1 #ifndef _I8042_X86IA64IO_H
2 #define _I8042_X86IA64IO_H
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.
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"
23 # define I8042_MAP_IRQ(x) isa_irq_to_vector((x))
25 # define I8042_MAP_IRQ(x) (x)
28 #define I8042_KBD_IRQ i8042_kbd_irq
29 #define I8042_AUX_IRQ i8042_aux_irq
31 static int i8042_kbd_irq
;
32 static int i8042_aux_irq
;
38 #define I8042_COMMAND_REG i8042_command_reg
39 #define I8042_STATUS_REG i8042_command_reg
40 #define I8042_DATA_REG i8042_data_reg
42 static int i8042_command_reg
= 0x64;
43 static int i8042_data_reg
= 0x60;
46 static inline int i8042_read_data(void)
48 return inb(I8042_DATA_REG
);
51 static inline int i8042_read_status(void)
53 return inb(I8042_STATUS_REG
);
56 static inline void i8042_write_data(int val
)
58 outb(val
, I8042_DATA_REG
);
61 static inline void i8042_write_command(int val
)
63 outb(val
, I8042_COMMAND_REG
);
68 #include <linux/dmi.h>
70 static struct dmi_system_id __initdata i8042_dmi_noloop_table
[] = {
72 .ident
= "Compaq Proliant 8500",
74 DMI_MATCH(DMI_SYS_VENDOR
, "Compaq"),
75 DMI_MATCH(DMI_PRODUCT_NAME
, "ProLiant"),
76 DMI_MATCH(DMI_PRODUCT_VERSION
, "8500"),
80 .ident
= "Compaq Proliant DL760",
82 DMI_MATCH(DMI_SYS_VENDOR
, "Compaq"),
83 DMI_MATCH(DMI_PRODUCT_NAME
, "ProLiant"),
84 DMI_MATCH(DMI_PRODUCT_VERSION
, "DL760"),
91 * Some Fujitsu notebooks are having trouble with touchpads if
92 * active multiplexing mode is activated. Luckily they don't have
93 * external PS/2 ports so we can safely disable it.
94 * ... apparently some Toshibas don't like MUX mode either and
95 * die horrible death on reboot.
97 static struct dmi_system_id __initdata i8042_dmi_nomux_table
[] = {
99 .ident
= "Fujitsu Lifebook P7010/P7010D",
101 DMI_MATCH(DMI_SYS_VENDOR
, "FUJITSU"),
102 DMI_MATCH(DMI_PRODUCT_NAME
, "P7010"),
106 .ident
= "Fujitsu Lifebook P5020D",
108 DMI_MATCH(DMI_SYS_VENDOR
, "FUJITSU"),
109 DMI_MATCH(DMI_PRODUCT_NAME
, "LifeBook P Series"),
113 .ident
= "Fujitsu Lifebook S2000",
115 DMI_MATCH(DMI_SYS_VENDOR
, "FUJITSU"),
116 DMI_MATCH(DMI_PRODUCT_NAME
, "LifeBook S Series"),
120 .ident
= "Fujitsu Lifebook S6230",
122 DMI_MATCH(DMI_SYS_VENDOR
, "FUJITSU"),
123 DMI_MATCH(DMI_PRODUCT_NAME
, "LifeBook S6230"),
127 .ident
= "Fujitsu T70H",
129 DMI_MATCH(DMI_SYS_VENDOR
, "FUJITSU"),
130 DMI_MATCH(DMI_PRODUCT_NAME
, "FMVLT70H"),
134 .ident
= "Toshiba P10",
136 DMI_MATCH(DMI_SYS_VENDOR
, "TOSHIBA"),
137 DMI_MATCH(DMI_PRODUCT_NAME
, "Satellite P10"),
149 #include <linux/pnp.h>
151 static int i8042_pnp_kbd_registered
;
152 static int i8042_pnp_aux_registered
