From 98da554bbd560fa5af0c639140fe34e211bf38da Mon Sep 17 00:00:00 2001 From: drath Date: Fri, 30 Mar 2007 09:56:31 +0000 Subject: [PATCH] - added support for Turtelizer 2 (USB JTAG interface) (Thanks to Michael Fischer for this patch) - fixed description of arm9tdmi vector_catch command git-svn-id: svn://svn.berlios.de/openocd/trunk@137 b42882b7-edfa-0310-969c-e2dbd0fdcd60 --- src/jtag/ft2232.c | 84 +++++++++++++++++++++++++++++++++++++++++++ src/openocd.c | 2 +- src/target/arm9tdmi.c | 2 +- 3 files changed, 86 insertions(+), 2 deletions(-) diff --git a/src/jtag/ft2232.c b/src/jtag/ft2232.c index 2a8c7387aa..fa27d9006d 100644 --- a/src/jtag/ft2232.c +++ b/src/jtag/ft2232.c @@ -93,15 +93,18 @@ int usbjtag_init(void); int jtagkey_init(void); int olimex_jtag_init(void); int m5960_init(void); +int turtle_init(void); /* reset procedures for supported layouts */ void usbjtag_reset(int trst, int srst); void jtagkey_reset(int trst, int srst); void olimex_jtag_reset(int trst, int srst); void m5960_reset(int trst, int srst); +void turtle_reset(int trst, int srst); /* blink procedures for layouts that support a blinking led */ void olimex_jtag_blink(void); +void turtle_jtag_blink(void); ft2232_layout_t ft2232_layouts[] = { @@ -113,6 +116,7 @@ ft2232_layout_t ft2232_layouts[] = {"evb_lm3s811", usbjtag_init, usbjtag_reset, NULL}, {"olimex-jtag", olimex_jtag_init, olimex_jtag_reset, olimex_jtag_blink}, {"m5960", m5960_init, m5960_reset, NULL}, + {"turtelizer2", turtle_init, turtle_reset, turtle_jtag_blink}, {NULL, NULL, NULL}, }; @@ -1002,6 +1006,26 @@ void m5960_reset(int trst, int srst) DEBUG("trst: %i, srst: %i, high_output: 0x%2.2x, high_direction: 0x%2.2x", trst, srst, high_output, high_direction); } +void turtle_reset(int trst, int srst) +{ + trst = trst; + + if (srst == 1) + { + low_output |= nSRST; + } + else if (srst == 0) + { + low_output &= ~nSRST; + } + + /* command "set data bits high byte" */ + BUFFER_ADD = 0x80; + BUFFER_ADD = low_output; + BUFFER_ADD = low_direction; + DEBUG("srst: %i, low_output: 0x%2.2x, low_direction: 0x%2.2x", srst, low_output, low_direction); +} + int ft2232_execute_queue() { jtag_command_t *cmd = jtag_command_queue; /* currently processed command */ @@ -1682,6 +1706,46 @@ int m5960_init(void) return ERROR_OK; } +int turtle_init(void) +{ + u8 buf[3]; + u32 bytes_written; + + low_output = 0x08; + low_direction = 0x5b; + + /* initialize low byte for jtag */ + buf[0] = 0x80; /* command "set data bits low byte" */ + buf[1] = low_output; /* value (TMS=1,TCK=0, TDI=0, nOE=0) */ + buf[2] = low_direction; /* dir (output=1), TCK/TDI/TMS=out, TDO=in, nOE=out */ + DEBUG("%2.2x %2.2x %2.2x", buf[0], buf[1], buf[2]); + + if (((ft2232_write(buf, 3, &bytes_written)) != ERROR_OK) || (bytes_written != 3)) + { + ERROR("couldn't initialize FT2232 with 'turtelizer2' layout"); + return ERROR_JTAG_INIT_FAILED; + } + + nSRST = 0x40; + + high_output = 0x00; + high_direction = 0x0C; + + /* initialize high port */ + buf[0] = 0x82; /* command "set data bits high byte" */ + buf[1] = high_output; + buf[2] = high_direction; + DEBUG("%2.2x %2.2x %2.2x", buf[0], buf[1], buf[2]); + + if (((ft2232_write(buf, 3, &bytes_written)) != ERROR_OK) || (bytes_written != 3)) + { + ERROR("couldn't initialize FT2232 with 'turtelizer2' layout"); + return ERROR_JTAG_INIT_FAILED; + } + + return ERROR_OK; +} + void olimex_jtag_blink(void) { /* Olimex ARM-USB-OCD has a LED connected to ACBUS3 @@ -1703,6 +1767,26 @@ void olimex_jtag_blink(void) BUFFER_ADD = high_direction; } +void turtle_jtag_blink(void) +{ + /* + * Turtelizer2 has two LEDs connected to ACBUS2 and ACBUS3 + */ + if (high_output & 0x08) + { + high_output = 0x04; + } + else + { + high_output = 0x08; + } + + BUFFER_ADD = 0x82; + BUFFER_ADD = high_output; + BUFFER_ADD = high_direction; +} + + int ft2232_quit(void) { #if BUILD_FT2232_FTD2XX == 1 diff --git a/src/openocd.c b/src/openocd.c index 0b6d1bc06c..6b1fa0800a 100644 --- a/src/openocd.c +++ b/src/openocd.c @@ -18,7 +18,7 @@ * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * ***************************************************************************/ -#define OPENOCD_VERSION "Open On-Chip Debugger (2007-03-28 18:30 CEST)" +#define OPENOCD_VERSION "Open On-Chip Debugger (2007-03-30 12:00 CEST)" #ifdef HAVE_CONFIG_H #include "config.h" diff --git a/src/target/arm9tdmi.c b/src/target/arm9tdmi.c index 4a991c10c1..dd1ee79d57 100644 --- a/src/target/arm9tdmi.c +++ b/src/target/arm9tdmi.c @@ -1015,7 +1015,7 @@ int arm9tdmi_register_commands(struct command_context_s *cmd_ctx) arm9tdmi_cmd = register_command(cmd_ctx, NULL, "arm9tdmi", NULL, COMMAND_ANY, "arm9tdmi specific commands"); - register_command(cmd_ctx, arm9tdmi_cmd, "vector_catch", handle_arm9tdmi_catch_vectors_command, COMMAND_EXEC, "catch arm920t vectors ['all'|'none'|'']"); + register_command(cmd_ctx, arm9tdmi_cmd, "vector_catch", handle_arm9tdmi_catch_vectors_command, COMMAND_EXEC, "catch arm920t vectors ['all'|'none'|'']"); return ERROR_OK; -- 2.30.2