ia64/linux-2.6.18-xen.hg

view include/asm-m68knommu/bootstd.h @ 452:c7ed6fe5dca0

kexec: dont initialise regions in reserve_memory()

There is no need to initialise efi_memmap_res and boot_param_res in
reserve_memory() for the initial xen domain as it is done in
machine_kexec_setup_resources() using values from the kexec hypercall.

Signed-off-by: Simon Horman <horms@verge.net.au>
author Keir Fraser <keir.fraser@citrix.com>
date Thu Feb 28 10:55:18 2008 +0000 (2008-02-28)
parents 831230e53067
children
line source
1 /* bootstd.h: Bootloader system call interface
2 *
3 * (c) 1999, Rt-Control, Inc.
4 */
6 #ifndef __BOOTSTD_H__
7 #define __BOOTSTD_H__
9 #define NR_BSC 21 /* last used bootloader system call */
11 #define __BN_reset 0 /* reset and start the bootloader */
12 #define __BN_test 1 /* tests the system call interface */
13 #define __BN_exec 2 /* executes a bootloader image */
14 #define __BN_exit 3 /* terminates a bootloader image */
15 #define __BN_program 4 /* program FLASH from a chain */
16 #define __BN_erase 5 /* erase sector(s) of FLASH */
17 #define __BN_open 6
18 #define __BN_write 7
19 #define __BN_read 8
20 #define __BN_close 9
21 #define __BN_mmap 10 /* map a file descriptor into memory */
22 #define __BN_munmap 11 /* remove a file to memory mapping */
23 #define __BN_gethwaddr 12 /* get the hardware address of my interfaces */
24 #define __BN_getserialnum 13 /* get the serial number of this board */
25 #define __BN_getbenv 14 /* get a bootloader envvar */
26 #define __BN_setbenv 15 /* get a bootloader envvar */
27 #define __BN_setpmask 16 /* set the protection mask */
28 #define __BN_readenv 17 /* read environment variables */
29 #define __BN_flash_chattr_range 18
30 #define __BN_flash_erase_range 19
31 #define __BN_flash_write_range 20
33 /* Calling conventions compatible to (uC)linux/68k
34 * We use simmilar macros to call into the bootloader as for uClinux
35 */
37 #define __bsc_return(type, res) \
38 do { \
39 if ((unsigned long)(res) >= (unsigned long)(-64)) { \
40 /* let errno be a function, preserve res in %d0 */ \
41 int __err = -(res); \
42 errno = __err; \
43 res = -1; \
44 } \
45 return (type)(res); \
46 } while (0)
48 #define _bsc0(type,name) \
49 type name(void) \
50 { \
51 register long __res __asm__ ("%d0") = __BN_##name; \
52 __asm__ __volatile__ ("trap #2" \
53 : "=g" (__res) \
54 : "0" (__res) \
55 ); \
56 __bsc_return(type,__res); \
57 }
59 #define _bsc1(type,name,atype,a) \
60 type name(atype a) \
61 { \
62 register long __res __asm__ ("%d0") = __BN_##name; \
63 register long __a __asm__ ("%d1") = (long)a; \
64 __asm__ __volatile__ ("trap #2" \
65 : "=g" (__res) \
66 : "0" (__res), "d" (__a) \
67 ); \
68 __bsc_return(type,__res); \
69 }
71 #define _bsc2(type,name,atype,a,btype,b) \
72 type name(atype a, btype b) \
73 { \
74 register long __res __asm__ ("%d0") = __BN_##name; \
75 register long __a __asm__ ("%d1") = (long)a; \
76 register long __b __asm__ ("%d2") = (long)b; \
77 __asm__ __volatile__ ("trap #2" \
78 : "=g" (__res) \
79 : "0" (__res), "d" (__a), "d" (__b) \
80 ); \
81 __bsc_return(type,__res); \
82 }
84 #define _bsc3(type,name,atype,a,btype,b,ctype,c) \
85 type name(atype a, btype b, ctype c) \
86 { \
87 register long __res __asm__ ("%d0") = __BN_##name; \
88 register long __a __asm__ ("%d1") = (long)a; \
89 register long __b __asm__ ("%d2") = (long)b; \
90 register long __c __asm__ ("%d3") = (long)c; \
91 __asm__ __volatile__ ("trap #2" \
92 : "=g" (__res) \
93 : "0" (__res), "d" (__a), "d" (__b), \
94 "d" (__c) \
95 ); \
96 __bsc_return(type,__res); \
97 }
99 #define _bsc4(type,name,atype,a,btype,b,ctype,c,dtype,d) \
100 type name(atype a, btype b, ctype c, dtype d) \
101 { \
102 register long __res __asm__ ("%d0") = __BN_##name; \
103 register long __a __asm__ ("%d1") = (long)a; \
104 register long __b __asm__ ("%d2") = (long)b; \
105 register long __c __asm__ ("%d3") = (long)c; \
106 register long __d __asm__ ("%d4") = (long)d; \
107 __asm__ __volatile__ ("trap #2" \
108 : "=g" (__res) \
109 : "0" (__res), "d" (__a), "d" (__b), \
110 "d" (__c), "d" (__d) \
111 ); \
112 __bsc_return(type,__res); \
113 }
115 #define _bsc5(type,name,atype,a,btype,b,ctype,c,dtype,d,etype,e) \
116 type name(atype a, btype b, ctype c, dtype d, etype e) \
117 { \
118 register long __res __asm__ ("%d0") = __BN_##name; \
119 register long __a __asm__ ("%d1") = (long)a; \
120 register long __b __asm__ ("%d2") = (long)b; \
121 register long __c __asm__ ("%d3") = (long)c; \
122 register long __d __asm__ ("%d4") = (long)d; \
123 register long __e __asm__ ("%d5") = (long)e; \
124 __asm__ __volatile__ ("trap #2" \
125 : "=g" (__res) \
126 : "0" (__res), "d" (__a), "d" (__b), \
127 "d" (__c), "d" (__d), "d" (__e) \
128 ); \
129 __bsc_return(type,__res); \
130 }
132 #endif /* __BOOTSTD_H__ */