;
154 static int i8042_pnp_command_reg
;
155 static int i8042_pnp_data_reg
;
156 static int i8042_pnp_kbd_irq
;
157 static int i8042_pnp_aux_irq
;
159 static char i8042_pnp_kbd_name
[32];
160 static char i8042_pnp_aux_name
[32];
162 static int i8042_pnp_kbd_probe(struct pnp_dev
*dev
, const struct pnp_device_id
*did
)
164 if (pnp_port_valid(dev
, 0) && pnp_port_len(dev
, 0) == 1)
165 i8042_pnp_data_reg
= pnp_port_start(dev
,0);
167 if (pnp_port_valid(dev
, 1) && pnp_port_len(dev
, 1) == 1)
168 i8042_pnp_command_reg
= pnp_port_start(dev
, 1);
170 if (pnp_irq_valid(dev
,0))
171 i8042_pnp_kbd_irq
= pnp_irq(dev
, 0);
173 strncpy(i8042_pnp_kbd_name
, did
->id
, sizeof(i8042_pnp_kbd_name
));
174 if (strlen(pnp_dev_name(dev
))) {
175 strncat(i8042_pnp_kbd_name
, ":", sizeof(i8042_pnp_kbd_name
));
176 strncat(i8042_pnp_kbd_name
, pnp_dev_name(dev
), sizeof(i8042_pnp_kbd_name
));
182 static int i8042_pnp_aux_probe(struct pnp_dev
*dev
, const struct pnp_device_id
*did
)
184 if (pnp_port_valid(dev
, 0) && pnp_port_len(dev
, 0) == 1)
185 i8042_pnp_data_reg
= pnp_port_start(dev
,0);
187 if (pnp_port_valid(dev
, 1) && pnp_port_len(dev
, 1) == 1)
188 i8042_pnp_command_reg
= pnp_port_start(dev
, 1);
190 if (pnp_irq_valid(dev
, 0))
191 i8042_pnp_aux_irq
= pnp_irq(dev
, 0);
193 strncpy(i8042_pnp_aux_name
, did
->id
, sizeof(i8042_pnp_aux_name
));
194 if (strlen(pnp_dev_name(dev
))) {
195 strncat(i8042_pnp_aux_name
, ":", sizeof(i8042_pnp_aux_name
));
196 strncat(i8042_pnp_aux_name
, pnp_dev_name(dev
), sizeof(i8042_pnp_aux_name
));
202 static struct pnp_device_id pnp_kbd_devids
[] = {
203 { .id
= "PNP0303", .driver_data
= 0 },
204 { .id
= "PNP030b", .driver_data
= 0 },
208 static struct pnp_driver i8042_pnp_kbd_driver
= {
210 .id_table
= pnp_kbd_devids
,
211 .probe
= i8042_pnp_kbd_probe
,
214 static struct pnp_device_id pnp_aux_devids
[] = {
215 { .id
= "PNP0f03", .driver_data
= 0 },
216 { .id
= "PNP0f0b", .driver_data
= 0 },
217 { .id
= "PNP0f0e", .driver_data
= 0 },
218 { .id
= "PNP0f12", .driver_data
= 0 },
219 { .id
= "PNP0f13", .driver_data
= 0 },
220 { .id
= "PNP0f19", .driver_data
= 0 },
221 { .id
= "PNP0f1c", .driver_data
= 0 },
222 { .id
= "SYN0801", .driver_data
= 0 },
226 static struct pnp_driver i8042_pnp_aux_driver
= {
228 .id_table
= pnp_aux_devids
,
229 .probe
= i8042_pnp_aux_probe
,
232 static void i8042_pnp_exit(void)
234 if (i8042_pnp_kbd_registered
) {
235 i8042_pnp_kbd_registered
= 0;
236 pnp_unregister_driver(&i8042_pnp_kbd_driver
);
239 if (i8042_pnp_aux_registered
) {
240 i8042_pnp_aux_registered
= 0;
241 pnp_unregister_driver(&i8042_pnp_aux_driver
