#include "mips_ejtag.h"
-int mips_ejtag_set_instr(mips_ejtag_t *ejtag_info, int new_instr, void *delete_me_and_submit_patch)
+int mips_ejtag_set_instr(struct mips_ejtag *ejtag_info, int new_instr, void *delete_me_and_submit_patch)
{
- jtag_tap_t *tap;
+ struct jtag_tap *tap;
tap = ejtag_info->tap;
- if (tap==NULL)
+ if (tap == NULL)
return ERROR_FAIL;
if (buf_get_u32(tap->cur_instr, 0, tap->ir_length) != (uint32_t)new_instr)
{
- scan_field_t field;
+ struct scan_field field;
uint8_t t[4];
field.tap = tap;
field.num_bits = tap->ir_length;
field.out_value = t;
buf_set_u32(field.out_value, 0, field.num_bits, new_instr);
-
field.in_value = NULL;
-
-
-
-
+
jtag_add_ir_scan(1, &field, jtag_get_end_state());
}
return ERROR_OK;
}
-int mips_ejtag_get_idcode(mips_ejtag_t *ejtag_info, uint32_t *idcode)
+int mips_ejtag_get_idcode(struct mips_ejtag *ejtag_info, uint32_t *idcode)
{
- scan_field_t field;
+ struct scan_field field;
jtag_set_end_state(TAP_IDLE);
field.tap = ejtag_info->tap;
field.num_bits = 32;
field.out_value = NULL;
-
field.in_value = (void*)idcode;
-
-
-
-
+
jtag_add_dr_scan(1, &field, jtag_get_end_state());
if (jtag_execute_queue() != ERROR_OK)
return ERROR_OK;
}
-int mips_ejtag_get_impcode(mips_ejtag_t *ejtag_info, uint32_t *impcode)
+int mips_ejtag_get_impcode(struct mips_ejtag *ejtag_info, uint32_t *impcode)
{
- scan_field_t field;
+ struct scan_field field;
jtag_set_end_state(TAP_IDLE);
field.tap = ejtag_info->tap;
field.num_bits = 32;
field.out_value = NULL;
-
field.in_value = (void*)impcode;
-
-
-
-
+
jtag_add_dr_scan(1, &field, jtag_get_end_state());
if (jtag_execute_queue() != ERROR_OK)
return ERROR_OK;
}
-int mips_ejtag_drscan_32(mips_ejtag_t *ejtag_info, uint32_t *data)
+int mips_ejtag_drscan_32(struct mips_ejtag *ejtag_info, uint32_t *data)
{
- jtag_tap_t *tap;
+ struct jtag_tap *tap;
tap = ejtag_info->tap;
- if (tap==NULL)
+ if (tap == NULL)
return ERROR_FAIL;
- scan_field_t field;
+ struct scan_field field;
uint8_t t[4], r[4];
int retval;
field.num_bits = 32;
field.out_value = t;
buf_set_u32(field.out_value, 0, field.num_bits, *data);
-
field.in_value = r;
-
-
-
-
+
jtag_add_dr_scan(1, &field, jtag_get_end_state());
if ((retval = jtag_execute_queue()) != ERROR_OK)
return ERROR_OK;
}
-int mips_ejtag_step_enable(mips_ejtag_t *ejtag_info)
+int mips_ejtag_step_enable(struct mips_ejtag *ejtag_info)
{
uint32_t code[] = {
MIPS32_MTC0(1,31,0), /* move $1 to COP0 DeSave */
return ERROR_OK;
}
-int mips_ejtag_step_disable(mips_ejtag_t *ejtag_info)
+int mips_ejtag_step_disable(struct mips_ejtag *ejtag_info)
{
uint32_t code[] = {
MIPS32_MTC0(15,31,0), /* move $15 to COP0 DeSave */
return ERROR_OK;
}
-int mips_ejtag_config_step(mips_ejtag_t *ejtag_info, int enable_step)
+int mips_ejtag_config_step(struct mips_ejtag *ejtag_info, int enable_step)
{
if (enable_step)
return mips_ejtag_step_enable(ejtag_info);
return mips_ejtag_step_disable(ejtag_info);
}
-int mips_ejtag_enter_debug(mips_ejtag_t *ejtag_info)
+int mips_ejtag_enter_debug(struct mips_ejtag *ejtag_info)
{
uint32_t ejtag_ctrl;
jtag_set_end_state(TAP_IDLE);
return ERROR_OK;
}
-int mips_ejtag_exit_debug(mips_ejtag_t *ejtag_info)
+int mips_ejtag_exit_debug(struct mips_ejtag *ejtag_info)
{
uint32_t inst;
inst = MIPS32_DRET;
-
+
/* execute our dret instruction */
mips32_pracc_exec(ejtag_info, 1, &inst, 0, NULL, 0, NULL, 0);
return ERROR_OK;
}
-int mips_ejtag_read_debug(mips_ejtag_t *ejtag_info, uint32_t* debug_reg)
+int mips_ejtag_read_debug(struct mips_ejtag *ejtag_info, uint32_t* debug_reg)
{
/* read ejtag ECR */
uint32_t code[] = {
return ERROR_OK;
}
-int mips_ejtag_init(mips_ejtag_t *ejtag_info)
+int mips_ejtag_init(struct mips_ejtag *ejtag_info)
{
uint32_t ejtag_version;
ejtag_info->impcode & (1 << 16) ? " MIPS16": "",
ejtag_info->impcode & (1 << 14) ? " noDMA": " DMA",
ejtag_info->impcode & (1 << 0) ? " MIPS64": " MIPS32"
- );
+);
if ((ejtag_info->impcode & (1 << 14)) == 0)
LOG_DEBUG("EJTAG: DMA Access Mode Support Enabled");