Merge with /home/wd/git/u-boot/master

1 files changed, 775 insertions, 25 deletions

diff --git a/board/cpc45/pd67290.c b/board/cpc45/pd67290.c
index c84fbae..6ca3e7b 100644
--- a/board/cpc45/pd67290.c
+++ b/board/cpc45/pd67290.c
@@ -1,4 +1,6 @@
-/* pd67290.c - system configuration module for SPD67290
+/*
+ * (C) Copyright 2003-2005
+ * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
  *
  * See file CREDITS for list of people who contributed to this
  * project.
@@ -18,51 +20,799 @@
  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  * MA 02111-1307 USA
  *
- * (C) 2004 DENX Software Engineering, Heiko Schocher <hs@denx.de>
+ ********************************************************************
+ *
+ * Lots of code copied from:
+ *
+ * i82365.c 1.352 - Linux driver for Intel 82365 and compatible
+ * PC Card controllers, and Yenta-compatible PCI-to-CardBus controllers.
+ * (C) 1999 David A. Hinds <dahinds@users.sourceforge.net>
  */
 
 #include <common.h>
-#include <malloc.h>
-#include <net.h>
-#include <asm/io.h>
+
+#ifdef CONFIG_I82365
+
+#include <command.h>
 #include <pci.h>
+#include <pcmcia.h>
+#include <asm/io.h>
 
-/* imports */
-#include <mpc824x.h>
+#include <pcmcia/ss.h>
+#include <pcmcia/i82365.h>
+#include <pcmcia/yenta.h>
+#include <pcmcia/cirrus.h>
 
 static struct pci_device_id supported[] = {
 	{PCI_VENDOR_ID_CIRRUS, PCI_DEVICE_ID_CIRRUS_6729},
-	{}
+	{0, 0}
+};
+
+#define CYCLE_TIME	120
+
+#ifdef DEBUG
+static void i82365_dump_regions (pci_dev_t dev);
+#endif
+
+typedef struct socket_info_t {
+	pci_dev_t	dev;
+	u_short		bcr;
+	u_char		pci_lat, cb_lat, sub_bus, cache;
+	u_int		cb_phys;
+
+	socket_cap_t	cap;
+	u_short		type;
+	u_int		flags;
+	cirrus_state_t	c_state;
+} socket_info_t;
+
+/* These definitions must match the pcic table! */
+typedef enum pcic_id {
+	IS_PD6710, IS_PD672X, IS_VT83C469
+} pcic_id;
+
+typedef struct pcic_t {
+	char *name;
+} pcic_t;
+
+static pcic_t pcic[] = {
+	{" Cirrus PD6710: "},
+	{" Cirrus PD672x: "},
+	{" VIA VT83C469: "},
 };
 
-/***************************************************************************
-*
-* SPD67290Init -
-*
-* RETURNS: -1 on error, 0 if OK
-*/
+static socket_info_t socket;
+static socket_state_t state;
+static struct pccard_mem_map mem;
+static struct pccard_io_map io;
 
-int SPD67290Init (void)
+/*====================================================================*/
+
+/* Some PCI shortcuts */
+
+static int pci_readb (socket_info_t * s, int r, u_char * v)
+{
+	return pci_read_config_byte (s->dev, r, v);
+}
+static int pci_writeb (socket_info_t * s, int r, u_char v)
+{
+	return pci_write_config_byte (s->dev, r, v);
+}
+static int pci_readw (socket_info_t * s, int r, u_short * v)
+{
+	return pci_read_config_word (s->dev, r, v);
+}
+static int pci_writew (socket_info_t * s, int r, u_short v)
 {
-	pci_dev_t devno;
-	int idx = 0;		/* general index */
-	ulong membaseCsr;	/* base address of device memory space */
