mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-24 21:54:01 +00:00
input: Drop PS/2 keyboard support
This is not used by any current board and has not been converted to driver model. Drop it. Signed-off-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Simon Glass
Tom Rini
parent
22fc7b6cd6
commit
b79b9f198b
10 changed files with 0 additions and 1173 deletions
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@ -23,9 +23,6 @@
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#include <fdtdec.h>
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#include <ide.h>
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#include <initcall.h>
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#ifdef CONFIG_PS2KBD
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#include <keyboard.h>
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#endif
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#if defined(CONFIG_CMD_KGDB)
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#include <kgdb.h>
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#endif
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@ -641,15 +638,6 @@ static int initr_bedbug(void)
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}
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#endif
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#ifdef CONFIG_PS2KBD
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static int initr_kbd(void)
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{
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puts("PS/2: ");
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kbd_init();
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return 0;
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}
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#endif
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static int run_main_loop(void)
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{
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#ifdef CONFIG_SANDBOX
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@ -857,9 +845,6 @@ static init_fnc_t init_sequence_r[] = {
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#endif
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#if defined(CONFIG_PRAM)
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initr_mem,
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#endif
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#ifdef CONFIG_PS2KBD
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initr_kbd,
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#endif
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run_main_loop,
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};
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@ -12,9 +12,5 @@ obj-$(CONFIG_TEGRA_KEYBOARD) += tegra-kbc.o
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obj-$(CONFIG_TWL4030_INPUT) += twl4030.o
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obj-$(CONFIG_TWL6030_INPUT) += twl6030.o
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obj-$(CONFIG_CROS_EC_KEYB) += cros_ec_keyb.o
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ifdef CONFIG_PS2KBD
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obj-y += keyboard.o pc_keyb.o
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obj-$(CONFIG_PS2MULT) += ps2mult.o ps2ser.o
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endif
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obj-y += input.o
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obj-$(CONFIG_$(SPL_)OF_CONTROL) += key_matrix.o
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@ -1,87 +0,0 @@
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/***********************************************************************
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*
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* (C) Copyright 2004
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* DENX Software Engineering
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* Wolfgang Denk, wd@denx.de
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*
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* Keyboard driver
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*
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***********************************************************************/
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#include <common.h>
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#include <console.h>
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#include <input.h>
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#include <stdio_dev.h>
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#include <keyboard.h>
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#include <stdio_dev.h>
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static struct input_config config;
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static int kbd_read_keys(struct input_config *config)
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{
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#if defined(CONFIG_ARCH_MPC8540) || \
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defined(CONFIG_ARCH_MPC8541) || defined(CONFIG_ARCH_MPC8555)
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/* no ISR is used, so received chars must be polled */
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ps2ser_check();
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#endif
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return 1;
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}
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static int check_leds(int ret)
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{
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int leds;
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leds = input_leds_changed(&config);
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if (leds >= 0)
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pckbd_leds(leds);
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return ret;
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}
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/* test if a character is in the queue */
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static int kbd_testc(struct stdio_dev *dev)
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{
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return check_leds(input_tstc(&config));
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}
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/* gets the character from the queue */
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static int kbd_getc(struct stdio_dev *dev)
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{
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return check_leds(input_getc(&config));
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}
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void handle_scancode(unsigned char scan_code)
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{
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bool release = false;
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/* Compare with i8042_kbd_check() in i8042.c if some logic is missing */
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if (scan_code & 0x80) {
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scan_code &= 0x7f;
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release = true;
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}
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input_add_keycode(&config, scan_code, release);
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}
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/* TODO: convert to driver model */
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int kbd_init (void)
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{
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struct stdio_dev kbddev;
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struct input_config *input = &config;
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if(kbd_init_hw()==-1)
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return -1;
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memset (&kbddev, 0, sizeof(kbddev));
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strcpy(kbddev.name, "kbd");
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kbddev.flags = DEV_FLAGS_INPUT;
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kbddev.getc = kbd_getc;
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kbddev.tstc = kbd_testc;
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input_init(input, 0);
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input->read_keys = kbd_read_keys;
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input_add_tables(input, true);
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return input_stdio_register(&kbddev);
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}
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@ -1,251 +0,0 @@
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/***********************************************************************
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*
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* (C) Copyright 2004
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* DENX Software Engineering
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* Wolfgang Denk, wd@denx.de
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*
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* PS/2 keyboard driver
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*
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* Originally from linux source (drivers/char/pc_keyb.c)
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*
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***********************************************************************/
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#include <common.h>
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#include <keyboard.h>
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#include <pc_keyb.h>
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#undef KBG_DEBUG
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#ifdef KBG_DEBUG
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#define PRINTF(fmt,args...) printf (fmt ,##args)
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#else
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#define PRINTF(fmt,args...)
