#include <fdtdec.h>
#include <ide.h>
#include <initcall.h>
-#ifdef CONFIG_PS2KBD
-#include <keyboard.h>
-#endif
#if defined(CONFIG_CMD_KGDB)
#include <kgdb.h>
#endif
}
#endif
-#ifdef CONFIG_PS2KBD
-static int initr_kbd(void)
-{
- puts("PS/2: ");
- kbd_init();
- return 0;
-}
-#endif
-
static int run_main_loop(void)
{
#ifdef CONFIG_SANDBOX
#endif
#if defined(CONFIG_PRAM)
initr_mem,
-#endif
-#ifdef CONFIG_PS2KBD
- initr_kbd,
#endif
run_main_loop,
};
obj-$(CONFIG_TWL4030_INPUT) += twl4030.o
obj-$(CONFIG_TWL6030_INPUT) += twl6030.o
obj-$(CONFIG_CROS_EC_KEYB) += cros_ec_keyb.o
-ifdef CONFIG_PS2KBD
-obj-y += keyboard.o pc_keyb.o
-obj-$(CONFIG_PS2MULT) += ps2mult.o ps2ser.o
-endif
obj-y += input.o
obj-$(CONFIG_$(SPL_)OF_CONTROL) += key_matrix.o
+++ /dev/null
-/***********************************************************************
- *
- * (C) Copyright 2004
- * DENX Software Engineering
- * Wolfgang Denk, wd@denx.de
- *
- * Keyboard driver
- *
- ***********************************************************************/
-
-#include <common.h>
-#include <console.h>
-#include <input.h>
-
-#include <stdio_dev.h>
-#include <keyboard.h>
-#include <stdio_dev.h>
-
-static struct input_config config;
-
-static int kbd_read_keys(struct input_config *config)
-{
-#if defined(CONFIG_ARCH_MPC8540) || \
- defined(CONFIG_ARCH_MPC8541) || defined(CONFIG_ARCH_MPC8555)
- /* no ISR is used, so received chars must be polled */
- ps2ser_check();
-#endif
-
- return 1;
-}
-
-static int check_leds(int ret)
-{
- int leds;
-
- leds = input_leds_changed(&config);
- if (leds >= 0)
- pckbd_leds(leds);
-
- return ret;
-}
-
-/* test if a character is in the queue */
-static int kbd_testc(struct stdio_dev *dev)
-{
- return check_leds(input_tstc(&config));
-}
-
-/* gets the character from the queue */
-static int kbd_getc(struct stdio_dev *dev)
-{
- return check_leds(input_getc(&config));
-}
-
-void handle_scancode(unsigned char scan_code)
-{
- bool release = false;
-
- /* Compare with i8042_kbd_check() in i8042.c if some logic is missing */
- if (scan_code & 0x80) {
- scan_code &= 0x7f;
- release = true;
- }
-
- input_add_keycode(&config, scan_code, release);
-}
-
-/* TODO: convert to driver model */
-int kbd_init (void)
-{
- struct stdio_dev kbddev;
- struct input_config *input = &config;
-
- if(kbd_init_hw()==-1)
- return -1;
- memset (&kbddev, 0, sizeof(kbddev));
- strcpy(kbddev.name, "kbd");
- kbddev.flags = DEV_FLAGS_INPUT;
- kbddev.getc = kbd_getc;
- kbddev.tstc = kbd_testc;
-
- input_init(input, 0);
- input->read_keys = kbd_read_keys;
- input_add_tables(input, true);
-
- return input_stdio_register(&kbddev);
-}
+++ /dev/null
-/***********************************************************************
- *
- * (C) Copyright 2004
- * DENX Software Engineering
- * Wolfgang Denk, wd@denx.de
- *
- * PS/2 keyboard driver
- *
- * Originally from linux source (drivers/char/pc_keyb.c)
- *
- ***********************************************************************/
-
-#include <common.h>
-
-#include <keyboard.h>
-#include <pc_keyb.h>
-
-#undef KBG_DEBUG
-
-#ifdef KBG_DEBUG
-#define PRINTF(fmt,args...) printf (fmt ,##args)
-#else
-#define PRINTF(fmt,args...)
-#endif
-
-
-/*
- * This reads the keyboard status port, and does the
- * appropriate action.
- *
- */
-static unsigned char handle_kbd_event(void)
-{
- unsigned char status = kbd_read_status();
- unsigned int work = 10000;
-
- while ((--work > 0) && (status & KBD_STAT_OBF)) {
- unsigned char scancode;
-
- scancode = kbd_read_input();
-
- /* Error bytes must be ignored to make the
- Synaptics touchpads compaq use work */
- /* Ignore error bytes */
- if (!(status & (KBD_STAT_GTO | KBD_STAT_PERR))) {
- if (status & KBD_STAT_MOUSE_OBF)
- ; /* not supported: handle_mouse_event(scancode); */
- else
- handle_scancode(scancode);
- }
- status = kbd_read_status();
- }
- if (!work)
- PRINTF("pc_keyb: controller jammed (0x%02X).\n", status);
- return status;
-}
-
-
-static int kbd_read_data(void)
-{
- int val;
- unsigned char status;
-
- val = -1;
- status = kbd_read_status();
- if (status & KBD_STAT_OBF) {
- val = kbd_read_input();
- if (status & (KBD_STAT_GTO | KBD_STAT_PERR))
- val = -2;
- }
- return val;
-}
-
-static int kbd_wait_for_input(void)
-{
- unsigned long timeout;
- int val;
-
- timeout = KBD_TIMEOUT;
- val=kbd_read_data();
- while(val < 0) {
- if(timeout--==0)
- return -1;
- udelay(1000);
- val=kbd_read_data();
- }
- return val;
-}
-
-
-static int kb_wait(void)
-{
- unsigned long timeout = KBC_TIMEOUT * 10;
-
- do {
- unsigned char status = handle_kbd_event();
- if (!(status & KBD_STAT_IBF))
- return 0; /* ok */
- udelay(1000);
- timeout--;
- } while (timeout);
- return 1;
-}
-
-static void kbd_write_command_w(int data)
-{
- if(kb_wait())
- PRINTF("timeout in kbd_write_command_w\n");
- kbd_write_command(data);
-}
-
-static void kbd_write_output_w(int data)
-{
- if(kb_wait())
- PRINTF("timeout in kbd_write_output_w\n");
- kbd_write_output(data);
-}
-
-static void kbd_send_data(unsigned char data)
-{
- kbd_write_output_w(data);
- kbd_wait_for_input();
-}
-
-
-static char * kbd_initialize(void)
-{
- int status;
-
- /*
- * Test the keyboard interface.
- * This seems to be the only way to get it going.
- * If the test is successful a x55 is placed in the input buffer.
- */
- kbd_write_command_w(KBD_CCMD_SELF_TEST);
- if (kbd_wait_for_input() != 0x55)
- return "Kbd: failed self test";
- /*
- * Perform a keyboard interface test. This causes the controller
- * to test the keyboard clock and data lines. The results of the
- * test are placed in the input buffer.
- */
- kbd_write_command_w(KBD_CCMD_KBD_TEST);
- if (kbd_wait_for_input() != 0x00)
- return "Kbd: interface failed self test";
- /*
- * Enable the keyboard by allowing the keyboard clock to run.
- */
- kbd_write_command_w(KBD_CCMD_KBD_ENABLE);
-
- /*
- * Reset keyboard. If the read times out
- * then the assumption is that no keyboard is
- * plugged into the machine.
- * This defaults the keyboard to scan-code set 2.
- *
- * Set up to try again if the keyboard asks for RESEND.
- */
- do {
- kbd_write_output_w(KBD_CMD_RESET);
- status = kbd_wait_for_input();
- if (status == KBD_REPLY_ACK)
- break;
- if (status != KBD_REPLY_RESEND) {
- PRINTF("status: %X\n",status);
- return "Kbd: reset failed, no ACK";
- }
- } while (1);
- if (kbd_wait_for_input() != KBD_REPLY_POR)
- return "Kbd: reset failed, no POR";
-
- /*
- * Set keyboard controller mode. During this, the keyboard should be
- * in the disabled state.
- *
- * Set up to try again if the keyboard asks for RESEND.
- */
- do {
- kbd_write_output_w(KBD_CMD_DISABLE);
- status = kbd_wait_for_input();
- if (status == KBD_REPLY_ACK)
- break;
- if (status != KBD_REPLY_RESEND)
- return "Kbd: disable keyboard: no ACK";
- } while (1);
-
- kbd_write_command_w(KBD_CCMD_WRITE_MODE);
- kbd_write_output_w(KBD_MODE_KBD_INT
- | KBD_MODE_SYS
- | KBD_MODE_DISABLE_MOUSE
- | KBD_MODE_KCC);
-
- /* AMCC powerpc portables need this to use scan-code set 1 -- Cort */
- kbd_write_command_w(KBD_CCMD_READ_MODE);
- if (!(kbd_wait_for_input() & KBD_MODE_KCC)) {
- /*
- * If the controller does not support conversion,
- * Set the keyboard to scan-code set 1.
- */
- kbd_write_output_w(0xF0);
- kbd_wait_for_input();
- kbd_write_output_w(0x01);
- kbd_wait_for_input();
- }
- kbd_write_output_w(KBD_CMD_ENABLE);
- if (kbd_wait_for_input() != KBD_REPLY_ACK)
- return "Kbd: enable keyboard: no ACK";
-
- /*
- * Finally, set the typematic rate to maximum.