+	return pci_write_config_word (s->dev, r, v);
+}
 
-	/* find PD67290 device */
-	if ((devno = pci_find_devices (supported, idx++)) < 0) {
-		printf ("No PD67290 device found !!\n");
+/*====================================================================*/
+
+#define cb_readb(s)		readb((s)->cb_phys + 1)
+#define cb_writeb(s, v)		writeb(v, (s)->cb_phys)
+#define cb_writeb2(s, v)	writeb(v, (s)->cb_phys + 1)
+#define cb_readl(s, r)		readl((s)->cb_phys + (r))
+#define cb_writel(s, r, v)	writel(v, (s)->cb_phys + (r))
+
+
+static u_char i365_get (socket_info_t * s, u_short reg)
+{
+	u_char val;
+#ifdef CONFIG_PCMCIA_SLOT_A
+	int slot = 0;
+#else
+	int slot = 1;
+#endif
+
+	val = I365_REG (slot, reg);
+
+	cb_writeb (s, val);
+	val = cb_readb (s);
+
+	debug ("i365_get slot:%x reg: %x val: %x\n", slot, reg, val);
+	return val;
+}
+
+static void i365_set (socket_info_t * s, u_short reg, u_char data)
+{
+#ifdef CONFIG_PCMCIA_SLOT_A
+	int slot = 0;
+#else
+	int slot = 1;
+#endif
+	u_char val;
+
+	val = I365_REG (slot, reg);
+
+	cb_writeb (s, val);
+	cb_writeb2 (s, data);
+
+	debug ("i365_set slot:%x reg: %x data:%x\n", slot, reg, data);
+}
+
+static void i365_bset (socket_info_t * s, u_short reg, u_char mask)
+{
+	i365_set (s, reg, i365_get (s, reg) | mask);
+}
+
+static void i365_bclr (socket_info_t * s, u_short reg, u_char mask)
+{
+	i365_set (s, reg, i365_get (s, reg) & ~mask);
+}
+
+#if 0	/* not used */
+static void i365_bflip (socket_info_t * s, u_short reg, u_char mask, int b)
+{
+	u_char d = i365_get (s, reg);
+
+	i365_set (s, reg, (b) ? (d | mask) : (d & ~mask));
+}
+
+static u_short i365_get_pair (socket_info_t * s, u_short reg)
+{
+	return (i365_get (s, reg) + (i365_get (s, reg + 1) << 8));
+}
+#endif	/* not used */
+
+static void i365_set_pair (socket_info_t * s, u_short reg, u_short data)
+{
+	i365_set (s, reg, data & 0xff);
+	i365_set (s, reg + 1, data >> 8);
+}
+
+/*======================================================================
+
+    Code to save and restore global state information for Cirrus
+    PD67xx controllers, and to set and report global configuration
+    options.
+
+======================================================================*/
+
+#define flip(v,b,f) (v = ((f)<0) ? v : ((f) ? ((v)|(b)) : ((v)&(~b))))
+
+static void cirrus_get_state (socket_info_t * s)
+{
+	int i;
+	cirrus_state_t *p = &s->c_state;
+
+	p->misc1 = i365_get (s, PD67_MISC_CTL_1);
+	p->misc1 &= (PD67_MC1_MEDIA_ENA | PD67_MC1_INPACK_ENA);
+	p->misc2 = i365_get (s, PD67_MISC_CTL_2);
+	for (i = 0; i < 6; i++)
+		p->timer[i] = i365_get (s, PD67_TIME_SETUP (0) + i);
+
+}
+
+static void cirrus_set_state (socket_info_t * s)
+{
+	int i;
+	u_char misc;
+	cirrus_state_t *p = &s->c_state;
+
+	misc = i365_get (s, PD67_MISC_CTL_2);
+	i365_set (s, PD67_MISC_CTL_2, p->misc2);
+	if (misc & PD67_MC2_SUSPEND)
+		udelay (50000);
+	misc = i365_get (s, PD67_MISC_CTL_1);
