1 #ifndef __SERIAL_H__ 2 #define __SERIAL_H__ 3 4 #include <post.h> 5 6 struct serial_device { 7 /* enough bytes to match alignment of following func pointer */ 8 char name[16]; 9 10 int (*start)(void); 11 int (*stop)(void); 12 void (*setbrg)(void); 13 int (*getc)(void); 14 int (*tstc)(void); 15 void (*putc)(const char c); 16 void (*puts)(const char *s); 17 #if CONFIG_POST & CONFIG_SYS_POST_UART 18 void (*loop)(int); 19 #endif 20 struct serial_device *next; 21 }; 22 23 void default_serial_puts(const char *s); 24 25 extern struct serial_device serial_smc_device; 26 extern struct serial_device serial_scc_device; 27 extern struct serial_device *default_serial_console(void); 28 29 #if defined(CONFIG_405GP) || defined(CONFIG_405CR) || \ 30 defined(CONFIG_405EP) || defined(CONFIG_405EZ) || \ 31 defined(CONFIG_405EX) || defined(CONFIG_440) || \ 32 defined(CONFIG_MB86R0x) || defined(CONFIG_MPC5xxx) || \ 33 defined(CONFIG_MPC83xx) || defined(CONFIG_MPC85xx) || \ 34 defined(CONFIG_MPC86xx) || defined(CONFIG_SYS_SC520) || \ 35 defined(CONFIG_TEGRA20) || defined(CONFIG_SYS_COREBOOT) || \ 36 defined(CONFIG_MICROBLAZE) 37 extern struct serial_device serial0_device; 38 extern struct serial_device serial1_device; 39 #endif 40 41 extern struct serial_device eserial1_device; 42 extern struct serial_device eserial2_device; 43 44 extern void serial_register(struct serial_device *); 45 extern void serial_initialize(void); 46 extern void serial_stdio_init(void); 47 extern int serial_assign(const char *name); 48 extern void serial_reinit_all(void); 49 50 /* For usbtty */ 51 #ifdef CONFIG_USB_TTY 52 53 extern int usbtty_getc(void); 54 extern void usbtty_putc(const char c); 55 extern void usbtty_puts(const char *str); 56 extern int usbtty_tstc(void); 57 58 #else 59 60 /* stubs */ 61 #define usbtty_getc() 0 62 #define usbtty_putc(a) 63 #define usbtty_puts(a) 64 #define usbtty_tstc() 0 65 66 #endif /* CONFIG_USB_TTY */ 67 68 #if defined(CONFIG_MPC512X) 69 extern struct stdio_dev *open_port(int num, int baudrate); 70 extern int close_port(int num); 71 extern int write_port(struct stdio_dev *port, char *buf); 72 extern int read_port(struct stdio_dev *port, char *buf, int size); 73 #endif 74 75 #endif 76