zcy
/
tinyriscv-openocd
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

- added support for the oocd-link (http://www.joernonline.de/dw/doku.php?id=en:projects:oocdlink) 

- fixed breakpoint handling (this changes the target_t interface)


git-svn-id: svn://svn.berlios.de/openocd/trunk@113 b42882b7-edfa-0310-969c-e2dbd0fdcd60
__archive__
drath 2006-11-07 10:54:19 +00:00
parent 83440065c0
commit 03e8f264f4
5 changed files with 51 additions and 36 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
src/jtag/ft2232.c
View File

@ -108,6 +108,7 @@ ft2232_layout_t ft2232_layouts[] =
{"usbjtag", usbjtag_init, usbjtag_reset, NULL},
{"jtagkey", jtagkey_init, jtagkey_reset, NULL},
{"jtagkey_prototype_v1", jtagkey_init, jtagkey_reset, NULL},
{"oocdlink", jtagkey_init, jtagkey_reset, NULL},
{"signalyzer", usbjtag_init, usbjtag_reset, NULL},
{"evb_lm3s811", usbjtag_init, usbjtag_reset, NULL},
{"olimex-jtag", olimex_jtag_init, olimex_jtag_reset, olimex_jtag_blink},
@ -1260,7 +1261,8 @@ int jtagkey_init(void)
nSRST = 0x02;
nSRSTnOE = 0x08;
}
else if (strcmp(layout->name, "jtagkey_prototype_v1") == 0)
else if ((strcmp(layout->name, "jtagkey_prototype_v1") == 0) ||
(strcmp(layout->name, "oocdlink") == 0))
{
nTRST = 0x02;
nTRSTnOE = 0x1;

17
src/target/arm7_9_common.c
View File

@ -253,7 +253,7 @@ int arm7_9_unset_breakpoint(struct target_s *target, breakpoint_t *breakpoint)
return ERROR_OK;
}
int arm7_9_add_breakpoint(struct target_s *target, u32 address, u32 length, enum breakpoint_type type)
int arm7_9_add_breakpoint(struct target_s *target, breakpoint_t *breakpoint)
{
armv4_5_common_t *armv4_5 = target->arch_info;
arm7_9_common_t *arm7_9 = armv4_5->arch_info;
@ -266,28 +266,29 @@ int arm7_9_add_breakpoint(struct target_s *target, u32 address, u32 length, enum
if (arm7_9->force_hw_bkpts)
{
type = BKPT_HARD;
DEBUG("forcing use of hardware breakpoint at address 0x%8.8x", breakpoint->address);
breakpoint->type = BKPT_HARD;
}
if ((type == BKPT_SOFT) && (arm7_9->sw_bkpts_enabled == 0))
if ((breakpoint->type == BKPT_SOFT) && (arm7_9->sw_bkpts_enabled == 0))
{
INFO("sw breakpoint requested, but software breakpoints not enabled");
return ERROR_TARGET_RESOURCE_NOT_AVAILABLE;
}
if ((type == BKPT_HARD) && (arm7_9->wp_available < 1))
if ((breakpoint->type == BKPT_HARD) && (arm7_9->wp_available < 1))
{
INFO("no watchpoint unit available for hardware breakpoint");
return ERROR_TARGET_RESOURCE_NOT_AVAILABLE;
}
if ((length != 2) && (length != 4))
if ((breakpoint->length != 2) && (breakpoint->length != 4))
{
INFO("only breakpoints of two (Thumb) or four (ARM) bytes length supported");
return ERROR_TARGET_RESOURCE_NOT_AVAILABLE;
}
if (type == BKPT_HARD)
if (breakpoint->type == BKPT_HARD)
arm7_9->wp_available--;
return ERROR_OK;
@ -406,7 +407,7 @@ int arm7_9_unset_watchpoint(struct target_s *target, watchpoint_t *watchpoint)
return ERROR_OK;
}
int arm7_9_add_watchpoint(struct target_s *target, u32 address, u32 length, enum watchpoint_rw rw)
int arm7_9_add_watchpoint(struct target_s *target, watchpoint_t *watchpoint)
{
armv4_5_common_t *armv4_5 = target->arch_info;
arm7_9_common_t *arm7_9 = armv4_5->arch_info;
@ -422,7 +423,7 @@ int arm7_9_add_watchpoint(struct target_s *target, u32 address, u32 length, enum
return ERROR_TARGET_RESOURCE_NOT_AVAILABLE;
}
if ((length != 1) && (length != 2) && (length != 4))
if ((watchpoint->length != 1) && (watchpoint->length != 2) && (watchpoint->length != 4))
{
return ERROR_TARGET_RESOURCE_NOT_AVAILABLE;
}

4
src/target/arm7_9_common.h
View File

@ -114,9 +114,9 @@ int arm7_9_bulk_write_memory(target_t *target, u32 address, u32 count, u8 *buffe
int arm7_9_run_algorithm(struct target_s *target, int num_mem_params, mem_param_t *mem_params, int num_reg_prams, reg_param_t *reg_param, u32 entry_point, void *arch_info);
int arm7_9_add_breakpoint(struct target_s *target, u32 address, u32 length, enum breakpoint_type type);
int arm7_9_add_breakpoint(struct target_s *target, breakpoint_t *breakpoint);
int arm7_9_remove_breakpoint(struct target_s *target, breakpoint_t *breakpoint);
int arm7_9_add_watchpoint(struct target_s *target, u32 address, u32 length, enum watchpoint_rw rw);
int arm7_9_add_watchpoint(struct target_s *target, watchpoint_t *watchpoint);
int arm7_9_remove_watchpoint(struct target_s *target, watchpoint_t *watchpoint);
void arm7_9_enable_eice_step(target_t *target);

