summaryrefslogtreecommitdiff
path: root/include/asm-cris/arch-v10/ide.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/asm-cris/arch-v10/ide.h')
-rw-r--r--include/asm-cris/arch-v10/ide.h91
1 files changed, 0 insertions, 91 deletions
diff --git a/include/asm-cris/arch-v10/ide.h b/include/asm-cris/arch-v10/ide.h
deleted file mode 100644
index 5366e6239328..000000000000
--- a/include/asm-cris/arch-v10/ide.h
+++ /dev/null
@@ -1,91 +0,0 @@
-/*
- * linux/include/asm-cris/ide.h
- *
- * Copyright (C) 2000, 2001, 2002 Axis Communications AB
- *
- * Authors: Bjorn Wesen
- *
- */
-
-/*
- * This file contains the ETRAX 100LX specific IDE code.
- */
-
-#ifndef __ASMCRIS_IDE_H
-#define __ASMCRIS_IDE_H
-
-#ifdef __KERNEL__
-
-#include <asm/arch/svinto.h>
-#include <asm/io.h>
-#include <asm-generic/ide_iops.h>
-
-
-/* ETRAX 100 can support 4 IDE busses on the same pins (serialized) */
-
-#define MAX_HWIFS 4
-
-static inline int ide_default_irq(unsigned long base)
-{
- /* all IDE busses share the same IRQ, number 4.
- * this has the side-effect that ide-probe.c will cluster our 4 interfaces
- * together in a hwgroup, and will serialize accesses. this is good, because
- * we can't access more than one interface at the same time on ETRAX100.
- */
- return 4;
-}
-
-static inline unsigned long ide_default_io_base(int index)
-{
- /* we have no real I/O base address per interface, since all go through the
- * same register. but in a bitfield in that register, we have the i/f number.
- * so we can use the io_base to remember that bitfield.
- */
- static const unsigned long io_bases[MAX_HWIFS] = {
- IO_FIELD(R_ATA_CTRL_DATA, sel, 0),
- IO_FIELD(R_ATA_CTRL_DATA, sel, 1),
- IO_FIELD(R_ATA_CTRL_DATA, sel, 2),
- IO_FIELD(R_ATA_CTRL_DATA, sel, 3)
- };
- return io_bases[index];
-}
-
-/* this is called once for each interface, to setup the port addresses. data_port is the result
- * of the ide_default_io_base call above. ctrl_port will be 0, but that is don't care for us.
- */
-
-static inline void ide_init_hwif_ports(hw_regs_t *hw, unsigned long data_port, unsigned long ctrl_port, int *irq)
-{
- int i;
-
- /* fill in ports for ATA addresses 0 to 7 */
- for (i = 0; i <= 7; i++) {
- hw->io_ports_array[i] = data_port |
- IO_FIELD(R_ATA_CTRL_DATA, addr, i) |
- IO_STATE(R_ATA_CTRL_DATA, cs0, active);
- }
-
- /* the IDE control register is at ATA address 6, with CS1 active instead of CS0 */
- hw->io_ports.ctl_addr = data_port |
- IO_FIELD(R_ATA_CTRL_DATA, addr, 6) |
- IO_STATE(R_ATA_CTRL_DATA, cs1, active);
-
- /* whats this for ? */
- hw->io_ports.irq_addr = 0;
-}
-
-static inline void ide_init_default_hwifs(void)
-{
- hw_regs_t hw;
- int index;
-
- for(index = 0; index < MAX_HWIFS; index++) {
- ide_init_hwif_ports(&hw, ide_default_io_base(index), 0, NULL);
- hw.irq = ide_default_irq(ide_default_io_base(index));
- ide_register_hw(&hw, NULL);
- }
-}
-
-#endif /* __KERNEL__ */
-
-#endif /* __ASMCRIS_IDE_H */