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Zach Welch <zw@superlucidity.net> fix gw16012 with --enable-parport_ppdev 

git-svn-id: svn://svn.berlios.de/openocd/trunk@1553 b42882b7-edfa-0310-969c-e2dbd0fdcd60
This commit is contained in:
oharboe 2009-04-28 07:34:43 +00:00
parent e8240209fe
commit de6d69cc60
1 changed files with 68 additions and 40 deletions
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108
src/jtag/gw16012.c
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@ -461,32 +461,65 @@ static int gw16012_get_giveio_access(void)
}
#endif
static int gw16012_init(void)
{
#if PARPORT_USE_PPDEV == 1
char buffer[256];
int i = 0;
#endif
u8 status_port;
#if PARPORT_USE_PPDEV == 1
if (device_handle>0)
#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
#define GW16012_PPDEV_NAME "ppi"
static int gw16012_init_ioctls(void)
{
int temp = 0;
temp = ioctl(device_handle, PPCLAIM);
if (temp < 0)
{
LOG_ERROR("cannot claim device");
return ERROR_JTAG_INIT_FAILED;
}
temp = PARPORT_MODE_COMPAT;
temp = ioctl(device_handle, PPSETMODE, &temp);
if (temp < 0)
{
LOG_ERROR(" cannot set compatible mode to device");
return ERROR_JTAG_INIT_FAILED;
}
temp = IEEE1284_MODE_COMPAT;
temp = ioctl(device_handle, PPNEGOT, &temp);
if (temp < 0)
{
LOG_ERROR("cannot set compatible 1284 mode to device");
return ERROR_JTAG_INIT_FAILED;
}
return ERROR_OK;
}
#else
#define GW16012_PPDEV_NAME "parport"
static int gw16012_init_ioctls(void)
{
return ERROR_OK;
}
#endif // defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
static int gw16012_init_device(void)
{
const char *device_name = GW16012_PPDEV_NAME;
char buffer[256];
if (device_handle > 0)
{
LOG_ERROR("device is already opened");
return ERROR_JTAG_INIT_FAILED;
}
#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
LOG_DEBUG("opening /dev/ppi%d...", gw16012_port);
snprintf(buffer, 256, "/dev/%s%d", device_name, gw16012_port);
LOG_DEBUG("opening %s...", buffer);
snprintf(buffer, 256, "/dev/ppi%d", gw16012_port);
device_handle = open(buffer, O_WRONLY);
#else
LOG_DEBUG("opening /dev/parport%d...", gw16012_port);
snprintf(buffer, 256, "/dev/parport%d", gw16012_port);
device_handle = open(buffer, O_WRONLY);
#endif
if (device_handle<0)
{
LOG_ERROR("cannot open device. check it exists and that user read and write rights are set");
@ -495,31 +528,16 @@ static int gw16012_init(void)
LOG_DEBUG("...open");
#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
i=ioctl(device_handle, PPCLAIM);
if (i<0)
{
LOG_ERROR("cannot claim device");
if (gw16012_init_ioctls() != ERROR_OK)
return ERROR_JTAG_INIT_FAILED;
}
i = PARPORT_MODE_COMPAT;
i= ioctl(device_handle, PPSETMODE, & i);
if (i<0)
{
LOG_ERROR(" cannot set compatible mode to device");
return ERROR_JTAG_INIT_FAILED;
}
return ERROR_OK;
}
i = IEEE1284_MODE_COMPAT;
i = ioctl(device_handle, PPNEGOT, & i);
if (i<0)
{
LOG_ERROR("cannot set compatible 1284 mode to device");
return ERROR_JTAG_INIT_FAILED;
}
#endif
#else
#else // PARPORT_USE_PPDEV
static int gw16012_init_device(void)
{
if (gw16012_port == 0)
{
gw16012_port = 0x378;
@ -544,7 +562,17 @@ static int gw16012_init(void)
#else
outb(0x0, gw16012_port + 2);
#endif
#endif /* PARPORT_USE_PPDEV */
return ERROR_OK;
}
#endif // PARPORT_USE_PPDEV
static int gw16012_init(void)
{
u8 status_port;
if (gw16012_init_device() != ERROR_OK)
return ERROR_JTAG_INIT_FAILED;
gw16012_input(&status_port);
gw16012_msb = (status_port & 0x80) ^ 0x80;