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diff -Nru linux-2.6.18/drivers/ide/Kconfig linux-2.6.18-magicbox2-cf-ide/drivers/ide/Kconfig
--- linux-2.6.18/drivers/ide/Kconfig 2006-09-20 05:42:06.000000000 +0200
+++ linux-2.6.18-magicbox2-cf-ide/drivers/ide/Kconfig 2006-12-28 19:33:33.000000000 +0100
@@ -926,6 +926,24 @@
If unsure, say N.
+config BLK_DEV_MAGICBOX_IDE
+ bool "MagicBox 2.0 CF IDE support"
+ depends on 4xx && IDE=y && BLK_DEV_IDE=y
+ help
+ This option provides support for IDE on MagicBox 2.0 boards.
+
+ If unsure, say N.
+
+config BLK_DEV_MAGICBOX_PROTOTYPE
+ bool "Compile driver for prototype boards"
+ depends on BLK_DEV_MAGICBOX_IDE
+ help
+ Compile driver for first revision of MagicBox 2.0 boards
+ (wiring changes).
+
+ If unsure, say N.
+
+
choice
prompt "Type of MPC8xx IDE interface"
depends on BLK_DEV_MPC8xx_IDE
diff -Nru linux-2.6.18/drivers/ide/Makefile linux-2.6.18-magicbox2-cf-ide/drivers/ide/Makefile
--- linux-2.6.18/drivers/ide/Makefile 2006-09-20 05:42:06.000000000 +0200
+++ linux-2.6.18-magicbox2-cf-ide/drivers/ide/Makefile 2006-12-28 19:27:00.000000000 +0100
@@ -36,6 +36,7 @@
# built-in only drivers from ppc/
ide-core-$(CONFIG_BLK_DEV_MPC8xx_IDE) += ppc/mpc8xx.o
ide-core-$(CONFIG_BLK_DEV_IDE_PMAC) += ppc/pmac.o
+ide-core-$(CONFIG_BLK_DEV_MAGICBOX_IDE) += ppc/magicbox_ide.o
# built-in only drivers from h8300/
ide-core-$(CONFIG_H8300) += h8300/ide-h8300.o
diff -Nru linux-2.6.18/drivers/ide/ide.c linux-2.6.18-magicbox2-cf-ide/drivers/ide/ide.c
--- linux-2.6.18/drivers/ide/ide.c 2006-09-20 05:42:06.000000000 +0200
+++ linux-2.6.18-magicbox2-cf-ide/drivers/ide/ide.c 2006-12-28 19:27:00.000000000 +0100
@@ -1836,6 +1836,13 @@
#ifdef CONFIG_H8300
h8300_ide_init();
#endif
+#ifdef CONFIG_BLK_DEV_MAGICBOX_IDE
+ {
+ extern void ide_magicbox_init();
+ ide_magicbox_init();
+ }
+#endif
+
}
void ide_register_subdriver(ide_drive_t *drive, ide_driver_t *driver)
diff -Nru linux-2.6.18/drivers/ide/ppc/magicbox_ide.c linux-2.6.18-magicbox2-cf-ide/drivers/ide/ppc/magicbox_ide.c
--- linux-2.6.18/drivers/ide/ppc/magicbox_ide.c 1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.18-magicbox2-cf-ide/drivers/ide/ppc/magicbox_ide.c 2006-12-30 21:00:18.000000000 +0100
@@ -0,0 +1,161 @@
+/* Driver for MagicBox 2.0 onboard CompactFlash adapter.
+ * Written by Wojtek Kaniewski <wojtekka@toxygen.net>
+ *
+ * GNU General Public License.
