upstream u-boot with additional patches for our devices/boards:
https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ;
Gbit ethernet patch for some LIME2 revisions ;
with SPI flash support
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1144 lines
24 KiB
1144 lines
24 KiB
/*
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* (C) Copyright 2004 Intracom S.A.
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* Pantelis Antoniou <panto@intracom.gr>
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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/*
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* phone_console.c
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*
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* A phone based console
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*
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* Virtual display of 80x24 characters.
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* The actual display is much smaller and panned to show the virtual one.
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* Input is made by a numeric keypad utilizing the input method of
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* mobile phones. Sorry no T9 lexicons...
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*
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*/
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#include <common.h>
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#include <version.h>
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#include <linux/types.h>
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#include <stdio_dev.h>
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#include <sed156x.h>
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/*************************************************************************************************/
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#define ROWS 24
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#define COLS 80
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#define REFRESH_HZ (CONFIG_SYS_HZ/50) /* refresh every 20ms */
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#define BLINK_HZ (CONFIG_SYS_HZ/2) /* cursor blink every 500ms */
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/*************************************************************************************************/
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#define DISPLAY_BACKLIT_PORT ((volatile immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_pcdat
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#define DISPLAY_BACKLIT_MASK 0x0010
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/*************************************************************************************************/
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#define KP_STABLE_HZ (CONFIG_SYS_HZ/100) /* stable for 10ms */
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#define KP_REPEAT_DELAY_HZ (CONFIG_SYS_HZ/4) /* delay before repeat 250ms */
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#define KP_REPEAT_HZ (CONFIG_SYS_HZ/20) /* repeat every 50ms */
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#define KP_FORCE_DELAY_HZ (CONFIG_SYS_HZ/2) /* key was force pressed */
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#define KP_IDLE_DELAY_HZ (CONFIG_SYS_HZ/2) /* key was released and idle */
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#if CONFIG_NETPHONE_VERSION == 1
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#define KP_SPI_RXD_PORT (((volatile immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_pcdat)
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#define KP_SPI_RXD_MASK 0x0008
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#define KP_SPI_TXD_PORT (((volatile immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_pcdat)
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#define KP_SPI_TXD_MASK 0x0004
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#define KP_SPI_CLK_PORT (((volatile immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_pcdat)
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#define KP_SPI_CLK_MASK 0x0001
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#elif CONFIG_NETPHONE_VERSION == 2
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#define KP_SPI_RXD_PORT (((volatile immap_t *)CONFIG_SYS_IMMR)->im_cpm.cp_pbdat)
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#define KP_SPI_RXD_MASK 0x00000008
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#define KP_SPI_TXD_PORT (((volatile immap_t *)CONFIG_SYS_IMMR)->im_cpm.cp_pbdat)
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#define KP_SPI_TXD_MASK 0x00000004
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#define KP_SPI_CLK_PORT (((volatile immap_t *)CONFIG_SYS_IMMR)->im_cpm.cp_pbdat)
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#define KP_SPI_CLK_MASK 0x00000002
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#endif
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#define KP_CS_PORT (((volatile immap_t *)CONFIG_SYS_IMMR)->im_cpm.cp_pedat)
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#define KP_CS_MASK 0x00000010
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#define KP_SPI_RXD() (KP_SPI_RXD_PORT & KP_SPI_RXD_MASK)
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#define KP_SPI_TXD(x) \
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do { \
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if (x) \
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KP_SPI_TXD_PORT |= KP_SPI_TXD_MASK; \
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else \
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KP_SPI_TXD_PORT &= ~KP_SPI_TXD_MASK; \
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} while(0)
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#define KP_SPI_CLK(x) \
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do { \
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if (x) \
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KP_SPI_CLK_PORT |= KP_SPI_CLK_MASK; \
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else \
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KP_SPI_CLK_PORT &= ~KP_SPI_CLK_MASK; \
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} while(0)
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#define KP_SPI_CLK_TOGGLE() (KP_SPI_CLK_PORT ^= KP_SPI_CLK_MASK)
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#define KP_SPI_BIT_DELAY() /* no delay */
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#define KP_CS(x) \
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do { \
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if (x) \
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KP_CS_PORT |= KP_CS_MASK; \
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else \
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KP_CS_PORT &= ~KP_CS_MASK; \
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} while(0)
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#define KP_ROWS 7
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#define KP_COLS 4
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#define KP_ROWS_MASK ((1 << KP_ROWS) - 1)
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#define KP_COLS_MASK ((1 << KP_COLS) - 1)
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#define SCAN 0
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#define SCAN_FILTER 1
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#define SCAN_COL 2
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#define SCAN_COL_FILTER 3
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#define PRESSED 4
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#define KP_F1 0 /* leftmost dot (tab) */
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#define KP_F2 1 /* middle left dot */
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#define KP_F3 2 /* up */
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#define KP_F4 3 /* middle right dot */
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#define KP_F5 4 /* rightmost dot */
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#define KP_F6 5 /* C */
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#define KP_F7 6 /* left */
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#define KP_F8 7 /* down */
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#define KP_F9 8 /* right */
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#define KP_F10 9 /* enter */
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#define KP_F11 10 /* R */
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#define KP_F12 11 /* save */
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#define KP_F13 12 /* redial */
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#define KP_F14 13 /* speaker */
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#define KP_F15 14 /* unused */
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#define KP_F16 15 /* unused */
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#define KP_RELEASE -1 /* key depressed */
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#define KP_FORCE -2 /* key was pressed for more than force hz */
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#define KP_IDLE -3 /* key was released and idle */
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#define KP_1 '1'
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#define KP_2 '2'
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#define KP_3 '3'
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#define KP_4 '4'
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#define KP_5 '5'
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#define KP_6 '6'
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#define KP_7 '7'
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#define KP_8 '8'
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#define KP_9 '9'
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#define KP_0 '0'
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#define KP_STAR '*'
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#define KP_HASH '#'
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/*************************************************************************************************/
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static int curs_disabled;