- */
- kbd_write_output_w(KBD_CMD_SET_RATE);
- if (kbd_wait_for_input() != KBD_REPLY_ACK)
- return "Kbd: Set rate: no ACK";
- kbd_write_output_w(0x00);
- if (kbd_wait_for_input() != KBD_REPLY_ACK)
- return "Kbd: Set rate: no ACK";
- return NULL;
-}
-
-static void kbd_interrupt(void *dev_id)
-{
- handle_kbd_event();
-}
-
-/******************************************************************
- * Init
- ******************************************************************/
-
-int kbd_init_hw(void)
-{
- char* result;
-
- kbd_request_region();
-
- result=kbd_initialize();
- if (result==NULL) {
- PRINTF("AT Keyboard initialized\n");
- kbd_request_irq(kbd_interrupt);
- return (1);
- } else {
- printf("%s\n",result);
- return (-1);
- }
-}
-
-void pckbd_leds(unsigned char leds)
-{
- kbd_send_data(KBD_CMD_SET_LEDS);
- kbd_send_data(leds);
-}
+++ /dev/null
-/***********************************************************************
- *
- * (C) Copyright 2004
- * DENX Software Engineering
- * Wolfgang Denk, wd@denx.de
- *
- * PS/2 multiplexer driver
- *
- * Originally from linux source (drivers/char/ps2mult.c)
- *
- * Uses simple serial driver (ps2ser.c) to access the multiplexer
- * Used by PS/2 keyboard driver (pc_keyb.c)
- *
- ***********************************************************************/
-
-#include <common.h>
-
-#include <pc_keyb.h>
-#include <asm/atomic.h>
-#include <ps2mult.h>
-
-/* #define DEBUG_MULT */
-/* #define DEBUG_KEYB */
-
-#define KBD_STAT_DEFAULT (KBD_STAT_SELFTEST | KBD_STAT_UNLOCKED)
-
-#define PRINTF(format, args...) printf("ps2mult.c: " format, ## args)
-
-#ifdef DEBUG_MULT
-#define PRINTF_MULT(format, args...) printf("PS2MULT: " format, ## args)
-#else
-#define PRINTF_MULT(format, args...)
-#endif
-
-#ifdef DEBUG_KEYB
-#define PRINTF_KEYB(format, args...) printf("KEYB: " format, ## args)
-#else
-#define PRINTF_KEYB(format, args...)
-#endif
-
-
-static ulong start_time;
-static int init_done = 0;
-
-static int received_escape = 0;
-static int received_bsync = 0;
-static int received_selector = 0;
-
-static int kbd_command_active = 0;
-static int mouse_command_active = 0;
-static int ctl_command_active = 0;
-
-static u_char command_byte = 0;
-
-static void (*keyb_handler)(void *dev_id);
-
-static u_char ps2mult_buf [PS2BUF_SIZE];
-static atomic_t ps2mult_buf_cnt;
-static int ps2mult_buf_in_idx;
-static int ps2mult_buf_out_idx;
-
-static u_char ps2mult_buf_status [PS2BUF_SIZE];
-
-#ifndef CONFIG_BOARD_EARLY_INIT_R
-#error #define CONFIG_BOARD_EARLY_INIT_R and call ps2mult_early_init() in board_early_init_r()
-#endif
-void ps2mult_early_init (void)
-{
- start_time = get_timer(0);
-}
-
-static void ps2mult_send_byte(u_char byte, u_char sel)
-{
- ps2ser_putc(sel);
-
- if (sel == PS2MULT_KB_SELECTOR) {
- PRINTF_MULT("0x%02x send KEYBOARD\n", byte);
- kbd_command_active = 1;
- } else {
- PRINTF_MULT("0x%02x send MOUSE\n", byte);
- mouse_command_active = 1;
- }
-
- switch (byte) {
- case PS2MULT_ESCAPE:
- case PS2MULT_BSYNC:
- case PS2MULT_KB_SELECTOR:
- case PS2MULT_MS_SELECTOR:
- case PS2MULT_SESSION_START:
- case PS2MULT_SESSION_END:
- ps2ser_putc(PS2MULT_ESCAPE);
- break;
- default:
- break;
- }
-
- ps2ser_putc(byte);
-}
-
-static void ps2mult_receive_byte(u_char byte, u_char sel)
-{
- u_char status = KBD_STAT_DEFAULT;
-
-#if 1 /* Ignore mouse in U-Boot */
- if (sel == PS2MULT_MS_SELECTOR) return;
-#endif
-
