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@@ -102,6 +102,7 @@ int flyswatter_init(void); |
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int turtle_init(void); |
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int comstick_init(void); |
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int stm32stick_init(void); |
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int axm0432_jtag_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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@@ -111,6 +112,8 @@ void flyswatter_reset(int trst, int srst); |
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void turtle_reset(int trst, int srst); |
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void comstick_reset(int trst, int srst); |
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void stm32stick_reset(int trst, int srst); |
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void axm0432_jtag_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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@@ -129,6 +132,7 @@ ft2232_layout_t ft2232_layouts[] = |
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{"turtelizer2", turtle_init, turtle_reset, turtle_jtag_blink}, |
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{"comstick", comstick_init, comstick_reset, NULL}, |
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{"stm32stick", stm32stick_init, stm32stick_reset, NULL}, |
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{"axm0432_jtag", axm0432_jtag_init, axm0432_jtag_reset, NULL}, |
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{NULL, NULL, NULL}, |
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}; |
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@@ -1045,6 +1049,38 @@ void olimex_jtag_reset(int trst, int srst) |
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LOG_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 axm0432_jtag_reset(int trst, int srst) |
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{ |
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if (trst == 1) |
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{ |
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cur_state = TAP_TLR; |
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high_output &= ~nTRST; |
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} |
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else if (trst == 0) |
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{ |
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high_output |= nTRST; |
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} |
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if (srst == 1) |
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{ |
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high_output &= ~nSRST; |
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} |
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else if (srst == 0) |
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{ |
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high_output |= nSRST; |
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} |
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/* command "set data bits low byte" */ |
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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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LOG_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 flyswatter_reset(int trst, int srst) |
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{ |
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if (trst == 1) |
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@@ -1722,6 +1758,82 @@ int usbjtag_init(void) |
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return ERROR_OK; |
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} |
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int axm0432_jtag_init(void) |
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{ |
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u8 buf[3]; |
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u8 buf_read[1]; |
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u32 bytes_written; |
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u32 bytes_read; |
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low_output = 0x08; |
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low_direction = 0x2b; |
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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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LOG_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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LOG_ERROR("couldn't initialize FT2232 with 'JTAGkey' layout"); |
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return ERROR_JTAG_INIT_FAILED; |
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} |
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if (strcmp(layout->name, "axm0432_jtag") == 0) |
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{ |
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nTRST = 0x08; |
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nTRSTnOE = 0x0; /* No output enable for TRST*/ |
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nSRST = 0x04; |
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nSRSTnOE = 0x0; /* No output enable for SRST*/ |
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} |
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else |
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{ |
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LOG_ERROR("BUG: axm0432_jtag_init called for non axm0432 layout"); |
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exit(-1); |
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} |
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high_output = 0x0; |
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high_direction = 0x0c; |
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if (jtag_reset_config & RESET_TRST_OPEN_DRAIN) |
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{ |
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LOG_ERROR("can't set nTRSTOE to push-pull on the Dicarlo jtag"); |
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} |
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else |
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{ |
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high_output |= nTRST; |
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} |
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if (jtag_reset_config & RESET_SRST_PUSH_PULL) |
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{ |
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LOG_ERROR("can't set nSRST to push-pull on the Dicarlo jtag"); |
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} |
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else |
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{ |
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high_output |= nSRST; |
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} |
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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; /* value */ |
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buf[2] = high_direction; /* all outputs (xRST and xRSTnOE) */ |
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LOG_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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LOG_ERROR("couldn't initialize FT2232 with 'Dicarlo' 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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int jtagkey_init(void) |
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{ |
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u8 buf[3]; |
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