[net-next-2.6.git] / drivers / input / serio / i8042-x86ia64io.h

#ifndef _I8042_X86IA64IO_H
#define _I8042_X86IA64IO_H

/*
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 as published by
 * the Free Software Foundation.
 */

/*
 * Names.
 */

#define I8042_KBD_PHYS_DESC "isa0060/serio0"
#define I8042_AUX_PHYS_DESC "isa0060/serio1"
#define I8042_MUX_PHYS_DESC "isa0060/serio%d"

/*
 * IRQs.
 */

#if defined(__ia64__)
# define I8042_MAP_IRQ(x)	isa_irq_to_vector((x))
#else
# define I8042_MAP_IRQ(x)	(x)
#endif

#define I8042_KBD_IRQ	i8042_kbd_irq
#define I8042_AUX_IRQ	i8042_aux_irq

static int i8042_kbd_irq;
static int i8042_aux_irq;

/*
 * Register numbers.
 */

#define I8042_COMMAND_REG	i8042_command_reg
#define I8042_STATUS_REG	i8042_command_reg
#define I8042_DATA_REG		i8042_data_reg

static int i8042_command_reg = 0x64;
static int i8042_data_reg = 0x60;


static inline int i8042_read_data(void)
{
	return inb(I8042_DATA_REG);
}

static inline int i8042_read_status(void)
{
	return inb(I8042_STATUS_REG);
}

static inline void i8042_write_data(int val)
{
	outb(val, I8042_DATA_REG);
}

static inline void i8042_write_command(int val)
{
	outb(val, I8042_COMMAND_REG);
}

#if defined(__i386__)

#include <linux/dmi.h>

static struct dmi_system_id __initdata i8042_dmi_noloop_table[] = {
	{
		.ident = "Compaq Proliant 8500",
		.matches = {
			DMI_MATCH(DMI_SYS_VENDOR, "Compaq"),
			DMI_MATCH(DMI_PRODUCT_NAME , "ProLiant"),
			DMI_MATCH(DMI_PRODUCT_VERSION, "8500"),
		},
	},
	{
		.ident = "Compaq Proliant DL760",
		.matches = {
			DMI_MATCH(DMI_SYS_VENDOR, "Compaq"),
			DMI_MATCH(DMI_PRODUCT_NAME , "ProLiant"),
			DMI_MATCH(DMI_PRODUCT_VERSION, "DL760"),
		},
	},
	{
		.ident = "OQO Model 01",
		.matches = {
			DMI_MATCH(DMI_SYS_VENDOR, "OQO"),
			DMI_MATCH(DMI_PRODUCT_NAME, "ZEPTO"),
			DMI_MATCH(DMI_PRODUCT_VERSION, "00"),
		},
	},
	{ }
};

/*
 * Some Fujitsu notebooks are having trouble with touchpads if
 * active multiplexing mode is activated. Luckily they don't have
 * external PS/2 ports so we can safely disable it.
 * ... apparently some Toshibas don't like MUX mode either and
 * die horrible death on reboot.
 */
static struct dmi_system_id __initdata i8042_dmi_nomux_table[] = {
	{
		.ident = "Fujitsu Lifebook P7010/P7010D",
		.matches = {
			DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
			DMI_MATCH(DMI_PRODUCT_NAME, "P7010"),
		},
	},
	{
		.ident = "Fujitsu Lifebook P7010",
		.matches = {
			DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
			DMI_MATCH(DMI_PRODUCT_NAME, "0000000000"),
		},
	},
	{
		.ident = "Fujitsu Lifebook P5020D",
		.matches = {
			DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
			DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook P Series"),
		},
	},
	{
		.ident = "Fujitsu Lifebook S2000",
		.matches = {
			DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
			DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook S Series"),
		},
	},
	{
		.ident = "Fujitsu Lifebook S6230",
		.matches = {
			DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
			DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook S6230"),
		},
	},
	{
		.ident = "Fujitsu T70H",
		.matches = {
			DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
			DMI_MATCH(DMI_PRODUCT_NAME, "FMVLT70H"),
		},
	},
	{
		.ident = "Fujitsu-Siemens Lifebook T3010",
		.matches = {
			DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
			DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK T3010"),
		},
	},
	{
		.ident = "Fujitsu-Siemens Lifebook E4010",
		.matches = {
			DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
			DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK E4010"),
		},
	},
	{
		/*
		 * Errors on MUX ports are reported without raising AUXDATA
		 * causing "spurious NAK" messages.
		 */
		.ident = "HP Pavilion DV4017EA",
		.matches = {
			DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
			DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion dv4000 (EA032EA#ABF)"),
		},
	},
	{
		.ident = "Toshiba P10",
		.matches = {
			DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
			DMI_MATCH(DMI_PRODUCT_NAME, "Satellite P10"),
		},
	},
	{
		.ident = "Toshiba Equium A110",
		.matches = {
			DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
			DMI_MATCH(DMI_PRODUCT_NAME, "EQUIUM A110"),
		},
	},
	{
		.ident = "Alienware Sentia",
		.matches = {
			DMI_MATCH(DMI_SYS_VENDOR, "ALIENWARE"),
			DMI_MATCH(DMI_PRODUCT_NAME, "Sentia"),
		},
	},
	{
		.ident = "Sharp Actius MM20",
		.matches = {
			DMI_MATCH(DMI_SYS_VENDOR, "SHARP"),
			DMI_MATCH(DMI_PRODUCT_NAME, "PC-MM20 Series"),
		},
	},
	{
		.ident = "Sony Vaio FS-115b",
		.matches = {
			DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
			DMI_MATCH(DMI_PRODUCT_NAME, "VGN-FS115B"),
		},
	},
	{
		.ident = "Amoi M636/A737",
		.matches = {
			DMI_MATCH(DMI_SYS_VENDOR, "Amoi Electronics CO.,LTD."),
			DMI_MATCH(DMI_PRODUCT_NAME, "M636/A737 platform"),
		},
	},
	{ }
};


#endif


#ifdef CONFIG_PNP
#include <linux/pnp.h>

static int i8042_pnp_kbd_registered;
static unsigned int i8042_pnp_kbd_devices;
static int i8042_pnp_aux_registered;
static unsigned int i8042_pnp_aux_devices;

static int i8042_pnp_command_reg;
static int i8042_pnp_data_reg;
static int i8042_pnp_kbd_irq;
static int i8042_pnp_aux_irq;

static char i8042_pnp_kbd_name[32];
static char i8042_pnp_aux_name[32];

static int i8042_pnp_kbd_probe(struct pnp_dev *dev, const struct pnp_device_id *did)
{
	if (pnp_port_valid(dev, 0) && pnp_port_len(dev, 0) == 1)
		i8042_pnp_data_reg = pnp_port_start(dev,0);

	if (pnp_port_valid(dev, 1) && pnp_port_len(dev, 1) == 1)
		i8042_pnp_command_reg = pnp_port_start(dev, 1);

	if (pnp_irq_valid(dev,0))
		i8042_pnp_kbd_irq = pnp_irq(dev, 0);

	strncpy(i8042_pnp_kbd_name, did->id, sizeof(i8042_pnp_kbd_name));
	if (strlen(pnp_dev_name(dev))) {
		strncat(i8042_pnp_kbd_name, ":", sizeof(i8042_pnp_kbd_name));
		strncat(i8042_pnp_kbd_name, pnp_dev_name(dev), sizeof(i8042_pnp_kbd_name));
	}

	i8042_pnp_kbd_devices++;
	return 0;
}

static int i8042_pnp_aux_probe(struct pnp_dev *dev, const struct pnp_device_id *did)
{
	if (pnp_port_valid(dev, 0) && pnp_port_len(dev, 0) == 1)
		i8042_pnp_data_reg = pnp_port_start(dev,0);

	if (pnp_port_valid(dev, 1) && pnp_port_len(dev, 1) == 1)
		i8042_pnp_command_reg = pnp_port_start(dev, 1);

	if (pnp_irq_valid(dev, 0))
		i8042_pnp_aux_irq = pnp_irq(dev, 0);

	strncpy(i8042_pnp_aux_name, did->id, sizeof(i8042_pnp_aux_name));
	if (strlen(pnp_dev_name(dev))) {
		strncat(i8042_pnp_aux_name, ":", sizeof(i8042_pnp_aux_name));
		strncat(i8042_pnp_aux_name, pnp_dev_name(dev), sizeof(i8042_pnp_aux_name));
	}

