+++ /dev/null
-/*
- * This file is part of the coreboot project.
- *
- * Copyright (C) 2009 coresystems GmbH
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; version 2 of
- * the License.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
- * MA 02110-1301 USA
- */
-
-#include <types.h>
-#include <stdlib.h>
-#include <console/console.h>
-#include <arch/io.h>
-#include <delay.h>
-
-#include <ec/acpi/ec.h>
-#include "m3885.h"
-
-#define TH0LOW 80
-#define TH0HIGH 85
-#define TH0CRIT 120
-#define TH1LOW 75
-#define TH1HIGH 80
-
-static u8 variables[] = {
- /* Offs, AND, OR */
- 0x08, 0x48, 0x6C, // Keyboard ScanCode Set & LED Data (kState1)
- 0x0a, 0x01, 0x00, // Keyboard Shift flags (kState3)
- 0x0c, 0x80, 0x08, // Keyboard State flags (kState5)
- 0x11, 0xff, 0x06, // Make/Break Debounce #'s (debounce)
- 0x13, 0xff, 0x00, // HotKey1 ScanCode (hotKey1)
- 0x14, 0xff, 0x00, // HotKey2 ScanCode (hotKey2)
- 0x15, 0xff, 0x3f, // HotKey3 ScanCode (hotKey3)
- 0x16, 0xff, 0x00, // HotKey4 ScanCode (hotKey4)
- 0x17, 0xff, 0x00, // HotKey5 ScanCode (hotKey5)
- 0x18, 0xff, 0x0e, // HotKey6 ScanCode (hotKey6)
- 0x19, 0xff, 0x9f, // HotKey1 Task = c5 Command Data (keyTsk1)
- 0x1a, 0xff, 0x9f, // HotKey2 Task = c5 Command Data (keyTsk2)
- 0x1b, 0xff, 0x6a, // HotKey3 Task = c5 Command Data (keyTsk3)
- 0x1c, 0xff, 0x9f, // HotKey4 Task = c5 Command Data (keyTsk4)
- 0x1d, 0xff, 0x9f, // HotKey5 Task = c5 Command Data (keyTsk5)
- 0x1e, 0xff, 0x87, // FuncKey Task = c5 Command Data (funcTsk)
- 0x1f, 0xff, 0x9f, // Delayed Task = c5 Command Data (dlyTsk1)
- 0x20, 0xff, 0x9f, // Wake-Up Task = c5 Command Data (wakeTsk)
- //
- 0x21, 0xff, 0x08, // WigglePin Pulse Width * 2.4ms (tmPulse)
- 0x24, 0xff, 0x30, // Keyboard State Flags (kState7)
- //
- 0x2b, 0xff, 0x00, //
- 0x2c, 0xff, 0x80, // Set Fn-Key 8
- 0x2d, 0xff, 0x02, // Set Fn-Key 9
- 0x2e, 0xff, 0x00, // Set Fn-Key 1-8 task (0 = SMI)
- 0x2f, 0xff, 0x00, // Set Fn-Key 9-12 task (1 = SCI)
-};
-
-static u8 matrix[] = {
- 0xc1,0xc0,0xd8,0xdb,0xbf,0x05,0x76,0xbf, // (0x00-0x07)
- 0xbf,0x80,0x78,0xbf,0xbf,0x07,0x88,0xc2, // (0x08-0x0f)
- 0x03,0x09,0xd9,0x16,0xbf,0x06,0x0e,0x81, // (0x10-0x17)
- 0xbf,0xbf,0xee,0xbf,0xbf,0x55,0x9a,0x89, // (0x18-0x1f)
- 0x1e,0x15,0x36,0xda,0xe8,0xbf,0x0d,0xbf, // (0x20-0x27)
- 0xbf,0xbf,0xbf,0xa3,0xbf,0x4e,0x66,0x8b, // (0x28-0x2f)
- 0x1d,0x2e,0xe6,0xe7,0xe5,0x1c,0x58,0xbf, // (0x30-0x37)
- 0x82,0xbf,0xf0,0xbf,0xbf,0x5b,0x5d,0x8c, // (0x38-0x3f)
- 0x22,0x25,0x2c,0x35,0xe1,0x1a,0x96,0xbf, // (0x40-0x47)
- 0xbf,0xbf,0xec,0xbf,0xbf,0x54,0xf1,0x8f, // (0x48-0x4f)
- 0x1b,0x2a,0x2b,0x32,0xe9,0x31,0x29,0x61, // (0x50-0x57)
- 0xbf,0xbf,0x8d,0xbf,0x86,0xc3,0x92,0x93, // (0x58-0x5f)
- 0x21,0x23,0x34,0x33,0x41,0xe0,0xbf,0xbf, // (0x60-0x67)
- 0xbf,0x85,0xeb,0xbf,0xb6,0xbf,0x91,0xbf, // (0x68-0x6f)
- 0x26,0x24,0x2d,0xe3,0xe2,0xe4,0xbf,0xbf, // (0x70-0x77)
