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| Rev 4377 | Rev 4692 | ||
|---|---|---|---|
| Line 57... | Line 57... | ||
| 57 | /** Dispatch system call */ |
57 | /** Dispatch system call */ |
| 58 | unative_t syscall_handler(unative_t a1, unative_t a2, unative_t a3, |
58 | unative_t syscall_handler(unative_t a1, unative_t a2, unative_t a3, |
| 59 | unative_t a4, unative_t a5, unative_t a6, unative_t id) |
59 | unative_t a4, unative_t a5, unative_t a6, unative_t id) |
| 60 | { |
60 | { |
| 61 | unative_t rc; |
61 | unative_t rc; |
| 62 | 62 | ||
| 63 | #ifdef CONFIG_UDEBUG |
63 | #ifdef CONFIG_UDEBUG |
| - | 64 | bool debug; |
|
| - | 65 | ||
| - | 66 | /* |
|
| - | 67 | * Early check for undebugged tasks. We do not lock anything as this |
|
| - | 68 | * test need not be precise in either way. |
|
| - | 69 | */ |
|
| - | 70 | debug = THREAD->udebug.active; |
|
| - | 71 | ||
| - | 72 | if (debug) { |
|
| 64 | THREAD->udebug.uspace_state = NULL; |
73 | THREAD->udebug.uspace_state = NULL; |
| 65 | udebug_syscall_event(a1, a2, a3, a4, a5, a6, id, 0, false); |
74 | udebug_syscall_event(a1, a2, a3, a4, a5, a6, id, 0, false); |
| - | 75 | } |
|
| 66 | #endif |
76 | #endif |
| 67 | 77 | ||
| 68 | if (id < SYSCALL_END) { |
78 | if (id < SYSCALL_END) { |
| 69 | rc = syscall_table[id](a1, a2, a3, a4, a5, a6); |
79 | rc = syscall_table[id](a1, a2, a3, a4, a5, a6); |
| 70 | } else { |
80 | } else { |
| Line 75... | Line 85... | ||
| 75 | 85 | ||
| 76 | if (THREAD->interrupted) |
86 | if (THREAD->interrupted) |
| 77 | thread_exit(); |
87 | thread_exit(); |
| 78 | 88 | ||
| 79 | #ifdef CONFIG_UDEBUG |
89 | #ifdef CONFIG_UDEBUG |
| - | 90 | if (debug) { |
|
| 80 | udebug_syscall_event(a1, a2, a3, a4, a5, a6, id, rc, true); |
91 | udebug_syscall_event(a1, a2, a3, a4, a5, a6, id, rc, true); |
| 81 | 92 | ||
| 82 | /* |
93 | /* |
| 83 | * Stopping point needed for tasks that only invoke non-blocking |
94 | * Stopping point needed for tasks that only invoke |
| 84 | * system calls. |
95 | * non-blocking system calls. Not needed if the task |
| - | 96 | * is not being debugged (it cannot block here). |
|
| 85 | */ |
97 | */ |
| 86 | udebug_stoppable_begin(); |
98 | udebug_stoppable_begin(); |
| 87 | udebug_stoppable_end(); |
99 | udebug_stoppable_end(); |
| - | 100 | } |
|
| 88 | #endif |
101 | #endif |
| 89 | 102 | ||
| 90 | return rc; |
103 | return rc; |
| 91 | } |
104 | } |
| 92 | 105 | ||