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jtag newtap change & huge manual update

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git-svn-id: svn://svn.berlios.de/openocd/trunk@1194 b42882b7-edfa-0310-969c-e2dbd0fdcd60
This commit is contained in:
duane
2008-11-30 22:25:43 +00:00
parent 91afc3dc30
commit a28eaa85f7
99 changed files with 5029 additions and 1992 deletions
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46
src/pld/virtex2.c
View File

@@ -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;
}

3
src/pld/virtex2.h
View File

@@ -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 */