hmz007
36ed224bac
Signed-off-by: hmz007 <hmz007@gmail.com> Change-Id: Ib87fdbe7a0be7dc961af3500fe9ea4589a127f9f
45 lines
1.1 KiB
C
45 lines
1.1 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
|
|
#ifndef _ASM_POWERPC_SET_MEMORY_H
|
|
#define _ASM_POWERPC_SET_MEMORY_H
|
|
|
|
#define SET_MEMORY_RO 0
|
|
#define SET_MEMORY_RW 1
|
|
#define SET_MEMORY_NX 2
|
|
#define SET_MEMORY_X 3
|
|
#define SET_MEMORY_NP 4 /* Set memory non present */
|
|
#define SET_MEMORY_P 5 /* Set memory present */
|
|
|
|
int change_memory_attr(unsigned long addr, int numpages, long action);
|
|
|
|
static inline int set_memory_ro(unsigned long addr, int numpages)
|
|
{
|
|
return change_memory_attr(addr, numpages, SET_MEMORY_RO);
|
|
}
|
|
|
|
static inline int set_memory_rw(unsigned long addr, int numpages)
|
|
{
|
|
return change_memory_attr(addr, numpages, SET_MEMORY_RW);
|
|
}
|
|
|
|
static inline int set_memory_nx(unsigned long addr, int numpages)
|
|
{
|
|
return change_memory_attr(addr, numpages, SET_MEMORY_NX);
|
|
}
|
|
|
|
static inline int set_memory_x(unsigned long addr, int numpages)
|
|
{
|
|
return change_memory_attr(addr, numpages, SET_MEMORY_X);
|
|
}
|
|
|
|
static inline int set_memory_np(unsigned long addr, int numpages)
|
|
{
|
|
return change_memory_attr(addr, numpages, SET_MEMORY_NP);
|
|
}
|
|
|
|
static inline int set_memory_p(unsigned long addr, int numpages)
|
|
{
|
|
return change_memory_attr(addr, numpages, SET_MEMORY_P);
|
|
}
|
|
|
|
#endif
|