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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[] = {
      {
            /* AUX LOOP command does not raise AUX IRQ */
            .ident = "ASUS P65UP5",
            .matches = {
                  DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTeK Computer INC."),
                  DMI_MATCH(DMI_BOARD_NAME, "P/I-P65UP5"),
                  DMI_MATCH(DMI_BOARD_VERSION, "REV 2.X"),
            },
      },
      {
            .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"),
            },
      },
      {
            /* AUX LOOP does not work properly */
            .ident = "ULI EV4873",
            .matches = {
                  DMI_MATCH(DMI_SYS_VENDOR, "ULI"),
                  DMI_MATCH(DMI_PRODUCT_NAME, "EV4873"),
                  DMI_MATCH(DMI_PRODUCT_VERSION, "5a"),
            },
      },
      {
            .ident = "Microsoft Virtual Machine",
            .matches = {
                  DMI_MATCH(DMI_SYS_VENDOR, "Microsoft Corporation"),
                  DMI_MATCH(DMI_PRODUCT_NAME, "Virtual Machine"),
                  DMI_MATCH(DMI_PRODUCT_VERSION, "VS2005R2"),
            },
      },
      { }
};

/*
 * 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"),
            },
      },
      {
            /*
             * No data is coming from the touchscreen unless KBC
             * is in legacy mode.
             */
            .ident = "Panasonic CF-29",
            .matches = {
                  DMI_MATCH(DMI_SYS_VENDOR, "Matsushita"),
                  DMI_MATCH(DMI_PRODUCT_NAME, "CF-29"),
            },
      },
      {
            /*
             * 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)"),
            },
      },
      {
            /*
             * Like DV4017EA does not raise AUXERR for errors on MUX ports.
             */
            .ident = "HP Pavilion ZT1000",
            .matches = {
                  DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
                  DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion Notebook PC"),
                  DMI_MATCH(DMI_PRODUCT_VERSION, "HP Pavilion Notebook ZT1000"),
            },
      },
      {
            /*
             * Like DV4017EA does not raise AUXERR for errors on MUX ports.
             */
            .ident = "HP Pavilion DV4270ca",
            .matches = {
                  DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
                  DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion dv4000 (EH476UA#ABL)"),
            },
      },
      {
            .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 = "FJC6000", .driver_data = 0 },
      { .id = "FJC6001", .driver_data = 0 },
      { .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 pnp_data_busted = 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;
            pnp_data_busted = 1;
      }

      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;
            pnp_data_busted = 1;
      }

      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;
            pnp_data_busted = 1;
      }

      if (!i8042_noaux && !i8042_pnp_aux_irq) {
            if (!pnp_data_busted && i8042_pnp_kbd_irq) {
                  printk(KERN_WARNING
                        "PNP: PS/2 appears to have AUX port disabled, "
                        "if this is incorrect please boot with "
                        "i8042.nopnp\n");
                  i8042_noaux = 1;
            } else {
                  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 */

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