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lx_emul: add ioremap_cache/_wc to shadow/asm/io.h

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used by intel_fb for write combined allocation

Issue #4450
This commit is contained in:
Alexander Boettcher 2022-03-15 08:29:59 +01:00 committed by Christian Helmuth
parent 8dbcda9943
commit 6f64917e8f
1 changed files with 8 additions and 0 deletions
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8
repos/dde_linux/src/include/spec/x86/lx_emul/shadow/asm/io.h
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@ -7,9 +7,13 @@
#ifndef _ASM_X86_IO_H #ifndef _ASM_X86_IO_H
#define _ASM_X86_IO_H #define _ASM_X86_IO_H
#define ARCH_HAS_IOREMAP_WC
#define ARCH_HAS_IOREMAP_WT
#include <linux/string.h> #include <linux/string.h>
#include <linux/compiler.h> #include <linux/compiler.h>
#include <asm/page.h> #include <asm/page.h>
#include <asm/early_ioremap.h>
#include <asm/pgtable_types.h> #include <asm/pgtable_types.h>
#include <lx_emul/io_port.h> #include <lx_emul/io_port.h>
@ -19,6 +23,7 @@
#endif #endif
void __iomem *ioremap(resource_size_t offset, unsigned long size); void __iomem *ioremap(resource_size_t offset, unsigned long size);
void __iomem *ioremap_cache(resource_size_t offset, unsigned long size);
void iounmap(volatile void __iomem *addr); void iounmap(volatile void __iomem *addr);
#define inb lx_emul_io_port_inb #define inb lx_emul_io_port_inb
@ -29,6 +34,9 @@ void iounmap(volatile void __iomem *addr);
#define outw lx_emul_io_port_outw #define outw lx_emul_io_port_outw
#define outl lx_emul_io_port_outl #define outl lx_emul_io_port_outl
void __iomem *ioremap_wc(resource_size_t offset, unsigned long size);
#define ioremap_wc ioremap_wc
#include <asm-generic/io.h> #include <asm-generic/io.h>
#endif /* _ASM_X86_IO_H */ #endif /* _ASM_X86_IO_H */