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-rw-r--r--arch/m68k/include/asm/ide.h67
1 files changed, 67 insertions, 0 deletions
diff --git a/arch/m68k/include/asm/ide.h b/arch/m68k/include/asm/ide.h
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+++ b/arch/m68k/include/asm/ide.h
@@ -0,0 +1,67 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright (C) 1994-1996 Linus Torvalds & authors
+ */
+
+/* Copyright(c) 1996 Kars de Jong */
+/* Based on the ide driver from 1.2.13pl8 */
+
+/*
+ * Credits (alphabetical):
+ *
+ * - Bjoern Brauel
+ * - Kars de Jong
+ * - Torsten Ebeling
+ * - Dwight Engen
+ * - Thorsten Floeck
+ * - Roman Hodek
+ * - Guenther Kelleter
+ * - Chris Lawrence
+ * - Michael Rausch
+ * - Christian Sauer
+ * - Michael Schmitz
+ * - Jes Soerensen
+ * - Michael Thurm
+ * - Geert Uytterhoeven
+ */
+
+#ifndef _M68K_IDE_H
+#define _M68K_IDE_H
+
+#ifdef __KERNEL__
+#include <asm/setup.h>
+#include <asm/io.h>
+#include <asm/irq.h>
+
+#ifdef CONFIG_MMU
+
+/*
+ * Get rid of defs from io.h - ide has its private and conflicting versions
+ * Since so far no single m68k platform uses ISA/PCI I/O space for IDE, we
+ * always use the `raw' MMIO versions
+ */
+#undef readb
+#undef readw
+#undef writeb
+#undef writew
+
+#define readb in_8
+#define readw in_be16
+#define __ide_mm_insw(port, addr, n) raw_insw((u16 *)port, addr, n)
+#define __ide_mm_insl(port, addr, n) raw_insl((u32 *)port, addr, n)
+#define writeb(val, port) out_8(port, val)
+#define writew(val, port) out_be16(port, val)
+#define __ide_mm_outsw(port, addr, n) raw_outsw((u16 *)port, addr, n)
+#define __ide_mm_outsl(port, addr, n) raw_outsl((u32 *)port, addr, n)
+
+#else
+
+#define __ide_mm_insw(port, addr, n) io_insw((unsigned int)port, addr, n)
+#define __ide_mm_insl(port, addr, n) io_insl((unsigned int)port, addr, n)
+#define __ide_mm_outsw(port, addr, n) io_outsw((unsigned int)port, addr, n)
+#define __ide_mm_outsl(port, addr, n) io_outsl((unsigned int)port, addr, n)
+
+#endif /* CONFIG_MMU */
+
+#endif /* __KERNEL__ */
+#endif /* _M68K_IDE_H */