diff options
Diffstat (limited to 'arch/m68k/include/asm/video.h')
| -rw-r--r-- | arch/m68k/include/asm/video.h | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/arch/m68k/include/asm/video.h b/arch/m68k/include/asm/video.h new file mode 100644 index 000000000000..6cf2194c413d --- /dev/null +++ b/arch/m68k/include/asm/video.h @@ -0,0 +1,32 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef _ASM_VIDEO_H_ +#define _ASM_VIDEO_H_ + +#include <asm/page.h> +#include <asm/setup.h> + +static inline pgprot_t pgprot_framebuffer(pgprot_t prot, + unsigned long vm_start, unsigned long vm_end, + unsigned long offset) +{ +#ifdef CONFIG_MMU +#ifdef CONFIG_SUN3 + pgprot_val(prot) |= SUN3_PAGE_NOCACHE; +#else + if (CPU_IS_020_OR_030) + pgprot_val(prot) |= _PAGE_NOCACHE030; + if (CPU_IS_040_OR_060) { + pgprot_val(prot) &= _CACHEMASK040; + /* Use no-cache mode, serialized */ + pgprot_val(prot) |= _PAGE_NOCACHE_S; + } +#endif /* CONFIG_SUN3 */ +#endif /* CONFIG_MMU */ + + return prot; +} +#define pgprot_framebuffer pgprot_framebuffer + +#include <asm-generic/video.h> + +#endif /* _ASM_VIDEO_H_ */ |