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#endif
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/*
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* This reads the keyboard status port, and does the
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* appropriate action.
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*
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*/
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static unsigned char handle_kbd_event(void)
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{
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unsigned char status = kbd_read_status();
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unsigned int work = 10000;
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while ((--work > 0) && (status & KBD_STAT_OBF)) {
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unsigned char scancode;
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scancode = kbd_read_input();
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/* Error bytes must be ignored to make the
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Synaptics touchpads compaq use work */
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/* Ignore error bytes */
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if (!(status & (KBD_STAT_GTO | KBD_STAT_PERR))) {
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if (status & KBD_STAT_MOUSE_OBF)
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; /* not supported: handle_mouse_event(scancode); */
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else
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handle_scancode(scancode);
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}
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status = kbd_read_status();
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}
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if (!work)
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PRINTF("pc_keyb: controller jammed (0x%02X).\n", status);
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return status;
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}
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static int kbd_read_data(void)
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{
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int val;
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unsigned char status;
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val = -1;
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status = kbd_read_status();
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if (status & KBD_STAT_OBF) {
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val = kbd_read_input();
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if (status & (KBD_STAT_GTO | KBD_STAT_PERR))
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val = -2;
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}
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return val;
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}
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static int kbd_wait_for_input(void)
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{
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unsigned long timeout;
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int val;
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timeout = KBD_TIMEOUT;
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val=kbd_read_data();
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while(val < 0) {
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if(timeout--==0)
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return -1;
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udelay(1000);
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val=kbd_read_data();
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}
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return val;
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}
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static int kb_wait(void)
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{
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unsigned long timeout = KBC_TIMEOUT * 10;
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do {
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unsigned char status = handle_kbd_event();
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if (!(status & KBD_STAT_IBF))
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return 0; /* ok */
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udelay(1000);
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timeout--;
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} while (timeout);
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return 1;
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}
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static void kbd_write_command_w(int data)
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{
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if(kb_wait())
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PRINTF("timeout in kbd_write_command_w\n");
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kbd_write_command(data);
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}
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static void kbd_write_output_w(int data)
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{
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if(kb_wait())
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PRINTF("timeout in kbd_write_output_w\n");
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kbd_write_output(data);
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}
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static void kbd_send_data(unsigned char data)
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{
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kbd_write_output_w(data);
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kbd_wait_for_input();
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}
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static char * kbd_initialize(void)
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{
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int status;
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/*
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* Test the keyboard interface.
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* This seems to be the only way to get it going.
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* If the test is successful a x55 is placed in the input buffer.
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*/
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kbd_write_command_w(KBD_CCMD_SELF_TEST);
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if (kbd_wait_for_input() != 0x55)
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return "Kbd: failed self test";
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/*
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* Perform a keyboard interface test. This causes the controller
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* to test the keyboard clock and data lines. The results of the
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* test are placed in the input buffer.
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*/
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kbd_write_command_w(KBD_CCMD_KBD_TEST);
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if (kbd_wait_for_input() != 0x00)
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return "Kbd: interface failed self test";
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/*
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* Enable the keyboard by allowing the keyboard clock to run.
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*/
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kbd_write_command_w(KBD_CCMD_KBD_ENABLE);
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/*
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* Reset keyboard. If the read times out
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* then the assumption is that no keyboard is
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* plugged into the machine.