- if (sel == PS2MULT_KB_SELECTOR) {
- if (kbd_command_active) {
- if (!received_bsync) {
- PRINTF_MULT("0x%02x lost KEYBOARD !!!\n", byte);
- return;
- } else {
- kbd_command_active = 0;
- received_bsync = 0;
- }
- }
- PRINTF_MULT("0x%02x receive KEYBOARD\n", byte);
- status |= KBD_STAT_IBF | KBD_STAT_OBF;
- } else {
- if (mouse_command_active) {
- if (!received_bsync) {
- PRINTF_MULT("0x%02x lost MOUSE !!!\n", byte);
- return;
- } else {
- mouse_command_active = 0;
- received_bsync = 0;
- }
- }
- PRINTF_MULT("0x%02x receive MOUSE\n", byte);
- status |= KBD_STAT_IBF | KBD_STAT_OBF | KBD_STAT_MOUSE_OBF;
- }
-
- if (atomic_read(&ps2mult_buf_cnt) < PS2BUF_SIZE) {
- ps2mult_buf_status[ps2mult_buf_in_idx] = status;
- ps2mult_buf[ps2mult_buf_in_idx++] = byte;
- ps2mult_buf_in_idx &= (PS2BUF_SIZE - 1);
- atomic_inc(&ps2mult_buf_cnt);
- } else {
- PRINTF("buffer overflow\n");
- }
-
- if (received_bsync) {
- PRINTF("unexpected BSYNC\n");
- received_bsync = 0;
- }
-}
-
-void ps2mult_callback (int in_cnt)
-{
- int i;
- u_char byte;
- static int keyb_handler_active = 0;
-
- if (!init_done) {
- return;
- }
-
- for (i = 0; i < in_cnt; i ++) {
- byte = ps2ser_getc();
-
- if (received_escape) {
- ps2mult_receive_byte(byte, received_selector);
- received_escape = 0;
- } else switch (byte) {
- case PS2MULT_ESCAPE:
- PRINTF_MULT("ESCAPE receive\n");
- received_escape = 1;
- break;
-
- case PS2MULT_BSYNC:
- PRINTF_MULT("BSYNC receive\n");
- received_bsync = 1;
- break;
-
- case PS2MULT_KB_SELECTOR:
- case PS2MULT_MS_SELECTOR:
- PRINTF_MULT("%s receive\n",
- byte == PS2MULT_KB_SELECTOR ? "KB_SEL" : "MS_SEL");
- received_selector = byte;
- break;
-
- case PS2MULT_SESSION_START:
- case PS2MULT_SESSION_END:
- PRINTF_MULT("%s receive\n",
- byte == PS2MULT_SESSION_START ?
- "SESSION_START" : "SESSION_END");
- break;
-
- default:
- ps2mult_receive_byte(byte, received_selector);
- }
- }
-
- if (keyb_handler && !keyb_handler_active &&
- atomic_read(&ps2mult_buf_cnt)) {
- keyb_handler_active = 1;
- keyb_handler(NULL);
- keyb_handler_active = 0;
- }
-}
-
-u_char ps2mult_read_status(void)
-{
- u_char byte;
-
- if (atomic_read(&ps2mult_buf_cnt) == 0) {
- ps2ser_check();
- }
-
- if (atomic_read(&ps2mult_buf_cnt)) {
- byte = ps2mult_buf_status[ps2mult_buf_out_idx];
- } else {
- byte = KBD_STAT_DEFAULT;
- }
- PRINTF_KEYB("read_status()=0x%02x\n", byte);
- return byte;
-}
-
-u_char ps2mult_read_input(void)
-{
- u_char byte = 0;
-
- if (atomic_read(&ps2mult_buf_cnt) == 0) {
- ps2ser_check();
- }
-
- if (atomic_read(&ps2mult_buf_cnt)) {
- byte = ps2mult_buf[ps2mult_buf_out_idx++];
- ps2mult_buf_out_idx &= (PS2BUF_SIZE - 1);
- atomic_dec(&ps2mult_buf_cnt);
- }
- PRINTF_KEYB("read_input()=0x%02x\n", byte);
- return byte;
-}
-
-void ps2mult_write_output(u_char val)
-{
- int i;
-
- PRINTF_KEYB("write_output(0x%02x)\n", val);
-
- for (i = 0; i < KBD_TIMEOUT; i++) {
- if (!kbd_command_active && !mouse_command_active) {
- break;
- }
- udelay(1000);
- ps2ser_check();
- }
-
- if (kbd_command_active) {
- PRINTF("keyboard command not acknoledged\n");
- kbd_command_active = 0;
- }
-
- if (mouse_command_active) {
- PRINTF("mouse command not acknoledged\n");
- mouse_command_active = 0;
- }
-
- if (ctl_command_active) {
- switch (ctl_command_active) {
- case KBD_CCMD_WRITE_MODE:
- /* Scan code conversion not supported */
- command_byte = val & ~KBD_MODE_KCC;
- break;
-
- case KBD_CCMD_WRITE_AUX_OBUF:
