powerpc: merge ide.h

This is very simple with it being almost all ppc32 with just a couple
of common defines.

Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Paul Mackerras <paulus@samba.org>

1 files changed, 83 insertions, 0 deletions

diff --git a/include/asm-powerpc/ide.h b/include/asm-powerpc/ide.h
new file mode 100644
index 000000000000..da5f640480cf
--- /dev/null
+++ b/include/asm-powerpc/ide.h
@@ -0,0 +1,83 @@
+/*
+ *  Copyright (C) 1994-1996 Linus Torvalds & authors
+ *
+ *  This file contains the powerpc architecture specific IDE code.
+ */
+#ifndef _ASM_POWERPC_IDE_H
+#define _ASM_POWERPC_IDE_H
+
+#ifdef __KERNEL__
+
+#ifndef __powerpc64__
+#include <linux/sched.h>
+#include <asm/mpc8xx.h>
+#endif
+
+#ifndef MAX_HWIFS
+#ifdef __powerpc64__
+#define MAX_HWIFS       10
+#else
+#define MAX_HWIFS       8
+#endif
+#endif
+
+#ifndef  __powerpc64__
+#include <linux/config.h>
+#include <linux/hdreg.h>
+#include <linux/ioport.h>
+#include <asm/io.h>
+
+extern void __ide_mm_insw(void __iomem *port, void *addr, u32 count);
+extern void __ide_mm_outsw(void __iomem *port, void *addr, u32 count);
+extern void __ide_mm_insl(void __iomem *port, void *addr, u32 count);
+extern void __ide_mm_outsl(void __iomem *port, void *addr, u32 count);
+
+struct ide_machdep_calls {
+        int         (*default_irq)(unsigned long base);
+        unsigned long (*default_io_base)(int index);
+        void        (*ide_init_hwif)(hw_regs_t *hw,
+                                     unsigned long data_port,
+                                     unsigned long ctrl_port,
+                                     int *irq);
+};
+
+extern struct ide_machdep_calls ppc_ide_md;
+
+#undef  SUPPORT_SLOW_DATA_PORTS
+#define SUPPORT_SLOW_DATA_PORTS 0
+
+#define IDE_ARCH_OBSOLETE_DEFAULTS
+
+static __inline__ int ide_default_irq(unsigned long base)
+{
+        if (ppc_ide_md.default_irq)
+                return ppc_ide_md.default_irq(base);
+        return 0;
+}
+
+static __inline__ unsigned long ide_default_io_base(int index)
+{
+        if (ppc_ide_md.default_io_base)
+                return ppc_ide_md.default_io_base(index);
+        return 0;
+}
+
+#ifdef CONFIG_PCI
+#define ide_init_default_irq(base)      (0)
+#else
+#define ide_init_default_irq(base)      ide_default_irq(base)
+#endif
+
+#if (defined CONFIG_APUS || defined CONFIG_BLK_DEV_MPC8xx_IDE )
+#define IDE_ARCH_ACK_INTR  1
+#define ide_ack_intr(hwif) (hwif->hw.ack_intr ? hwif->hw.ack_intr(hwif) : 1)
+#endif
+
+#endif /* __powerpc64__ */
+
+#define IDE_ARCH_OBSOLETE_INIT
+#define ide_default_io_ctl(base)        ((base) + 0x206) /* obsolete */
+
+#endif /* __KERNEL__ */
+
+#endif /* _ASM_POWERPC_IDE_H */