From 76cb841cb886eef6b3bee341a2266c76578724ad Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Mon, 6 May 2024 03:02:30 +0200 Subject: Adding upstream version 4.19.249. Signed-off-by: Daniel Baumann --- arch/x86/include/asm/page_32.h | 49 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 49 insertions(+) create mode 100644 arch/x86/include/asm/page_32.h (limited to 'arch/x86/include/asm/page_32.h') diff --git a/arch/x86/include/asm/page_32.h b/arch/x86/include/asm/page_32.h new file mode 100644 index 000000000..94dbd51df --- /dev/null +++ b/arch/x86/include/asm/page_32.h @@ -0,0 +1,49 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef _ASM_X86_PAGE_32_H +#define _ASM_X86_PAGE_32_H + +#include + +#ifndef __ASSEMBLY__ + +#define __phys_addr_nodebug(x) ((x) - PAGE_OFFSET) +#ifdef CONFIG_DEBUG_VIRTUAL +extern unsigned long __phys_addr(unsigned long); +#else +#define __phys_addr(x) __phys_addr_nodebug(x) +#endif +#define __phys_addr_symbol(x) __phys_addr(x) +#define __phys_reloc_hide(x) RELOC_HIDE((x), 0) + +#ifdef CONFIG_FLATMEM +#define pfn_valid(pfn) ((pfn) < max_mapnr) +#endif /* CONFIG_FLATMEM */ + +#ifdef CONFIG_X86_USE_3DNOW +#include + +static inline void clear_page(void *page) +{ + mmx_clear_page(page); +} + +static inline void copy_page(void *to, void *from) +{ + mmx_copy_page(to, from); +} +#else /* !CONFIG_X86_USE_3DNOW */ +#include + +static inline void clear_page(void *page) +{ + memset(page, 0, PAGE_SIZE); +} + +static inline void copy_page(void *to, void *from) +{ + memcpy(to, from, PAGE_SIZE); +} +#endif /* CONFIG_X86_3DNOW */ +#endif /* !__ASSEMBLY__ */ + +#endif /* _ASM_X86_PAGE_32_H */ -- cgit v1.2.3