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Compare Revisions

• This comparison shows the changes necessary to convert path

  → /branches/tracing/kernel/generic/src/udebug/udebug_ipc.c @ 3470

  → /branches/tracing/kernel/generic/src/udebug/udebug_ipc.c @ 3471

  ↔ Reverse comparison

• Compare Path:	Rev

  With Path:	Rev

Ignore whitespace Rev 3470 → Rev 3471

/branches/tracing/kernel/generic/src/udebug/udebug_ipc.c
33,9 → 33,11
/**
* @file
* @brief Udebug IPC message handling.
*
* This module handles udebug IPC messages and calls the appropriate
* functions from the udebug_ops module which implement them.
*/
#include <print.h>
#include <proc/task.h>
#include <proc/thread.h>
#include <arch.h>
116,6 → 118,13
return 0;
}
/** Process a BEGIN call.
*
* Initiates a debugging session for the current task. The reply
* to this call may or may not be sent before this function returns.
*
* @param call The call structure.
*/
static void udebug_receive_begin(call_t *call)
{
int rc;
127,6 → 136,10
return;
}
/*
* If the initialization of the debugging session has finished,
* send a reply.
*/
if (rc != 0) {
IPC_SET_RETVAL(call->data, 0);
ipc_answer(&TASK->kernel_box, call);
133,6 → 146,11
}
}
/** Process an END call.
*
* Terminates the debugging session for the current task.
* @param call The call structure.
*/
static void udebug_receive_end(call_t *call)
{
int rc;
143,6 → 161,11
ipc_answer(&TASK->kernel_box, call);
}
/** Process a SET_EVMASK call.
*
* Sets an event mask for the current debugging session.
* @param call The call structure.
*/
static void udebug_receive_set_evmask(call_t *call)
{
int rc;
156,13 → 179,16
}
/** Process a GO call.
*
* Resumes execution of the specified thread.
* @param call The call structure.
*/
static void udebug_receive_go(call_t *call)
{
thread_t *t;
int rc;
//printf("debug_go()\n");
t = (thread_t *)IPC_GET_ARG2(call->data);
rc = udebug_go(t, call);
173,13 → 199,16
}
}
/** Process a STOP call.
*
* Suspends execution of the specified thread.
* @param call The call structure.
*/
static void udebug_receive_stop(call_t *call)
{
thread_t *t;
int rc;
printf("debug_stop()\n");
t = (thread_t *)IPC_GET_ARG2(call->data);
rc = udebug_stop(t, call);
187,6 → 216,11
ipc_answer(&TASK->kernel_box, call);
}
/** Process a THREAD_READ call.
*
* Reads the list of hashes of the (userspace) threads in the current task.
* @param call The call structure.
*/
static void udebug_receive_thread_read(call_t *call)
{
unative_t uspace_addr;
237,6 → 271,11
ipc_answer(&TASK->kernel_box, call);
}
/** Process an ARGS_READ call.
*
* Reads the argument of a current syscall event (SYSCALL_B or SYSCALL_E).
* @param call The call structure.
*/
static void udebug_receive_args_read(call_t *call)
{
thread_t *t;
334,7 → 373,11
ipc_answer(&TASK->kernel_box, call);
}
/** Process an MEM_READ call.
*
* Reads memory of the current (debugged) task.
* @param call The call structure.
*/
static void udebug_receive_mem_read(call_t *call)
{
unative_t uspace_dst;
391,10 → 434,10
}
/**
* Handle a debug call received on the kernel answerbox.
/** Handle a debug call received on the kernel answerbox.
*
* This is called by the kbox servicing thread.
* This is called by the kbox servicing thread. Verifies that the sender
* is indeed the debugger and calls the appropriate processing function.
*/
void udebug_call_receive(call_t *call)
{