+ */
+
+#include <linux/types.h>
+#include <linux/mm.h>
+#include <linux/interrupt.h>
+#include <linux/blkdev.h>
+#include <linux/hdreg.h>
+#include <linux/ide.h>
+#include <linux/delay.h>
+
+
+#define UIC0_PR 0xc4
+#define UIC0_TR 0xc5
+#define IRQ 25
+
+static int ide_offsets[IDE_NR_PORTS] = {0, 2, 4, 6, 8, 10, 12, 14, -1, -1};
+
+static u8 magicbox_ide_inb (unsigned long port)
+{
+ return (u8) (readw((void __iomem *) port) >> 8) & 255;
+}
+
+static u16 magicbox_ide_inw (unsigned long port)
+{
+ return (u16) readw((void __iomem *) port);
+}
+
+static void magicbox_ide_insw (unsigned long port, void *addr, u32 count)
+{
+ u16 *ptr;
+
+ for (ptr = addr; count--; ptr++)
+ *ptr = readw((void __iomem *) port);
+}
+
+static u32 magicbox_ide_inl (unsigned long port)
+{
+ return (u32) readl((void __iomem *) port);
+}
+
+static void magicbox_ide_insl (unsigned long port, void *addr, u32 count)
+{
+ u32 *ptr;
+
+ for (ptr = addr; count--; ptr++)
+ *ptr = readl((void __iomem *) port);
+}
+
+static void magicbox_ide_outb (u8 value, unsigned long port)
+{
+ writew(value << 8, (void __iomem *) port);
+}
+
+static void magicbox_ide_outbsync (ide_drive_t *drive, u8 value, unsigned long port)
+{
+ writew(value << 8, (void __iomem *) port);
+}
+
+static void magicbox_ide_outw (u16 value, unsigned long port)
+{
+ writew(value, (void __iomem *) port);
+}
+
+static void magicbox_ide_outsw (unsigned long port, void *addr, u32 count)
+{
+ u16 *ptr;
+
+ for (ptr = addr; count--; ptr++)
+ writew(*ptr, (void __iomem *) port);
+}
+
+static void magicbox_ide_outl (u32 value, unsigned long port)
+{
+ writel(value, (void __iomem *) port);
+}
+
+static void magicbox_ide_outsl (unsigned long port, void *addr, u32 count)
+{
+ u32 *ptr;
+
+ for (ptr = addr; count--; ptr++)
+ writel(*ptr, (void __iomem *) port);
+}
+
+
+static void __init ide_magicbox_register(unsigned long addr,
+ unsigned long caddr, int irq)
+{
+ hw_regs_t hw;
+ ide_hwif_t *hwif;
+
+ memset(&hw, 0, sizeof(hw));
+ ide_setup_ports(&hw, addr, ide_offsets, caddr + 12, 0, NULL,irq);
+
+ if (ide_register_hw(&hw, &hwif) != -1)
+ {
+ printk(KERN_NOTICE "magicbox-ide: Registered IDE-CF driver\n");
+ hwif->mmio = 2;
+ hwif->drives[0].unmask = 1;
+ hwif->OUTB = magicbox_ide_outb;
+ hwif->OUTBSYNC = magicbox_ide_outbsync;
+ hwif->OUTW = magicbox_ide_outw;
+ hwif->OUTL = magicbox_ide_outl;
+ hwif->OUTSW = magicbox_ide_outsw;
+ hwif->OUTSL = magicbox_ide_outsl;
+ hwif->INB = magicbox_ide_inb;
+ hwif->INW = magicbox_ide_inw;
+ hwif->INL = magicbox_ide_inl;
+ hwif->INSW = magicbox_ide_insw;
+ hwif->INSL = magicbox_ide_insl;
+ }
+}
+
+void __init ide_magicbox_init(void)
+{
+ volatile u16 *addr;
+ volatile u16 *caddr;
+
+ /* Turn on PerWE instead of PCIsomething */
+ mtdcr(DCRN_CPC0_PCI_BASE, mfdcr(DCRN_CPC0_PCI_BASE) | (0x80000000L >> 27));
+
+#ifdef CONFIG_BLK_DEV_MAGICBOX_PROTOTYPE
+ /* PerCS2 (CF's CS0): base 0xff100000, 16-bit, rw */
+ mtdcr(DCRN_EBC_BASE, 2);
+ mtdcr(DCRN_EBC_BASE + 1, 0xff11a000);
+ mtdcr(DCRN_EBC_BASE, 0x12);
+ mtdcr(DCRN_EBC_BASE + 1, 0x080bd800);
+
+ /* PerCS1 (CF's CS1): base 0xff200000, 16-bit, rw */
+ mtdcr(DCRN_EBC_BASE, 1);
+ mtdcr(DCRN_EBC_BASE + 1, 0xff21a000);
+ mtdcr(DCRN_EBC_BASE, 0x11);
+ mtdcr(DCRN_EBC_BASE + 1, 0x080bd800);
+#else
+ /* PerCS1 (CF's CS0): base 0xff100000, 16-bit, rw */
+ mtdcr(DCRN_EBC_BASE, 1);
+ mtdcr(DCRN_EBC_BASE + 1, 0xff11a000);
+ mtdcr(DCRN_EBC_BASE, 0x11);
+ mtdcr(DCRN_EBC_BASE + 1, 0x080bd800);
+
+ /* PerCS2 (CF's CS1): base 0xff200000, 16-bit, rw */
+ mtdcr(DCRN_EBC_BASE, 2);
+ mtdcr(DCRN_EBC_BASE + 1, 0xff21a000);
+ mtdcr(DCRN_EBC_BASE, 0x12);
+ mtdcr(DCRN_EBC_BASE + 1, 0x080bd800);
+#endif
+
+ /* Remap physical address space */
+ addr = ioremap_nocache(0xff100000, 4096);
+ caddr = ioremap_nocache(0xff200000, 4096);
+
+ /* Set interrupt to low-to-high-edge-triggered */
+ mtdcr(UIC0_TR, mfdcr(UIC0_TR) & ~(0x80000000L >> IRQ));
+ mtdcr(UIC0_PR, mfdcr(UIC0_PR) | (0x80000000L >> IRQ));
+
+ ide_magicbox_register((unsigned long)addr, (unsigned long)caddr, IRQ);
+}
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