	i8042_pnp_aux_devices++;
	return 0;
}

static struct pnp_device_id pnp_kbd_devids[] = {
	{ .id = "PNP0303", .driver_data = 0 },
	{ .id = "PNP030b", .driver_data = 0 },
	{ .id = "", },
};

static struct pnp_driver i8042_pnp_kbd_driver = {
	.name           = "i8042 kbd",
	.id_table       = pnp_kbd_devids,
	.probe          = i8042_pnp_kbd_probe,
};

static struct pnp_device_id pnp_aux_devids[] = {
	{ .id = "PNP0f03", .driver_data = 0 },
	{ .id = "PNP0f0b", .driver_data = 0 },
	{ .id = "PNP0f0e", .driver_data = 0 },
	{ .id = "PNP0f12", .driver_data = 0 },
	{ .id = "PNP0f13", .driver_data = 0 },
	{ .id = "PNP0f19", .driver_data = 0 },
	{ .id = "PNP0f1c", .driver_data = 0 },
	{ .id = "SYN0801", .driver_data = 0 },
	{ .id = "", },
};

static struct pnp_driver i8042_pnp_aux_driver = {
	.name           = "i8042 aux",
	.id_table       = pnp_aux_devids,
	.probe          = i8042_pnp_aux_probe,
};

static void i8042_pnp_exit(void)
{
	if (i8042_pnp_kbd_registered) {
		i8042_pnp_kbd_registered = 0;
		pnp_unregister_driver(&i8042_pnp_kbd_driver);
	}

	if (i8042_pnp_aux_registered) {
		i8042_pnp_aux_registered = 0;
		pnp_unregister_driver(&i8042_pnp_aux_driver);
	}
}

static int __init i8042_pnp_init(void)
{
	char kbd_irq_str[4] = { 0 }, aux_irq_str[4] = { 0 };
	int err;

	if (i8042_nopnp) {
		printk(KERN_INFO "i8042: PNP detection disabled\n");
		return 0;
	}

	err = pnp_register_driver(&i8042_pnp_kbd_driver);
	if (!err)
		i8042_pnp_kbd_registered = 1;

	err = pnp_register_driver(&i8042_pnp_aux_driver);
	if (!err)
		i8042_pnp_aux_registered = 1;

	if (!i8042_pnp_kbd_devices && !i8042_pnp_aux_devices) {
		i8042_pnp_exit();
#if defined(__ia64__)
		return -ENODEV;
#else
		printk(KERN_INFO "PNP: No PS/2 controller found. Probing ports directly.\n");
		return 0;
#endif
	}

	if (i8042_pnp_kbd_devices)
		snprintf(kbd_irq_str, sizeof(kbd_irq_str),
			"%d", i8042_pnp_kbd_irq);
	if (i8042_pnp_aux_devices)
		snprintf(aux_irq_str, sizeof(aux_irq_str),
			"%d", i8042_pnp_aux_irq);

	printk(KERN_INFO "PNP: PS/2 Controller [%s%s%s] at %#x,%#x irq %s%s%s\n",
		i8042_pnp_kbd_name, (i8042_pnp_kbd_devices && i8042_pnp_aux_devices) ? "," : "",
		i8042_pnp_aux_name,
		i8042_pnp_data_reg, i8042_pnp_command_reg,
		kbd_irq_str, (i8042_pnp_kbd_devices && i8042_pnp_aux_devices) ? "," : "",
		aux_irq_str);

#if defined(__ia64__)
	if (!i8042_pnp_kbd_devices)
		i8042_nokbd = 1;
	if (!i8042_pnp_aux_devices)
		i8042_noaux = 1;
#endif

	if (((i8042_pnp_data_reg & ~0xf) == (i8042_data_reg & ~0xf) &&
	      i8042_pnp_data_reg != i8042_data_reg) || !i8042_pnp_data_reg) {
		printk(KERN_WARNING "PNP: PS/2 controller has invalid data port %#x; using default %#x\n",
			i8042_pnp_data_reg, i8042_data_reg);
		i8042_pnp_data_reg = i8042_data_reg;
	}

	if (((i8042_pnp_command_reg & ~0xf) == (i8042_command_reg & ~0xf) &&
	      i8042_pnp_command_reg != i8042_command_reg) || !i8042_pnp_command_reg) {
		printk(KERN_WARNING "PNP: PS/2 controller has invalid command port %#x; using default %#x\n",
			i8042_pnp_command_reg, i8042_command_reg);
		i8042_pnp_command_reg = i8042_command_reg;
	}

