diff options
Diffstat (limited to 'cfe/cfe/ui/ui_toyclock.c')
| -rw-r--r-- | cfe/cfe/ui/ui_toyclock.c | 275 |
1 files changed, 275 insertions, 0 deletions
diff --git a/cfe/cfe/ui/ui_toyclock.c b/cfe/cfe/ui/ui_toyclock.c new file mode 100644 index 0000000..7fdcf49 --- /dev/null +++ b/cfe/cfe/ui/ui_toyclock.c @@ -0,0 +1,275 @@ +/* ********************************************************************* + * Broadcom Common Firmware Environment (CFE) + * + * SWARM toy clock commands File: ui_toyclock.c + * + * time-of-year clock + * + * Author: Mitch Lichtenberg (mpl@broadcom.com) + * + ********************************************************************* + * + * Copyright 2000,2001,2002,2003 + * Broadcom Corporation. All rights reserved. + * + * This software is furnished under license and may be used and + * copied only in accordance with the following terms and + * conditions. Subject to these conditions, you may download, + * copy, install, use, modify and distribute modified or unmodified + * copies of this software in source and/or binary form. No title + * or ownership is transferred hereby. + * + * 1) Any source code used, modified or distributed must reproduce + * and retain this copyright notice and list of conditions + * as they appear in the source file. + * + * 2) No right is granted to use any trade name, trademark, or + * logo of Broadcom Corporation. The "Broadcom Corporation" + * name may not be used to endorse or promote products derived + * from this software without the prior written permission of + * Broadcom Corporation. + * + * 3) THIS SOFTWARE IS PROVIDED "AS-IS" AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING BUT NOT LIMITED TO, ANY IMPLIED + * WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR + * PURPOSE, OR NON-INFRINGEMENT ARE DISCLAIMED. IN NO EVENT + * SHALL BROADCOM BE LIABLE FOR ANY DAMAGES WHATSOEVER, AND IN + * PARTICULAR, BROADCOM SHALL NOT BE LIABLE FOR 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), EVEN IF ADVISED OF + * THE POSSIBILITY OF SUCH DAMAGE. + ********************************************************************* */ + + +#include "lib_types.h" +#include "lib_string.h" +#include "lib_queue.h" +#include "lib_malloc.h" +#include "lib_printf.h" + +#include "cfe_iocb.h" +#include "cfe_devfuncs.h" +#include "cfe_ioctl.h" +#include "cfe_timer.h" +#include "cfe_error.h" + +#include "ui_command.h" +#include "cfe.h" + +#include "bsp_config.h" + +/* ********************************************************************* + * prototypes + ********************************************************************* */ + +int ui_init_toyclockcmds(void); + +static int ui_cmd_showtime(ui_cmdline_t *cmd,int argc,char *argv[]); +static int ui_cmd_settime(ui_cmdline_t *cmd,int argc,char *argv[]); +static int ui_cmd_setdate(ui_cmdline_t *cmd,int argc,char *argv[]); + +/* ********************************************************************* + * ui_init_toyclockcmds() + * + * Add toy clock commands to the command table + * + * Input parameters: + * nothing + * + * Return value: + * 0 + ********************************************************************* */ +int ui_init_toyclockcmds(void) +{ + + cmd_addcmd("show time", + ui_cmd_showtime, + NULL, + "Display current time according to RTC", + "show time", + ""); + + cmd_addcmd("set time", + ui_cmd_settime, + NULL, + "Set current time", + "set time