forked from PoliEcho-holding-org/kern
90 lines
3.1 KiB
C
90 lines
3.1 KiB
C
#ifndef _KERNEL_H
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#define _KERNEL_H
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#include <stdarg.h>
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#include <types.h>
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#define __alias(symbol) __attribute__((alias(#symbol)))
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#define __align(x) __attribute__((aligned(x)))
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#define __printf(a, b) __attribute__((format(printf, a, b)))
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#define __scanf(a, b) __attribute__((format(scanf, a, b)))
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#define __align_largest __attribute__((aligned))
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#define __depricated __attribute__((depricated))
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#define __packed __attribute__((packed))
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#define __noreturn __attribute__((noreturn))
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#define __const __attribute__((const))
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#define __pure __attribute__((pure))
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#define __section(_s) __attribute__((section(_s)))
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#define __cold __attribute__((cold))
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#define __hot __attribute__((hot))
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#define __naked __attribute__((naked))
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#define __always_inline __attribute__((always_inline))
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#define noinline __attribute__((never_inline))
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#define ALIGN(_addr, _align) (((_addr) + (_align) - 1) & ~((_align) - 1))
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#define ALIGN_DOWN(_addr, _align) ((_addr) & ~((_align) - 1))
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#define BIT(_n) (1ULL << (_n))
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#define swap(_a, _b) ({ typeof(_a) _tmp = (_a); (_a) = (_b); (_b) = (_a); })
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#define min(_x, _y) ({ typeof(_x) __x = (_x); typeof(_y) __y = (_y); __x < __y ? __x : __y; })
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#define max(_x, _y) ({ typeof(_x) __x = (_x); typeof(_y) __y = (_y); __x > __y ? __x : __y; })
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#define ceil(_x, _y) ((((_x) + (_y)) (_y)) * (_y))
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#define floor(_x, _y) ((_x) - ((_x) % (_y)))
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#define dceil(_x, _y) (((_x) + (_y) - 1) / (_y))
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#define fence() __asm__ volatile ("" ::: "memory")
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#define KERN_SOH "\001"
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#define KERN_SOH_ASCII '\001'
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#define KERN_EMERG KERN_SOH "0"
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#define KERN_ALERT KERN_SOH "1"
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#define KERN_CRIT KERN_SOH "2"
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#define KERN_ERROR KERN_SOH "3"
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#define KERN_WARNING KERN_SOH "4"
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#define KERN_NOTICE KERN_SOH "5"
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#define KERN_INFO KERN_SOH "6"
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#define KERN_DEBUG KERN_SOH "7"
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#define KERN_DEFAULT ""
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#define LOGLEVEL_EMERG 0
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#define LOGLEVEL_ALERT 1
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#define LOGLEVEL_CRIT 2
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#define LOGLEVEL_ERROR 3
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#define LOGLEVEL_WARNING 4
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#define LOGLEVEL_NOTICE 5
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#define LOGLEVEL_INFO 6
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#define LOGLEVEL_DEBUG 7
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#ifndef LOGLEVEL_DEFAULT
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#define LOGLEVEL_DEFAULT LOGLEVEL_ERROR
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#endif
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#ifndef CONSOLE_LOGLEVEL
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#define CONSOLE_LOGLEVEL 4
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#endif
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extern uint8_t console_loglevel;
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// TODO: Add a ring buffer for the logs
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int printk(const char* fmt, ...);
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int vprintk(const char* fmt, va_list ap);
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#define pr_emerg(fmt, ...) printk(KERN_EMERG fmt, ##__VA_ARGS__)
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#define pr_alert(fmt, ...) printk(KERN_ALERT fmt, ##__VA_ARGS__)
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#define pr_crit(fmt, ...) printk(KERN_CRIT fmt, ##__VA_ARGS__)
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#define pr_error(fmt, ...) printk(KERN_ERROR fmt, ##__VA_ARGS__)
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#define pr_warning(fmt, ...) printk(KERN_WARNING fmt, ##__VA_ARGS__)
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#define pr_notice(fmt, ...) printk(KERN_NOTICE fmt, ##__VA_ARGS__)
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#define pr_info(fmt, ...) printk(KERN_INFO fmt, ##__VA_ARGS__)
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#define pr_debug(fmt, ...) printk(KERN_DEBUG fmt, ##__VA_ARGS__)
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#define PANIC_MSG_BUFSZ 1024
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void panic(const char* fmt, ...) __noreturn __cold;
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void vpanic(const char* fmt, va_list ap)__noreturn __cold;
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extern uintptr_t __kernel_start, __kernel_text_start, __kernel_rodata_start, __kernel_data_start;
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extern uintptr_t __kernel_end, __kernel_text_end, __kernel_rodata_end, __kernel_data_end;
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#endif
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