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author | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2012-03-27 16:59:15 +0000 |
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committer | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2012-03-27 16:59:15 +0000 |
commit | 5d3e1ee2e876b618f11a16753ca1d992260089be (patch) | |
tree | ce0fbf634a4a79157ec8554a02933bf935f5ce72 /apps/examples/nxconsole/nxcon_main.c | |
parent | 2a4b0b1d5da5d20a1145f5bcdd845c3b49cae7bd (diff) | |
download | nuttx-5d3e1ee2e876b618f11a16753ca1d992260089be.tar.gz nuttx-5d3e1ee2e876b618f11a16753ca1d992260089be.tar.bz2 nuttx-5d3e1ee2e876b618f11a16753ca1d992260089be.zip |
Add a test for the NX console device
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@4528 42af7a65-404d-4744-a932-0658087f49c3
Diffstat (limited to 'apps/examples/nxconsole/nxcon_main.c')
-rw-r--r-- | apps/examples/nxconsole/nxcon_main.c | 506 |
1 files changed, 506 insertions, 0 deletions
diff --git a/apps/examples/nxconsole/nxcon_main.c b/apps/examples/nxconsole/nxcon_main.c new file mode 100644 index 000000000..cc83aac16 --- /dev/null +++ b/apps/examples/nxconsole/nxcon_main.c @@ -0,0 +1,506 @@ +/**************************************************************************** + * examples/nxconsole/nxcon_main.c + * + * Copyright (C) 2012 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt <gnutt@nuttx.org> + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name NuttX nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ + +/**************************************************************************** + * Included Files + ****************************************************************************/ + +#include <nuttx/config.h> + +#include <sys/types.h> + +#include <stdint.h> +#include <stdbool.h> +#include <stdio.h> +#include <stdlib.h> +#include <unistd.h> +#include <fcntl.h> +#include <string.h> +#include <errno.h> +#include <debug.h> + +#ifdef CONFIG_NX_LCDDRIVER +# include <nuttx/lcd/lcd.h> +#else +# include <nuttx/fb.h> +#endif + +#include <nuttx/arch.h> +#include <nuttx/nx/nx.h> +#include <nuttx/nx/nxglib.h> +#include <nuttx/nx/nxfonts.h> +#include <nuttx/nx/nxconsole.h> + +#include "nxcon_internal.h" + +/**************************************************************************** + * Pre-processor Definitions + ****************************************************************************/ + +#define NCON_MSG_NLINES 24 + +/**************************************************************************** + * Private Types + ****************************************************************************/ + +/**************************************************************************** + * Private Function Prototypes + ****************************************************************************/ + +/**************************************************************************** + * Private Data + ****************************************************************************/ + +#ifdef CONFIG_NX_KBD +static const uint8_t g_pumsg[] = "Pop-Up!"; +static const char *g_nxcon_msg[NCON_MSG_NLINES] = +{ + "\nJULIET\n", /* Line 1 */ + "Wilt thou be gone?\n", /* Line 2 */ + " It is not yet near day:\n", /* Line 3 */ + "It was the nightingale,\n", /* Line 4 */ + " and not the lark,\n", /* Line 5 */ + "That pierced the fearful hollow\n", /* Line 6 */ + " of thine ear;\n", /* Line 7 */ + "Nightly she sings\n", /* Line 8 */ + " on yon pomegranate-tree:\n", /* Line 9 */ + "Believe me, love,\n", /* Line 10 */ + " it was the nightingale.