74
src/target/breakpoints.c
View File

@ -57,16 +57,28 @@ int breakpoint_add(target_t *target, u32 address, u32 length, enum breakpoint_ty
breakpoint = breakpoint->next;
}
if ((retval = target->type->add_breakpoint(target, address, length, type)) != ERROR_OK)
(*breakpoint_p) = malloc(sizeof(breakpoint_t));
(*breakpoint_p)->address = address;
(*breakpoint_p)->length = length;
(*breakpoint_p)->type = type;
(*breakpoint_p)->set = 0;
(*breakpoint_p)->orig_instr = malloc(CEIL(length, 8));
(*breakpoint_p)->next = NULL;
if ((retval = target->type->add_breakpoint(target, *breakpoint_p)) != ERROR_OK)
{
switch (retval)
{
case ERROR_TARGET_RESOURCE_NOT_AVAILABLE:
INFO("can't add %s breakpoint, resource not available", breakpoint_type_strings[type]);
INFO("can't add %s breakpoint, resource not available", breakpoint_type_strings[(*breakpoint_p)->type]);
free (*breakpoint_p);
*breakpoint_p = NULL;
return retval;
break;
case ERROR_TARGET_NOT_HALTED:
INFO("can't add breakpoint while target is running");
free (*breakpoint_p);
*breakpoint_p = NULL;
return retval;
break;
default:
@ -76,15 +88,9 @@ int breakpoint_add(target_t *target, u32 address, u32 length, enum breakpoint_ty
}
}
(*breakpoint_p) = malloc(sizeof(breakpoint_t));
(*breakpoint_p)->address = address;
(*breakpoint_p)->length = length;
(*breakpoint_p)->type = type;
(*breakpoint_p)->set = 0;
(*breakpoint_p)->orig_instr = malloc(CEIL(length, 8));
(*breakpoint_p)->next = NULL;
DEBUG("added %s breakpoint at 0x%8.8x of length 0x%8.8x", breakpoint_type_strings[type], address, length);
DEBUG("added %s breakpoint at 0x%8.8x of length 0x%8.8x",
breakpoint_type_strings[(*breakpoint_p)->type],
(*breakpoint_p)->address, (*breakpoint_p)->length);
return ERROR_OK;
}
@ -159,25 +165,6 @@ int watchpoint_add(target_t *target, u32 address, u32 length, enum watchpoint_rw
watchpoint = watchpoint->next;
}
if ((retval = target->type->add_watchpoint(target, address, length, rw)) != ERROR_OK)
{
switch (retval)
{
case ERROR_TARGET_RESOURCE_NOT_AVAILABLE:
INFO("can't add %s watchpoint, resource not available", watchpoint_rw_strings[rw]);
return retval;
break;
case ERROR_TARGET_NOT_HALTED:
INFO("can't add watchpoint while target is running");
return retval;
break;
default:
ERROR("unknown error");
exit(-1);
break;
}
}
(*watchpoint_p) = malloc(sizeof(watchpoint_t));
(*watchpoint_p)->address = address;
(*watchpoint_p)->length = length;
@ -187,7 +174,32 @@ int watchpoint_add(target_t *target, u32 address, u32 length, enum watchpoint_rw
(*watchpoint_p)->set = 0;
(*watchpoint_p)->next = NULL;
DEBUG("added %s watchpoint at 0x%8.8x of length 0x%8.8x", watchpoint_rw_strings[rw], address, length);
if ((retval = target->type->add_watchpoint(target, *watchpoint_p)) != ERROR_OK)
{
switch (retval)
{
case ERROR_TARGET_RESOURCE_NOT_AVAILABLE:
INFO("can't add %s watchpoint, resource not available", watchpoint_rw_strings[(*watchpoint_p)->rw]);
free (*watchpoint_p);
*watchpoint_p = NULL;
return retval;
break;
case ERROR_TARGET_NOT_HALTED:
INFO("can't add watchpoint while target is running");
free (*watchpoint_p);
*watchpoint_p = NULL;
return retval;
break;
default:
ERROR("unknown error");
exit(-1);
break;
}
}
DEBUG("added %s watchpoint at 0x%8.8x of length 0x%8.8x",
watchpoint_rw_strings[(*watchpoint_p)->rw],
(*watchpoint_p)->address, (*watchpoint_p)->length);
return ERROR_OK;
}

4
src/target/target.h
View File

@ -125,9 +125,9 @@ typedef struct target_type_s
/* target break-/watchpoint control
* rw: 0 = write, 1 = read, 2 = access
*/
int (*add_breakpoint)(struct target_s *target, u32 address, u32 length, enum breakpoint_type type);
int (*add_breakpoint)(struct target_s *target, breakpoint_t *breakpoint);
int (*remove_breakpoint)(struct target_s *target, breakpoint_t *breakpoint);
int (*add_watchpoint)(struct target_s *target, u32 address, u32 length, enum watchpoint_rw rw);
int (*add_watchpoint)(struct target_s *target, watchpoint_t *watchpoint);
int (*remove_watchpoint)(struct target_s *target, watchpoint_t *watchpoint);
/* target algorithm support */