+	misc &= ~(PD67_MC1_MEDIA_ENA | PD67_MC1_INPACK_ENA);
+	i365_set (s, PD67_MISC_CTL_1, misc | p->misc1);
+	for (i = 0; i < 6; i++)
+		i365_set (s, PD67_TIME_SETUP (0) + i, p->timer[i]);
+}
+
+static u_int cirrus_set_opts (socket_info_t * s)
+{
+	cirrus_state_t *p = &s->c_state;
+	u_int mask = 0xffff;
+#if DEBUG
+	char buf[200];
+
+	memset (buf, 0, 200);
+#endif
+
+	if (has_ring == -1)
+		has_ring = 1;
+	flip (p->misc2, PD67_MC2_IRQ15_RI, has_ring);
+	flip (p->misc2, PD67_MC2_DYNAMIC_MODE, dynamic_mode);
+#if DEBUG
+	if (p->misc2 & PD67_MC2_IRQ15_RI)
+		strcat (buf, " [ring]");
+	if (p->misc2 & PD67_MC2_DYNAMIC_MODE)
+		strcat (buf, " [dyn mode]");
+	if (p->misc1 & PD67_MC1_INPACK_ENA)
+		strcat (buf, " [inpack]");
+#endif
+
+	if (p->misc2 & PD67_MC2_IRQ15_RI)
+		mask &= ~0x8000;
+	if (has_led > 0) {
+#if DEBUG
+		strcat (buf, " [led]");
+#endif
+		mask &= ~0x1000;
+	}
+	if (has_dma > 0) {
+#if DEBUG
+		strcat (buf, " [dma]");
+#endif
+		mask &= ~0x0600;
+		flip (p->misc2, PD67_MC2_FREQ_BYPASS, freq_bypass);
+#if DEBUG
+		if (p->misc2 & PD67_MC2_FREQ_BYPASS)
+			strcat (buf, " [freq bypass]");
+#endif
+	}
+
+	if (setup_time >= 0)
+		p->timer[0] = p->timer[3] = setup_time;
+	if (cmd_time > 0) {
+		p->timer[1] = cmd_time;
+		p->timer[4] = cmd_time * 2 + 4;
+	}
+	if (p->timer[1] == 0) {
+		p->timer[1] = 6;
+		p->timer[4] = 16;
+		if (p->timer[0] == 0)
+			p->timer[0] = p->timer[3] = 1;
+	}
+	if (recov_time >= 0)
+		p->timer[2] = p->timer[5] = recov_time;
+
+	debug ("i82365 Opt: %s [%d/%d/%d] [%d/%d/%d]\n",
+		buf,
+		p->timer[0], p->timer[1], p->timer[2],
+		p->timer[3], p->timer[4], p->timer[5]);
+
+	return mask;
+}
+
+/*======================================================================
+
+    Routines to handle common CardBus options
+
+======================================================================*/
+
+/* Default settings for PCI command configuration register */
+#define CMD_DFLT (PCI_COMMAND_IO|PCI_COMMAND_MEMORY| \
+		  PCI_COMMAND_MASTER|PCI_COMMAND_WAIT)
+
+static void cb_get_state (socket_info_t * s)
+{
+	pci_readb (s, PCI_CACHE_LINE_SIZE, &s->cache);
+	pci_readb (s, PCI_LATENCY_TIMER, &s->pci_lat);
+	pci_readb (s, CB_LATENCY_TIMER, &s->cb_lat);
+	pci_readb (s, CB_CARDBUS_BUS, &s->cap.cardbus);
+	pci_readb (s, CB_SUBORD_BUS, &s->sub_bus);
+	pci_readw (s, CB_BRIDGE_CONTROL, &s->bcr);
+}
+
+static void cb_set_state (socket_info_t * s)
+{
+	pci_writew (s, PCI_COMMAND, CMD_DFLT);
+	pci_writeb (s, PCI_CACHE_LINE_SIZE, s->cache);
+	pci_writeb (s, PCI_LATENCY_TIMER, s->pci_lat);
+	pci_writeb (s, CB_LATENCY_TIMER, s->cb_lat);
+	pci_writeb (s, CB_CARDBUS_BUS, s->cap.cardbus);
+	pci_writeb (s, CB_SUBORD_BUS, s->sub_bus);
+	pci_writew (s, CB_BRIDGE_CONTROL, s->bcr);
+}
+
+static void cb_set_opts (socket_info_t * s)
+{
+}
+
+/*======================================================================
+
+    Power control for Cardbus controllers: used both for 16-bit and
+    Cardbus cards.