\n", /* Line 11 */ + "\nROMEO\n", /* Line 12 */ + "It was the lark,\n", /* Line 13 */ + " the herald of the morn,\n", /* Line 14 */ + "No nightingale:\n", /* Line 15 */ + " look, love, what envious streaks\n", /* Line 16 */ + "Do lace the severing clouds\n", /* Line 17 */ + " in yonder east:\n", /* Line 18 */ + "Night's candles are burnt out,\n", /* Line 19 */ + " and jocund day\n", /* Line 20 */ + "Stands tiptoe\n", /* Line 21 */ + " on the misty mountain tops.\n", /* Line 22 */ + "I must be gone and live,\n", /* Line 23 */ + " or stay and die.\n" /* Line 24 */ +}; +#endif + +/**************************************************************************** + * Public Data + ****************************************************************************/ + +/* All example global variables are retained in a structure to minimize + * the chance of name collisions. + */ + +struct nxcon_state_s g_nxcon_vars; + +/**************************************************************************** + * Private Functions + ****************************************************************************/ + +/**************************************************************************** + * Name: nxcon_suinitialize + ****************************************************************************/ + +#ifndef CONFIG_NX_MULTIUSER +static inline int nxcon_suinitialize(void) +{ + FAR NX_DRIVERTYPE *dev; + +#if defined(CONFIG_EXAMPLES_NXCON_EXTERNINIT) + /* Use external graphics driver initialization */ + + message("nxcon_initialize: Initializing external graphics device\n"); + dev = up_nxdrvinit(CONFIG_EXAMPLES_NXCON_DEVNO); + if (!dev) + { + message("nxcon_initialize: up_nxdrvinit failed, devno=%d\n", CONFIG_EXAMPLES_NXCON_DEVNO); + return ERROR; + } + +#elif defined(CONFIG_NX_LCDDRIVER) + int ret; + + /* Initialize the LCD device */ + + message("nxcon_initialize: Initializing LCD\n"); + ret = up_lcdinitialize(); + if (ret < 0) + { + message("nxcon_initialize: up_lcdinitialize failed: %d\n", -ret); + return ERROR; + } + + /* Get the device instance */ + + dev = up_lcdgetdev(CONFIG_EXAMPLES_NXCON_DEVNO); + if (!dev) + { + message("nxcon_initialize: up_lcdgetdev failed, devno=%d\n", + CONFIG_EXAMPLES_NXCON_DEVNO); + return ERROR; + } + + /* Turn the LCD on at 75% power */ + + (void)dev->setpower(dev, ((3*CONFIG_LCD_MAXPOWER + 3)/4)); +#else + int ret; + + /* Initialize the frame buffer device */ + + message("nxcon_initialize: Initializing framebuffer\n"); + ret = up_fbinitialize(); + if (ret < 0) + { + message("nxcon_initialize: up_fbinitialize failed: %d\n", -ret); + return ERROR; + } + + dev = up_fbgetvplane(CONFIG_EXAMPLES_NXCON_VPLANE); + if (!dev) + { + message("nxcon_initialize: up_fbgetvplane failed, vplane=%d\n", CONFIG_EXAMPLES_NXCON_VPLANE); + return ERROR; + } +#endif + + /* Then open NX */ + + message("nxcon_initialize: Open NX\n"); + g_nxcon_vars.hnx = nx_open(dev); + if (!g_nxcon_vars.hnx) + { + message("nxcon_initialize: nx_open failed: %d\n", errno); + return ERROR; + } + return OK; +} +#endif + +/**************************************************************************** + * Name: nxcon_initialize + ****************************************************************************/ + +#ifdef CONFIG_NX_MULTIUSER +static inline int nxcon_muinitialize(void) +{ + struct sched_param param; + pthread_t thread; + pid_t servrid; + int ret; + + /* Set the client task priority */ + + param.sched_priority = CONFIG_EXAMPLES_NXCON_CLIENTPRIO; + ret = sched_setparam(0, ¶m); + if (ret < 0) + { + message("nxcon_initialize: sched_setparam failed: %d\n" , ret); + return ERROR; + } + + /* Start the server task */ + + message("nxcon_initialize: Starting nxcon_server task\n"); + servrid = task_create("NX Server", CONFIG_EXAMPLES_NXCON_SERVERPRIO, + CONFIG_EXAMPLES_NXCON_STACKSIZE, nxcon_server, NULL); + if (servrid < 0) + { + message("nxcon_initialize: Failed to create nxcon_server task: %d\n", errno); + return ERROR; + } + + /* Wait a bit to let the server get started */ + + sleep(1); + + /* Connect to the server */ + + g_nxcon_vars.hnx = nx_connect(); + if (g_nxcon_vars.hnx) + { + pthread_attr_t attr; + + /* Start a separate thread to listen for server events. This is probably + * the least efficient way to do this, but it makes this example flow more + * smoothly. + */ + + (void)pthread_attr_init(&attr); + param.sched_priority = CONFIG_EXAMPLES_NXCON_LISTENERPRIO; + (void)pthread_attr_setschedparam(&attr, ¶m); + (void)pthread_attr_setstacksize(&attr, CONFIG_EXAMPLES_NXCON_STACKSIZE); + + ret = pthread_create(&thread, &attr, nxcon_listener, NULL); + if (ret != 0) + { + printf("nxcon_initialize: pthread_create failed: %d\n", ret); + return ERROR; + } + + /* Don't return until we are connected to the server */ + + while (!g_nxcon_vars.connected) + { + /* Wait for the listener thread to wake us up when we really + * are connected. + */ + + (void)sem_wait(&g_nxcon_vars.eventsem); + } + } + else + { + message("nxcon_initialize: nx_connect failed: %d\n", errno); + return ERROR; + } + return OK; +} +#endif + +/**************************************************************************** + * Name: nxcon_initialize + ****************************************************************************/ + +static int nxcon_initialize(void) +{ +#ifdef CONFIG_NX_MULTIUSER + return nxcon_muinitialize(); +#else + return nxcon_suinitialize(); +#endif +} + +/**************************************************************************** + * Public Functions + ****************************************************************************/ + +/**************************************************************************** + * Name: user_start/nxcon_main + ****************************************************************************/ + +#ifdef CONFIG_NSH_BUILTIN_APPS +# define MAIN_NAME nxcon_main +# define MAIN_NAME_STRING "nxcon_main" +#else +# define MAIN_NAME user_start +# define MAIN_NAME_STRING "user_start" +#endif + +int MAIN_NAME(int argc, char **argv) +{ + int exitcode = EXIT_FAILURE; + nxgl_mxpixel_t color; + int ndx; + int ret; + int fd; + + /* Reset all global data */ + + memset(&g_nxcon_vars, 0, sizeof(struct nxcon_state_s)); + + /* NX Initialization ******************************************************/ + /* Initialize NX */ + + ret = nxcon_initialize(); + message(MAIN_NAME_STRING ": NX handle=%p\n", g_nxcon_vars.hnx); + if (!g_nxcon_vars.hnx || ret < 0) + { + message(MAIN_NAME_STRING ": Failed to get NX handle: %d\n", errno); + goto errout; + } + + /* Set the background to the configured background color */ + + message(MAIN_NAME_STRING ": Set background color=%d\n", CONFIG_EXAMPLES_NXCON_BGCOLOR); + color = CONFIG_EXAMPLES_NXCON_BGCOLOR; + ret = nx_setbgcolor(g_nxcon_vars.hnx, &color); + if (ret < 0) + { + message(MAIN_NAME_STRING ": nx_setbgcolor failed: %d\n", errno); + goto errout_with_nx; + } + + /* Window Configuration ***************************************************/ + /* Create a window */ + + message(MAIN_NAME_STRING ": Create window\n"); + g_nxcon_vars.hwnd = nxtk_openwindow(&g_nxcon_vars.hnx, &g_nxconcb, NULL); + if (!g_nxcon_vars.hwnd) + { + message(MAIN_NAME_STRING ": nxtk_openwindow failed: %d\n", errno); + goto errout_with_nx; + } + message(MAIN_NAME_STRING ": hwnd=%p\n", g_nxcon_vars.hwnd); + + /* Wait until we have the screen resolution. We'll have this immediately + * unless we are dealing with the NX server. + */ + + while (!g_nxcon_vars.haveres) + { + (void)sem_wait(&g_nxcon_vars.eventsem); + } + message(MAIN_NAME_STRING ": Screen resolution (%d,%d)\n", g_nxcon_vars.xres, g_nxcon_vars.yres); + + /* Determine the size and position of the window */ + + g_nxcon_vars.wndo.wsize.w = g_nxcon_vars.xres / 2 + g_nxcon_vars.xres / 4; + g_nxcon_vars.wndo.wsize.h = g_nxcon_vars.yres / 2 + g_nxcon_vars.yres / 4; + + g_nxcon_vars.wpos.x = g_nxcon_vars.xres / 8; + g_nxcon_vars.wpos.y = g_nxcon_vars.yres / 8; + + /* Set the window position */ + + message(MAIN_NAME_STRING ": Set window position to (%d,%d)\n", + g_nxcon_vars.wpos.x, g_nxcon_vars.wpos.y); + + ret = nxtk_setposition(g_nxcon_vars.hwnd, &g_nxcon_vars.wpos); + if (ret < 0) + { + message(MAIN_NAME_STRING ": nxtk_setposition failed: %d\n", errno); + goto errout_with_hwnd; + } + + /* Set the window size */ + + message(MAIN_NAME_STRING ": Set window size to (%d,%d)\n", + g_nxcon_vars.wndo.wsize.w, g_nxcon_vars.wndo.wsize.h); + + ret = nxtk_setsize(g_nxcon_vars.hwnd, &g_nxcon_vars.wndo.wsize); + if (ret < 0) + { + message(MAIN_NAME_STRING ": nxtk_setsize failed: %d\n", errno); + goto errout_with_hwnd; + } + + /* Open the toolbar */ + + message(MAIN_NAME_STRING ": Add toolbar to window\n"); + ret = nxtk_opentoolbar(g_nxcon_vars.hwnd, CONFIG_EXAMPLES_NXCON_TOOLBAR_HEIGHT, &g_nxtoolcb, NULL); + if (ret < 0) + { + message(MAIN_NAME_STRING ": nxtk_opentoolbar failed: %d\n", errno); + goto errout_with_hwnd; + } + + /* NxConsole Configuration ************************************************/ + /* Use the window to create an NX console */ + + g_nxcon_vars.wndo.wcolor[0] = CONFIG_EXAMPLES_NXCON_WCOLOR; + g_nxcon_vars.wndo.fcolor[0] = CONFIG_EXAMPLES_NXCON_FONTCOLOR; + g_nxcon_vars.wndo.fontid = CONFIG_EXAMPLES_NXCON_FONTID; + + g_nxcon_vars.hdrvr = nxtk_register(g_nxcon_vars.hwnd, &g_nxcon_vars.wndo, CONFIG_EXAMPLES_NXCON_MINOR); + if (!g_nxcon_vars.hdrvr) + { + message(MAIN_NAME_STRING ": nxtk_register failed: %d\n", errno); + goto errout_with_hwnd; + } + + /* Open the driver */ + + fd = open(CONFIG_EXAMPLES_NXCON_DEVNAME, O_RDONLY); + if (fd < 0) + { + message(MAIN_NAME_STRING ": open %d read-only failed: %d\n", + CONFIG_EXAMPLES_NXCON_DEVNAME, errno); + goto errout_with_driver; + } + + /* Now re-direct stdout and stderr so that they use the NX console driver */ + + (void)dup2(fd, 1); + (void)dup2(fd, 2); + + /* And we can close our original driver fd */ + + close(fd); + + /* Test Loop **************************************************************/ + /* Now loop, adding text to the NX console */ + + ndx = 0; + for (;;) + { + /* Sleep for one second */ + + sleep(1); + + /* Give another line of text to the NX console.*/ + + printf(g_nxcon_msg[ndx]); + if (++ndx >= NCON_MSG_NLINES) + { +#ifdef CONFIG_NSH_BUILTIN_APPS + /* If this is an NSH built-in apps, then just return after all + * of the lines have been presented. + */ + + break; +#else + /* Otherwise, just reset the index to the first line and continue */ + + ndx = 0; +#endif + } + } + exitcode = EXIT_SUCCESS; + + /* Clean-up and Error Exits ***********************************************/ + +errout_with_driver: + message(MAIN_NAME_STRING ": Unregister the NX console device\n"); + (void)nxcon_unregister(g_nxcon_vars.hdrvr); + +errout_with_hwnd: + message(MAIN_NAME_STRING ": Close the window\n"); + (void)nxtk_closewindow(g_nxcon_vars.hwnd); + +errout_with_nx: +#ifdef CONFIG_NX_MULTIUSER + /* Disconnect from the server */ + + message(MAIN_NAME_STRING ": Disconnect from the server\n"); + nx_disconnect(g_nxcon_vars.hnx); +#else + /* Close the server */ + + message(MAIN_NAME_STRING ": Close NX\n"); + nx_close(g_nxcon_vars.hnx); +#endif +errout: + return exitcode; +} |