patch-2.1.132 linux/include/asm-arm/arch-vnc/ide.h

• Lines: 44
• Date: Thu Dec 17 09:05:43 1998
• Orig file: v2.1.131/linux/include/asm-arm/arch-vnc/ide.h
• Orig date: Tue Jul 21 00:15:32 1998

diff -u --recursive --new-file v2.1.131/linux/include/asm-arm/arch-vnc/ide.h linux/include/asm-arm/arch-vnc/ide.h
@@ -1 +1,42 @@
-/* no ide */
+/*
+ * linux/include/asm-arm/arch-vnc/ide.h
+ *
+ * Copyright (c) 1998 Russell King
+ *
+ * Modifications:
+ *  29-07-1998	RMK	Major re-work of IDE architecture specific code
+ */
+#include <asm/irq.h>
+
+/*
+ * Set up a hw structure for a specified data port, control port and IRQ.
+ * This should follow whatever the default interface uses.
+ */
+static __inline__ void
+ide_init_hwif_ports(hw_regs_t *hw, int data_port, int ctrl_port, int irq)
+{
+	ide_ioreg_t reg = (ide_ioreg_t) data_port;
+	int i;
+
+	memset(hw, 0, sizeof(*hw));
+
+	for (i = IDE_DATA_OFFSET; i <= IDE_STATUS_OFFSET; i++) {
+		hw->io_ports[i] = reg;
+		reg += 1;
+	}
+	hw->io_ports[IDE_CONTROL_OFFSET] = (ide_ioreg_t) ctrl_port;
+	hw->irq = irq;
+}
+
+/*
+ * This registers the standard ports for this architecture with the IDE
+ * driver.
+ */
+static __inline__ void
+ide_init_default_hwifs(void)
+{
+	hw_regs_t hw;
+
+	ide_init_hwif_ports(&hw, 0x1f0, 0x3f6, IRQ_HARDDISK);
+	ide_register_hw(&hw, NULL);
+}