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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
commit | 2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch) | |
tree | 848558de17fb3008cdf4d861b01ac7781903ce39 /arch/m68k/include/asm/vga.h | |
parent | Initial commit. (diff) | |
download | linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip |
Adding upstream version 6.1.76.upstream/6.1.76
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | arch/m68k/include/asm/vga.h | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/arch/m68k/include/asm/vga.h b/arch/m68k/include/asm/vga.h new file mode 100644 index 000000000..4742e6bc3 --- /dev/null +++ b/arch/m68k/include/asm/vga.h @@ -0,0 +1,37 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef _ASM_M68K_VGA_H +#define _ASM_M68K_VGA_H + +/* + * Some ColdFire platforms do in fact have a PCI bus. So for those we want + * to use the real IO access functions, don't fake them out or redirect them + * for that case. + */ +#ifndef CONFIG_PCI + +#include <asm/raw_io.h> +#include <asm/kmap.h> + +/* + * FIXME + * Ugh, we don't have PCI space, so map readb() and friends to use raw I/O + * accessors, which are identical to the z_*() Zorro bus accessors. + * This should make cirrusfb work again on Amiga + */ +#undef inb_p +#undef inw_p +#undef outb_p +#undef outw +#undef readb +#undef writeb +#undef writew +#define inb_p(port) 0 +#define inw_p(port) 0 +#define outb_p(port, val) do { } while (0) +#define outw(port, val) do { } while (0) +#define readb raw_inb +#define writeb raw_outb +#define writew raw_outw + +#endif /* CONFIG_PCI */ +#endif /* _ASM_M68K_VGA_H */ |