- ps2mult_receive_byte(val, PS2MULT_MS_SELECTOR);
- break;
-
- case KBD_CCMD_WRITE_MOUSE:
- ps2mult_send_byte(val, PS2MULT_MS_SELECTOR);
- break;
-
- default:
- PRINTF("invalid controller command\n");
- break;
- }
-
- ctl_command_active = 0;
- return;
- }
-
- ps2mult_send_byte(val, PS2MULT_KB_SELECTOR);
-}
-
-void ps2mult_write_command(u_char val)
-{
- ctl_command_active = 0;
-
- PRINTF_KEYB("write_command(0x%02x)\n", val);
-
- switch (val) {
- case KBD_CCMD_READ_MODE:
- ps2mult_receive_byte(command_byte, PS2MULT_KB_SELECTOR);
- break;
-
- case KBD_CCMD_WRITE_MODE:
- ctl_command_active = val;
- break;
-
- case KBD_CCMD_MOUSE_DISABLE:
- break;
-
- case KBD_CCMD_MOUSE_ENABLE:
- break;
-
- case KBD_CCMD_SELF_TEST:
- ps2mult_receive_byte(0x55, PS2MULT_KB_SELECTOR);
- break;
-
- case KBD_CCMD_KBD_TEST:
- ps2mult_receive_byte(0x00, PS2MULT_KB_SELECTOR);
- break;
-
- case KBD_CCMD_KBD_DISABLE:
- break;
-
- case KBD_CCMD_KBD_ENABLE:
- break;
-
- case KBD_CCMD_WRITE_AUX_OBUF:
- ctl_command_active = val;
- break;
-
- case KBD_CCMD_WRITE_MOUSE:
- ctl_command_active = val;
- break;
-
- default:
- PRINTF("invalid controller command\n");
- break;
- }
-}
-
-static int ps2mult_getc_w (void)
-{
- int res = -1;
- int i;
-
- for (i = 0; i < KBD_TIMEOUT; i++) {
- if (ps2ser_check()) {
- res = ps2ser_getc();
- break;
- }
- udelay(1000);
- }
-
- switch (res) {
- case PS2MULT_KB_SELECTOR:
- case PS2MULT_MS_SELECTOR:
- received_selector = res;
- break;
- default:
- break;
- }
-
- return res;
-}
-
-int ps2mult_init (void)
-{
- int byte;
- int kbd_found = 0;
- int mouse_found = 0;
-
- while (get_timer(start_time) < CONFIG_PS2MULT_DELAY);
-
- ps2ser_init();
-
- ps2ser_putc(PS2MULT_SESSION_START);
-
- ps2ser_putc(PS2MULT_KB_SELECTOR);
- ps2ser_putc(KBD_CMD_RESET);
-
- do {
- byte = ps2mult_getc_w();
- } while (byte >= 0 && byte != KBD_REPLY_ACK);
-
- if (byte == KBD_REPLY_ACK) {
- byte = ps2mult_getc_w();
- if (byte == 0xaa) {
- kbd_found = 1;
- puts("keyboard");
- }
- }
-
- if (!kbd_found) {
- while (byte >= 0) {
- byte = ps2mult_getc_w();
- }
- }
-
-#if 1 /* detect mouse */
- ps2ser_putc(PS2MULT_MS_SELECTOR);
- ps2ser_putc(AUX_RESET);
-
- do {
- byte = ps2mult_getc_w();
- } while (byte >= 0 && byte != AUX_ACK);
-
- if (byte == AUX_ACK) {
- byte = ps2mult_getc_w();
- if (byte == 0xaa) {
- byte = ps2mult_getc_w();
- if (byte == 0x00) {
- mouse_found = 1;
- puts(", mouse");
- }
- }
- }
-
- if (!mouse_found) {
- while (byte >= 0) {
- byte = ps2mult_getc_w();
- }
- }
-#endif
-
- if (mouse_found || kbd_found) {
- if (!received_selector) {
- if (mouse_found) {
- received_selector = PS2MULT_MS_SELECTOR;
- } else {
- received_selector = PS2MULT_KB_SELECTOR;
- }
- }
-
- init_done = 1;
- } else {
- puts("No device found");
- }
-
- puts("\n");
-
-#if 0 /* for testing */
- {
- int i;
- u_char key[] = {
- 0x1f, 0x12, 0x14, 0x12, 0x31, 0x2f, 0x39, /* setenv */
- 0x1f, 0x14, 0x20, 0x17, 0x31, 0x39, /* stdin */
- 0x1f, 0x12, 0x13, 0x17, 0x1e, 0x26, 0x1c, /* serial */
- };
-
- for (i = 0; i < sizeof (key); i++) {
- ps2mult_receive_byte (key[i], PS2MULT_KB_SELECTOR);
- ps2mult_receive_byte (key[i] | 0x80, PS2MULT_KB_SELECTOR);
- }
- }
-#endif
-
- return init_done ? 0 : -1;
-}
-
-int ps2mult_request_irq(void (*handler)(void *))
-{
- keyb_handler = handler;
-
- return 0;
-}
+++ /dev/null
-/***********************************************************************
- *
