53 lines
1.1 KiB
C
53 lines
1.1 KiB
C
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#ifndef _E2K_PARAVIRT_VGA_H_
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#define _E2K_PARAVIRT_VGA_H_
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#include <linux/types.h>
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#include <asm/paravirt/pv_ops.h>
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#include <asm/kvm/guest/vga.h>
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/*
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* VGA screen support
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* VGA Video Memory emulated as part of common guest VCPUs virtual memory
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*/
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static inline void pv_scr_writew(u16 val, volatile u16 *addr)
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{
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pv_io_ops.scr_writew(val, addr);
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}
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static inline u16 pv_scr_readw(volatile const u16 *addr)
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{
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return pv_io_ops.scr_readw(addr);
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}
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static inline void pv_vga_writeb(u8 val, volatile u8 *addr)
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{
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pv_io_ops.vga_writeb(val, addr);
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}
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static inline u8 pv_vga_readb(volatile const u8 *addr)
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{
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return pv_io_ops.vga_readb(addr);
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}
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#ifdef CONFIG_PARAVIRT_GUEST
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static inline void scr_writew(u16 val, volatile u16 *addr)
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{
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pv_scr_writew(val, addr);
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}
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static inline u16 scr_readw(volatile const u16 *addr)
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{
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return pv_scr_readw(addr);
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}
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static inline void vga_writeb(u8 val, volatile u8 *addr)
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{
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pv_vga_writeb(val, addr);
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}
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static inline u8 vga_readb(volatile const u8 *addr)
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{
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return pv_vga_readb(addr);
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}
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#endif /* CONFIG_PARAVIRT_GUEST */
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#endif /* _E2K_PARAVIRT_VGA_H_ */
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