	if (!i8042_nokbd && !i8042_pnp_kbd_irq) {
		printk(KERN_WARNING "PNP: PS/2 controller doesn't have KBD irq; using default %d\n", i8042_kbd_irq);
		i8042_pnp_kbd_irq = i8042_kbd_irq;
	}

	if (!i8042_noaux && !i8042_pnp_aux_irq) {
		printk(KERN_WARNING "PNP: PS/2 controller doesn't have AUX irq; using default %d\n", i8042_aux_irq);
		i8042_pnp_aux_irq = i8042_aux_irq;
	}

	i8042_data_reg = i8042_pnp_data_reg;
	i8042_command_reg = i8042_pnp_command_reg;
	i8042_kbd_irq = i8042_pnp_kbd_irq;
	i8042_aux_irq = i8042_pnp_aux_irq;

	return 0;
}

#else
static inline int i8042_pnp_init(void) { return 0; }
static inline void i8042_pnp_exit(void) { }
#endif

static int __init i8042_platform_init(void)
{
	int retval;

/*
 * On ix86 platforms touching the i8042 data register region can do really
 * bad things. Because of this the region is always reserved on ix86 boxes.
 *
 *	if (!request_region(I8042_DATA_REG, 16, "i8042"))
 *		return -EBUSY;
 */

	i8042_kbd_irq = I8042_MAP_IRQ(1);
	i8042_aux_irq = I8042_MAP_IRQ(12);

	retval = i8042_pnp_init();
	if (retval)
		return retval;

#if defined(__ia64__)
        i8042_reset = 1;
#endif

#if defined(__i386__)
	if (dmi_check_system(i8042_dmi_noloop_table))
		i8042_noloop = 1;

