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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 2787 | decky | 1 | |
| 2 | /** @addtogroup tdebug |
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| 3 | * @{ |
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| 4 | */ |
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| 5 | /** @file |
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| 6 | */ |
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| 7 | |||
| 8 | #ifndef KERN_TDEBUG_TYPE_H_ |
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| 9 | #define KERN_TDEBUG_TYPE_H_ |
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| 10 | |||
| 11 | /** |
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| 12 | * Type of tdebug event. |
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| 13 | */ |
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| 14 | typedef enum { |
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| 15 | TDEBUG_EV_STOP, /**< stopped on monitor request */ |
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| 16 | TDEBUG_EV_SYSCALL, /**< syscall */ |
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| 17 | TDEBUG_EV_EXCEPTION, /**< hardware exception */ |
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| 18 | TDEBUG_EV_IBEFORE, /**< before executing an instruction */ |
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| 19 | TDEBUG_EV_IAFTER /**< after executing an instruction */ |
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| 20 | } tdebug_event_t; |
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| 21 | |||
| 22 | /** |
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| 23 | * Event type bitmasks. |
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| 24 | */ |
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| 25 | typedef enum { |
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| 26 | TDEBUG_EVMASK_STOP = (1 << TDEBUG_EV_STOP), |
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| 27 | TDEBUG_EVMASK_SYSCALL = (1 << TDEBUG_EV_SYSCALL), |
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| 28 | TDEBUG_EVMASK_EXCEPTION = (1 << TDEBUG_EV_EXCEPTION), |
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| 29 | TDEBUG_EVMASK_IBEFORE = (1 << TDEBUG_EV_IBEFORE), |
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| 30 | TDEBUG_EVMASK_IAFTER = (1 << TDEBUG_EV_IAFTER), |
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| 31 | } tdebug_evmask_t; |
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| 32 | |||
| 33 | #ifdef KERNEL |
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| 34 | |||
| 35 | #include <atomic.h> |
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| 36 | #include <arch/types.h> |
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| 37 | #include <arch/interrupt.h> |
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| 38 | #include <synch/condvar.h> |
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| 39 | |||
| 40 | |||
| 41 | struct thread; |
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| 42 | struct task; |
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| 43 | |||
| 44 | /** |
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| 45 | * A part of the task structure related to the tdebug interface. |
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| 46 | * Access is synchronized using task lock of the containing task structure, |
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| 47 | * except for the field have_monitor, which is not locked. |
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| 48 | */ |
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| 49 | typedef struct task_tdebug { |
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| 50 | atomic_t have_monitor; /**< this field is only informative */ |
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| 51 | struct task *monitor; /**< points to the monitoring task or NULL */ |
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| 52 | unative_t method; /**< method number to use with notifications */ |
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| 53 | |||
| 54 | link_t targets; |
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| 55 | link_t targets_link; |
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| 56 | } task_tdebug_t; |
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| 57 | |||
| 58 | /** |
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| 59 | * A part of the thread structure related to the tdebug interface. |
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| 60 | */ |
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| 61 | typedef struct thread_tdebug { |
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| 62 | int stopped; |
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| 63 | condvar_t stopped_cv; |
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| 64 | unative_t current_event; |
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| 65 | |||
| 66 | int stop_request; |
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| 67 | unative_t event_mask; |
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| 68 | |||
| 69 | /** Points to the stored userspace istate or NULL if none */ |
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| 70 | istate_t *uspace_state; |
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| 71 | |||
| 72 | unative_t *syscall_args; |
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| 73 | } thread_tdebug_t; |
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| 74 | |||
| 75 | #endif /* KERNEL */ |
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| 76 | |||
| 77 | #endif |
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| 78 | |||
| 79 | /** @} |
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| 80 | */ |