mirror of
https://github.com/xemu-project/xemu.git
synced 2024-12-29 07:44:03 +00:00
3637cf58f9
These only depend on the host and therefore belong in the common osdep, not in a target-dependent object. While at it, query the host during an init constructor, which guarantees the page size will be well-defined throughout the execution of the program. Suggested-by: Richard Henderson <rth@twiddle.net> Reviewed-by: Richard Henderson <rth@twiddle.net> Signed-off-by: Emilio G. Cota <cota@braap.org> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
19 lines
499 B
C
19 lines
499 B
C
/*
|
|
* pagesize.c - query the host about its page size
|
|
*
|
|
* Copyright (C) 2017, Emilio G. Cota <cota@braap.org>
|
|
* License: GNU GPL, version 2 or later.
|
|
* See the COPYING file in the top-level directory.
|
|
*/
|
|
|
|
#include "qemu/osdep.h"
|
|
|
|
uintptr_t qemu_real_host_page_size;
|
|
intptr_t qemu_real_host_page_mask;
|
|
|
|
static void __attribute__((constructor)) init_real_host_page_size(void)
|
|
{
|
|
qemu_real_host_page_size = getpagesize();
|
|
qemu_real_host_page_mask = -(intptr_t)qemu_real_host_page_size;
|
|
}
|