	if (dmi_check_system(i8042_dmi_nomux_table))
		i8042_nomux = 1;
#endif

	return retval;
}

static inline void i8042_platform_exit(void)
{
	i8042_pnp_exit();
}

#endif /* _I8042_X86IA64IO_H */
Commit	Line	Data
1da177e4 LT	1	#ifndef _I8042_X86IA64IO_H
	2	#define _I8042_X86IA64IO_H
	3
	4	/*
	5	* This program is free software; you can redistribute it and/or modify it
	6	* under the terms of the GNU General Public License version 2 as published by
	7	* the Free Software Foundation.
	8	*/
	9
	10	/*
	11	* Names.
	12	*/
	13
	14	#define I8042_KBD_PHYS_DESC "isa0060/serio0"
	15	#define I8042_AUX_PHYS_DESC "isa0060/serio1"
	16	#define I8042_MUX_PHYS_DESC "isa0060/serio%d"
	17
	18	/*
	19	* IRQs.
	20	*/
	21
	22	#if defined(__ia64__)
	23	# define I8042_MAP_IRQ(x) isa_irq_to_vector((x))
	24	#else
	25	# define I8042_MAP_IRQ(x) (x)
	26	#endif
	27
	28	#define I8042_KBD_IRQ i8042_kbd_irq
	29	#define I8042_AUX_IRQ i8042_aux_irq
	30
	31	static int i8042_kbd_irq;
	32	static int i8042_aux_irq;
	33
	34	/*
	35	* Register numbers.
	36	*/
	37
	38	#define I8042_COMMAND_REG i8042_command_reg
	39	#define I8042_STATUS_REG i8042_command_reg
	40	#define I8042_DATA_REG i8042_data_reg
	41
	42	static int i8042_command_reg = 0x64;
	43	static int i8042_data_reg = 0x60;
	44
	45
	46	static inline int i8042_read_data(void)
	47	{
	48	return inb(I8042_DATA_REG);
	49	}
	50
	51	static inline int i8042_read_status(void)
	52	{
	53	return inb(I8042_STATUS_REG);
	54	}
	55
	56	static inline void i8042_write_data(int val)
	57	{
	58	outb(val, I8042_DATA_REG);
	59	}
	60
	61	static inline void i8042_write_command(int val)
	62	{
	63	outb(val, I8042_COMMAND_REG);
	64	}
65
66	#if defined(__i386__)
67
68	#include <linux/dmi.h>
69
70	static struct dmi_system_id __initdata i8042_dmi_noloop_table[] = {
71	{
72	.ident = "Compaq Proliant 8500",
73	.matches = {
74	DMI_MATCH(DMI_SYS_VENDOR, "Compaq"),
75	DMI_MATCH(DMI_PRODUCT_NAME , "ProLiant"),
76	DMI_MATCH(DMI_PRODUCT_VERSION, "8500"),
77	},
78	},
79	{
80	.ident = "Compaq Proliant DL760",
81	.matches = {
82	DMI_MATCH(DMI_SYS_VENDOR, "Compaq"),
83	DMI_MATCH(DMI_PRODUCT_NAME , "ProLiant"),
84	DMI_MATCH(DMI_PRODUCT_VERSION, "DL760"),
85	},
86	},
6020bafc BC	87	{
	88	.ident = "OQO Model 01",
	89	.matches = {
	90	DMI_MATCH(DMI_SYS_VENDOR, "OQO"),
	91	DMI_MATCH(DMI_PRODUCT_NAME, "ZEPTO"),
	92	DMI_MATCH(DMI_PRODUCT_VERSION, "00"),
	93	},
	94	},
1da177e4 LT	95	{ }
	96	};
	97
	98	/*
59311de3	99	* Some Fujitsu notebooks are having trouble with touchpads if
1da177e4 LT	100	* active multiplexing mode is activated. Luckily they don't have
1da177e4 LT	101	* external PS/2 ports so we can safely disable it.
59311de3 DT	102	* ... apparently some Toshibas don't like MUX mode either and
59311de3 DT	103	* die horrible death on reboot.
1da177e4 LT	104	*/
	105	static struct dmi_system_id __initdata i8042_dmi_nomux_table[] = {
	106	{
	107	.ident = "Fujitsu Lifebook P7010/P7010D",
	108	.matches = {
	109	DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
	110	DMI_MATCH(DMI_PRODUCT_NAME, "P7010"),
	111	},
	112	},
bb06ec3c DT	113	{
	114	.ident = "Fujitsu Lifebook P7010",
	115	.matches = {
	116	DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
	117	DMI_MATCH(DMI_PRODUCT_NAME, "0000000000"),
	118	},
	119	},
1da177e4 LT	120	{
	121	.ident = "Fujitsu Lifebook P5020D",
	122	.matches = {
	123	DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
	124	DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook P Series"),
	125	},
	126	},
	127	{
	128	.ident = "Fujitsu Lifebook S2000",
	129	.matches = {
	130	DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
	131	DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook S Series"),
	132	},
	133	},
b4ff99b6 DT	134	{
	135	.ident = "Fujitsu Lifebook S6230",
	136	.matches = {
	137	DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
	138	DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook S6230"),
	139	},
	140	},
1da177e4 LT	141	{
	142	.ident = "Fujitsu T70H",
	143	.matches = {
	144	DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
	145	DMI_MATCH(DMI_PRODUCT_NAME, "FMVLT70H"),
	146	},
	147	},
20f07944 VP	148	{
	149	.ident = "Fujitsu-Siemens Lifebook T3010",
	150	.matches = {
	151	DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
	152	DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK T3010"),
	153	},
	154	},
7545c24c DT	155	{
	156	.ident = "Fujitsu-Siemens Lifebook E4010",
	157	.matches = {
	158	DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
	159	DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK E4010"),
	160	},
	161	},
6e782584 DT	162	{
	163	/*
	164	* Errors on MUX ports are reported without raising AUXDATA
	165	* causing "spurious NAK" messages.
	166	*/
	167	.ident = "HP Pavilion DV4017EA",
	168	.matches = {
	169	DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
	170	DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion dv4000 (EA032EA#ABF)"),
	171	},
	172	},
59311de3 DT	173	{
	174	.ident = "Toshiba P10",
	175	.matches = {
	176	DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
	177	DMI_MATCH(DMI_PRODUCT_NAME, "Satellite P10"),
	178	},
	179	},
a91eaa16 DT	180	{
	181	.ident = "Toshiba Equium A110",
	182	.matches = {
	183	DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
	184	DMI_MATCH(DMI_PRODUCT_NAME, "EQUIUM A110"),
	185	},
	186	},
865190cd DT	187	{
	188	.ident = "Alienware Sentia",
	189	.matches = {
	190	DMI_MATCH(DMI_SYS_VENDOR, "ALIENWARE"),
	191	DMI_MATCH(DMI_PRODUCT_NAME, "Sentia"),
	192	},
	193	},
4eb38ac0 DT	194	{
	195	.ident = "Sharp Actius MM20",
	196	.matches = {
	197	DMI_MATCH(DMI_SYS_VENDOR, "SHARP"),
	198	DMI_MATCH(DMI_PRODUCT_NAME, "PC-MM20 Series"),
	199	},
	200	},
3dd01a83 VP	201	{
	202	.ident = "Sony Vaio FS-115b",
	203	.matches = {
	204	DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
	205	DMI_MATCH(DMI_PRODUCT_NAME, "VGN-FS115B"),
	206	},
	207	},
e2df452b CH	208	{
	209	.ident = "Amoi M636/A737",
	210	.matches = {
	211	DMI_MATCH(DMI_SYS_VENDOR, "Amoi Electronics CO.,LTD."),
	212	DMI_MATCH(DMI_PRODUCT_NAME, "M636/A737 platform"),
	213	},
	214	},
1da177e4 LT	215	{ }
	216	};
	217
	218
	219
	220	#endif
	221
	222
	223	#ifdef CONFIG_PNP
	224	#include <linux/pnp.h>
	225
	226	static int i8042_pnp_kbd_registered;
2bfc3c6e	227	static unsigned int i8042_pnp_kbd_devices;
1da177e4	228	static int i8042_pnp_aux_registered;
2bfc3c6e	229	static unsigned int i8042_pnp_aux_devices;
1da177e4 LT	230
	231	static int i8042_pnp_command_reg;
	232	static int i8042_pnp_data_reg;
	233	static int i8042_pnp_kbd_irq;
	234	static int i8042_pnp_aux_irq;
	235
	236	static char i8042_pnp_kbd_name[32];
	237	static char i8042_pnp_aux_name[32];
	238
	239	static int i8042_pnp_kbd_probe(struct pnp_dev dev, const struct pnp_device_id did)
	240	{
	241	if (pnp_port_valid(dev, 0) && pnp_port_len(dev, 0) == 1)
	242	i8042_pnp_data_reg = pnp_port_start(dev,0);
	243
	244	if (pnp_port_valid(dev, 1) && pnp_port_len(dev, 1) == 1)
	245	i8042_pnp_command_reg = pnp_port_start(dev, 1);