+
+======================================================================*/
+
+static int cb_set_power (socket_info_t * s, socket_state_t * state)
+{
+	u_int reg = 0;
+
+	reg = I365_PWR_NORESET;
+	if (state->flags & SS_PWR_AUTO)
+		reg |= I365_PWR_AUTO;
+	if (state->flags & SS_OUTPUT_ENA)
+		reg |= I365_PWR_OUT;
+	if (state->Vpp != 0) {
+		if (state->Vpp == 120) {
+			reg |= I365_VPP1_12V;
+			puts (" 12V card found: ");
+		} else if (state->Vpp == state->Vcc) {
+			reg |= I365_VPP1_5V;
+		} else {
+			puts (" power not found: ");
+			return -1;
+		}
+	}
+	if (state->Vcc != 0) {
+		reg |= I365_VCC_5V;
+		if (state->Vcc == 33) {
+			puts (" 3.3V card found: ");
+			i365_bset (s, PD67_MISC_CTL_1, PD67_MC1_VCC_3V);
+		} else if (state->Vcc == 50) {
+			puts (" 5V card found: ");
+			i365_bclr (s, PD67_MISC_CTL_1, PD67_MC1_VCC_3V);
+		} else {
+			puts (" power not found: ");
+			return -1;
+		}
+	}
+
+	if (reg != i365_get (s, I365_POWER)) {
+		reg = (I365_PWR_OUT | I365_PWR_NORESET | I365_VCC_5V | I365_VPP1_5V);
+		i365_set (s, I365_POWER, reg);
+	}
+
+	return 0;
+}
+
+/*======================================================================
+
+    Generic routines to get and set controller options
+
+======================================================================*/
+
+static void get_bridge_state (socket_info_t * s)
+{
+	cirrus_get_state (s);
+	cb_get_state (s);
+}
+
+static void set_bridge_state (socket_info_t * s)
+{
+	cb_set_state (s);
+	i365_set (s, I365_GBLCTL, 0x00);
+	i365_set (s, I365_GENCTL, 0x00);
+	cirrus_set_state (s);
+}
+
+static void set_bridge_opts (socket_info_t * s)
+{
+	cirrus_set_opts (s);
+	cb_set_opts (s);
+}
+
+/*====================================================================*/
+#define PD67_EXT_INDEX		0x2e	/* Extension index */
+#define PD67_EXT_DATA		0x2f	/* Extension data */
+#define PD67_EXD_VS1(s)		(0x01 << ((s)<<1))
+
+#define pd67_ext_get(s, r) \
+    (i365_set(s, PD67_EXT_INDEX, r), i365_get(s, PD67_EXT_DATA))
+
+static int i365_get_status (socket_info_t * s, u_int * value)
+{
+	u_int status;
+	u_char val;
+	u_char power, vcc, vpp;
+	u_int powerstate;
+
+	status = i365_get (s, I365_IDENT);
+	status = i365_get (s, I365_STATUS);
+	*value = ((status & I365_CS_DETECT) == I365_CS_DETECT) ? SS_DETECT : 0;
+	if (i365_get (s, I365_INTCTL) & I365_PC_IOCARD) {
+		*value |= (status & I365_CS_STSCHG) ? 0 : SS_STSCHG;
+	} else {
+		*value |= (status & I365_CS_BVD1) ? 0 : SS_BATDEAD;
+		*value |= (status & I365_CS_BVD2) ? 0 : SS_BATWARN;
+	}
+	*value |= (status & I365_CS_WRPROT) ? SS_WRPROT : 0;
+	*value |= (status & I365_CS_READY) ? SS_READY : 0;
