diff options
Diffstat (limited to 'board/netphone/phone_console.c')
| -rw-r--r-- | board/netphone/phone_console.c | 1128 |
1 files changed, 0 insertions, 1128 deletions
diff --git a/board/netphone/phone_console.c b/board/netphone/phone_console.c deleted file mode 100644 index d195a39..0000000 --- a/board/netphone/phone_console.c +++ /dev/null @@ -1,1128 +0,0 @@ -/* - * (C) Copyright 2004 Intracom S.A. - * Pantelis Antoniou <panto@intracom.gr> - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -/* - * phone_console.c - * - * A phone based console - * - * Virtual display of 80x24 characters. - * The actual display is much smaller and panned to show the virtual one. - * Input is made by a numeric keypad utilizing the input method of - * mobile phones. Sorry no T9 lexicons... - * - */ - -#include <common.h> - -#include <version.h> -#include <linux/types.h> -#include <stdio_dev.h> - -#include <sed156x.h> - -/*************************************************************************************************/ - -#define ROWS 24 -#define COLS 80 - -#define REFRESH_HZ (CONFIG_SYS_HZ/50) /* refresh every 20ms */ -#define BLINK_HZ (CONFIG_SYS_HZ/2) /* cursor blink every 500ms */ - -/*************************************************************************************************/ - -#define DISPLAY_BACKLIT_PORT ((volatile immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_pcdat -#define DISPLAY_BACKLIT_MASK 0x0010 - -/*************************************************************************************************/ - -#define KP_STABLE_HZ (CONFIG_SYS_HZ/100) /* stable for 10ms */ -#define KP_REPEAT_DELAY_HZ (CONFIG_SYS_HZ/4) /* delay before repeat 250ms */ -#define KP_REPEAT_HZ (CONFIG_SYS_HZ/20) /* repeat every 50ms */ -#define KP_FORCE_DELAY_HZ (CONFIG_SYS_HZ/2) /* key was force pressed */ -#define KP_IDLE_DELAY_HZ (CONFIG_SYS_HZ/2) /* key was released and idle */ - -#if CONFIG_NETPHONE_VERSION == 1 -#define KP_SPI_RXD_PORT (((volatile immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_pcdat) -#define KP_SPI_RXD_MASK 0x0008 - -#define KP_SPI_TXD_PORT (((volatile immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_pcdat) -#define KP_SPI_TXD_MASK 0x0004 - -#define KP_SPI_CLK_PORT (((volatile immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_pcdat) -#define KP_SPI_CLK_MASK 0x0001 -#elif CONFIG_NETPHONE_VERSION == 2 -#define KP_SPI_RXD_PORT (((volatile immap_t *)CONFIG_SYS_IMMR)->im_cpm.cp_pbdat) -#define KP_SPI_RXD_MASK 0x00000008 - -#define KP_SPI_TXD_PORT (((volatile immap_t *)CONFIG_SYS_IMMR)->im_cpm.cp_pbdat) -#define KP_SPI_TXD_MASK 0x00000004 - -#define KP_SPI_CLK_PORT (((volatile immap_t *)CONFIG_SYS_IMMR)->im_cpm.cp_pbdat) -#define KP_SPI_CLK_MASK 0x00000002 -#endif - -#define KP_CS_PORT (((volatile immap_t *)CONFIG_SYS_IMMR)->im_cpm.cp_pedat) -#define KP_CS_MASK 0x00000010 - -#define KP_SPI_RXD() (KP_SPI_RXD_PORT & KP_SPI_RXD_MASK) - -#define KP_SPI_TXD(x) \ - do { \ - if (x) \ - KP_SPI_TXD_PORT |= KP_SPI_TXD_MASK; \ - else \ - KP_SPI_TXD_PORT &= ~KP_SPI_TXD_MASK; \ - } while(0) - -#define KP_SPI_CLK(x) \ - do { \ - if (x) \ - KP_SPI_CLK_PORT |= KP_SPI_CLK_MASK; \ - else \ - KP_SPI_CLK_PORT &= ~KP_SPI_CLK_MASK; \ - } while(0) - -#define KP_SPI_CLK_TOGGLE() (KP_SPI_CLK_PORT ^= KP_SPI_CLK_MASK) - -#define KP_SPI_BIT_DELAY() /* no delay */ - -#define KP_CS(x) \ - do { \ - if (x) \ - KP_CS_PORT |= KP_CS_MASK; \ - else \ - KP_CS_PORT &= ~KP_CS_MASK; \ - } while(0) - -#define