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* This defaults the keyboard to scan-code set 2.
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*
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* Set up to try again if the keyboard asks for RESEND.
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*/
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do {
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kbd_write_output_w(KBD_CMD_RESET);
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status = kbd_wait_for_input();
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if (status == KBD_REPLY_ACK)
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break;
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if (status != KBD_REPLY_RESEND) {
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PRINTF("status: %X\n",status);
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return "Kbd: reset failed, no ACK";
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}
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} while (1);
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if (kbd_wait_for_input() != KBD_REPLY_POR)
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return "Kbd: reset failed, no POR";
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/*
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* Set keyboard controller mode. During this, the keyboard should be
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* in the disabled state.
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*
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* Set up to try again if the keyboard asks for RESEND.
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*/
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do {
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kbd_write_output_w(KBD_CMD_DISABLE);
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status = kbd_wait_for_input();
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if (status == KBD_REPLY_ACK)
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break;
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if (status != KBD_REPLY_RESEND)
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return "Kbd: disable keyboard: no ACK";
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} while (1);
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kbd_write_command_w(KBD_CCMD_WRITE_MODE);
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kbd_write_output_w(KBD_MODE_KBD_INT
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| KBD_MODE_SYS
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| KBD_MODE_DISABLE_MOUSE
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| KBD_MODE_KCC);
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/* AMCC powerpc portables need this to use scan-code set 1 -- Cort */
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kbd_write_command_w(KBD_CCMD_READ_MODE);
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if (!(kbd_wait_for_input() & KBD_MODE_KCC)) {
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/*
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* If the controller does not support conversion,
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* Set the keyboard to scan-code set 1.
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*/
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kbd_write_output_w(0xF0);
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kbd_wait_for_input();
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kbd_write_output_w(0x01);
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kbd_wait_for_input();
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}
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kbd_write_output_w(KBD_CMD_ENABLE);
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if (kbd_wait_for_input() != KBD_REPLY_ACK)
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return "Kbd: enable keyboard: no ACK";
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/*
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* Finally, set the typematic rate to maximum.
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*/
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kbd_write_output_w(KBD_CMD_SET_RATE);
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if (kbd_wait_for_input() != KBD_REPLY_ACK)
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return "Kbd: Set rate: no ACK";
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kbd_write_output_w(0x00);
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if (kbd_wait_for_input() != KBD_REPLY_ACK)
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return "Kbd: Set rate: no ACK";
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return NULL;
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}
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static void kbd_interrupt(void *dev_id)
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{
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handle_kbd_event();
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}
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/******************************************************************
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* Init
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******************************************************************/
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int kbd_init_hw(void)
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{
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char* result;
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kbd_request_region();
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result=kbd_initialize();
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if (result==NULL) {
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PRINTF("AT Keyboard initialized\n");
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kbd_request_irq(kbd_interrupt);
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return (1);
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} else {
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printf("%s\n",result);
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return (-1);
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}
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}
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void pckbd_leds(unsigned char leds)
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{
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kbd_send_data(KBD_CMD_SET_LEDS);
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kbd_send_data(leds);
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}
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@ -1,461 +0,0 @@
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/***********************************************************************
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*
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* (C) Copyright 2004
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* DENX Software Engineering
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* Wolfgang Denk, wd@denx.de
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*
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* PS/2 multiplexer driver
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*
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* Originally from linux source (drivers/char/ps2mult.c)
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*
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* Uses simple serial driver (ps2ser.c) to access the multiplexer
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* Used by PS/2 keyboard driver (pc_keyb.c)
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*
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***********************************************************************/
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#include <common.h>
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#include <pc_keyb.h>
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#include <asm/atomic.h>
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#include <ps2mult.h>
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/* #define DEBUG_MULT */
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/* #define DEBUG_KEYB */
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#define KBD_STAT_DEFAULT (KBD_STAT_SELFTEST | KBD_STAT_UNLOCKED)
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#define PRINTF(format, args...) printf("ps2mult.c: " format, ## args)
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#ifdef DEBUG_MULT
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#define PRINTF_MULT(format, args...) printf("PS2MULT: " format, ## args)
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#else
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#define PRINTF_MULT(format, args...)