+	*value |= (status & I365_CS_POWERON) ? SS_POWERON : 0;
+
+	/* Check for Cirrus CL-PD67xx chips */
+	i365_set (s, PD67_CHIP_INFO, 0);
+	val = i365_get (s, PD67_CHIP_INFO);
+	s->type = -1;
+	if ((val & PD67_INFO_CHIP_ID) == PD67_INFO_CHIP_ID) {
+		val = i365_get (s, PD67_CHIP_INFO);
+		if ((val & PD67_INFO_CHIP_ID) == 0) {
+			s->type = (val & PD67_INFO_SLOTS) ? IS_PD672X : IS_PD6710;
+			i365_set (s, PD67_EXT_INDEX, 0xe5);
+			if (i365_get (s, PD67_EXT_INDEX) != 0xe5)
+				s->type = IS_VT83C469;
+		}
+	} else {
+		printf ("no Cirrus Chip found\n");
+		*value = 0;
 		return -1;
 	}
-	/* - 0xfe000000 see MPC 8245 Users Manual Adress Map B */
-	membaseCsr = PCMCIA_IO_BASE - 0xfe000000;
+
+	power = i365_get (s, I365_POWER);
+	state.flags |= (power & I365_PWR_AUTO) ? SS_PWR_AUTO : 0;
+	state.flags |= (power & I365_PWR_OUT) ? SS_OUTPUT_ENA : 0;
+	vcc = power & I365_VCC_MASK;
+	vpp = power & I365_VPP1_MASK;
+	state.Vcc = state.Vpp = 0;
+	if((vcc== 0) || (vpp == 0)) {
+		/*
+		 * On the Cirrus we get the info which card voltage
+		 * we have in EXTERN DATA and write it to MISC_CTL1
+		 */
+		powerstate = pd67_ext_get(s, PD67_EXTERN_DATA);
+		if (powerstate & PD67_EXD_VS1(0)) {
+			/* 5V Card */
+			i365_bclr (s, PD67_MISC_CTL_1, PD67_MC1_VCC_3V);
+		} else {
+			/* 3.3V Card */
+			i365_bset (s, PD67_MISC_CTL_1, PD67_MC1_VCC_3V);
+		}
+		i365_set (s, I365_POWER, (I365_PWR_OUT | I365_PWR_NORESET | I365_VCC_5V | I365_VPP1_5V));
+		power = i365_get (s, I365_POWER);
+	}
+	if (power & I365_VCC_5V) {
+		state.Vcc = (i365_get(s, PD67_MISC_CTL_1) & PD67_MC1_VCC_3V) ? 33 : 50;
+	}
+
+	if (power == I365_VPP1_12V)
+		state.Vpp = 120;
+
+	/* IO card, RESET flags, IO interrupt */
+	power = i365_get (s, I365_INTCTL);
+	state.flags |= (power & I365_PC_RESET) ? 0 : SS_RESET;
+	if (power & I365_PC_IOCARD)
+		state.flags |= SS_IOCARD;
+	state.io_irq = power & I365_IRQ_MASK;
+
+	/* Card status change mask */
+	power = i365_get (s, I365_CSCINT);
+	state.csc_mask = (power & I365_CSC_DETECT) ? SS_DETECT : 0;
+	if (state.flags & SS_IOCARD)
+		state.csc_mask |= (power & I365_CSC_STSCHG) ? SS_STSCHG : 0;
+	else {
+		state.csc_mask |= (power & I365_CSC_BVD1) ? SS_BATDEAD : 0;
+		state.csc_mask |= (power & I365_CSC_BVD2) ? SS_BATWARN : 0;
+		state.csc_mask |= (power & I365_CSC_READY) ? SS_READY : 0;
+	}
+	debug ("i82365: GetStatus(0) = flags %#3.3x, Vcc %d, Vpp %d, "
+		"io_irq %d, csc_mask %#2.2x\n", state.flags,
+		state.Vcc, state.Vpp, state.io_irq, state.csc_mask);
+
+	return 0;
+}	/* i365_get_status */
+
+static int i365_set_socket (socket_info_t * s, socket_state_t * state)
+{
+	u_char reg;
+
