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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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6843d8aa5b
The argument is never used. Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Greg Ungerer <gerg@linux-m68k.org>
37 lines
935 B
C
37 lines
935 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* arch/h8300/asm/include/flat.h -- uClinux flat-format executables
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*/
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#ifndef __H8300_FLAT_H__
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#define __H8300_FLAT_H__
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#include <asm/unaligned.h>
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/*
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* on the H8 a couple of the relocations have an instruction in the
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* top byte. As there can only be 24bits of address space, we just
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* always preserve that 8bits at the top, when it isn't an instruction
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* is is 0 (davidm@snapgear.com)
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*/
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#define flat_get_relocate_addr(rel) (rel & ~0x00000001)
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static inline int flat_get_addr_from_rp(u32 __user *rp, u32 relval, u32 flags,
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u32 *addr)
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{
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u32 val = get_unaligned((__force u32 *)rp);
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if (!(flags & FLAT_FLAG_GOTPIC))
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val &= 0x00ffffff;
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*addr = val;
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return 0;
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}
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static inline int flat_put_addr_at_rp(u32 __user *rp, u32 addr, u32 rel)
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{
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u32 *p = (__force u32 *)rp;
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put_unaligned((addr & 0x00ffffff) | (*(char *)p << 24), p);
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return 0;
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}
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#endif /* __H8300_FLAT_H__ */
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