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static int curs_col, curs_row;
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static int disp_col, disp_row;
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static int width, height;
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/* the simulated vty buffer */
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static char vty_buf[ROWS * COLS];
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static char last_visible_buf[ROWS * COLS]; /* worst case */
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static char *last_visible_curs_ptr;
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static int last_visible_curs_rev;
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static int blinked_state;
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static int last_input_mode;
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static int refresh_time;
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static int blink_time;
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static char last_fast_punct;
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/*************************************************************************************************/
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#define IM_SMALL 0
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#define IM_CAPITAL 1
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#define IM_NUMBER 2
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static int input_mode;
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static char fast_punct;
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static int tab_indicator;
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static const char *fast_punct_list = ",.:;*";
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static const char *input_mode_txt[] = { "abc", "ABC", "123" };
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static const char *punct = ".,!;?'\"-()@/:_+&%*=<>$[]{}\\~^#|";
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static const char *whspace = " 0\n";
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/* per mode character select (for 2-9) */
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static const char *digits_sel[2][8] = {
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{ /* small */
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"abc2", /* 2 */
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"def3", /* 3 */
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"ghi4", /* 4 */
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"jkl5", /* 5 */
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"mno6", /* 6 */
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"pqrs7", /* 7 */
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"tuv8", /* 8 */
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"wxyz9", /* 9 */
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}, { /* capital */
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"ABC2", /* 2 */
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"DEF3", /* 3 */
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"GHI4", /* 4 */
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"JKL5", /* 5 */
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"MNO6", /* 6 */
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"PQRS7", /* 7 */
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"TUV8", /* 8 */
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"WXYZ9", /* 9 */
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}
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};
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/*****************************************************************************/
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static void update(void);
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static void ensure_visible(int col, int row, int dx, int dy);
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static void console_init(void)
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{
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curs_disabled = 0;
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curs_col = 0;
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curs_row = 0;
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disp_col = 0;
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disp_row = 0;
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input_mode = IM_SMALL;
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fast_punct = ',';
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last_fast_punct = '\0';
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refresh_time = REFRESH_HZ;
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blink_time = BLINK_HZ;
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memset(vty_buf, ' ', sizeof(vty_buf));
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memset(last_visible_buf, ' ', sizeof(last_visible_buf));
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last_visible_curs_ptr = NULL;
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last_input_mode = -1;
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last_visible_curs_rev = 0;
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blinked_state = 0;
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sed156x_init();
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width = sed156x_text_width;
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height = sed156x_text_height - 1;
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tab_indicator = 0;
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}
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/*****************************************************************************/
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void phone_putc(const char c);
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/*****************************************************************************/
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static int queued_char = -1;
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static int enabled = 0;
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/*****************************************************************************/
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/* flush buffers */
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int phone_start(void)
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{
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console_init();
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update();
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sed156x_sync();
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enabled = 1;
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queued_char = 'U' - '@';
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/* backlit on */
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DISPLAY_BACKLIT_PORT &= ~DISPLAY_BACKLIT_MASK;
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return 0;
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}
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int phone_stop(void)
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{
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enabled = 0;
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sed156x_clear();
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sed156x_sync();
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/* backlit off */
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DISPLAY_BACKLIT_PORT |= DISPLAY_BACKLIT_MASK;
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return 0;
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}
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void phone_puts(const char *s)
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{
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int count = strlen(s);
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while (count--)
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phone_putc(*s++);
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}
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int phone_tstc(void)
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{
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return queued_char >= 0 ? 1 : 0;
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}
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int phone_getc(void)
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{
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int r;
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if (queued_char < 0)
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return -1;
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r = queued_char;
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queued_char = -1;
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return r;
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}
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/*****************************************************************************/
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int drv_phone_init(void)
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{
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struct stdio_dev console_dev;
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console_init();
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memset(&console_dev, 0, sizeof(console_dev));
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strcpy(console_dev.name, "phone");
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console_dev.ext = DEV_EXT_VIDEO; /* Video extensions */
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console_dev.flags = DEV_FLAGS_OUTPUT | DEV_FLAGS_INPUT | DEV_FLAGS_SYSTEM;
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console_dev.start = phone_start;
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console_dev.stop = phone_stop;
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console_dev.putc = phone_putc; /* 'putc' function */
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console_dev.puts = phone_puts; /* 'puts' function */
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console_dev.tstc = phone_tstc; /* 'tstc' function */
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console_dev.getc = phone_getc; /* 'getc' function */
