Kernel Panic Interface

include/console/panic.h View source View on GitHub

Functions

panic_impl_default

__noreturn void panic_impl_default(struct crash_payload payload, const char *file, int line, const char *func, const char *fmt);

Macros

_panic_pick

#define _panic_pick(_1, _2, _3, _4, _5, _6, _7, _8, _9, _10, _11, NAME, ...) \
    NAME

_panic_dispatch

#define _panic_dispatch(default, name, ...) \
    _panic_pick(__VA_ARGS__, name##_n, name##_n, name##_n, name##_n, name##_n, \
                name##_n, name##_n, name##_n, name##_n, name##_2, \
                name##_1)(default, __VA_ARGS__)

_panic_as_code

#define _panic_as_code(x) __comptime_as_type(enum crash_code, x)

_panic_1

#define _panic_1(default, x) \
    __builtin_choose_expr( \
        __comptime_is_str(x), \
        panic_impl_default(CRASH_CODE_TO_PAYLOAD(default), __FILE__, __LINE__, \
                           __func__, __comptime_as_str(x)), \
        panic_impl_default(CRASH_CODE_TO_PAYLOAD(_panic_as_code(x)), __FILE__, \
                           __LINE__, __func__, "No message supplied"))

_panic_2

#define _panic_2(default, x, y) \
    __builtin_choose_expr( \
        __comptime_is_str(x), \
        panic_impl_default(CRASH_CODE_TO_PAYLOAD(default), __FILE__, __LINE__, \
                           __func__, __comptime_as_str(x), \
                           y), /* x is format, y is first vararg */

_panic_n

#define _panic_n(default, x, y, ...) \
    __builtin_choose_expr( \
        __comptime_is_str(x), \
        panic_impl_default(CRASH_CODE_TO_PAYLOAD(default), __FILE__, __LINE__, \
                           __func__, __comptime_as_str(x), y, ##__VA_ARGS__), \
        panic_impl_default(CRASH_CODE_TO_PAYLOAD(_panic_as_code(x)), __FILE__, \
                           __LINE__, __func__, __comptime_as_str(y), \
                           ##__VA_ARGS__))

panic

#define panic(...) _panic_dispatch(CRASH_CODE_GENERIC, _panic, __VA_ARGS__)

panic_with

#define panic_with(payload, fmt, ...) \
    panic_impl_default(payload, __FILE__, __LINE__, __func__, fmt, \
                       ##__VA_ARGS__)

panic_with_default

#define panic_with_default(default, ...) \
    _panic_dispatch(default, _panic, __VA_ARGS__)

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