- * (C) Copyright 2004-2009
- * DENX Software Engineering
- * Wolfgang Denk, wd@denx.de
- *
- * Simple 16550A serial driver
- *
- * Originally from linux source (drivers/char/ps2ser.c)
- *
- * Used by the PS/2 multiplexer driver (ps2mult.c)
- *
- ***********************************************************************/
-
-#include <common.h>
-
-#include <asm/io.h>
-#include <asm/atomic.h>
-#include <ps2mult.h>
-/* This is needed for ns16550.h */
-#ifndef CONFIG_SYS_NS16550_REG_SIZE
-#define CONFIG_SYS_NS16550_REG_SIZE 1
-#endif
-#include <ns16550.h>
-
-DECLARE_GLOBAL_DATA_PTR;
-
-/* #define DEBUG */
-
-#define PS2SER_BAUD 57600
-
-#if CONFIG_PS2SERIAL == 1
-#define COM_BASE (CONFIG_SYS_CCSRBAR+0x4500)
-#elif CONFIG_PS2SERIAL == 2
-#define COM_BASE (CONFIG_SYS_CCSRBAR+0x4600)
-#else
-#error CONFIG_PS2SERIAL must be in 1 ... 2
-#endif
-
-static int ps2ser_getc_hw(void);
-static void ps2ser_interrupt(void *dev_id);
-
-extern struct serial_state rs_table[]; /* in serial.c */
-
-static u_char ps2buf[PS2BUF_SIZE];
-static atomic_t ps2buf_cnt;
-static int ps2buf_in_idx;
-static int ps2buf_out_idx;
-
-int ps2ser_init(void)
-{
- NS16550_t com_port = (NS16550_t)COM_BASE;
-
- com_port->ier = 0x00;
- com_port->lcr = UART_LCR_BKSE | UART_LCR_8N1;
- com_port->dll = (CONFIG_SYS_NS16550_CLK / 16 / PS2SER_BAUD) & 0xff;
- com_port->dlm = ((CONFIG_SYS_NS16550_CLK / 16 / PS2SER_BAUD) >> 8) & 0xff;
- com_port->lcr = UART_LCR_8N1;
- com_port->mcr = (UART_MCR_DTR | UART_MCR_RTS);
- com_port->fcr = (UART_FCR_FIFO_EN | UART_FCR_RXSR | UART_FCR_TXSR);
-
- return (0);
-}
-
-void ps2ser_putc(int chr)
-{
- NS16550_t com_port = (NS16550_t)COM_BASE;
- debug(">>>> 0x%02x\n", chr);
-
- while ((com_port->lsr & UART_LSR_THRE) == 0);
- com_port->thr = chr;
-}
-
-static int ps2ser_getc_hw(void)
-{
- NS16550_t com_port = (NS16550_t)COM_BASE;
- int res = -1;
-
- if (com_port->lsr & UART_LSR_DR) {
- res = com_port->rbr;
- }
-
- return res;
-}
-
-int ps2ser_getc(void)
-{
- volatile int chr;
- int flags;
-
- debug("<< ");
-
- flags = disable_interrupts();
-
- do {
- if (atomic_read(&ps2buf_cnt) != 0) {
- chr = ps2buf[ps2buf_out_idx++];
- ps2buf_out_idx &= (PS2BUF_SIZE - 1);
- atomic_dec(&ps2buf_cnt);
- } else {
- chr = ps2ser_getc_hw();
- }
- }
- while (chr < 0);
-
- if (flags)
- enable_interrupts();
-
- debug("0x%02x\n", chr);
-
- return chr;
-}
-
-int ps2ser_check(void)
-{
- int flags;
-
- flags = disable_interrupts();
- ps2ser_interrupt(NULL);
- if (flags) enable_interrupts();
-
- return atomic_read(&ps2buf_cnt);
-}
-
-static void ps2ser_interrupt(void *dev_id)
-{
- NS16550_t com_port = (NS16550_t)COM_BASE;
- int chr;
- int status;
-
- do {
- chr = ps2ser_getc_hw();
- status = com_port->lsr;
- if (chr < 0) continue;
-
- if (atomic_read(&ps2buf_cnt) < PS2BUF_SIZE) {
- ps2buf[ps2buf_in_idx++] = chr;
- ps2buf_in_idx &= (PS2BUF_SIZE - 1);
- atomic_inc(&ps2buf_cnt);
- } else {
- printf ("ps2ser.c: buffer overflow\n");
- }
- } while (status & UART_LSR_DR);
- if (atomic_read(&ps2buf_cnt)) {
- ps2mult_callback(atomic_read(&ps2buf_cnt));
- }
-}
#ifndef __KEYBOARD_H
#define __KEYBOARD_H
-#ifdef CONFIG_DM_KEYBOARD
#include <input.h>
#include <stdio_dev.h>
#define keyboard_get_ops(dev) ((struct keyboard_ops *)(dev)->driver->ops)
-#else
-
-#ifdef CONFIG_PS2MULT
-#include <ps2mult.h>
-#endif
-
-#if !defined(kbd_request_region) || \
- !defined(kbd_request_irq) || \
