diff options
Diffstat (limited to 'src/pld')
| -rw-r--r-- | src/pld/virtex2.c | 46 | ||||
| -rw-r--r-- | src/pld/virtex2.h | 3 |
2 files changed, 28 insertions, 21 deletions
diff --git a/src/pld/virtex2.c b/src/pld/virtex2.c index 9ddd1f66..2d86e3e5 100644 --- a/src/pld/virtex2.c +++ b/src/pld/virtex2.c @@ -43,18 +43,17 @@ pld_driver_t virtex2_pld = .load = virtex2_load, }; -int virtex2_set_instr(int chain_pos, u32 new_instr) +int virtex2_set_instr(jtag_tap_t *tap, u32 new_instr) { - jtag_device_t *device = jtag_get_device(chain_pos); - if (device==NULL) + if (tap==NULL) return ERROR_FAIL; - if (buf_get_u32(device->cur_instr, 0, device->ir_length) != new_instr) + if (buf_get_u32(tap->cur_instr, 0, tap->ir_length) != new_instr) { scan_field_t field; - field.device = chain_pos; - field.num_bits = device->ir_length; + field.tap = tap; + field.num_bits = tap->ir_length; field.out_value = calloc(CEIL(field.num_bits, 8), 1); buf_set_u32(field.out_value, 0, field.num_bits, new_instr); field.out_mask = NULL; @@ -81,7 +80,7 @@ int virtex2_send_32(struct pld_device_s *pld_device, int num_words, u32 *words) values = malloc(num_words * 4); - scan_field.device = virtex2_info->chain_pos; + scan_field.tap = virtex2_info->tap; scan_field.num_bits = num_words * 32; scan_field.out_value = values; scan_field.out_mask = NULL; @@ -94,7 +93,7 @@ int virtex2_send_32(struct pld_device_s *pld_device, int num_words, u32 *words) for (i = 0; i < num_words; i++) buf_set_u32(values + 4 * i, 0, 32, flip_u32(*words++, 32)); - virtex2_set_instr(virtex2_info->chain_pos, 0x5); /* CFG_IN */ + virtex2_set_instr(virtex2_info->tap, 0x5); /* CFG_IN */ jtag_add_dr_scan(1, &scan_field, TAP_PD); @@ -115,7 +114,7 @@ int virtex2_receive_32(struct pld_device_s *pld_device, int num_words, u32 *word virtex2_pld_device_t *virtex2_info = pld_device->driver_priv; scan_field_t scan_field; - scan_field.device = virtex2_info->chain_pos; + scan_field.tap = virtex2_info->tap; scan_field.num_bits = 32; scan_field.out_value = NULL; scan_field.out_mask = NULL; @@ -124,7 +123,7 @@ int virtex2_receive_32(struct pld_device_s *pld_device, int num_words, u32 *word scan_field.in_check_mask = NULL; scan_field.in_handler = virtex2_jtag_buf_to_u32; - virtex2_set_instr(virtex2_info->chain_pos, 0x4); /* CFG_OUT */ + virtex2_set_instr(virtex2_info->tap, 0x4); /* CFG_OUT */ while (num_words--) { @@ -166,7 +165,7 @@ int virtex2_load(struct pld_device_s *pld_device, char *filename) scan_field_t field; - field.device = virtex2_info->chain_pos; + field.tap = virtex2_info->tap; field.out_mask = NULL; field.in_value = NULL; field.in_check_value = NULL; @@ -178,11 +177,11 @@ int virtex2_load(struct pld_device_s *pld_device, char *filename) return retval; jtag_add_end_state(TAP_RTI); - virtex2_set_instr(virtex2_info->chain_pos, 0xb); /* JPROG_B */ + virtex2_set_instr(virtex2_info->tap, 0xb); /* JPROG_B */ jtag_execute_queue(); jtag_add_sleep(1000); - virtex2_set_instr(virtex2_info->chain_pos, 0x5); /* CFG_IN */ + virtex2_set_instr(virtex2_info->tap, 0x5); /* CFG_IN */ jtag_execute_queue(); for (i = 0; i < bit_file.length; i++) @@ -197,13 +196,13 @@ int virtex2_load(struct pld_device_s *pld_device, char *filename) jtag_add_tlr(); jtag_add_end_state(TAP_RTI); - virtex2_set_instr(virtex2_info->chain_pos, 0xc); /* JSTART */ + virtex2_set_instr(virtex2_info->tap, 0xc); /* JSTART */ jtag_add_runtest(13, TAP_RTI); - virtex2_set_instr(virtex2_info->chain_pos, 0x3f); /* BYPASS */ - virtex2_set_instr(virtex2_info->chain_pos, 0x3f); /* BYPASS */ - virtex2_set_instr(virtex2_info->chain_pos, 0xc); /* JSTART */ + virtex2_set_instr(virtex2_info->tap, 0x3f); /* BYPASS */ + virtex2_set_instr(virtex2_info->tap, 0x3f); /* BYPASS */ + virtex2_set_instr(virtex2_info->tap, 0xc); /* JSTART */ jtag_add_runtest(13, TAP_RTI); - virtex2_set_instr(virtex2_info->chain_pos, 0x3f); /* BYPASS */ + virtex2_set_instr(virtex2_info->tap, 0x3f); /* BYPASS */ jtag_execute_queue(); return ERROR_OK; @@ -249,6 +248,8 @@ int virtex2_register_commands(struct command_context_s *cmd_ctx) int virtex2_pld_device_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc, struct pld_device_s *pld_device) { + jtag_tap_t *tap; + virtex2_pld_device_t *virtex2_info; if (argc < 2) @@ -257,10 +258,15 @@ int virtex2_pld_device_command(struct command_context_s *cmd_ctx, char *cmd, cha return ERROR_PLD_DEVICE_INVALID; } + tap = jtag_TapByString( args[1] ); + if( tap == NULL ){ + command_print( cmd_ctx, "Tap: %s does not exist", args[1] ); + return ERROR_OK; + } + virtex2_info = malloc(sizeof(virtex2_pld_device_t)); pld_device->driver_priv = virtex2_info; - - virtex2_info->chain_pos = strtoul(args[1], NULL, 0); + virtex2_info->tap = tap; return ERROR_OK; } diff --git a/src/pld/virtex2.h b/src/pld/virtex2.h index 1b5865dd..7bc6c5eb 100644 --- a/src/pld/virtex2.h +++ b/src/pld/virtex2.h @@ -20,12 +20,13 @@ #ifndef VIRTEX2_H #define VIRTEX2_H +#include "types.h" #include "pld.h" #include "xilinx_bit.h" typedef struct virtex2_pld_device_s { - int chain_pos; + jtag_tap_t *tap; } virtex2_pld_device_t; #endif /* VIRTEX2_H */ |