KP_ROWS 7 -#define KP_COLS 4 - -#define KP_ROWS_MASK ((1 << KP_ROWS) - 1) -#define KP_COLS_MASK ((1 << KP_COLS) - 1) - -#define SCAN 0 -#define SCAN_FILTER 1 -#define SCAN_COL 2 -#define SCAN_COL_FILTER 3 -#define PRESSED 4 - -#define KP_F1 0 /* leftmost dot (tab) */ -#define KP_F2 1 /* middle left dot */ -#define KP_F3 2 /* up */ -#define KP_F4 3 /* middle right dot */ -#define KP_F5 4 /* rightmost dot */ -#define KP_F6 5 /* C */ -#define KP_F7 6 /* left */ -#define KP_F8 7 /* down */ -#define KP_F9 8 /* right */ -#define KP_F10 9 /* enter */ -#define KP_F11 10 /* R */ -#define KP_F12 11 /* save */ -#define KP_F13 12 /* redial */ -#define KP_F14 13 /* speaker */ -#define KP_F15 14 /* unused */ -#define KP_F16 15 /* unused */ - -#define KP_RELEASE -1 /* key depressed */ -#define KP_FORCE -2 /* key was pressed for more than force hz */ -#define KP_IDLE -3 /* key was released and idle */ - -#define KP_1 '1' -#define KP_2 '2' -#define KP_3 '3' -#define KP_4 '4' -#define KP_5 '5' -#define KP_6 '6' -#define KP_7 '7' -#define KP_8 '8' -#define KP_9 '9' -#define KP_0 '0' -#define KP_STAR '*' -#define KP_HASH '#' - -/*************************************************************************************************/ - -static int curs_disabled; -static int curs_col, curs_row; -static int disp_col, disp_row; - -static int width, height; - -/* the simulated vty buffer */ -static char vty_buf[ROWS * COLS]; -static char last_visible_buf[ROWS * COLS]; /* worst case */ -static char *last_visible_curs_ptr; -static int last_visible_curs_rev; -static int blinked_state; -static int last_input_mode; -static int refresh_time; -static int blink_time; -static char last_fast_punct; - -/*************************************************************************************************/ - -#define IM_SMALL 0 -#define IM_CAPITAL 1 -#define IM_NUMBER 2 - -static int input_mode; -static char fast_punct; -static int tab_indicator; -static const char *fast_punct_list = ",.:;*"; - -static const char *input_mode_txt[] = { "abc", "ABC", "123" }; - -static const char *punct = ".,!;?'\"-()@/:_+&%*=<>$[]{}\\~^#|"; -static const char *whspace = " 0\n"; -/* per mode character select (for 2-9) */ -static const char *digits_sel[2][8] = { - { /* small */ - "abc2", /* 2 */ - "def3", /* 3 */ - "ghi4", /* 4 */ - "jkl5", /* 5 */ - "mno6", /* 6 */ - "pqrs7", /* 7 */ - "tuv8", /* 8 */ - "wxyz9", /* 9 */ - }, { /* capital */ - "ABC2", /* 2 */ - "DEF3", /* 3 */ - "GHI4", /* 4 */ - "JKL5", /* 5 */ - "MNO6", /* 6 */ - "PQRS7", /* 7 */ - "TUV8", /* 8 */ - "WXYZ9", /* 9 */ - } -}; - -/*****************************************************************************/ - -static void update(void); -static void ensure_visible(int col, int row, int dx, int dy); - -static void console_init(void) -{ - curs_disabled = 0; - curs_col = 0; - curs_row = 0; - - disp_col = 0; - disp_row = 0; - - input_mode = IM_SMALL; - fast_punct = ','; - last_fast_punct = '\0'; - refresh_time = REFRESH_HZ; - blink_time = BLINK_HZ; - - memset(vty_buf, ' ', sizeof(vty_buf)); - - memset(last_visible_buf, ' ', sizeof(last_visible_buf)); - last_visible_curs_ptr = NULL; - last_input_mode = -1; - last_visible_curs_rev = 0; - - blinked_state = 0; - - sed156x_init(); - width = sed156x_text_width; - height = sed156x_text_height - 1; - - tab_indicator = 0; -} - -/*****************************************************************************/ - -void phone_putc(const char