- 0x87,0xbf,0xea,0xbf,0xbf,0x52,0x90,0x8e, // (0x78-0x7f)
-};
-
-static u8 function_ram[] = {
- 0x04,0xbd,0x0c,0xbe,0x7e,0x9a,0x8a,0xb6, // (0xc0-0xc3)
- 0x92,0x8f,0x93,0x8e,0x81,0x86,0x82,0x87, // (0xc4-0xc7)
- 0x8a,0x9a,0x8d,0x7e,0x88,0x84,0x7e,0x78, // (0xc8-0xcb)
- 0x77,0x07,0x77,0x98,0x89,0xb2,0x05,0x9b, // (0xcc-0xcf)
- 0x78,0x84,0x07,0x88,0x8a,0x7e,0x05,0xa6, // (0xd0-0xd3)
- 0x06,0xa7,0x04,0xa8,0x0c,0xa9,0x03,0xaa, // (0xd4-0xd7)
- 0x0b,0xc1,0x83,0xc0,0x0a,0xad,0x01,0xae, // (0xd8-0xdb)
- 0x09,0xaf,0x78,0xb0,0x07,0xb1,0x1a,0x61, // (0xdc-0xdf)
- 0x3b,0x69,0x42,0x72,0x4b,0x7a,0x3c,0x6b, // (0xe0-0xe3)
- 0x43,0x73,0x44,0x74,0x3d,0x6c,0x3e,0x75, // (0xe4-0xe7)
- 0x46,0x7d,0x3a,0x70,0x49,0x71,0x4a,0x94, // (0xe8-0xeb)
- 0x4c,0x79,0x4c,0x7c,0x45,0x7c,0x45,0x79, // (0xec-0xef)
- 0x4d,0x7b,0x5a,0x95,0x4c,0x7b,0x45,0x7b, // (0xf0-0xf3)
- 0x4d,0x79,0x4d,0x7c,0x4e,0x7b,0x54,0x95, // (0xf4-0xf7)
- 0x52,0x7c,0x45,0x94,0x4a,0x79,0xb3,0x95, // (0xf8-0xfb)
- 0xb4,0x7b,0xb5,0x7c,0x00,0x00,0x55,0x79, // (0xfc-0xff)
-};
-
-
-#define KBD_DATA 0x60
-#define KBD_SC 0x64
-
-#define KBD_IBF (1 << 1) // 1: input buffer full (data ready for ec)
-#define KBD_OBF (1 << 0) // 1: output buffer full (data ready for host)
-
-static int send_kbd_command(u8 command)
-{
- int timeout;
-
- timeout = 0x7ff;
- while ((inb(KBD_SC) & KBD_IBF) && --timeout) {
- udelay(10);
- if ((timeout & 0xff) == 0)
- printk(BIOS_SPEW, ".");
- }
- if (!timeout) {
- printk(BIOS_DEBUG, "Timeout while sending command 0x%02x to EC!\n",
- command);
- // return -1;
- }
-
- outb(command, KBD_SC);
- return 0;
-}
-
-static int send_kbd_data(u8 data)
-{
- int timeout;
-
- timeout = 0x7ff;
- while ((inb(KBD_SC) & KBD_IBF) && --timeout) { // wait for IBF = 0
- udelay(10);
- if ((timeout & 0xff) == 0)
- printk(BIOS_SPEW, ".");
- }
- if (!timeout) {
- printk(BIOS_DEBUG, "Timeout while sending data 0x%02x to EC!\n",
- data);
- // return -1;
- }
-
- outb(data, KBD_DATA);
-
- return 0;
-}
-
-
-static u8 recv_kbd_data(void)
-{
- int timeout;
- u8 data;
-
- timeout = 0x7fff;
- while (--timeout) { // Wait for OBF = 1
- if (inb(KBD_SC) & KBD_OBF) {
- break;
- }
- udelay(10);
- if ((timeout & 0xff) == 0)
- printk(BIOS_SPEW, ".");
- }
- if (!timeout) {
- printk(BIOS_DEBUG, "\nTimeout while receiving data from EC!\n");
- // return -1;
- }
-
- data = inb(KBD_DATA);
-
- return data;
-}
-
-
-static u8 m3885_get_variable(u8 index)
-{
- u8 ret;
-
- send_kbd_command(0xb8);
- send_kbd_data(index);
- send_kbd_command(0xbc);
- send_kbd_command(0xff);
- ret = recv_kbd_data();
- printk(BIOS_SPEW, "m3885: get variable %02x = %02x\n", index, ret);
- return ret;
-}
-
-static void m3885_set_variable(u8 index, u8 data)
-{
- printk(BIOS_SPEW, "m3885: set variable %02x = %02x\n", index, data);
- send_kbd_command(0xb8);
- send_kbd_data(index);
- send_kbd_command(0xbd);
