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authorLinus Torvalds <torvalds@g5.osdl.org>2006-03-29 14:28:30 -0500
committerLinus Torvalds <torvalds@g5.osdl.org>2006-03-29 14:28:30 -0500
commit76babde121d2ffef04ca692ce64ef9f8a9866086 (patch)
tree294923bbb4974258d86d223e35eee691abacdfb1 /include/asm-powerpc/hvconsole.h
parente71ac6032edf77a1e4a81f3e3b260807e94b37a5 (diff)
parent15e812ad849e142e3dfc984d33c4d8042389f148 (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc
* git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc: (67 commits) [PATCH] powerpc: Remove oprofile spinlock backtrace code [PATCH] powerpc: Add oprofile calltrace support to all powerpc cpus [PATCH] powerpc: Add oprofile calltrace support [PATCH] for_each_possible_cpu: ppc [PATCH] for_each_possible_cpu: powerpc [PATCH] lock PTE before updating it in 440/BookE page fault handler [PATCH] powerpc: Kill _machine and hard-coded platform numbers ppc: Fix compile error in arch/ppc/lib/strcase.c [PATCH] git-powerpc: WARN was a dumb idea [PATCH] powerpc: a couple of trivial compile warning fixes powerpc: remove OCP references powerpc: Make uImage default build output for MPC8540 ADS powerpc: move math-emu over to arch/powerpc powerpc: use memparse() for mem= command line parsing ppc: fix strncasecmp prototype [PATCH] powerpc: make ISA floppies work again [PATCH] powerpc: Fix some initcall return values [PATCH] powerpc: Workaround for pSeries RTAS bug [PATCH] spufs: fix __init/__exit annotations [PATCH] powerpc: add hvc backend for rtas ...
Diffstat (limited to 'include/asm-powerpc/hvconsole.h')
-rw-r--r--include/asm-powerpc/hvconsole.h26
1 files changed, 8 insertions, 18 deletions
diff --git a/include/asm-powerpc/hvconsole.h b/include/asm-powerpc/hvconsole.h
index 34daf7b9b62f..35ea69e8121f 100644
--- a/include/asm-powerpc/hvconsole.h
+++ b/include/asm-powerpc/hvconsole.h
@@ -24,28 +24,18 @@
24#ifdef __KERNEL__ 24#ifdef __KERNEL__
25 25
26/* 26/*
27 * This is the max number of console adapters that can/will be found as 27 * PSeries firmware will only send/recv up to 16 bytes of character data per
28 * console devices on first stage console init. Any number beyond this range 28 * hcall.
29 * can't be used as a console device but is still a valid tty device.
30 */ 29 */
31#define MAX_NR_HVC_CONSOLES 16 30#define MAX_VIO_PUT_CHARS 16
31#define SIZE_VIO_GET_CHARS 16
32 32
33/* implemented by a low level driver */ 33/*
34struct hv_ops { 34 * Vio firmware always attempts to fetch MAX_VIO_GET_CHARS chars. The 'count'
35 int (*get_chars)(uint32_t vtermno, char *buf, int count); 35 * parm is included to conform to put_chars() function pointer template
36 int (*put_chars)(uint32_t vtermno, const char *buf, int count); 36 */
37};
38extern int hvc_get_chars(uint32_t vtermno, char *buf, int count); 37extern int hvc_get_chars(uint32_t vtermno, char *buf, int count);
39extern int hvc_put_chars(uint32_t vtermno, const char *buf, int count); 38extern int hvc_put_chars(uint32_t vtermno, const char *buf, int count);
40 39
41struct hvc_struct;
42
43/* Register a vterm and a slot index for use as a console (console_init) */
44extern int hvc_instantiate(uint32_t vtermno, int index, struct hv_ops *ops);
45/* register a vterm for hvc tty operation (module_init or hotplug add) */
46extern struct hvc_struct * __devinit hvc_alloc(uint32_t vtermno, int irq,
47 struct hv_ops *ops);
48/* remove a vterm from hvc tty operation (modele_exit or hotplug remove) */
49extern int __devexit hvc_remove(struct hvc_struct *hp);
50#endif /* __KERNEL__ */ 40#endif /* __KERNEL__ */
51#endif /* _PPC64_HVCONSOLE_H */ 41#endif /* _PPC64_HVCONSOLE_H */