gdb-xml/aarch64-core.xml index b8046510b9a085d30463d37b3ecc8d435f5fb7a4..19ad743dc5607b4021fb795bfb9= b8e9cf0adef68 100644 --- a/gdb-xml/aarch64-core.xml +++ b/gdb-xml/aarch64-core.xml @@ -91,4 +91,9 @@ =20 + + + + + diff --git a/target/arm/cpu.h b/target/arm/cpu.h index dc9b6dce4c92297b2636d0d7c0dce580f1806d5b..c3070cd9863381fac40f5640e0a= 7a84dfa1c6e06 100644 --- a/target/arm/cpu.h +++ b/target/arm/cpu.h @@ -1473,6 +1473,7 @@ void pmu_init(ARMCPU *cpu); * AArch32 mode SPSRs are basically CPSR-format. */ #define PSTATE_SP (1U) +#define PSTATE_EL (3U << 2) #define PSTATE_M (0xFU) #define PSTATE_nRW (1U << 4) #define PSTATE_F (1U << 6) diff --git a/target/arm/gdbstub64.c b/target/arm/gdbstub64.c index 08e28585396816ab90d6d8e460ff8171892fe8da..16b564e1a970cb5e854a705619f= 71ffc61545a73 100644 --- a/target/arm/gdbstub64.c +++ b/target/arm/gdbstub64.c @@ -48,6 +48,9 @@ int aarch64_cpu_gdb_read_register(CPUState *cs, GByteArra= y *mem_buf, int n) return gdb_get_reg64(mem_buf, env->pc); case 33: return gdb_get_reg32(mem_buf, pstate_read(env)); + case 34: + /* CurrentEL */ + return gdb_get_reg64(mem_buf, env->pstate & PSTATE_EL); } /* Unknown register. */ return 0; @@ -77,6 +80,9 @@ int aarch64_cpu_gdb_write_register(CPUState *cs, uint8_t = *mem_buf, int n) /* CPSR */ pstate_write(env, tmp); return 4; + case 34: + /* CurrentEL */ + return 0; } /* Unknown register. */ return 0; --=20 2.47.2