c); - -/*****************************************************************************/ - -static int queued_char = -1; -static int enabled = 0; - -/*****************************************************************************/ - -/* flush buffers */ -int phone_start(void) -{ - console_init(); - - update(); - sed156x_sync(); - - enabled = 1; - queued_char = 'U' - '@'; - - /* backlit on */ - DISPLAY_BACKLIT_PORT &= ~DISPLAY_BACKLIT_MASK; - - return 0; -} - -int phone_stop(void) -{ - enabled = 0; - - sed156x_clear(); - sed156x_sync(); - - /* backlit off */ - DISPLAY_BACKLIT_PORT |= DISPLAY_BACKLIT_MASK; - - return 0; -} - -void phone_puts(const char *s) -{ - int count = strlen(s); - - while (count--) - phone_putc(*s++); -} - -int phone_tstc(void) -{ - return queued_char >= 0 ? 1 : 0; -} - -int phone_getc(void) -{ - int r; - - if (queued_char < 0) - return -1; - - r = queued_char; - queued_char = -1; - - return r; -} - -/*****************************************************************************/ - -int drv_phone_init(void) -{ - struct stdio_dev console_dev; - - console_init(); - - memset(&console_dev, 0, sizeof(console_dev)); - strcpy(console_dev.name, "phone"); - console_dev.ext = DEV_EXT_VIDEO; /* Video extensions */ - console_dev.flags = DEV_FLAGS_OUTPUT | DEV_FLAGS_INPUT | DEV_FLAGS_SYSTEM; - console_dev.start = phone_start; - console_dev.stop = phone_stop; - console_dev.putc = phone_putc; /* 'putc' function */ - console_dev.puts = phone_puts; /* 'puts' function */ - console_dev.tstc = phone_tstc; /* 'tstc' function */ - console_dev.getc = phone_getc; /* 'getc' function */ - - if (stdio_register(&console_dev) == 0) - return 1; - - return 0; -} - -static int use_me; - -int drv_phone_use_me(void) -{ - return use_me; -} - -static void kp_do_poll(void); - -void phone_console_do_poll(void) -{ - int i, x, y; - - kp_do_poll(); - - if (enabled) { - /* do the blink */ - blink_time -= PHONE_CONSOLE_POLL_HZ; - if (blink_time <= 0) { - blink_time += BLINK_HZ; - if (last_visible_curs_ptr) { - i = last_visible_curs_ptr - last_visible_buf; - x = i % width; y = i / width; - sed156x_reverse_at(x, y, 1); - last_visible_curs_rev ^= 1; - } - } - - /* do the refresh */ - refresh_time -= PHONE_CONSOLE_POLL_HZ; - if (refresh_time <= 0) { - refresh_time += REFRESH_HZ; - sed156x_sync(); - } - } - -} - -static int last_scancode = -1; -static int forced_scancode = 0; -static int input_state = -1; -static int input_scancode = -1; -static int input_selected_char = -1; -static char input_covered_char; - -static void putchar_at_cursor(char c) -{ - vty_buf[curs_row * COLS + curs_col] = c; - ensure_visible(curs_col, curs_row, 1, 1); -} - -static char getchar_at_cursor(void) -{ - return vty_buf[curs_row * COLS + curs_col]; -} - -static void queue_input_char(char c) -{ - if (c <= 0) - return; - - queued_char = c; -} - -static void terminate_input(void) -{ - if (input_state < 0) - return; - - if (input_selected_char >= 0) - queue_input_char(input_selected_char); - - input_state = -1; - input_selected_char = -1; - putchar_at_cursor(input_covered_char); - - curs_disabled = 0; - blink_time = BLINK_HZ; - update(); -} - -static void handle_enabled_scancode(int scancode) -{ - char c; - int new_disp_col, new_disp_row; - const char *sel; - - - switch (scancode) { - - /* key was released */ - case KP_RELEASE: - forced_scancode = 0; - break; - - /* key was forced */ - case KP_FORCE: - - switch (last_scancode) { - case '#': - if (input_mode == IM_NUMBER) { - input_mode = IM_CAPITAL; - /* queue backspace to erase # */ - queue_input_char('\b'); - } else { - input_mode = IM_NUMBER; - fast_punct = '*'; - } - update(); - break; - - case '0': case '1': - case '2': case '3': case '4': case '5': - case '6': case '7': case '8': case '9': - - if (input_state < 0) - break; - - input_selected_char = last_scancode; - putchar_at_cursor((char)input_selected_char); - terminate_input(); - - break; - - default: - break; - } - - break; - - /* release and idle */ - case KP_IDLE: - input_scancode = -1; - if (input_state < 0) - break; - terminate_input(); - break; - - /* change input mode */ - case '#': - if (last_scancode == '#') /* no repeat */ - break; - - if (input_mode == IM_NUMBER) { - input_scancode = scancode; - input_state = 0; - input_selected_char = scancode; - input_covered_char = getchar_at_cursor(); - putchar_at_cursor((char)input_selected_char); - terminate_input(); - break; - } - - if (input_mode == IM_SMALL) - input_mode = IM_CAPITAL; - else - input_mode = IM_SMALL; - - update(); - break; - - case '*': - /* no repeat */ - if (last_scancode == scancode) - break; - - if (input_state >= 0) - terminate_input(); - - input_scancode = fast_punct; - input_state = 0; - input_selected_char = input_scancode; - input_covered_char = getchar_at_cursor(); - putchar_at_cursor((char)input_selected_char); - terminate_input(); - - break; - - case '0': case '1': - case '2': case '3': case '4': case '5': - case '6': case '7': case '8': case '9': - - /* no repeat */ - if (last_scancode == scancode) - break; - - if (input_mode == IM_NUMBER) { - input_scancode = scancode; - input_state = 0; - input_selected_char = scancode; - input_covered_char = getchar_at_cursor(); - putchar_at_cursor((char)input_selected_char); - terminate_input(); - break; - } - - if (input_state >= 0 && input_scancode != scancode) - terminate_input(); - - if (input_state < 0) { - curs_disabled = 1; - input_scancode = scancode; - input_state = 0; - input_covered_char = getchar_at_cursor(); - } else - input_state++; - - if (scancode == '0') - sel = whspace; - else if (scancode == '1') - sel = punct; - else - sel = digits_sel[input_mode][scancode - '2']; - c = *(sel + input_state); - if (c == '\0') { - input_state = 0; - c = *sel; - } - - input_selected_char = (int)c; - putchar_at_cursor((char)input_selected_char); - update(); - - break; - - /* move visible display */ - case KP_F3: case KP_F8: case KP_F7: case KP_F9: - - new_disp_col = disp_col; - new_disp_row = disp_row; - - switch (scancode) { - /* up */ - case KP_F3: - if (new_disp_row <= 0) - break; - new_disp_row--; - break; - - /* down */ - case KP_F8: - if (new_disp_row >= ROWS - height) - break; - new_disp_row++; - break; - - /* left */ - case KP_F7: - if (new_disp_col <= 0) - break; - new_disp_col--; - break; - - /* right */ - case KP_F9: - if (new_disp_col >= COLS - width) - break; - new_disp_col++; - break; - } - - /* no change? */ - if (disp_col == new_disp_col && disp_row == new_disp_row) - break; - - disp_col = new_disp_col; - disp_row = new_disp_row; - update(); - - break; - - case KP_F6: /* backspace */ - /* inputing something; no backspace sent, just cancel input */ - if (input_state >= 0) { - input_selected_char = -1; /* cancel */ - terminate_input(); - break; - } - queue_input_char('\b'); - break; - - case KP_F10: /* enter */ - /* inputing something; first cancel input */ - if (input_state >= 0) - terminate_input(); - queue_input_char('\r'); - break; - - case