[PATCH] USB: Fix warning in drivers/usb/media/ov511.c
[linux-2.6.git] / include / asm-ia64 / fpswa.h
1 #ifndef _ASM_IA64_FPSWA_H
2 #define _ASM_IA64_FPSWA_H
3
4 /*
5  * Floating-point Software Assist
6  *
7  * Copyright (C) 1999 Intel Corporation.
8  * Copyright (C) 1999 Asit Mallick <asit.k.mallick@intel.com>
9  * Copyright (C) 1999 Goutham Rao <goutham.rao@intel.com>
10  */
11
12 typedef struct {
13         /* 4 * 128 bits */
14         unsigned long fp_lp[4*2];
15 } fp_state_low_preserved_t;
16
17 typedef struct {
18         /* 10 * 128 bits */
19         unsigned long fp_lv[10 * 2];
20 } fp_state_low_volatile_t;
21
22 typedef struct {
23         /* 16 * 128 bits */
24         unsigned long fp_hp[16 * 2];
25 } fp_state_high_preserved_t;
26
27 typedef struct {
28         /* 96 * 128 bits */
29         unsigned long fp_hv[96 * 2];
30 } fp_state_high_volatile_t;
31
32 /**
33  * floating point state to be passed to the FP emulation library by
34  * the trap/fault handler
35  */
36 typedef struct {
37         unsigned long                   bitmask_low64;
38         unsigned long                   bitmask_high64;
39         fp_state_low_preserved_t        *fp_state_low_preserved;
40         fp_state_low_volatile_t         *fp_state_low_volatile;
41         fp_state_high_preserved_t       *fp_state_high_preserved;
42         fp_state_high_volatile_t        *fp_state_high_volatile;
43 } fp_state_t;
44
45 typedef struct {
46         unsigned long status;
47         unsigned long err0;
48         unsigned long err1;
49         unsigned long err2;
50 } fpswa_ret_t;
51
52 /**
53  * function header for the Floating Point software assist
54  * library. This function is invoked by the Floating point software
55  * assist trap/fault handler.
56  */
57 typedef fpswa_ret_t (*efi_fpswa_t) (unsigned long trap_type, void *bundle, unsigned long *ipsr,
58                                     unsigned long *fsr, unsigned long *isr, unsigned long *preds,
59                                     unsigned long *ifs, fp_state_t *fp_state);
60
61 /**
62  * This is the FPSWA library interface as defined by EFI.  We need to pass a 
63  * pointer to the interface itself on a call to the assist library
64  */
65 typedef struct {
66         unsigned int     revision;
67         unsigned int     reserved;
68         efi_fpswa_t      fpswa;
69 } fpswa_interface_t;
70
71 extern fpswa_interface_t *fpswa_interface;
72
73 #endif /* _ASM_IA64_FPSWA_H */