- !defined(kbd_read_input) || \
- !defined(kbd_read_status) || \
- !defined(kbd_write_output) || \
- !defined(kbd_write_command)
-#error PS/2 low level routines not defined
-#endif
-
-extern int kbd_init (void);
-extern void handle_scancode(unsigned char scancode);
-extern int kbd_init_hw(void);
-extern void pckbd_leds(unsigned char leds);
-#endif /* !CONFIG_DM_KEYBOARD */
-
-#if defined(CONFIG_ARCH_MPC8540) || \
- defined(CONFIG_ARCH_MPC8541) || defined(CONFIG_ARCH_MPC8555)
-int ps2ser_check(void);
-#endif
-
#endif /* __KEYBOARD_H */
+++ /dev/null
-/*
- * include/linux/pc_keyb.h
- *
- * PC Keyboard And Keyboard Controller
- *
- * (c) 1997 Martin Mares <mj@atrey.karlin.mff.cuni.cz>
- */
-
-/*
- * Configuration Switches
- */
-#undef KBD_REPORT_ERR /* Report keyboard errors */
-#define KBD_REPORT_UNKN /* Report unknown scan codes */
-#define KBD_REPORT_TIMEOUTS /* Report keyboard timeouts */
-#undef KBD_IS_FOCUS_9000 /* We have the brain-damaged FOCUS-9000 keyboard */
-#undef INITIALIZE_MOUSE /* Define if your PS/2 mouse needs initialization. */
-
-#define KBD_INIT_TIMEOUT 1000 /* Timeout in ms for initializing the keyboard */
-#define KBC_TIMEOUT 250 /* Timeout in ms for sending to keyboard controller */
-#define KBD_TIMEOUT 1000 /* Timeout in ms for keyboard command acknowledge */
-
-/*
- * Internal variables of the driver
- */
-extern unsigned char pckbd_read_mask;
-extern unsigned char aux_device_present;
-
-/*
- * Keyboard Controller Registers on normal PCs.
- */
-#define KBD_STATUS_REG 0x64 /* Status register (R) */
-#define KBD_CNTL_REG 0x64 /* Controller command register (W) */
-#define KBD_DATA_REG 0x60 /* Keyboard data register (R/W) */
-
-/*
- * Keyboard Controller Commands
- */
-#define KBD_CCMD_READ_MODE 0x20 /* Read mode bits */
-#define KBD_CCMD_WRITE_MODE 0x60 /* Write mode bits */
-#define KBD_CCMD_GET_VERSION 0xA1 /* Get controller version */
-#define KBD_CCMD_MOUSE_DISABLE 0xA7 /* Disable mouse interface */
-#define KBD_CCMD_MOUSE_ENABLE 0xA8 /* Enable mouse interface */
-#define KBD_CCMD_TEST_MOUSE 0xA9 /* Mouse interface test */
-#define KBD_CCMD_SELF_TEST 0xAA /* Controller self test */
-#define KBD_CCMD_KBD_TEST 0xAB /* Keyboard interface test */
-#define KBD_CCMD_KBD_DISABLE 0xAD /* Keyboard interface disable */
-#define KBD_CCMD_KBD_ENABLE 0xAE /* Keyboard interface enable */
-#define KBD_CCMD_WRITE_AUX_OBUF 0xD3 /* Write to output buffer as if
- initiated by the auxiliary device */
-#define KBD_CCMD_WRITE_MOUSE 0xD4 /* Write the following byte to the mouse */
-
-/*
- * Keyboard Commands
- */
-#define KBD_CMD_SET_LEDS 0xED /* Set keyboard leds */
-#define KBD_CMD_SET_RATE 0xF3 /* Set typematic rate */
-#define KBD_CMD_ENABLE 0xF4 /* Enable scanning */
-#define KBD_CMD_DISABLE 0xF5 /* Disable scanning */
-#define KBD_CMD_RESET 0xFF /* Reset */
-
-/*
- * Keyboard Replies
- */
-#define KBD_REPLY_POR 0xAA /* Power on reset */
-#define KBD_REPLY_ACK 0xFA /* Command ACK */
-#define KBD_REPLY_RESEND 0xFE /* Command NACK, send the cmd again */
-
-/*
- * Status Register Bits
- */
-#define KBD_STAT_OBF 0x01 /* Keyboard output buffer full */
-#define KBD_STAT_IBF 0x02 /* Keyboard input buffer full */
-#define KBD_STAT_SELFTEST 0x04 /* Self test successful */
-#define KBD_STAT_CMD 0x08 /* Last write was a command write (0=data) */
-#define KBD_STAT_UNLOCKED 0x10 /* Zero if keyboard locked */
-#define KBD_STAT_MOUSE_OBF 0x20 /* Mouse output buffer full */
