mirror of
https://github.com/genodelabs/genode.git
synced 2024-12-21 14:37:50 +00:00
25 lines
611 B
C
25 lines
611 B
C
|
/*
|
||
|
|
* \brief Implementation for seL4_GetIPCBuffer on x86_64
|
||
|
|
* \author Alexander Boettcher
|
||
|
|
* \date 2023-05-23
|
||
|
|
*/
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Copyright (C) 2023 Genode Labs GmbH
|
||
|
|
*
|
||
|
|
* This file is part of the Genode OS framework, which is distributed
|
||
|
|
* under the terms of the GNU Affero General Public License version 3.
|
||
|
|
*/
|
||
|
|
|
||
|
|
#ifndef _INCLUDE__SEL4__FUNCTIONS_X86_64_H_
|
||
|
|
#define _INCLUDE__SEL4__FUNCTIONS_X86_64_H_
|
||
|
|
|
||
|
|
LIBSEL4_INLINE_FUNC seL4_IPCBuffer *seL4_GetIPCBuffer(void)
|
||
|
|
{
|
||
|
|
seL4_IPCBuffer * ptr = nullptr;
|
||
|
|
asm volatile ("movq %%fs:0, %0" : "=r" (ptr) : :);
|
||
|
|
return ptr;
|
||
|
|
}
|
||
|
|
|
||
|
|
#endif /* _INCLUDE__SEL4__FUNCTIONS_X86_64_H_ */
|