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#endif
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#ifdef DEBUG_KEYB
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#define PRINTF_KEYB(format, args...) printf("KEYB: " format, ## args)
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#else
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#define PRINTF_KEYB(format, args...)
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#endif
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static ulong start_time;
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static int init_done = 0;
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static int received_escape = 0;
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static int received_bsync = 0;
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static int received_selector = 0;
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static int kbd_command_active = 0;
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static int mouse_command_active = 0;
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static int ctl_command_active = 0;
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static u_char command_byte = 0;
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static void (*keyb_handler)(void *dev_id);
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static u_char ps2mult_buf [PS2BUF_SIZE];
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static atomic_t ps2mult_buf_cnt;
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static int ps2mult_buf_in_idx;
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static int ps2mult_buf_out_idx;
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static u_char ps2mult_buf_status [PS2BUF_SIZE];
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#ifndef CONFIG_BOARD_EARLY_INIT_R
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#error #define CONFIG_BOARD_EARLY_INIT_R and call ps2mult_early_init() in board_early_init_r()
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#endif
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void ps2mult_early_init (void)
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{
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start_time = get_timer(0);
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}
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static void ps2mult_send_byte(u_char byte, u_char sel)
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{
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ps2ser_putc(sel);
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if (sel == PS2MULT_KB_SELECTOR) {
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PRINTF_MULT("0x%02x send KEYBOARD\n", byte);
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kbd_command_active = 1;
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} else {
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PRINTF_MULT("0x%02x send MOUSE\n", byte);
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mouse_command_active = 1;
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}
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switch (byte) {
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case PS2MULT_ESCAPE:
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case PS2MULT_BSYNC:
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case PS2MULT_KB_SELECTOR:
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case PS2MULT_MS_SELECTOR:
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case PS2MULT_SESSION_START:
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case PS2MULT_SESSION_END:
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ps2ser_putc(PS2MULT_ESCAPE);
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break;
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default:
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break;
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}
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ps2ser_putc(byte);
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}
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static void ps2mult_receive_byte(u_char byte, u_char sel)
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{
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u_char status = KBD_STAT_DEFAULT;
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#if 1 /* Ignore mouse in U-Boot */
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if (sel == PS2MULT_MS_SELECTOR) return;
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#endif
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if (sel == PS2MULT_KB_SELECTOR) {
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if (kbd_command_active) {
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if (!received_bsync) {
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PRINTF_MULT("0x%02x lost KEYBOARD !!!\n", byte);
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return;
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} else {
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kbd_command_active = 0;
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received_bsync = 0;
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}
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}
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PRINTF_MULT("0x%02x receive KEYBOARD\n", byte);
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status |= KBD_STAT_IBF | KBD_STAT_OBF;
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} 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;
|
||||
}
|
||||
|
|
@ -1,147 +0,0 @@
|
|||
/***********************************************************************
|
||||
*
|
||||
* (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));
|
||||
}
|
||||
}
|
||||
|
|
@ -1,7 +1,6 @@
|
|||
#ifndef __KEYBOARD_H
|
||||
#define __KEYBOARD_H
|
||||
|
||||
#ifdef CONFIG_DM_KEYBOARD
|
||||
#include <input.h>
|
||||
#include <stdio_dev.h>
|
||||
|
||||
|
|
@ -77,30 +76,4 @@ struct keyboard_ops {
|
|||
|
||||
#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 */
|
||||
|
|
|
|||
|
|
@ -1,121 +0,0 @@
|
|||
/*
|
||||
* 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
|
||||
|
|
@ -1,56 +0,0 @@
|
|||
#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 */
|
||||
|
|
@ -1625,10 +1625,6 @@ CONFIG_PROG_UBOOT1
|
|||
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
|
||||
|
|
|
|||
Loading…
Reference in a new issue