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@@ -93,15 +93,18 @@ int usbjtag_init(void); |
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int jtagkey_init(void); |
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int olimex_jtag_init(void); |
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int m5960_init(void); |
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int turtle_init(void); |
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/* reset procedures for supported layouts */ |
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void usbjtag_reset(int trst, int srst); |
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void jtagkey_reset(int trst, int srst); |
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void olimex_jtag_reset(int trst, int srst); |
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void m5960_reset(int trst, int srst); |
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void turtle_reset(int trst, int srst); |
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/* blink procedures for layouts that support a blinking led */ |
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void olimex_jtag_blink(void); |
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void turtle_jtag_blink(void); |
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ft2232_layout_t ft2232_layouts[] = |
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{ |
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@@ -113,6 +116,7 @@ ft2232_layout_t ft2232_layouts[] = |
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{"evb_lm3s811", usbjtag_init, usbjtag_reset, NULL}, |
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{"olimex-jtag", olimex_jtag_init, olimex_jtag_reset, olimex_jtag_blink}, |
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{"m5960", m5960_init, m5960_reset, NULL}, |
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{"turtelizer2", turtle_init, turtle_reset, turtle_jtag_blink}, |
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{NULL, NULL, NULL}, |
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}; |
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@@ -1002,6 +1006,26 @@ void m5960_reset(int trst, int srst) |
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DEBUG("trst: %i, srst: %i, high_output: 0x%2.2x, high_direction: 0x%2.2x", trst, srst, high_output, high_direction); |
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} |
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void turtle_reset(int trst, int srst) |
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{ |
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trst = trst; |
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if (srst == 1) |
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{ |
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low_output |= nSRST; |
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} |
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else if (srst == 0) |
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{ |
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low_output &= ~nSRST; |
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} |
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/* command "set data bits high byte" */ |
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BUFFER_ADD = 0x80; |
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BUFFER_ADD = low_output; |
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BUFFER_ADD = low_direction; |
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DEBUG("srst: %i, low_output: 0x%2.2x, low_direction: 0x%2.2x", srst, low_output, low_direction); |
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} |
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int ft2232_execute_queue() |
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{ |
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jtag_command_t *cmd = jtag_command_queue; /* currently processed command */ |
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@@ -1682,6 +1706,46 @@ int m5960_init(void) |
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return ERROR_OK; |
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} |
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int turtle_init(void) |
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{ |
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u8 buf[3]; |
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u32 bytes_written; |
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low_output = 0x08; |
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low_direction = 0x5b; |
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/* initialize low byte for jtag */ |
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buf[0] = 0x80; /* command "set data bits low byte" */ |
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buf[1] = low_output; /* value (TMS=1,TCK=0, TDI=0, nOE=0) */ |
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buf[2] = low_direction; /* dir (output=1), TCK/TDI/TMS=out, TDO=in, nOE=out */ |
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DEBUG("%2.2x %2.2x %2.2x", buf[0], buf[1], buf[2]); |
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if (((ft2232_write(buf, 3, &bytes_written)) != ERROR_OK) || (bytes_written != 3)) |
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{ |
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ERROR("couldn't initialize FT2232 with 'turtelizer2' layout"); |
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return ERROR_JTAG_INIT_FAILED; |
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} |
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nSRST = 0x40; |
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high_output = 0x00; |
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high_direction = 0x0C; |
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/* initialize high port */ |
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buf[0] = 0x82; /* command "set data bits high byte" */ |
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buf[1] = high_output; |
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buf[2] = high_direction; |
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DEBUG("%2.2x %2.2x %2.2x", buf[0], buf[1], buf[2]); |
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if (((ft2232_write(buf, 3, &bytes_written)) != ERROR_OK) || (bytes_written != 3)) |
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{ |
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ERROR("couldn't initialize FT2232 with 'turtelizer2' layout"); |
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return ERROR_JTAG_INIT_FAILED; |
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} |
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return ERROR_OK; |
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} |
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void olimex_jtag_blink(void) |
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{ |
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/* Olimex ARM-USB-OCD has a LED connected to ACBUS3 |
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@@ -1703,6 +1767,26 @@ void olimex_jtag_blink(void) |
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BUFFER_ADD = high_direction; |
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} |
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void turtle_jtag_blink(void) |
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{ |
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/* |
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* Turtelizer2 has two LEDs connected to ACBUS2 and ACBUS3 |
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*/ |
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if (high_output & 0x08) |
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{ |
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high_output = 0x04; |
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} |
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else |
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{ |
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high_output = 0x08; |
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} |
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BUFFER_ADD = 0x82; |
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BUFFER_ADD = high_output; |
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BUFFER_ADD = high_direction; |
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} |
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int ft2232_quit(void) |
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{ |
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#if BUILD_FT2232_FTD2XX == 1 |
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