+	set_bridge_state (s);
+
+	/* IO card, RESET flag */
+	reg = 0;
+	reg |= (state->flags & SS_RESET) ? 0 : I365_PC_RESET;
+	reg |= (state->flags & SS_IOCARD) ? I365_PC_IOCARD : 0;
+	i365_set (s, I365_INTCTL, reg);
+
+	cb_set_power (s, state);
+
+#if 0
+	/* Card status change interrupt mask */
+	reg = s->cs_irq << 4;
+	if (state->csc_mask & SS_DETECT)
+		reg |= I365_CSC_DETECT;
+	if (state->flags & SS_IOCARD) {
+		if (state->csc_mask & SS_STSCHG)
+			reg |= I365_CSC_STSCHG;
+	} else {
+		if (state->csc_mask & SS_BATDEAD)
+			reg |= I365_CSC_BVD1;
+		if (state->csc_mask & SS_BATWARN)
+			reg |= I365_CSC_BVD2;
+		if (state->csc_mask & SS_READY)
+			reg |= I365_CSC_READY;
+	}
+	i365_set (s, I365_CSCINT, reg);
+	i365_get (s, I365_CSC);
+#endif	/* 0 */
+
+	return 0;
+}	/* i365_set_socket */
+
+/*====================================================================*/
+
+static int i365_set_mem_map (socket_info_t * s, struct pccard_mem_map *mem)
+{
+	u_short base, i;
+	u_char map;
+
+	debug ("i82365: SetMemMap(%d, %#2.2x, %d ns, %#5.5lx-%#5.5lx, %#5.5x)\n",
+		mem->map, mem->flags, mem->speed,
+		mem->sys_start, mem->sys_stop, mem->card_start);
+
+	map = mem->map;
+	if ((map > 4) ||
+	    (mem->card_start > 0x3ffffff) ||
+	    (mem->sys_start > mem->sys_stop) ||
+	    (mem->speed > 1000)) {
+		return -1;
+	}
+
+	/* Turn off the window before changing anything */
+	if (i365_get (s, I365_ADDRWIN) & I365_ENA_MEM (map))
+		i365_bclr (s, I365_ADDRWIN, I365_ENA_MEM (map));
+
+	/* Take care of high byte, for PCI controllers */
+	i365_set (s, CB_MEM_PAGE (map), mem->sys_start >> 24);
+
+	base = I365_MEM (map);
+	i = (mem->sys_start >> 12) & 0x0fff;
+	if (mem->flags & MAP_16BIT)
+		i |= I365_MEM_16BIT;
+	if (mem->flags & MAP_0WS)
+		i |= I365_MEM_0WS;
+	i365_set_pair (s, base + I365_W_START, i);
+
+	i = (mem->sys_stop >> 12) & 0x0fff;
+	switch (mem->speed / CYCLE_TIME) {
+	case 0:
+		break;
+	case 1:
+		i |= I365_MEM_WS0;
+		break;
+	case 2:
+		i |= I365_MEM_WS1;
+		break;
+	default:
+		i |= I365_MEM_WS1 | I365_MEM_WS0;
+		break;
+	}
+	i365_set_pair (s, base + I365_W_STOP, i);
+
+	i = 0;
+	if (mem->flags & MAP_WRPROT)
+		i |= I365_MEM_WRPROT;
+	if (mem->flags & MAP_ATTRIB)
+		i |= I365_MEM_REG;
+	i365_set_pair (s, base + I365_W_OFF, i);
+
+	/* set System Memory map Upper Adress */
+	i365_set(s, PD67_EXT_INDEX, PD67_MEM_PAGE(map));
+	i365_set(s, PD67_EXT_DATA, ((mem->sys_start >> 24) & 0xff));
+
+	/* Turn on the window if necessary */
+	if (mem->flags & MAP_ACTIVE)
+		i365_bset (s, I365_ADDRWIN, I365_ENA_MEM (map));
+	return 0;
+}	/* i365_set_mem_map */
+
