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Tue, 19 Jan 2021 22:29:54 -0500 Received: from unknown (HELO ironmsg03-sd.qualcomm.com) ([10.53.140.143]) by alexa-out-sd-01.qualcomm.com with ESMTP; 19 Jan 2021 19:29:25 -0800 Received: from vu-tsimpson-aus.qualcomm.com (HELO vu-tsimpson1-aus.qualcomm.com) ([10.222.150.1]) by ironmsg03-sd.qualcomm.com with ESMTP; 19 Jan 2021 19:29:25 -0800 Received: by vu-tsimpson1-aus.qualcomm.com (Postfix, from userid 47164) id B43DD2B0C; Tue, 19 Jan 2021 21:29:24 -0600 (CST) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=quicinc.com; i=@quicinc.com; q=dns/txt; s=qcdkim; t=1611113392; x=1642649392; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=ntWUb25d0ntHtVq0P+8XxwFMTqA8FKvbEKWEO2mZrUo=; b=d0QvdCfoY2TeHxd4+AS2BjN7KT62zAaDncl1MS2WtkCE6rMD9Ngm60XL i9kNL+22HopgGitwnA+rqxwclBpFS9KXOdPX9sSd62T5HWa7+JUGZPYqC Tg9WqJAFuXePelp4Nh3nOk+baVEupfWytgSv/kcW8ux3YhcepSST87wtW o=; X-QCInternal: smtphost From: Taylor Simpson To: qemu-devel@nongnu.org Subject: [PATCH v7 08/35] Hexagon (target/hexagon) GDB Stub Date: Tue, 19 Jan 2021 21:28:41 -0600 Message-Id: <1611113349-24906-9-git-send-email-tsimpson@quicinc.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1611113349-24906-1-git-send-email-tsimpson@quicinc.com> References: <1611113349-24906-1-git-send-email-tsimpson@quicinc.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable 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=199.106.114.38; envelope-from=tsimpson@qualcomm.com; helo=alexa-out-sd-01.qualcomm.com X-Spam_score_int: -40 X-Spam_score: -4.1 X-Spam_bar: ---- X-Spam_report: (-4.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, HEADER_FROM_DIFFERENT_DOMAINS=0.248, RCVD_IN_DNSWL_MED=-2.3, 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: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: ale@rev.ng, bcain@quicinc.com, philmd@redhat.com, richard.henderson@linaro.org, laurent@vivier.eu, tsimpson@quicinc.com, alex.bennee@linaro.org Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Type: text/plain; charset="utf-8" GDB register read and write routines Signed-off-by: Taylor Simpson Reviewed-by: Richard Henderson Reviewed-by: Philippe Mathieu-Daud=C3=A9 dump_state =3D hexagon_dump_state; cc->set_pc =3D hexagon_cpu_set_pc; cc->synchronize_from_tb =3D hexagon_cpu_synchronize_from_tb; + cc->gdb_read_register =3D hexagon_gdb_read_register; + cc->gdb_write_register =3D hexagon_gdb_write_register; cc->gdb_num_core_regs =3D TOTAL_PER_THREAD_REGS; cc->gdb_stop_before_watchpoint =3D true; cc->disas_set_info =3D hexagon_cpu_disas_set_info; diff --git a/target/hexagon/gdbstub.c b/target/hexagon/gdbstub.c new file mode 100644 index 0000000..9c8c04c --- /dev/null +++ b/target/hexagon/gdbstub.c @@ -0,0 +1,47 @@ +/* + * Copyright(c) 2019-2021 Qualcomm Innovation Center, Inc. All Rights Res= erved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see . + */ + +#include "qemu/osdep.h" +#include "qemu-common.h" +#include "exec/gdbstub.h" +#include "cpu.h" +#include "internal.h" + +int hexagon_gdb_read_register(CPUState *cs, GByteArray *mem_buf, int n) +{ + HexagonCPU *cpu =3D HEXAGON_CPU(cs); + CPUHexagonState *env =3D &cpu->env; + + if (n < TOTAL_PER_THREAD_REGS) { + return gdb_get_regl(mem_buf, env->gpr[n]); + } + + g_assert_not_reached(); +} + +int hexagon_gdb_write_register(CPUState *cs, uint8_t *mem_buf, int n) +{ + HexagonCPU *cpu =3D HEXAGON_CPU(cs); + CPUHexagonState *env =3D &cpu->env; + + if (n < TOTAL_PER_THREAD_REGS) { + env->gpr[n] =3D ldtul_p(mem_buf); + return sizeof(target_ulong); + } + + g_assert_not_reached(); +} --=20 2.7.4