-#define KBD_STAT_GTO 0x40 /* General receive/xmit timeout */
-#define KBD_STAT_PERR 0x80 /* Parity error */
-
-#define AUX_STAT_OBF (KBD_STAT_OBF | KBD_STAT_MOUSE_OBF)
-
-/*
- * Controller Mode Register Bits
- */
-#define KBD_MODE_KBD_INT 0x01 /* Keyboard data generate IRQ1 */
-#define KBD_MODE_MOUSE_INT 0x02 /* Mouse data generate IRQ12 */
-#define KBD_MODE_SYS 0x04 /* The system flag (?) */
-#define KBD_MODE_NO_KEYLOCK 0x08 /* The keylock doesn't affect the keyboard if set */
-#define KBD_MODE_DISABLE_KBD 0x10 /* Disable keyboard interface */
-#define KBD_MODE_DISABLE_MOUSE 0x20 /* Disable mouse interface */
-#define KBD_MODE_KCC 0x40 /* Scan code conversion to PC format */
-#define KBD_MODE_RFU 0x80
-
-/*
- * Mouse Commands
- */
-#define AUX_SET_RES 0xE8 /* Set resolution */
-#define AUX_SET_SCALE11 0xE6 /* Set 1:1 scaling */
-#define AUX_SET_SCALE21 0xE7 /* Set 2:1 scaling */
-#define AUX_GET_SCALE 0xE9 /* Get scaling factor */
-#define AUX_SET_STREAM 0xEA /* Set stream mode */
-#define AUX_SET_SAMPLE 0xF3 /* Set sample rate */
-#define AUX_ENABLE_DEV 0xF4 /* Enable aux device */
-#define AUX_DISABLE_DEV 0xF5 /* Disable aux device */
-#define AUX_RESET 0xFF /* Reset aux device */
-#define AUX_ACK 0xFA /* Command byte ACK. */
-
-#define AUX_BUF_SIZE 2048 /* This might be better divisible by
- three to make overruns stay in sync
- but then the read function would need
- a lock etc - ick */
-
-#if 0
-struct aux_queue {
- unsigned long head;
- unsigned long tail;
- wait_queue_head_t proc_list;
- struct fasync_struct *fasync;
- unsigned char buf[AUX_BUF_SIZE];
-};
-#endif
+++ /dev/null
-#ifndef __LINUX_PS2MULT_H
-#define __LINUX_PS2MULT_H
-
-#define kbd_request_region() ps2mult_init()
-#define kbd_request_irq(handler) ps2mult_request_irq(handler)
-
-#define kbd_read_input() ps2mult_read_input()
-#define kbd_read_status() ps2mult_read_status()
-#define kbd_write_output(val) ps2mult_write_output(val)
-#define kbd_write_command(val) ps2mult_write_command(val)
-
-#define aux_request_irq(hand, dev_id) 0
-#define aux_free_irq(dev_id)
-
-#define PS2MULT_KB_SELECTOR 0xA0
-#define PS2MULT_MS_SELECTOR 0xA1
-#define PS2MULT_ESCAPE 0x7D
-#define PS2MULT_BSYNC 0x7E
-#define PS2MULT_SESSION_START 0x55
-#define PS2MULT_SESSION_END 0x56
-
-#define PS2BUF_SIZE 512 /* power of 2, please */
-
-#ifndef CONFIG_PS2MULT_DELAY
-#define CONFIG_PS2MULT_DELAY (CONFIG_SYS_HZ/2) /* Initial delay */
-#endif
-
- /* PS/2 controller interface (include/asm/keyboard.h)
- */
-extern int ps2mult_init (void);
-extern int ps2mult_request_irq(void (*handler)(void *));
-extern u_char ps2mult_read_input(void);
-extern u_char ps2mult_read_status(void);
-extern void ps2mult_write_output(u_char val);
-extern void ps2mult_write_command(u_char val);
-
-extern void ps2mult_early_init (void);
-extern void ps2mult_callback (int in_cnt);
-
- /* Simple serial interface
- */
-extern int ps2ser_init(void);
-extern void ps2ser_putc(int chr);
-extern int ps2ser_getc(void);
-extern int ps2ser_check(void);
-
-
- /* Serial related stuff
- */
-struct serial_state {
- int baud_base;
- int irq;
- u8 *iomem_base;
-};
-
-#endif /* __LINUX_PS2MULT_H */
CONFIG_PROG_UBOOT2
CONFIG_PROOF_POINTS
CONFIG_PRPMC_PCI_ALIAS
-CONFIG_PS2KBD
-CONFIG_PS2MULT
-CONFIG_PS2MULT_DELAY
-CONFIG_PS2SERIAL
CONFIG_PSRAM_SCFG
CONFIG_PWM
CONFIG_PWM_IMX
projects / oweals / u-boot.git / commitdiff