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/* SPDX-License-Identifier: GPL-2.0-or-later */
#ifndef _ASM_POWERPC_INST_H
#define _ASM_POWERPC_INST_H
/*
* Instruction data type for POWER
*/
struct ppc_inst {
u32 val;
} __packed;
#define ppc_inst(x) ((struct ppc_inst){ .val = x })
static inline u32 ppc_inst_val(struct ppc_inst x)
{
return x.val;
}
static inline int ppc_inst_len(struct ppc_inst x)
{
return sizeof(struct ppc_inst);
}
static inline int ppc_inst_primary_opcode(struct ppc_inst x)
{
return ppc_inst_val(x) >> 26;
}
static inline struct ppc_inst ppc_inst_swab(struct ppc_inst x)
{
return ppc_inst(swab32(ppc_inst_val(x)));
}
static inline struct ppc_inst ppc_inst_read(const struct ppc_inst *ptr)
{
return *ptr;
}
static inline bool ppc_inst_equal(struct ppc_inst x, struct ppc_inst y)
{
return ppc_inst_val(x) == ppc_inst_val(y);
}
int probe_user_read_inst(struct ppc_inst *inst,
struct ppc_inst __user *nip);
int probe_kernel_read_inst(struct ppc_inst *inst,
struct ppc_inst *src);
#endif /* _ASM_POWERPC_INST_H */
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