- send_kbd_data(data);
-}
-
-static void m3885_set_proc_ram(u8 index, u8 data)
-{
- printk(BIOS_SPEW, "m3885: set procram %02x = %02x\n", index, data);
- send_kbd_command(0xb8);
- send_kbd_data(index);
- send_kbd_command(0xbb);
- send_kbd_data(data);
-}
-
-static u8 m3885_get_proc_ram(u8 index)
-{
- u8 ret;
-
- send_kbd_command(0xb8);
- send_kbd_data(index);
- send_kbd_command(0xba);
- // send_kbd_command(0xff);
- ret = recv_kbd_data();
- printk(BIOS_SPEW, "m3885: get procram %02x = %02x\n", index, ret);
- return ret;
-}
-
-static u8 m3885_read_port(void)
-{
- u8 reg8;
-
- reg8 = m3885_get_variable(0x0c);
- reg8 &= ~(7 << 4);
- reg8 |= (4 << 4); // bank 4
- m3885_set_variable(0x0c, reg8);
-
- /* P6YSTATE */
- return m3885_get_proc_ram(0xf8);
-}
-
-void m3885_configure_multikey(void)
-{
- int i;
- u8 reg8;
- u8 kstate5_flags, offs, maxvars;
-
- /* ram bank 0 */
- kstate5_flags = m3885_get_variable(0x0c);
- m3885_set_variable(0x0c, kstate5_flags & ~(7 << 4));
-
- /* Write Matrix to bank 0 */
- for (i=0; i < ARRAY_SIZE(matrix); i++) {
- m3885_set_proc_ram(i + 0x80, matrix[i]);
- }
-
-
- /* ram bank 2 */
- m3885_set_variable(0x0c, (kstate5_flags & (~(7 << 4))) | (2 << 4));
-
- /* Get the number of variables */
- maxvars = m3885_get_variable(0x00);
- printk(BIOS_DEBUG, "M388x has %d variables in bank 2.\n", maxvars);
- if (maxvars >= 35) {
- offs = m3885_get_variable(0x23);
- if ((offs > 0xc0) || (offs < 0x80)) {
- printk(BIOS_DEBUG, "M388x does not have a valid ram offset (0x%x)\n", offs);
- } else {
- printk(BIOS_DEBUG, "Writing Fn-Table to M388x RAM offset 0x%x\n", offs);
- for (i=0; i < ARRAY_SIZE(function_ram); i++) {
- m3885_set_proc_ram(i + offs, function_ram[i]);
- }
- }
- } else {
- printk(BIOS_DEBUG, "Could not load Function-RAM (%d).\n", maxvars);
- }
-
- // restore original bank
- m3885_set_variable(0x0c, kstate5_flags);
- maxvars = m3885_get_variable(0x00);
- printk(BIOS_DEBUG, "M388x has %d variables in original bank.\n", maxvars);
- for (i=0; i<ARRAY_SIZE(variables); i+=3) {
- if(variables[i + 0] > maxvars)
- continue;
- reg8 = m3885_get_variable(variables[i + 0]);
- reg8 &= ~(variables[i + 1]);
- reg8 |= variables[i + 2]; // & ~variables[i + 1];
- m3885_set_variable(variables[i + 0], reg8);
- }
-
- /* OEM Init */
-
- /* Set Bank 1 */
- m3885_set_variable(0x0c, (kstate5_flags & ~(7 << 4)) | (1 << 4));
-
- /* Set SMI# at P5.1 */
- /* SMI Control -> p5.1 = EXTSMI# */
- m3885_set_proc_ram(0xff, 0xc1);
-
- /* Set Fn-Key Task 0 -> SMI#/SCI */
- m3885_set_proc_ram(0x6d, 0x81);
-
- /* Set Fn-Key Task 1 -> SCI */
- m3885_set_proc_ram(0x6c, 0x80);
-
- /* Number of Thermal Sensors */
- m3885_set_proc_ram(0xf2, 0x02);
-
- /* Critical Task */
- m3885_set_proc_ram(0xf3, 0x5d);
-
- /* Thermal Polling Period */
- m3885_set_proc_ram(0xf9, 0x0a);
-
- /* ReadPort */
- // m3885_set_variable(0x0c, (kstate5_flags & ~(7 << 4)) | (4 << 4));
-
- /* AC PRESN# */
- if (m3885_read_port() & (1 << 0))
- reg8 = 0x8a;
- else
- reg8 = 0x9a;
- m3885_set_proc_ram(0xd0, reg8); // P60SPEC
-
- /* SENSE1# */
- if (m3885_read_port() & (1 << 2))
- reg8 = 0x8a;
- else
- reg8 = 0x9a;
- m3885_set_proc_ram(0xd2, reg8); // P62SPEC
-
- /* SENSE2# */
- if (m3885_read_port() & (1 << 3))
- reg8 = 0x8a;
- else
- reg8 = 0x9a;
- m3885_set_proc_ram(0xd3, reg8); // P63SPEC
-
- /* Low Active Port */
- m3885_set_proc_ram(0xd1, 0x88); // P61SPEC
- m3885_set_proc_ram(0xd6, 0x88); // P66SPEC
- m3885_set_proc_ram(0xd7, 0x88); // P67SPEC
-
- /* High Active Port */
- m3885_set_proc_ram(0xd4, 0x98); // P64SPEC
- m3885_set_proc_ram(0xd5, 0x98); // P65SPEC
-
- /* Set P60TASK-P67TASK */
- /* SCI */
- m3885_set_proc_ram(0xda, 0x80); // P62TASK SENSE1#
- m3885_set_proc_ram(0xdb, 0x80); // P63TASK SENSE2#
- m3885_set_proc_ram(0xdd, 0x80); // P65TASK PROCHOT
- m3885_set_proc_ram(0xde, 0x80); // P65TASK THERMTRIP#
- m3885_set_proc_ram(0xdf, 0x80); // P65TASK PME#
- /* SMI/SCI */
- m3885_set_proc_ram(0xd8, 0x81); // P60TASK, AC_PRESN#
- m3885_set_proc_ram(0xd9, 0x81); // P61TASK, LID#
- m3885_set_proc_ram(0xdc, 0x81); // P64TASK, FDD/LPT#
-
- /* Thermal */
- /* Bank 5 */
- m3885_set_variable(0x0c, (kstate5_flags & ~(7 << 4)) | (5 << 4));
-
- /* Thermal 0: Active cooling, Speed Step Down */
- m3885_set_proc_ram(0x81, 0x9c); // THRM0
- m3885_set_proc_ram(0x82, 0x01); // THRM0 CMD
- m3885_set_proc_ram(0x84, TH0LOW); // THRM0 LOW
- m3885_set_proc_ram(0x85, TH0HIGH); // THRM0 HIGH
- m3885_set_proc_ram(0x86, 0x81); // Set Task SMI#/SCI
- m3885_set_proc_ram(0x87, TH0CRIT); // THRM0 CRIT
-
- /* Thermal 1: Passive cooling, Fan On */
- m3885_set_proc_ram(0x89, 0x9c); // THRM1
- m3885_set_proc_ram(0x8a, 0x01); // THRM1 CMD
- m3885_set_proc_ram(0x8c, TH1LOW); // THRM1 LOW
- m3885_set_proc_ram(0x8d, TH1HIGH); // THRM1 HIGH
- m3885_set_proc_ram(0x8e, 0x81); // Set Task SMI#/SCI
-
- /* Switch Task to SMI */
- udelay(100 * 1000); // 100ms
- outb(KBD_SC, 0xca);
- udelay(100 * 1000); // 100ms
- outb(KBD_DATA, 0x17);
-
- /* Set P22 to high level, keyboard backlight default off */
- udelay(100 * 1000); // 100ms
- outb(KBD_SC, 0xc5);
- udelay(100 * 1000); // 100ms
- outb(KBD_DATA, 0x4a);
-}
-
-u8 m3885_gpio(u8 value)
-{
-#if 0
- int timeout;
-#endif
-
- /* First write data */
- ec_write(M3885_CMDAT1, value);
-
- /* Issue command: ACCESS GPIO */
- ec_write(M3885_CMCMD, 0xc5);
-
-#if 0
- /* CMCMD is 0 when the command is completed */
- timeout = 0xf;
- while (ec_read(M3885_CMCMD) && --timeout) {
- udelay(10);
- printk(BIOS_DEBUG, ".");
- }
- if (!timeout) {
- printk(BIOS_DEBUG, "\nTimeout while waiting for M3885 command!\n");
- }
-
- /* If it was a read function: Pin state */
- return ec_read(M3885_CMDAT1);
-#else
- return 0;
-#endif
-}
-
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