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ae3004028b
The current hierarchy : CONSOLE --> SERIAL -->UART DRIVER This patch remove SERIAL layer, that is console will call UART driver directly, change it to: CONSOLE --> UART DRIVER Remove some related data structures and registration and callback. Cleanup vuart.c Signed-off-by: Mingqiang Chi <mingqiang.chi@intel.com> Acked-by: Eddie Dong <eddie.dong@intel.com>
78 lines
1.7 KiB
C
78 lines
1.7 KiB
C
/*
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* Copyright (C) 2018 Intel Corporation. All rights reserved.
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*
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* SPDX-License-Identifier: BSD-3-Clause
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*/
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#ifndef CONSOLE_H
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#define CONSOLE_H
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#ifdef HV_DEBUG
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extern struct hv_timer console_timer;
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/** Initializes the console module.
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*
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*/
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void console_init(void);
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/** Writes a given number of characters to the console.
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*
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* @param str A pointer to character array to write.
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* @param len The number of characters to write.
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*
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* @return The number of characters written or -1 if an error occurred
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* and no character was written.
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*/
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int console_write(const char *s_arg, size_t len);
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/** Writes a single character to the console.
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*
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* @param ch The character to write.
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*
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* @preturn The number of characters written or -1 if an error
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* occurred before any character was written.
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*/
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void console_putc(const char *ch);
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char console_getc(void);
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int console_gets(char *buffer, uint32_t length);
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void console_setup_timer(void);
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uint32_t get_serial_handle(void);
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static inline void suspend_console(void)
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{
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del_timer(&console_timer);
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}
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static inline void resume_console(void)
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{
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console_setup_timer();
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}
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#else
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static inline void console_init(void)
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{
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}
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static inline int console_write(__unused const char *str,
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__unused size_t len)
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{
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return 0;
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}
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static inline void console_putc(__unused const char *ch) { }
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static inline int console_getc(void) { return 0; }
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static inline int console_gets(char *buffer, uint32_t length) { return 0; }
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static inline void console_setup_timer(void) {}
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static inline uint32_t get_serial_handle(void) { return 0; }
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static inline void suspend_console(void) {}
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static inline void resume_console(void) {}
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#endif
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#endif /* CONSOLE_H */
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