);
245 static int i8042_pnp_init(void)
247 int result_kbd
, result_aux
;
250 printk(KERN_INFO
"i8042: PNP detection disabled\n");
254 if ((result_kbd
= pnp_register_driver(&i8042_pnp_kbd_driver
)) >= 0)
255 i8042_pnp_kbd_registered
= 1;
256 if ((result_aux
= pnp_register_driver(&i8042_pnp_aux_driver
)) >= 0)
257 i8042_pnp_aux_registered
= 1;
259 if (result_kbd
<= 0 && result_aux
<= 0) {
261 #if defined(__ia64__)
264 printk(KERN_INFO
"PNP: No PS/2 controller found. Probing ports directly.\n");
269 if (((i8042_pnp_data_reg
& ~0xf) == (i8042_data_reg
& ~0xf) &&
270 i8042_pnp_data_reg
!= i8042_data_reg
) || !i8042_pnp_data_reg
) {
271 printk(KERN_WARNING
"PNP: PS/2 controller has invalid data port %#x; using default %#x\n",
272 i8042_pnp_data_reg
, i8042_data_reg
);
273 i8042_pnp_data_reg
= i8042_data_reg
;
276 if (((i8042_pnp_command_reg
& ~0xf) == (i8042_command_reg
& ~0xf) &&
277 i8042_pnp_command_reg
!= i8042_command_reg
) || !i8042_pnp_command_reg
) {
278 printk(KERN_WARNING
"PNP: PS/2 controller has invalid command port %#x; using default %#x\n",
279 i8042_pnp_command_reg
, i8042_command_reg
);
280 i8042_pnp_command_reg
= i8042_command_reg
;
283 if (!i8042_pnp_kbd_irq
) {
284 printk(KERN_WARNING
"PNP: PS/2 controller doesn't have KBD irq; using default %#x\n", i8042_kbd_irq
);
285 i8042_pnp_kbd_irq
= i8042_kbd_irq
;
288 if (!i8042_pnp_aux_irq
) {
289 printk(KERN_WARNING
"PNP: PS/2 controller doesn't have AUX irq; using default %#x\n", i8042_aux_irq
);
290 i8042_pnp_aux_irq
= i8042_aux_irq
;
293 #if defined(__ia64__)
298 i8042_data_reg
= i8042_pnp_data_reg
;
299 i8042_command_reg
= i8042_pnp_command_reg
;
300 i8042_kbd_irq
= i8042_pnp_kbd_irq
;
301 i8042_aux_irq
= i8042_pnp_aux_irq
;
303 printk(KERN_INFO
"PNP: PS/2 Controller [%s%s%s] at %#x,%#x irq %d%s%d\n",
304 i8042_pnp_kbd_name
, (result_kbd
> 0 && result_aux
> 0) ? "," : "", i8042_pnp_aux_name
,
305 i8042_data_reg
, i8042_command_reg
, i8042_kbd_irq
,
306 (result_aux
> 0) ? "," : "", i8042_aux_irq
);
313 static inline int i8042_platform_init(void)
316 * On ix86 platforms touching the i8042 data register region can do really
317 * bad things. Because of this the region is always reserved on ix86 boxes.
319 * if (!request_region(I8042_DATA_REG, 16, "i8042"))
323 i8042_kbd_irq
= I8042_MAP_IRQ(1);
324 i8042_aux_irq
= I8042_MAP_IRQ(12);
327 if (i8042_pnp_init())
331 #if defined(__ia64__)
335 #if defined(__i386__)
336 if (dmi_check_system(i8042_dmi_noloop_table
))
339 if (dmi_check_system(i8042_dmi_nomux_table
))
346 static inline void i8042_platform_exit(void)
353 #endif /* _I8042_X86IA64IO_H */