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cortex_a hybrid & context breakpoints

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This commit is contained in:
Heythem Bouhaja
2011-05-09 10:40:35 +02:00
committed by Øyvind Harboe
parent e175f02715
commit c8926d1457
6 changed files with 542 additions and 48 deletions
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137
src/target/target.c
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@@ -772,6 +772,27 @@ int target_add_breakpoint(struct target *target,
}
return target->type->add_breakpoint(target, breakpoint);
}
int target_add_context_breakpoint(struct target *target,
struct breakpoint *breakpoint)
{
if (target->state != TARGET_HALTED) {
LOG_WARNING("target %s is not halted", target->cmd_name);
return ERROR_TARGET_NOT_HALTED;
}
return target->type->add_context_breakpoint(target, breakpoint);
}
int target_add_hybrid_breakpoint(struct target *target,
struct breakpoint *breakpoint)
{
if (target->state != TARGET_HALTED) {
LOG_WARNING("target %s is not halted", target->cmd_name);
return ERROR_TARGET_NOT_HALTED;
}
return target->type->add_hybrid_breakpoint(target, breakpoint);
}
int target_remove_breakpoint(struct target *target,
struct breakpoint *breakpoint)
{
@@ -2919,7 +2940,7 @@ static int handle_bp_command_list(struct command_context *cmd_ctx)
{
char* buf = buf_to_str(breakpoint->orig_instr,
breakpoint->length, 16);
command_print(cmd_ctx, "0x%8.8" PRIx32 ", 0x%x, %i, 0x%s",
command_print(cmd_ctx, "IVA breakpoint: 0x%8.8" PRIx32 ", 0x%x, %i, 0x%s",
breakpoint->address,
breakpoint->length,
breakpoint->set, buf);
@@ -2927,9 +2948,22 @@ static int handle_bp_command_list(struct command_context *cmd_ctx)
}
else
{
command_print(cmd_ctx, "0x%8.8" PRIx32 ", 0x%x, %i",
breakpoint->address,
breakpoint->length, breakpoint->set);
if ((breakpoint->address == 0) && (breakpoint->asid != 0))
command_print(cmd_ctx, "Context breakpoint: 0x%8.8" PRIx32 ", 0x%x, %i",
breakpoint->asid,
breakpoint->length, breakpoint->set);
else if ((breakpoint->address != 0) && (breakpoint->asid != 0))
{
command_print(cmd_ctx, "Hybrid breakpoint(IVA): 0x%8.8" PRIx32 ", 0x%x, %i",
breakpoint->address,
breakpoint->length, breakpoint->set);
command_print(cmd_ctx, "\t|--->linked with ContextID: 0x%8.8" PRIx32,
breakpoint->asid);
}
else
command_print(cmd_ctx, "Breakpoint(IVA): 0x%8.8" PRIx32 ", 0x%x, %i",
breakpoint->address,
breakpoint->length, breakpoint->set);
}
breakpoint = breakpoint->next;
@@ -2938,43 +2972,90 @@ static int handle_bp_command_list(struct command_context *cmd_ctx)
}
static int handle_bp_command_set(struct command_context *cmd_ctx,
uint32_t addr, uint32_t length, int hw)
uint32_t addr, uint32_t asid, uint32_t length, int hw)
{
struct target *target = get_current_target(cmd_ctx);
int retval = breakpoint_add(target, addr, length, hw);
if (ERROR_OK == retval)
command_print(cmd_ctx, "breakpoint set at 0x%8.8" PRIx32 "", addr);
else
LOG_ERROR("Failure setting breakpoint");
return retval;
if (asid == 0)
{ int retval = breakpoint_add(target, addr, length, hw);
if (ERROR_OK == retval)
command_print(cmd_ctx, "breakpoint set at 0x%8.8" PRIx32 "", addr);
else
{
LOG_ERROR("Failure setting breakpoint, the same address(IVA) is already used");
return retval;
}
}
else if (addr == 0)
{
int retval = context_breakpoint_add(target, asid, length, hw);
if (ERROR_OK == retval)
command_print(cmd_ctx, "Context breakpoint set at 0x%8.8" PRIx32 "", asid);
else
{
LOG_ERROR("Failure setting breakpoint, the same address(CONTEXTID) is already used");
return retval;
}
}
else
{
int retval = hybrid_breakpoint_add(target, addr, asid, length, hw);
if(ERROR_OK == retval)
command_print(cmd_ctx, "Hybrid breakpoint set at 0x%8.8" PRIx32 "", asid);
else
{
LOG_ERROR("Failure setting breakpoint, the same address is already used");
return retval;
}
}
return ERROR_OK;
}
COMMAND_HANDLER(handle_bp_command)
{
if (CMD_ARGC == 0)
return handle_bp_command_list(CMD_CTX);
if (CMD_ARGC < 2 || CMD_ARGC > 3)
{
command_print(CMD_CTX, "usage: bp <address> <length> ['hw']");
return ERROR_COMMAND_SYNTAX_ERROR;
}
uint32_t addr;
COMMAND_PARSE_NUMBER(u32, CMD_ARGV[0], addr);
uint32_t asid;
uint32_t length;
COMMAND_PARSE_NUMBER(u32, CMD_ARGV[1], length);
int hw = BKPT_SOFT;
if (CMD_ARGC == 3)
switch(CMD_ARGC)
{
if (strcmp(CMD_ARGV[2], "hw") == 0)
case 0:
return handle_bp_command_list(CMD_CTX);
case 3:
if(strcmp(CMD_ARGV[2], "hw") == 0)
{
hw = BKPT_HARD;
COMMAND_PARSE_NUMBER(u32, CMD_ARGV[0], addr);
COMMAND_PARSE_NUMBER(u32, CMD_ARGV[1], length);
asid = 0;
return handle_bp_command_set(CMD_CTX, addr, asid, length, hw);
}
else if(strcmp(CMD_ARGV[2], "hw_ctx") == 0)
{
hw = BKPT_HARD;
COMMAND_PARSE_NUMBER(u32, CMD_ARGV[0], asid);
COMMAND_PARSE_NUMBER(u32, CMD_ARGV[1], length);
addr = 0;
return handle_bp_command_set(CMD_CTX, addr, asid, length, hw);
}
case 4:
hw = BKPT_HARD;
else
COMMAND_PARSE_NUMBER(u32, CMD_ARGV[0], addr);
COMMAND_PARSE_NUMBER(u32, CMD_ARGV[1], asid);
COMMAND_PARSE_NUMBER(u32, CMD_ARGV[2], length);
return handle_bp_command_set(CMD_CTX, addr, asid, length, hw);
default:
command_print(CMD_CTX, "usage: bp <address> [<asid>]<length> ['hw'|'hw_ctx']");
return ERROR_COMMAND_SYNTAX_ERROR;
}
return handle_bp_command_set(CMD_CTX, addr, length, hw);
}
COMMAND_HANDLER(handle_rbp_command)
@@ -5467,7 +5548,7 @@ static const struct command_registration target_exec_command_handlers[] = {
.handler = handle_bp_command,
.mode = COMMAND_EXEC,
.help = "list or set hardware or software breakpoint",
.usage = "[address length ['hw']]",
.usage = "usage: bp <address> [<asid>]<length> ['hw'|'hw_ctx']",
},
{
.name = "rbp",