KP_F11: /* R -> Ctrl-C (abort) */ - if (input_state >= 0) - terminate_input(); - queue_input_char('C' - 'Q'); /* ctrl-c */ - break; - - case KP_F5: /* F% -> Ctrl-U (clear line) */ - if (input_state >= 0) - terminate_input(); - queue_input_char('U' - 'Q'); /* ctrl-c */ - break; - - - case KP_F1: /* tab */ - /* inputing something; first cancel input */ - if (input_state >= 0) - terminate_input(); - queue_input_char('\t'); - break; - - case KP_F2: /* change fast punct */ - sel = strchr(fast_punct_list, fast_punct); - if (sel == NULL) - sel = &fast_punct_list[0]; - sel++; - if (*sel == '\0') - sel = &fast_punct_list[0]; - fast_punct = *sel; - update(); - break; - - - } - - if (scancode != KP_FORCE && scancode != KP_IDLE) /* don't record forced or idle scancode */ - last_scancode = scancode; -} - -static void scancode_action(int scancode) -{ -#if 0 - if (scancode == KP_RELEASE) - printf(" RELEASE\n"); - else if (scancode == KP_FORCE) - printf(" FORCE\n"); - else if (scancode == KP_IDLE) - printf(" IDLE\n"); - else if (scancode < 32) - printf(" F%d", scancode + 1); - else - printf(" %c", (char)scancode); - printf("\n"); -#endif - - if (enabled) { - handle_enabled_scancode(scancode); - return; - } - - if (scancode == KP_FORCE && last_scancode == '*') - use_me = 1; - - last_scancode = scancode; -} - -/**************************************************************************************/ - -/* update the display; make sure to update only the differences */ -static void update(void) -{ - int i; - char *s, *e, *t, *r, *b, *cp; - - if (input_mode != last_input_mode) - sed156x_output_at(sed156x_text_width - 3, sed156x_text_height - 1, input_mode_txt[input_mode], 3); - - if (tab_indicator == 0) { - sed156x_output_at(0, sed156x_text_height - 1, "\\t", 2); - tab_indicator = 1; - } - - if (fast_punct != last_fast_punct) - sed156x_output_at(4, sed156x_text_height - 1, &fast_punct, 1); - - if (curs_disabled || - curs_col < disp_col || curs_col >= (disp_col + width) || - curs_row < disp_row || curs_row >= (disp_row + height)) { - cp = NULL; - } else - cp = last_visible_buf + (curs_row - disp_row) * width + (curs_col - disp_col); - - - /* printf("(%d,%d) (%d,%d) %s\n", curs_col, curs_row, disp_col, disp_row, cp ? "YES" : "no"); */ - - /* clear previous cursor */ - if (last_visible_curs_ptr && last_visible_curs_rev == 0) { - i = last_visible_curs_ptr - last_visible_buf; - sed156x_reverse_at(i % width, i / width, 1); - } - - b = vty_buf + disp_row * COLS + disp_col; - t = last_visible_buf; - for (i = 0; i < height; i++) { - s = b; - e = b + width; - /* update only the differences */ - do { - while (s < e && *s == *t) { - s++; - t++; - } - if (s == e) /* no more */ - break; - - /* find run */ - r = s; - while (s < e && *s != *t) - *t++ = *s++; - - /* and update */ - sed156x_output_at(r - b, i, r, s - r); - - } while (s < e); - - b += COLS; - } - - /* set cursor */ - if (cp) { - last_visible_curs_ptr = cp; - i = last_visible_curs_ptr - last_visible_buf; - sed156x_reverse_at(i % width, i / width, 1); - last_visible_curs_rev = 0; - } else { - last_visible_curs_ptr = NULL; - } - - last_input_mode = input_mode; - last_fast_punct = fast_punct; -} - -/* ensure visibility; the trick is to minimize the screen movement */ -static void ensure_visible(int col, int row, int dx, int dy) -{ - int x1, y1, x2, y2, a1, b1, a2, b2; - - /* clamp visible region */ - if (col < 0) { - dx -= col; - col = 0; - if (dx <= 0) - dx = 