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authorStephen Rothwell <sfr@canb.auug.org.au>2005-11-08 12:20:34 +1100
committerPaul Mackerras <paulus@samba.org>2005-11-08 12:20:34 +1100
commitb354cab0763080df3735dcd0c64a545f266cc9e2 (patch)
tree4fa1fd9cf5053a0f4cc5f49ba66126ef23e182e7 /include/asm-powerpc/ide.h
parent515729ece1e515546e9f49713b012cfbc41747ed (diff)
downloadop-kernel-dev-b354cab0763080df3735dcd0c64a545f266cc9e2.zip
op-kernel-dev-b354cab0763080df3735dcd0c64a545f266cc9e2.tar.gz
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>
Diffstat (limited to 'include/asm-powerpc/ide.h')
-rw-r--r--include/asm-powerpc/ide.h83
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 0000000..da5f640
--- /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 */
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