hh:mm:ss", + ""); + + cmd_addcmd("set date", + ui_cmd_setdate, + NULL, + "Set current date", + "set date mm/dd/yyyy", + ""); + + return 0; +} + +/* ********************************************************************* + * User interface commands + ********************************************************************* */ + +static int ui_cmd_settime(ui_cmdline_t *cmd,int argc,char *argv[]) +{ + char *line; + char *p; + int hr,min,sec; + int fd; + uint8_t buf[12]; + int res=0; + + if ((line = cmd_getarg(cmd,0)) == NULL) { + return ui_showusage(cmd); + } + + /* convert colons to spaces for the gettoken routine */ + while ((p = strchr(line,':'))) *p = ' '; + + /* parse and check command-line args */ + hr = -1; min = -1; sec = -1; + + p = gettoken(&line); + if (p) hr = atoi(p); + p = gettoken(&line); + if (p) min = atoi(p); + p = gettoken(&line); + if (p) sec = atoi(p); + + if ((hr < 0) || (hr > 23) || + (min < 0) || (min >= 60) || + (sec < 0) || (sec >= 60)) { + return ui_showusage(cmd); + } + + /* + * hour-minute-second-month-day-year1-year2-(time/date flag) + * time/date flag (offset 7) is used to let device know what + * is being set. + */ + buf[0] = hr; + buf[1] = min; + buf[2] = sec; + buf[7] = 0x00; /*SET_TIME = 0x00, SET_DATE = 0x01*/ + + fd = cfe_open("clock0"); + if (fd < 0) { + ui_showerror(fd,"could not open clock device"); + return fd; + } + + res = cfe_write(fd,buf,8); + if (res < 0) { + ui_showerror(res,"could not set time"); + } + cfe_close(fd); + return 0; +} + +static int ui_cmd_setdate(ui_cmdline_t *cmd,int argc,char *argv[]) +{ + char *line; + char *p; + int dt,mo,yr,y2k; + int fd; + uint8_t buf[12]; + int res=0; + + if ((line = cmd_getarg(cmd,0)) == NULL) { + return ui_showusage(cmd); + } + + /* convert colons to spaces for the gettoken routine */ + + while ((p = strchr(line,'/'))) *p = ' '; + + /* parse and check command-line args */ + + dt = -1; mo = -1; yr = -1; + + p = gettoken(&line); + if (p) mo = atoi(p); + p = gettoken(&line); + if (p) dt = atoi(p); + p = gettoken(&line); + if (p) yr = atoi(p); + + if ((mo <= 0) || (mo > 12) || + (dt <= 0) || (dt > 31) || + (yr < 1900) || (yr > 2099)) { + return ui_showusage(cmd); + } + + y2k = (yr >= 2000) ? 0x20 : 0x19; + yr %= 100; + + /* + * hour-minute-second-month-day-year1-year2-(time/date flag) + * time/date flag (offset 7) is used to let device know what + * is being set. + */ + buf[3] = mo; + buf[4] = dt; + buf[5] = yr; + buf[6] = y2k; + buf[7] = 0x01; /*SET_TIME = 0x00, SET_DATE = 0x01*/ + + fd = cfe_open("clock0"); + if (fd < 0) { + ui_showerror(fd,"could not open clock device"); + return fd; + } + + res = cfe_write(fd,buf,8); + if (res < 0) { + ui_showerror(res,"could not set date"); + } + + cfe_close(fd); + return 0; +} + + +static int ui_cmd_showtime(ui_cmdline_t *cmd,int argc,char *argv[]) +{ + uint8_t hr,min,sec; + uint8_t mo,day,yr,y2k; + int res=0; + int fd; + uint8_t buf[12]; + + fd = cfe_open("clock0"); + if (fd < 0) { + ui_showerror(fd,"could not open clock device"); + return fd; + } + res = cfe_read(fd,buf,8); + if (res < 0) { + ui_showerror(res,"could not get time/date"); + } + cfe_close(fd); + + hr = buf[0]; + min = buf[1]; + sec = buf[2]; + mo = buf[3]; + day = buf[4]; + yr = buf[5]; + y2k = buf[6]; + + printf("Current date & time is: "); + printf("%02X/%02X/%02X%02X %02X:%02X:%02X\n",mo,day,y2k,yr,hr,min,sec); + + return 0; +} + + + + + + + |