diff options
Diffstat (limited to 'include/asm-ppc64/hvconsole.h')
| -rw-r--r-- | include/asm-ppc64/hvconsole.h | 17 |
1 files changed, 13 insertions, 4 deletions
diff --git a/include/asm-ppc64/hvconsole.h b/include/asm-ppc64/hvconsole.h index d89d94c91815..6da93ce74dc0 100644 --- a/include/asm-ppc64/hvconsole.h +++ b/include/asm-ppc64/hvconsole.h @@ -29,12 +29,21 @@ */ #define MAX_NR_HVC_CONSOLES 16 +/* implemented by a low level driver */ +struct hv_ops { + int (*get_chars)(uint32_t vtermno, char *buf, int count); + int (*put_chars)(uint32_t vtermno, const char *buf, int count); +}; extern int hvc_get_chars(uint32_t vtermno, char *buf, int count); extern int hvc_put_chars(uint32_t vtermno, const char *buf, int count); -/* Early discovery of console adapters. */ -extern int hvc_find_vtys(void); +struct hvc_struct; -/* Implemented by a console driver */ -extern int hvc_instantiate(uint32_t vtermno, int index); +/* Register a vterm and a slot index for use as a console (console_init) */ +extern int hvc_instantiate(uint32_t vtermno, int index, struct hv_ops *ops); +/* register a vterm for hvc tty operation (module_init or hotplug add) */ +extern struct hvc_struct * __devinit hvc_alloc(uint32_t vtermno, int irq, + struct hv_ops *ops); +/* remove a vterm from hvc tty operation (modele_exit or hotplug remove) */ +extern int __devexit hvc_remove(struct hvc_struct *hp); #endif /* _PPC64_HVCONSOLE_H */ |