Contributors: 1
| Author |
Tokens |
Token Proportion |
Commits |
Commit Proportion |
| Guo Ren |
231 |
100.00% |
1 |
100.00% |
| Total |
231 |
|
1 |
|
/* SPDX-License-Identifier: GPL-2.0 */
// Copyright (C) 2018 Hangzhou C-SKY Microsystems co.,ltd.
#ifndef __ASM_CSKY_CKMMUV1_H
#define __ASM_CSKY_CKMMUV1_H
#include <abi/reg_ops.h>
static inline int read_mmu_index(void)
{
return cprcr("cpcr0");
}
static inline void write_mmu_index(int value)
{
cpwcr("cpcr0", value);
}
static inline int read_mmu_entrylo0(void)
{
return cprcr("cpcr2") << 6;
}
static inline int read_mmu_entrylo1(void)
{
return cprcr("cpcr3") << 6;
}
static inline void write_mmu_pagemask(int value)
{
cpwcr("cpcr6", value);
}
static inline int read_mmu_entryhi(void)
{
return cprcr("cpcr4");
}
static inline void write_mmu_entryhi(int value)
{
cpwcr("cpcr4", value);
}
/*
* TLB operations.
*/
static inline void tlb_probe(void)
{
cpwcr("cpcr8", 0x80000000);
}
static inline void tlb_read(void)
{
cpwcr("cpcr8", 0x40000000);
}
static inline void tlb_invalid_all(void)
{
cpwcr("cpcr8", 0x04000000);
}
static inline void tlb_invalid_indexed(void)
{
cpwcr("cpcr8", 0x02000000);
}
static inline void setup_pgd(unsigned long pgd, bool kernel)
{
cpwcr("cpcr29", pgd);
}
static inline unsigned long get_pgd(void)
{
return cprcr("cpcr29");
}
#endif /* __ASM_CSKY_CKMMUV1_H */