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 */