+static int i365_set_io_map (socket_info_t * s, struct pccard_io_map *io)
+{
+	u_char map, ioctl;
+
+	map = io->map;
+	/* comment out: comparison is always false due to limited range of data type */
+	if ((map > 1) || /* (io->start > 0xffff) || (io->stop > 0xffff) || */
+	    (io->stop < io->start))
+		return -1;
+	/* Turn off the window before changing anything */
+	if (i365_get (s, I365_ADDRWIN) & I365_ENA_IO (map))
+		i365_bclr (s, I365_ADDRWIN, I365_ENA_IO (map));
+	i365_set_pair (s, I365_IO (map) + I365_W_START, io->start);
+	i365_set_pair (s, I365_IO (map) + I365_W_STOP, io->stop);
+	ioctl = i365_get (s, I365_IOCTL) & ~I365_IOCTL_MASK (map);
+	if (io->speed)
+		ioctl |= I365_IOCTL_WAIT (map);
+	if (io->flags & MAP_0WS)
+		ioctl |= I365_IOCTL_0WS (map);
+	if (io->flags & MAP_16BIT)
+		ioctl |= I365_IOCTL_16BIT (map);
+	if (io->flags & MAP_AUTOSZ)
+		ioctl |= I365_IOCTL_IOCS16 (map);
+	i365_set (s, I365_IOCTL, ioctl);
+	/* Turn on the window if necessary */
+	if (io->flags & MAP_ACTIVE)
+		i365_bset (s, I365_ADDRWIN, I365_ENA_IO (map));
+	return 0;
+}	/* i365_set_io_map */
+
+/*====================================================================*/
+
+/*
+ * PCI_ADDR = (HOST_ADDR - 0xfe000000)
+ * see MPC 8245 Users Manual Adress Map B
+ */
+#define	HOST_TO_PCI(addr)	((addr) - 0xfe000000)
+#define	PCI_TO_HOST(addr)	((addr) + 0xfe000000)
+
+int i82365_init (void)
+{
+	u_int val;
+	int i;
+
+	if ((socket.dev = pci_find_devices (supported, 0)) < 0) {
+		/* Controller not found */
+		printf ("No PD67290 device found !!\n");
+		return 1;
+	}
+	debug ("i82365 Device Found!\n");
+
+	socket.cb_phys = PCMCIA_IO_BASE;
 
 	/* set base address */
-	pci_write_config_dword (devno, PCI_BASE_ADDRESS_0, membaseCsr);
+	pci_write_config_dword (socket.dev, PCI_BASE_ADDRESS_0,
+		HOST_TO_PCI(socket.cb_phys));
 
 	/* enable mapped memory and IO addresses */
-	pci_write_config_dword (devno,
+	pci_write_config_dword (socket.dev,
 				PCI_COMMAND,
 				PCI_COMMAND_MEMORY |
 				PCI_COMMAND_IO | PCI_COMMAND_WAIT);
+
+	get_bridge_state (&socket);
+	set_bridge_opts (&socket);
+
+	i = i365_get_status (&socket, &val);
+
+	if (i > -1) {
+		puts (pcic[socket.type].name);
+	} else {
+		printf ("i82365: Controller not found.\n");
+		return 1;
+	}
+	if((val & SS_DETECT) != SS_DETECT){
+		puts ("No card\n");
+		return 1;
+	}
+
+	state.flags |= SS_OUTPUT_ENA;
+
+	i365_set_socket (&socket, &state);
+
+	for (i = 500; i; i--) {
+		if ((i365_get (&socket, I365_STATUS) & I365_CS_READY))
+			break;
+		udelay (1000);
+	}
+
+	if (i == 0) {
+		/* PC Card not ready for data transfer */
+		puts ("i82365 PC Card not ready for data transfer\n");
