76 lines
2.0 KiB
C
76 lines
2.0 KiB
C
#ifndef __SERIAL_H__
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#define __SERIAL_H__
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#include <post.h>
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struct serial_device {
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/* enough bytes to match alignment of following func pointer */
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char name[16];
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int (*start)(void);
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int (*stop)(void);
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void (*setbrg)(void);
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int (*getc)(void);
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int (*tstc)(void);
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void (*putc)(const char c);
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void (*puts)(const char *s);
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#if CONFIG_POST & CONFIG_SYS_POST_UART
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void (*loop)(int);
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#endif
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struct serial_device *next;
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};
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void default_serial_puts(const char *s);
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extern struct serial_device serial_smc_device;
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extern struct serial_device serial_scc_device;
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extern struct serial_device *default_serial_console(void);
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#if defined(CONFIG_405GP) || defined(CONFIG_405CR) || \
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defined(CONFIG_405EP) || defined(CONFIG_405EZ) || \
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defined(CONFIG_405EX) || defined(CONFIG_440) || \
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defined(CONFIG_MB86R0x) || defined(CONFIG_MPC5xxx) || \
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defined(CONFIG_MPC83xx) || defined(CONFIG_MPC85xx) || \
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defined(CONFIG_MPC86xx) || defined(CONFIG_SYS_SC520) || \
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defined(CONFIG_TEGRA) || defined(CONFIG_SYS_COREBOOT) || \
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defined(CONFIG_MICROBLAZE)
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extern struct serial_device serial0_device;
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extern struct serial_device serial1_device;
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#endif
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extern struct serial_device eserial1_device;
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extern struct serial_device eserial2_device;
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extern void serial_register(struct serial_device *);
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extern void serial_initialize(void);
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extern void serial_stdio_init(void);
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extern int serial_assign(const char *name);
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extern void serial_reinit_all(void);
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/* For usbtty */
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#ifdef CONFIG_USB_TTY
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extern int usbtty_getc(void);
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extern void usbtty_putc(const char c);
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extern void usbtty_puts(const char *str);
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extern int usbtty_tstc(void);
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#else
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/* stubs */
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#define usbtty_getc() 0
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#define usbtty_putc(a)
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#define usbtty_puts(a)
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#define usbtty_tstc() 0
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#endif /* CONFIG_USB_TTY */
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#if defined(CONFIG_MPC512X)
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extern struct stdio_dev *open_port(int num, int baudrate);
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extern int close_port(int num);
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extern int write_port(struct stdio_dev *port, char *buf);
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extern int read_port(struct stdio_dev *port, char *buf, int size);
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#endif
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#endif
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