1; - } - - if (row < 0) { - dy -= row; - row = 0; - if (dy <= 0) - dy = 1; - } - - if (col + dx > COLS) - dx = COLS - col; - - if (row + dy > ROWS) - dy = ROWS - row; - - - /* move to easier to use vars */ - x1 = disp_col; y1 = disp_row; - x2 = x1 + width; y2 = y1 + height; - a1 = col; b1 = row; - a2 = a1 + dx; b2 = b1 + dy; - - /* printf("(%d,%d) - (%d,%d) : (%d, %d) - (%d, %d)\n", x1, y1, x2, y2, a1, b1, a2, b2); */ - - if (a2 > x2) { - /* move to the right */ - x2 = a2; - x1 = x2 - width; - if (x1 < 0) { - x1 = 0; - x2 = width; - } - } else if (a1 < x1) { - /* move to the left */ - x1 = a1; - x2 = x1 + width; - if (x2 > COLS) { - x2 = COLS; - x1 = x2 - width; - } - } - - if (b2 > y2) { - /* move down */ - y2 = b2; - y1 = y2 - height; - if (y1 < 0) { - y1 = 0; - y2 = height; - } - } else if (b1 < y1) { - /* move up */ - y1 = b1; - y2 = y1 + width; - if (y2 > ROWS) { - y2 = ROWS; - y1 = y2 - height; - } - } - - /* printf("(%d,%d) - (%d,%d) : (%d, %d) - (%d, %d)\n", x1, y1, x2, y2, a1, b1, a2, b2); */ - - /* no movement? */ - if (disp_col == x1 && disp_row == y1) - return; - - disp_col = x1; - disp_row = y1; -} - -/**************************************************************************************/ - -static void newline(void) -{ - curs_col = 0; - if (curs_row + 1 < ROWS) - curs_row++; - else { - memmove(vty_buf, vty_buf + COLS, COLS * (ROWS - 1)); - memset(vty_buf + (ROWS - 1) * COLS, ' ', COLS); - } -} - -void phone_putc(const char c) -{ - int i; - - if (input_mode != -1) { - input_selected_char = -1; - terminate_input(); - } - - curs_disabled = 1; - update(); - - blink_time = BLINK_HZ; - - switch (c) { - case '\a': /* ignore bell */ - case '\r': /* ignore carriage return */ - break; - - case '\n': /* next line */ - newline(); - ensure_visible(curs_col, curs_row, 1, 1); - break; - - case 9: /* tab 8 */ - /* move to tab */ - i = curs_col; - i |= 0x0008; - i &= ~0x0007; - - if (i < COLS) - curs_col = i; - else - newline(); - - ensure_visible(curs_col, curs_row, 1, 1); - break; - - case 8: /* backspace */ - if (curs_col <= 0) - break; - curs_col--; - - /* make sure that we see a couple of characters before */ - if (curs_col > 4) - ensure_visible(curs_col - 4, curs_row, 4, 1); - else - ensure_visible(curs_col, curs_row, 1, 1); - - break; - - default: /* draw the char */ - putchar_at_cursor(c); - - /* - * check for newline - */ - if (curs_col + 1 < COLS) - curs_col++; - else - newline(); - - ensure_visible(curs_col, curs_row, 1, 1); - - break; - } - - curs_disabled = 0; - blink_time = BLINK_HZ; - update(); -} - -/**************************************************************************************/ - -static inline unsigned int kp_transfer(unsigned int val) -{ - unsigned int rx; - int b; - - rx = 0; b = 8; - while (--b >= 0) { - KP_SPI_TXD(val & 0x80); - val <<= 1; - KP_SPI_CLK_TOGGLE(); - KP_SPI_BIT_DELAY(); - rx <<= 1; - if (KP_SPI_RXD()) - rx |= 1; - KP_SPI_CLK_TOGGLE(); - KP_SPI_BIT_DELAY(); - } - - return rx; -} - -unsigned int kp_data_transfer(unsigned int val) -{ - KP_SPI_CLK(1); - KP_CS(0); - val = kp_transfer(val); - KP_CS(1); - - return val; -} - -unsigned int kp_get_col_mask(unsigned int row_mask) -{ - unsigned int val, col_mask; - - val = 0x80 | (row_mask & 0x7F); - (void)kp_data_transfer(val); -#if CONFIG_NETPHONE_VERSION == 1 - col_mask = kp_data_transfer(val) & 0x0F; -#elif CONFIG_NETPHONE_VERSION == 2 - col_mask = ((volatile immap_t *)CONFIG_SYS_IMMR)->im_cpm.cp_pedat & 0x0f; - /* XXX FUCK FUCK FUCK FUCK FUCK!!!! */ - col_mask = ((col_mask & 0x08) >> 3) | /* BKBR1 */ - ((col_mask & 0x04) << 1) | /* BKBR2 */ - (col_mask & 0x02) | /* BKBR3 */ - ((col_mask & 0x01) << 2); /* BKBR4 */ - -#endif - /* printf("col_mask(row_mask = 0x%x) -> col_mask = 0x%x\n", row_mask, col_mask); */ - - return col_mask; -} - -/**************************************************************************************/ - -static const int kp_scancodes[KP_ROWS * KP_COLS] = { - KP_F1, KP_F3, KP_F4, KP_F2, - KP_F6, KP_F8, KP_F9, KP_F7, - KP_1, KP_3, KP_F11, KP_2, - KP_4, KP_6, KP_F12, KP_5, - KP_7, KP_9, KP_F13, KP_8, - KP_STAR, KP_HASH, KP_F14, KP_0, - KP_F5, KP_F15, KP_F16, KP_F10, -}; - -static const int kp_repeats[KP_ROWS * KP_COLS] = { - 0, 1, 0, 0, - 0, 1, 1, 1, - 1, 1, 0, 1, - 1, 1, 0, 1, - 1, 1, 0, 1, - 1, 1, 0, 1, - 0, 0, 0, 1, -}; - -static int kp_state = SCAN; -static int kp_last_col_mask; -static int kp_cur_row, kp_cur_col; -static int kp_scancode; -static int kp_stable; -static int kp_repeat; -static int kp_repeat_time; -static int kp_force_time; -static int kp_idle_time; - -static void kp_do_poll(void) -{ - unsigned int col_mask; - int col; - - switch (kp_state) { - case SCAN: - if (kp_idle_time > 0) { - kp_idle_time -= PHONE_CONSOLE_POLL_HZ; - if (kp_idle_time <= 0) - scancode_action(KP_IDLE); - } - - col_mask = kp_get_col_mask(KP_ROWS_MASK); - if (col_mask == KP_COLS_MASK) - break; /* nothing */ - kp_last_col_mask = col_mask; - kp_stable = 0; - kp_state = SCAN_FILTER; - break; - - case SCAN_FILTER: - col_mask = kp_get_col_mask(KP_ROWS_MASK); - if (col_mask != kp_last_col_mask) { - kp_state = SCAN; - break; - } - - kp_stable += PHONE_CONSOLE_POLL_HZ; - if (kp_stable < KP_STABLE_HZ) - break; - - kp_cur_row = 0; - kp_stable = 0; - kp_state = SCAN_COL; - - (void)kp_get_col_mask(1 << kp_cur_row); - break; - - case SCAN_COL: - col_mask = kp_get_col_mask(1 << kp_cur_row); - if (col_mask == KP_COLS_MASK) { - if (++kp_cur_row >= KP_ROWS) { - kp_state = SCAN; - break; - } - kp_get_col_mask(1 << kp_cur_row); - break; - } - kp_last_col_mask = col_mask; - kp_stable = 0; - kp_state = SCAN_COL_FILTER; - break; - - case SCAN_COL_FILTER: - col_mask = kp_get_col_mask(1 << kp_cur_row); - if (col_mask != kp_last_col_mask || col_mask == KP_COLS_MASK) { - kp_state = SCAN; - break; - } - - kp_stable += PHONE_CONSOLE_POLL_HZ; - if (kp_stable < KP_STABLE_HZ) - break; - - for (col = 0; col < KP_COLS; col++) - if ((col_mask & (1 << col)) == 0) - break; - kp_cur_col = col; - kp_state = PRESSED; - kp_scancode = kp_scancodes[kp_cur_row * KP_COLS + kp_cur_col]; - kp_repeat = kp_repeats[kp_cur_row * KP_COLS + kp_cur_col]; - - if (kp_repeat) - kp_repeat_time = KP_REPEAT_DELAY_HZ; - kp_force_time = KP_FORCE_DELAY_HZ; - - scancode_action(kp_scancode); - - break; - - case PRESSED: - col_mask = kp_get_col_mask(1 << kp_cur_row); - if (col_mask != kp_last_col_mask) { - kp_state = SCAN; - scancode_action(KP_RELEASE); - kp_idle_time = KP_IDLE_DELAY_HZ; - break; - } - - if (kp_repeat) { - kp_repeat_time -= PHONE_CONSOLE_POLL_HZ; - if (kp_repeat_time <= 0) { - kp_repeat_time += KP_REPEAT_HZ; - scancode_action(kp_scancode); - } - } - - if (kp_force_time > 0) { - kp_force_time -= PHONE_CONSOLE_POLL_HZ; - if (kp_force_time <= 0) - scancode_action(KP_FORCE); - } - - break; - } -} - -/**************************************************************************************/ - -int drv_phone_is_idle(void) -{ - return kp_state == SCAN; -} |