+		return 1;
+	}
+	debug (" PC Card ready for data transfer: ");
+
+	mem.map = 0;
+	mem.flags = MAP_ATTRIB | MAP_ACTIVE;
+	mem.speed = 300;
+	mem.sys_start = CFG_PCMCIA_MEM_ADDR;
+	mem.sys_stop = CFG_PCMCIA_MEM_ADDR + CFG_PCMCIA_MEM_SIZE - 1;
+	mem.card_start = 0;
+	i365_set_mem_map (&socket, &mem);
+
+	mem.map = 1;
+	mem.flags = MAP_ACTIVE;
+	mem.speed = 300;
+	mem.sys_start = CFG_PCMCIA_MEM_ADDR + CFG_PCMCIA_MEM_SIZE;
+	mem.sys_stop = CFG_PCMCIA_MEM_ADDR + (2 * CFG_PCMCIA_MEM_SIZE) - 1;
+	mem.card_start = 0;
+	i365_set_mem_map (&socket, &mem);
+
+#ifdef DEBUG
+	i82365_dump_regions (socket.dev);
+#endif
+
 	return 0;
 }
+
+void i82365_exit (void)
+{
+	io.map = 0;
+	io.flags = 0;
+	io.speed = 0;
+	io.start = 0;
+	io.stop = 0x1;
+
+	i365_set_io_map (&socket, &io);
+
+	mem.map = 0;
+	mem.flags = 0;
+	mem.speed = 0;
+	mem.sys_start = 0;
+	mem.sys_stop = 0x1000;
+	mem.card_start = 0;
+
+	i365_set_mem_map (&socket, &mem);
+
+	mem.map = 1;
+	mem.flags = 0;
+	mem.speed = 0;
+	mem.sys_start = 0;
+	mem.sys_stop = 0x1000;
+	mem.card_start = 0;
+
+	i365_set_mem_map (&socket, &mem);
+
+	state.Vcc = state.Vpp = 0;
+
+	i365_set_socket (&socket, &state);
+}
+
+int pcmcia_on (void)
+{
+	u_int rc;
+
+	debug ("Enable PCMCIA " PCMCIA_SLOT_MSG "\n");
+
+	rc = i82365_init();
+	if (rc)
+		goto exit;
+
+	rc = check_ide_device(0);
+	if (rc == 0)
+		goto exit;
+
+	i82365_exit();
+
+exit:
+	return rc;
+}
+
+#if (CONFIG_COMMANDS & CFG_CMD_PCMCIA)
+int pcmcia_off (void)
+{
+	printf ("Disable PCMCIA " PCMCIA_SLOT_MSG "\n");
+
+	i82365_exit();
+
+	return 0;
+}
+#endif
+
+/*======================================================================
+
+    Debug stuff
+
+======================================================================*/
+
+#ifdef DEBUG
+static void i82365_dump_regions (pci_dev_t dev)
+{
+	u_int tmp[2];
+	u_int *mem = (void *) socket.cb_phys;
+	u_char *cis = (void *) CFG_PCMCIA_MEM_ADDR;
+	u_char *ide = (void *) (CFG_ATA_BASE_ADDR + CFG_ATA_REG_OFFSET);
+
+	pci_read_config_dword (dev, 0x00, tmp + 0);
+	pci_read_config_dword (dev, 0x80, tmp + 1);
+
+	printf ("PCI CONF: %08X ... %08X\n",
+		tmp[0], tmp[1]);
+	printf ("PCI MEM:  ... %08X ... %08X\n",
+		mem[0x8 / 4], mem[0x800 / 4]);
+	printf ("CIS:      ...%c%c%c%c%c%c%c%c...\n",
+		cis[0x38], cis[0x3a], cis[0x3c], cis[0x3e],
+		cis[0x40], cis[0x42], cis[0x44], cis[0x48]);
+	printf ("CIS CONF: %02X %02X %02X ...\n",
+		cis[0x200], cis[0x202], cis[0x204]);
+	printf ("IDE:      %02X %02X %02X %02X %02X %02X %02X %02X\n",
+		ide[0], ide[1], ide[2], ide[3],
+		ide[4], ide[5], ide[6], ide[7]);
+}
+#endif	/* DEBUG */
+
+#endif /* CONFIG_I82365 */