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Correct use of the BOARDIOC_GRAPHICS_SETUP boardctl() call

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This commit is contained in:
Gregory Nutt 2015-04-16 07:39:00 -06:00
parent 90d0300d46
commit b76ec96bfb
1 changed files with 26 additions and 6 deletions
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32
libnxwidgets/src/cnxserver.cxx
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@ -127,15 +127,25 @@ CNxServer::~CNxServer(void)
bool CNxServer::connect(void)
{
#if defined(CONFIG_NXWIDGETS_EXTERNINIT)
struct boardioc_graphics_s devinfo;
int ret;
// Use external graphics driver initialization
m_hDevice = boardctl(BOARDIOC_GRAPHICS_SETUP, CONFIG_NXWIDGETS_DEVNO);
if (!m_hDevice)
printf("nxtext_initialize: Initializing external graphics device\n");
devinfo.devno = CONFIG_NXWIDGETS_DEVNO;
devinfo.dev = NULL;
ret = boardctl(BOARDIOC_GRAPHICS_SETUP, (uintptr_t)&devinfo);
if (ret < 0)
{
gdbg("boardctl failed, devno=%d\n", CONFIG_NXWIDGETS_DEVNO);
gdbg("boardctl failed, devno=%d: %d\n", CONFIG_NXWIDGETS_DEVNO, errno);
return false;
}
m_hDevice = devinfo.dev;
#elif defined(CONFIG_NX_LCDDRIVER)
int ret;
@ -359,15 +369,25 @@ int CNxServer::server(int argc, char *argv[])
int ret;
#if defined(CONFIG_NXWIDGETS_EXTERNINIT)
struct boardioc_graphics_s devinfo;
int ret;
// Use external graphics driver initialization
dev = boardctl(BOARDIOC_GRAPHICS_SETUP, CONFIG_NXWIDGETS_DEVNO);
if (!dev)
printf("nxtext_initialize: Initializing external graphics device\n");
devinfo.devno = CONFIG_NXWIDGETS_DEVNO;
devinfo.dev = NULL;
ret = boardctl(BOARDIOC_GRAPHICS_SETUP, (uintptr_t)&devinfo);
if (ret < 0)
{
gdbg("boardctl failed, devno=%d\n", CONFIG_NXWIDGETS_DEVNO);
gdbg("boardctl failed, devno=%d: %d\n", CONFIG_NXWIDGETS_DEVNO, errno);
return EXIT_FAILURE;
}
dev = devinfo.dev;
#elif defined(CONFIG_NX_LCDDRIVER)
// Initialize the LCD device