	246
	247	if (pnp_irq_valid(dev,0))
	248	i8042_pnp_kbd_irq = pnp_irq(dev, 0);
	249
	250	strncpy(i8042_pnp_kbd_name, did->id, sizeof(i8042_pnp_kbd_name));
	251	if (strlen(pnp_dev_name(dev))) {
	252	strncat(i8042_pnp_kbd_name, ":", sizeof(i8042_pnp_kbd_name));
	253	strncat(i8042_pnp_kbd_name, pnp_dev_name(dev), sizeof(i8042_pnp_kbd_name));
	254	}
	255
2bfc3c6e	256	i8042_pnp_kbd_devices++;
1da177e4 LT	257	return 0;
	258	}
	259
	260	static int i8042_pnp_aux_probe(struct pnp_dev dev, const struct pnp_device_id did)
	261	{
	262	if (pnp_port_valid(dev, 0) && pnp_port_len(dev, 0) == 1)
	263	i8042_pnp_data_reg = pnp_port_start(dev,0);
	264
	265	if (pnp_port_valid(dev, 1) && pnp_port_len(dev, 1) == 1)
	266	i8042_pnp_command_reg = pnp_port_start(dev, 1);
	267
	268	if (pnp_irq_valid(dev, 0))
	269	i8042_pnp_aux_irq = pnp_irq(dev, 0);
	270
	271	strncpy(i8042_pnp_aux_name, did->id, sizeof(i8042_pnp_aux_name));
	272	if (strlen(pnp_dev_name(dev))) {
	273	strncat(i8042_pnp_aux_name, ":", sizeof(i8042_pnp_aux_name));
	274	strncat(i8042_pnp_aux_name, pnp_dev_name(dev), sizeof(i8042_pnp_aux_name));
	275	}
	276
2bfc3c6e	277	i8042_pnp_aux_devices++;
1da177e4 LT	278	return 0;
	279	}
	280
	281	static struct pnp_device_id pnp_kbd_devids[] = {
	282	{ .id = "PNP0303", .driver_data = 0 },
	283	{ .id = "PNP030b", .driver_data = 0 },
	284	{ .id = "", },
	285	};
	286
	287	static struct pnp_driver i8042_pnp_kbd_driver = {
	288	.name = "i8042 kbd",
	289	.id_table = pnp_kbd_devids,
	290	.probe = i8042_pnp_kbd_probe,
	291	};
	292
	293	static struct pnp_device_id pnp_aux_devids[] = {
	294	{ .id = "PNP0f03", .driver_data = 0 },
	295	{ .id = "PNP0f0b", .driver_data = 0 },
	296	{ .id = "PNP0f0e", .driver_data = 0 },
	297	{ .id = "PNP0f12", .driver_data = 0 },
	298	{ .id = "PNP0f13", .driver_data = 0 },
	299	{ .id = "PNP0f19", .driver_data = 0 },
	300	{ .id = "PNP0f1c", .driver_data = 0 },
	301	{ .id = "SYN0801", .driver_data = 0 },
	302	{ .id = "", },
	303	};
	304
	305	static struct pnp_driver i8042_pnp_aux_driver = {
	306	.name = "i8042 aux",
	307	.id_table = pnp_aux_devids,
	308	.probe = i8042_pnp_aux_probe,
	309	};
	310
	311	static void i8042_pnp_exit(void)
	312	{
74af42bb KG	313	if (i8042_pnp_kbd_registered) {
74af42bb KG	314	i8042_pnp_kbd_registered = 0;
1da177e4	315	pnp_unregister_driver(&i8042_pnp_kbd_driver);
74af42bb	316	}
1da177e4	317
74af42bb KG	318	if (i8042_pnp_aux_registered) {
74af42bb KG	319	i8042_pnp_aux_registered = 0;
1da177e4	320	pnp_unregister_driver(&i8042_pnp_aux_driver);
74af42bb	321	}
1da177e4 LT	322	}
1da177e4 LT	323
8d5987a6	324	static int __init i8042_pnp_init(void)
1da177e4	325	{
c3d31e7f	326	char kbd_irq_str[4] = { 0 }, aux_irq_str[4] = { 0 };
2bfc3c6e	327	int err;
1da177e4 LT	328
1da177e4 LT	329	if (i8042_nopnp) {
39fa5800	330	printk(KERN_INFO "i8042: PNP detection disabled\n");
1da177e4 LT	331	return 0;
	332	}
	333
2bfc3c6e BH	334	err = pnp_register_driver(&i8042_pnp_kbd_driver);
2bfc3c6e BH	335	if (!err)
1da177e4	336	i8042_pnp_kbd_registered = 1;
c3d31e7f	337
2bfc3c6e BH	338	err = pnp_register_driver(&i8042_pnp_aux_driver);
2bfc3c6e BH	339	if (!err)
1da177e4 LT	340	i8042_pnp_aux_registered = 1;
1da177e4 LT	341
2bfc3c6e	342	if (!i8042_pnp_kbd_devices && !i8042_pnp_aux_devices) {
1da177e4 LT	343	i8042_pnp_exit();
	344	#if defined(__ia64__)
	345	return -ENODEV;
	346	#else
5a72afc0	347	printk(KERN_INFO "PNP: No PS/2 controller found. Probing ports directly.\n");
1da177e4 LT	348	return 0;
	349	#endif
	350	}
	351
2bfc3c6e	352	if (i8042_pnp_kbd_devices)
c3d31e7f DT	353	snprintf(kbd_irq_str, sizeof(kbd_irq_str),
c3d31e7f DT	354	"%d", i8042_pnp_kbd_irq);
2bfc3c6e	355	if (i8042_pnp_aux_devices)
c3d31e7f DT	356	snprintf(aux_irq_str, sizeof(aux_irq_str),
	357	"%d", i8042_pnp_aux_irq);
	358
	359	printk(KERN_INFO "PNP: PS/2 Controller [%s%s%s] at %#x,%#x irq %s%s%s\n",
2bfc3c6e	360	i8042_pnp_kbd_name, (i8042_pnp_kbd_devices && i8042_pnp_aux_devices) ? "," : "",
c3d31e7f DT	361	i8042_pnp_aux_name,
c3d31e7f DT	362	i8042_pnp_data_reg, i8042_pnp_command_reg,
2bfc3c6e	363	kbd_irq_str, (i8042_pnp_kbd_devices && i8042_pnp_aux_devices) ? "," : "",
c3d31e7f DT	364	aux_irq_str);
	365
	366	#if defined(__ia64__)
2bfc3c6e	367	if (!i8042_pnp_kbd_devices)
945ef0d4	368	i8042_nokbd = 1;
2bfc3c6e	369	if (!i8042_pnp_aux_devices)
c3d31e7f DT	370	i8042_noaux = 1;
	371	#endif
	372
1da177e4 LT	373	if (((i8042_pnp_data_reg & ~0xf) == (i8042_data_reg & ~0xf) &&
	374	i8042_pnp_data_reg != i8042_data_reg) \|\| !i8042_pnp_data_reg) {
	375	printk(KERN_WARNING "PNP: PS/2 controller has invalid data port %#x; using default %#x\n",
	376	i8042_pnp_data_reg, i8042_data_reg);
	377	i8042_pnp_data_reg = i8042_data_reg;
	378	}
	379
	380	if (((i8042_pnp_command_reg & ~0xf) == (i8042_command_reg & ~0xf) &&
	381	i8042_pnp_command_reg != i8042_command_reg) \|\| !i8042_pnp_command_reg) {
	382	printk(KERN_WARNING "PNP: PS/2 controller has invalid command port %#x; using default %#x\n",
	383	i8042_pnp_command_reg, i8042_command_reg);
	384	i8042_pnp_command_reg = i8042_command_reg;
	385	}
	386
945ef0d4	387	if (!i8042_nokbd && !i8042_pnp_kbd_irq) {
c3d31e7f	388	printk(KERN_WARNING "PNP: PS/2 controller doesn't have KBD irq; using default %d\n", i8042_kbd_irq);
1da177e4 LT	389	i8042_pnp_kbd_irq = i8042_kbd_irq;
	390	}
	391
c3d31e7f DT	392	if (!i8042_noaux && !i8042_pnp_aux_irq) {
c3d31e7f DT	393	printk(KERN_WARNING "PNP: PS/2 controller doesn't have AUX irq; using default %d\n", i8042_aux_irq);
1da177e4 LT	394	i8042_pnp_aux_irq = i8042_aux_irq;
	395	}
	396
1da177e4 LT	397	i8042_data_reg = i8042_pnp_data_reg;
	398	i8042_command_reg = i8042_pnp_command_reg;
	399	i8042_kbd_irq = i8042_pnp_kbd_irq;
	400	i8042_aux_irq = i8042_pnp_aux_irq;
	401
1da177e4 LT	402	return 0;
	403	}
	404
8d5987a6 DT	405	#else
	406	static inline int i8042_pnp_init(void) { return 0; }
	407	static inline void i8042_pnp_exit(void) { }
1da177e4 LT	408	#endif
1da177e4 LT	409
8d5987a6	410	static int __init i8042_platform_init(void)
1da177e4	411	{
8d5987a6 DT	412	int retval;
8d5987a6 DT	413
1da177e4 LT	414	/*
	415	* On ix86 platforms touching the i8042 data register region can do really
	416	* bad things. Because of this the region is always reserved on ix86 boxes.
	417	*
	418	* if (!request_region(I8042_DATA_REG, 16, "i8042"))
8d5987a6	419	* return -EBUSY;
1da177e4 LT	420	*/
	421
	422	i8042_kbd_irq = I8042_MAP_IRQ(1);
	423	i8042_aux_irq = I8042_MAP_IRQ(12);
	424
8d5987a6 DT	425	retval = i8042_pnp_init();
	426	if (retval)
	427	return retval;
1da177e4 LT	428
	429	#if defined(__ia64__)
	430	i8042_reset = 1;
	431	#endif
	432
	433	#if defined(__i386__)
	434	if (dmi_check_system(i8042_dmi_noloop_table))
	435	i8042_noloop = 1;
	436
	437	if (dmi_check_system(i8042_dmi_nomux_table))
	438	i8042_nomux = 1;
	439	#endif
	440
8d5987a6	441	return retval;
1da177e4 LT	442	}
	443
	444	static inline void i8042_platform_exit(void)
	445	{
1da177e4	446	i8042_pnp_exit();
1da177e4 LT	447	}
	448
	449	#endif /* _I8042_X86IA64IO_H */