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simple_display: add basic support for SPARK vfd display

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This commit is contained in:
Stefan Seyfried
2012-09-23 21:35:02 +02:00
parent 04ee2e87f3
commit b2050eeda4
2 changed files with 37 additions and 13 deletions
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49
src/driver/simple_display.cpp
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@@ -37,12 +37,10 @@
#if HAVE_SPARK_HARDWARE
#include <aotom_main.h>
#define DISPLAY_DEV "/dev/vfd"
#define DISPLAY_LEN 4
#endif
#if HAVE_AZBOX_HARDWARE
#define DISPLAY_DEV "/proc/vfd"
#define LED_DEV "/proc/led"
#define DISPLAY_LEN 8
#endif
static char volume = 0;
@@ -54,6 +52,8 @@ static time_t last_display = 0;
static char display_text[64] = { 0 };
static bool led_r = false;
static bool led_g = false;
static bool upd_display = false;
static bool vol_active = false;
static inline int dev_open()
{
@@ -87,8 +87,8 @@ printf("%s '%s'\n", __func__, s);
last_display = time(NULL);
/* increase timeout to ensure that everything is displayed
* the driver displays 5 characters per second */
if (len > DISPLAY_LEN)
last_display += (len - 4) / 5;
if (len > g_info.hw_caps->display_xres)
last_display += (len - g_info.hw_caps->display_xres) / 5;
}
}
@@ -96,6 +96,7 @@ CLCD::CLCD()
{
/* do not show menu in neutrino... */
has_lcd = false;
servicename = "";
}
CLCD* CLCD::getInstance()
@@ -140,8 +141,16 @@ void CLCD::setlcdparameter(void)
{
}
void CLCD::showServicename(std::string, bool)
void CLCD::showServicename(std::string name, bool)
{
if (g_info.hw_caps->display_type == HW_DISPLAY_LED_NUM)
return;
servicename = name;
if (mode != MODE_TVRADIO)
return;
strncpy(display_text, servicename.c_str(), sizeof(display_text) - 1);
display_text[sizeof(display_text) - 1] = '\0';
upd_display = true;
}
#if HAVE_SPARK_HARDWARE
@@ -208,14 +217,14 @@ void CLCD::showTime(bool force)
}
time_t now = time(NULL);
if (display_text[0])
if (upd_display)
{
display(display_text);
display_text[0] = '\0';
upd_display = false;
}
else if (power && (force || (showclock && (now - last_display) > 4)))
{
char timestr[DISPLAY_LEN + 1];
char timestr[64]; /* todo: change if we have a simple display with 63+ chars ;) */
struct tm *t;
static int hour = 0, minute = 0;
@@ -223,6 +232,7 @@ void CLCD::showTime(bool force)
if (force || last_display || (hour != t->tm_hour) || (minute != t->tm_min)) {
hour = t->tm_hour;
minute = t->tm_min;
int ret = -1;
#if HAVE_SPARK_HARDWARE
now += t->tm_gmtoff;
int fd = dev_open();
@@ -236,18 +246,24 @@ void CLCD::showTime(bool force)
d.u.time.time[4] = t->tm_sec;
int ret = ioctl(fd, VFDSETTIME, &d);
#else
int ret = ioctl(fd, VFDSETTIME2, &now);
ret = ioctl(fd, VFDSETTIME2, &now);
#endif
close(fd);
if (ret < 0)
#endif
if (ret < 0 && servicename.empty())
{
if (DISPLAY_LEN < 5)
if (g_info.hw_caps->display_xres < 5)
sprintf(timestr, "%02d%02d", hour, minute);
else /* pad with spaces on the left side to center the time string */
sprintf(timestr, "%*s%02d:%02d",(DISPLAY_LEN - 5)/2, "", hour, minute);
sprintf(timestr, "%*s%02d:%02d",(g_info.hw_caps->display_xres - 5)/2, "", hour, minute);
display(timestr, false);
}
else
{
if (vol_active)
showServicename(servicename);
vol_active = false;
}
last_display = 0;
}
}
@@ -271,7 +287,7 @@ void CLCD::showRCLock(int)
void CLCD::showVolume(const char vol, const bool update)
{
char s[32];
const int type = (DISPLAY_LEN < 5);
const int type = (g_info.hw_caps->display_xres < 5);
const char *vol_fmt[] = { "Vol:%3d%%", "%4d" };
const char *mutestr[] = { "Vol:MUTE", "mute" };
if (vol == volume && update)
@@ -287,6 +303,7 @@ void CLCD::showVolume(const char vol, const bool update)
sprintf(s, vol_fmt[type], volume);
display(s);
vol_active = true;
}
void CLCD::showPercentOver(const unsigned char /*perc*/, const bool /*perform_update*/, const MODES)
@@ -299,6 +316,7 @@ void CLCD::showMenuText(const int, const char *text, const int, const bool)
return;
strncpy(display_text, text, sizeof(display_text) - 1);
display_text[sizeof(display_text) - 1] = '\0';
upd_display = true;
}
void CLCD::showAudioTrack(const std::string &, const std::string & /*title*/, const std::string &)
@@ -325,6 +343,11 @@ void CLCD::setMode(const MODES m, const char * const)
setled(0, 0);
showclock = true;
power = true;
if (g_info.hw_caps->display_type != HW_DISPLAY_LED_NUM) {
strncpy(display_text, servicename.c_str(), sizeof(display_text) - 1);
display_text[sizeof(display_text) - 1] = '\0';
upd_display = true;
}
showTime();
break;
case MODE_SHUTDOWN: