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[88.187.86.199]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-44092d17846sm22293275e9.2.2025.04.23.04.16.26 (version=TLS1_3 cipher=TLS_CHACHA20_POLY1305_SHA256 bits=256/256); Wed, 23 Apr 2025 04:16:26 -0700 (PDT) From: =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org Cc: Peter Xu , David Hildenbrand , Pierrick Bouvier , Richard Henderson , =?utf-8?q?Philippe_Mathie?= =?utf-8?q?u-Daud=C3=A9?= , Paolo Bonzini Subject: [PATCH] system/memory: Remove DEVICE_HOST_ENDIAN definition Date: Wed, 23 Apr 2025 13:16:25 +0200 Message-ID: <20250423111625.10424-1-philmd@linaro.org> X-Mailer: git-send-email 2.47.1 MIME-Version: 1.0 Received-SPF: pass client-ip=2a00:1450:4864:20::32e; envelope-from=philmd@linaro.org; helo=mail-wm1-x32e.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+patch=linaro.org@nongnu.org Sender: qemu-devel-bounces+patch=linaro.org@nongnu.org Since the previous commit ("exec/memory.h: make devend_memop "target defines" agnostic") there is a single use of the DEVICE_HOST_ENDIAN definition in ram_device_mem_ops: inline it and remove its definition altogether. Signed-off-by: Philippe Mathieu-Daudé Reviewed-by: David Hildenbrand Reviewed-by: Richard Henderson --- Based-on: <20250422192819.302784-1-richard.henderson@linaro.org> --- include/exec/cpu-common.h | 6 ------ system/memory-internal.h | 3 --- system/memory.c | 2 +- 3 files changed, 1 insertion(+), 10 deletions(-) diff --git a/include/exec/cpu-common.h b/include/exec/cpu-common.h index 9b83fd7ac88..dab1e7e5809 100644 --- a/include/exec/cpu-common.h +++ b/include/exec/cpu-common.h @@ -44,12 +44,6 @@ enum device_endian { DEVICE_LITTLE_ENDIAN, }; -#if HOST_BIG_ENDIAN -#define DEVICE_HOST_ENDIAN DEVICE_BIG_ENDIAN -#else -#define DEVICE_HOST_ENDIAN DEVICE_LITTLE_ENDIAN -#endif - /* address in the RAM (different from a physical address) */ #if defined(CONFIG_XEN_BACKEND) typedef uint64_t ram_addr_t; diff --git a/system/memory-internal.h b/system/memory-internal.h index 085e81a9fe4..ed5d75de24b 100644 --- a/system/memory-internal.h +++ b/system/memory-internal.h @@ -41,9 +41,6 @@ void mtree_print_dispatch(struct AddressSpaceDispatch *d, /* returns true if end is big endian. */ static inline bool devend_big_endian(enum device_endian end) { - QEMU_BUILD_BUG_ON(DEVICE_HOST_ENDIAN != DEVICE_LITTLE_ENDIAN && - DEVICE_HOST_ENDIAN != DEVICE_BIG_ENDIAN); - if (end == DEVICE_NATIVE_ENDIAN) { return target_words_bigendian(); } diff --git a/system/memory.c b/system/memory.c index 7e2f16f4e95..b398f656c2f 100644 --- a/system/memory.c +++ b/system/memory.c @@ -1382,7 +1382,7 @@ static void memory_region_ram_device_write(void *opaque, hwaddr addr, static const MemoryRegionOps ram_device_mem_ops = { .read = memory_region_ram_device_read, .write = memory_region_ram_device_write, - .endianness = DEVICE_HOST_ENDIAN, + .endianness = HOST_BIG_ENDIAN ? DEVICE_BIG_ENDIAN : DEVICE_LITTLE_ENDIAN, .valid = { .min_access_size = 1, .max_access_size = 8,