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system/memory: Remove DEVICE_HOST_ENDIAN definition

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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 <philmd@linaro.org>
Reviewed-by: David Hildenbrand <david@redhat.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20250423111625.10424-1-philmd@linaro.org>
This commit is contained in:
Philippe Mathieu-Daudé 2025-04-23 13:11:31 +02:00
parent 16704598bf
commit 8af0e52b28
3 changed files with 1 additions and 10 deletions
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6
include/exec/cpu-common.h
View file

@ -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;

3
system/memory-internal.h
View file

@ -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_big_endian();
}

2
system/memory.c
View file

@ -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,