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Fri, 04 Oct 2024 09:35:07 -0700 (PDT) Received: from localhost.localdomain ([91.223.100.150]) by smtp.gmail.com with ESMTPSA id 38308e7fff4ca-2faf9b3b441sm195821fa.139.2024.10.04.09.35.01 (version=TLS1_3 cipher=TLS_CHACHA20_POLY1305_SHA256 bits=256/256); Fri, 04 Oct 2024 09:35:06 -0700 (PDT) From: =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org Cc: qemu-riscv@nongnu.org, qemu-s390x@nongnu.org, Thomas Huth , Richard Henderson , Pierrick Bouvier , qemu-ppc@nongnu.org, =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= Subject: [PATCH v2 17/25] hw/m68k: Use explicit big-endian LD/ST API Date: Fri, 4 Oct 2024 13:30:33 -0300 Message-ID: <20241004163042.85922-18-philmd@linaro.org> X-Mailer: git-send-email 2.45.2 In-Reply-To: <20241004163042.85922-1-philmd@linaro.org> References: <20241004163042.85922-1-philmd@linaro.org> MIME-Version: 1.0 Received-SPF: pass client-ip=2a00:1450:4864:20::236; envelope-from=philmd@linaro.org; helo=mail-lj1-x236.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=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+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org The M68K architecture uses big endianness. Directly use the big-endian LD/ST API. Mechanical change using: $ end=be; \ for acc in uw w l q tul; do \ sed -i -e "s/ld${acc}_p(/ld${acc}_${end}_p(/" \ -e "s/st${acc}_p(/st${acc}_${end}_p(/" \ $(git grep -wlE '(ld|st)t?u?[wlq]_p' hw/m68k/); \ done Signed-off-by: Philippe Mathieu-Daudé Reviewed-by: Thomas Huth --- hw/m68k/bootinfo.h | 28 ++++++++++++++-------------- hw/m68k/mcf5208.c | 2 +- hw/m68k/next-cube.c | 2 +- hw/m68k/q800.c | 4 ++-- 4 files changed, 18 insertions(+), 18 deletions(-) diff --git a/hw/m68k/bootinfo.h b/hw/m68k/bootinfo.h index 70c1dc0e8c3..0b3e7c4ea01 100644 --- a/hw/m68k/bootinfo.h +++ b/hw/m68k/bootinfo.h @@ -14,39 +14,39 @@ #define BOOTINFO0(base, id) \ do { \ - stw_p(base, id); \ + stw_be_p(base, id); \ base += 2; \ - stw_p(base, sizeof(struct bi_record)); \ + stw_be_p(base, sizeof(struct bi_record)); \ base += 2; \ } while (0) #define BOOTINFO1(base, id, value) \ do { \ - stw_p(base, id); \ + stw_be_p(base, id); \ base += 2; \ - stw_p(base, sizeof(struct bi_record) + 4); \ + stw_be_p(base, sizeof(struct bi_record) + 4); \ base += 2; \ - stl_p(base, value); \ + stl_be_p(base, value); \ base += 4; \ } while (0) #define BOOTINFO2(base, id, value1, value2) \ do { \ - stw_p(base, id); \ + stw_be_p(base, id); \ base += 2; \ - stw_p(base, sizeof(struct bi_record) + 8); \ + stw_be_p(base, sizeof(struct bi_record) + 8); \ base += 2; \ - stl_p(base, value1); \ + stl_be_p(base, value1); \ base += 4; \ - stl_p(base, value2); \ + stl_be_p(base, value2); \ base += 4; \ } while (0) #define BOOTINFOSTR(base, id, string) \ do { \ - stw_p(base, id); \ + stw_be_p(base, id); \ base += 2; \ - stw_p(base, \ + stw_be_p(base, \ (sizeof(struct bi_record) + strlen(string) + \ 1 /* null termination */ + 3 /* padding */) & ~3); \ base += 2; \ @@ -59,13 +59,13 @@ #define BOOTINFODATA(base, id, data, len) \ do { \ - stw_p(base, id); \ + stw_be_p(base, id); \ base += 2; \ - stw_p(base, \ + stw_be_p(base, \ (sizeof(struct bi_record) + len + \ 2 /* length field */ + 3 /* padding */) & ~3); \ base += 2; \ - stw_p(base, len); \ + stw_be_p(base, len); \ base += 2; \ for (unsigned i_ = 0; i_ < len; ++i_) { \ stb_p(base++, data[i_]); \ diff --git a/hw/m68k/mcf5208.c b/hw/m68k/mcf5208.c index b6677ad6bc3..e37cd50d189 100644 --- a/hw/m68k/mcf5208.c +++ b/hw/m68k/mcf5208.c @@ -359,7 +359,7 @@ static void mcf5208evb_init(MachineState *machine) /* Initial PC is always at offset 4 in firmware binaries */ ptr = rom_ptr(0x4, 4); assert(ptr != NULL); - env->pc = ldl_p(ptr); + env->pc = ldl_be_p(ptr); } /* Load kernel. */ diff --git a/hw/m68k/next-cube.c b/hw/m68k/next-cube.c index 9b78767ea8e..9832213e7ec 100644 --- a/hw/m68k/next-cube.c +++ b/hw/m68k/next-cube.c @@ -1036,7 +1036,7 @@ static void next_cube_init(MachineState *machine) /* Initial PC is always at offset 4 in firmware binaries */ ptr = rom_ptr(0x01000004, 4); g_assert(ptr != NULL); - env->pc = ldl_p(ptr); + env->pc = ldl_be_p(ptr); if (env->pc >= 0x01020000) { error_report("'%s' does not seem to be a valid firmware image.", bios_name); diff --git a/hw/m68k/q800.c b/hw/m68k/q800.c index fa7683bf76f..556604e1dcf 100644 --- a/hw/m68k/q800.c +++ b/hw/m68k/q800.c @@ -684,9 +684,9 @@ static void q800_machine_init(MachineState *machine) ptr = rom_ptr(MACROM_ADDR, bios_size); assert(ptr != NULL); - stl_phys(cs->as, 0, ldl_p(ptr)); /* reset initial SP */ + stl_phys(cs->as, 0, ldl_be_p(ptr)); /* reset initial SP */ stl_phys(cs->as, 4, - MACROM_ADDR + ldl_p(ptr + 4)); /* reset initial PC */ + MACROM_ADDR + ldl_be_p(ptr + 4)); /* reset initial PC */ } } }