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- added support for the Signalyzer USB->JTAG dongle (www.signalyzer.com) 

git-svn-id: svn://svn.berlios.de/openocd/trunk@84 b42882b7-edfa-0310-969c-e2dbd0fdcd60
This commit is contained in:
drath 2006-08-14 10:02:55 +00:00
parent ec0f06db11
commit 15294929e2
1 changed files with 24 additions and 8 deletions
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20
src/jtag/ft2232.c
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@ -95,6 +95,7 @@ ft2232_layout_t ft2232_layouts[] =
{"usbjtag", usbjtag_init, usbjtag_reset}, {"usbjtag", usbjtag_init, usbjtag_reset},
{"jtagkey", jtagkey_init, jtagkey_reset}, {"jtagkey", jtagkey_init, jtagkey_reset},
{"jtagkey_prototype_v1", jtagkey_init, jtagkey_reset}, {"jtagkey_prototype_v1", jtagkey_init, jtagkey_reset},
{"signalyzer", usbjtag_init, usbjtag_reset},
{NULL, NULL, NULL}, {NULL, NULL, NULL},
}; };
@ -894,14 +895,14 @@ int ft2232_init(void)
DEBUG("'ft2232' interface using libftdi with '%s' layout", ft2232_layout); DEBUG("'ft2232' interface using libftdi with '%s' layout", ft2232_layout);
#endif #endif
#if BUILD_FT2232_FTD2XX == 1
/* Open by device description */
if (ft2232_device_desc == NULL) if (ft2232_device_desc == NULL)
{ {
WARNING("no ftd2xx device description specified, using default 'Dual RS232'"); WARNING("no ftd2xx device description specified, using default 'Dual RS232'");
ft2232_device_desc = "Dual RS232"; ft2232_device_desc = "Dual RS232";
} }
#if BUILD_FT2232_FTD2XX == 1
#if IS_WIN32 == 0 #if IS_WIN32 == 0
/* Add non-standard Vid/Pid to the linux driver */ /* Add non-standard Vid/Pid to the linux driver */
if ((status = FT_SetVIDPID(ft2232_vid, ft2232_pid)) != FT_OK) if ((status = FT_SetVIDPID(ft2232_vid, ft2232_pid)) != FT_OK)
@ -1046,10 +1047,25 @@ int usbjtag_init(void)
low_output = 0x08; low_output = 0x08;
low_direction = 0x0b; low_direction = 0x0b;
if (strcmp(ft2232_layout, "usbjtag") == 0)
{
nTRST = 0x10; nTRST = 0x10;
nTRSTnOE = 0x10; nTRSTnOE = 0x10;
nSRST = 0x40; nSRST = 0x40;
nSRSTnOE = 0x40; nSRSTnOE = 0x40;
}
else if (strcmp(ft2232_layout, "signalyzer") == 0)
{
nTRST = 0x10;
nTRSTnOE = 0x10;
nSRST = 0x20;
nSRSTnOE = 0x20;
}
else
{
ERROR("BUG: usbjtag_init called for unknown layout '%s'", ft2232_layout);
return ERROR_JTAG_INIT_FAILED;
}
if (jtag_reset_config & RESET_TRST_OPEN_DRAIN) if (jtag_reset_config & RESET_TRST_OPEN_DRAIN)
{ {