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if (stdio_register(&console_dev) == 0)
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return 1;
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return 0;
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}
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static int use_me;
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int drv_phone_use_me(void)
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{
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return use_me;
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}
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static void kp_do_poll(void);
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void phone_console_do_poll(void)
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{
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int i, x, y;
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kp_do_poll();
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if (enabled) {
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/* do the blink */
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blink_time -= PHONE_CONSOLE_POLL_HZ;
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if (blink_time <= 0) {
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blink_time += BLINK_HZ;
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if (last_visible_curs_ptr) {
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i = last_visible_curs_ptr - last_visible_buf;
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x = i % width; y = i / width;
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sed156x_reverse_at(x, y, 1);
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last_visible_curs_rev ^= 1;
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}
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}
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/* do the refresh */
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refresh_time -= PHONE_CONSOLE_POLL_HZ;
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if (refresh_time <= 0) {
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refresh_time += REFRESH_HZ;
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sed156x_sync();
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}
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}
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}
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static int last_scancode = -1;
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static int forced_scancode = 0;
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static int input_state = -1;
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static int input_scancode = -1;
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static int input_selected_char = -1;
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static char input_covered_char;
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static void putchar_at_cursor(char c)
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{
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vty_buf[curs_row * COLS + curs_col] = c;
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ensure_visible(curs_col, curs_row, 1, 1);
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}
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static char getchar_at_cursor(void)
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{
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return vty_buf[curs_row * COLS + curs_col];
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}
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static void queue_input_char(char c)
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{
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if (c <= 0)
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return;
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queued_char = c;
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}
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static void terminate_input(void)
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{
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if (input_state < 0)
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return;
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if (input_selected_char >= 0)
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queue_input_char(input_selected_char);
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input_state = -1;
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input_selected_char = -1;
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putchar_at_cursor(input_covered_char);
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curs_disabled = 0;
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blink_time = BLINK_HZ;
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update();
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}
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static void handle_enabled_scancode(int scancode)
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{
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char c;
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int new_disp_col, new_disp_row;
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const char *sel;
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|
|
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switch (scancode) {
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/* key was released */
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case KP_RELEASE:
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forced_scancode = 0;
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break;
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/* key was forced */
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case KP_FORCE:
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switch (last_scancode) {
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case '#':
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if (input_mode == IM_NUMBER) {
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input_mode = IM_CAPITAL;
|
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/* queue backspace to erase # */
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queue_input_char('\b');
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} else {
|
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input_mode = IM_NUMBER;
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fast_punct = '*';
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}
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update();
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break;
|
|
|
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case '0': case '1':
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case '2': case '3': case '4': case '5':
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case '6': case '7': case '8': case '9':
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if (input_state < 0)
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break;
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input_selected_char = last_scancode;
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putchar_at_cursor((char)input_selected_char);
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terminate_input();
|
|
|
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break;
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|
|
|
default:
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break;
|
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}
|
|
|
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break;
|
|
|
|
/* release and idle */
|
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case KP_IDLE:
|
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input_scancode = -1;
|
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if (input_state < 0)
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break;
|
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terminate_input();
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break;
|
|
|
|
/* change input mode */
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case '#':
|
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if (last_scancode == '#') /* no repeat */
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break;
|
|
|
|
if (input_mode == IM_NUMBER) {
|
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input_scancode = scancode;
|
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input_state = 0;
|
|
input_selected_char = scancode;
|
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input_covered_char = getchar_at_cursor();
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putchar_at_cursor((char)input_selected_char);
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terminate_input();
|
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break;
|
|
}
|
|
|
|
if (input_mode == IM_SMALL)
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input_mode = IM_CAPITAL;
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|
else
|
|
input_mode = IM_SMALL;
|
|
|
|
update();
|
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break;
|
|
|
|
case '*':
|
|
/* no repeat */
|
|
if (last_scancode == scancode)
|
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break;
|
|
|
|
if (input_state >= 0)
|
|
terminate_input();
|
|
|
|
input_scancode = fast_punct;
|
|
input_state = 0;
|
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input_selected_char = input_scancode;
|
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input_covered_char = getchar_at_cursor();
|
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putchar_at_cursor((char)input_selected_char);
|
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terminate_input();
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|
|
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break;
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|
|
|
case '0': case '1':
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case '2': case '3': case '4': case '5':
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case '6': case '7': case '8': case '9':
|
|
|
|
/* no repeat */
|
|
if (last_scancode == scancode)
|
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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);
|
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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;
|
|
}
|
|
|