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[PATCH] powerpc: Cleanup LOADADDR etc. asm macros
[GitHub/mt8127/android_kernel_alcatel_ttab.git] / arch / powerpc / kernel / paca.c
CommitLineData
1da177e4
LT		 1/*
2 * c 2001 PPC 64 Team, IBM Corp
3 *
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public License
6 * as published by the Free Software Foundation; either version
7 * 2 of the License, or (at your option) any later version.
8 */
9
10#include <linux/config.h>
11#include <linux/types.h>
12#include <linux/threads.h>
13#include <linux/module.h>
14
15#include <asm/processor.h>
16#include <asm/ptrace.h>
17#include <asm/page.h>
1da177e4 18#include <asm/lppaca.h>
8875ccfb 19#include <asm/iseries/it_lp_queue.h>
1888e7b5 20#include <asm/iseries/it_lp_reg_save.h>
1da177e4
LT		 21#include <asm/paca.h>
22
1da177e4
LT		 23
24/* This symbol is provided by the linker - let it fill in the paca
25 * field correctly */
26extern unsigned long __toc_start;
27
8882a4da 28/* The Paca is an array with one entry per processor. Each contains an
1da177e4 29 * lppaca, which contains the information shared between the
1888e7b5 30 * hypervisor and Linux.
1da177e4
LT		 31 * On systems with hardware multi-threading, there are two threads
32 * per processor. The Paca array must contain an entry for each thread.
33 * The VPD Areas will give a max logical processors = 2 * max physical
34 * processors. The processor VPD array needs one entry per physical
35 * processor (not thread).
36 */
ee48444b 37#define PACA_INIT_COMMON(number, start, asrr, asrv) \
1da177e4
LT		 38 .lock_token = 0x8000, \
39 .paca_index = (number), /* Paca Index */ \
1da177e4
LT		 40 .kernel_toc = (unsigned long)(&__toc_start) + 0x8000UL, \
41 .stab_real = (asrr), /* Real pointer to segment table */ \
42 .stab_addr = (asrv), /* Virt pointer to segment table */ \
43 .cpu_start = (start), /* Processor start */ \
44 .hw_cpu_id = 0xffff, \
45 .lppaca = { \
46 .desc = 0xd397d781, /* "LpPa" */ \
47 .size = sizeof(struct lppaca), \
48 .dyn_proc_status = 2, \
49 .decr_val = 0x00ff0000, \
50 .fpregs_in_use = 1, \
51 .end_of_quantum = 0xfffffffffffffffful, \
52 .slb_count = 64, \
233ccd0d 53 .vmxregs_in_use = 0, \
1da177e4 54 }, \
1da177e4 55
1da177e4 56#ifdef CONFIG_PPC_ISERIES
ee48444b
ME		 57#define PACA_INIT_ISERIES(number) \
58 .lppaca_ptr = &paca[number].lppaca, \
1888e7b5 59 .reg_save_ptr = &iseries_reg_save[number],
ee48444b
ME		 60
61#define PACA_INIT(number) \
62{ \
63 PACA_INIT_COMMON(number, 0, 0, 0) \
64 PACA_INIT_ISERIES(number) \
65}
66
67#define BOOTCPU_PACA_INIT(number) \
68{ \
c59c464a 69 PACA_INIT_COMMON(number, 1, 0, (u64)&initial_stab) \
ee48444b
ME		 70 PACA_INIT_ISERIES(number) \
71}
72
1da177e4 73#else
ee48444b
ME		 74#define PACA_INIT(number) \
75{ \
76 PACA_INIT_COMMON(number, 0, 0, 0) \
77}
78
79#define BOOTCPU_PACA_INIT(number) \
80{ \
c59c464a 81 PACA_INIT_COMMON(number, 1, STAB0_PHYS_ADDR, (u64)&initial_stab) \
ee48444b 82}
1da177e4 83#endif
ee48444b
ME		 84
85struct paca_struct paca[] = {
86 BOOTCPU_PACA_INIT(0),
1da177e4 87#if NR_CPUS > 1
ee48444b 88 PACA_INIT( 1), PACA_INIT( 2), PACA_INIT( 3),
1da177e4 89#if NR_CPUS > 4
ee48444b 90 PACA_INIT( 4), PACA_INIT( 5), PACA_INIT( 6), PACA_INIT( 7),
1da177e4 91#if NR_CPUS > 8
ee48444b
ME		 92 PACA_INIT( 8), PACA_INIT( 9), PACA_INIT( 10), PACA_INIT( 11),
93 PACA_INIT( 12), PACA_INIT( 13), PACA_INIT( 14), PACA_INIT( 15),
94 PACA_INIT( 16), PACA_INIT( 17), PACA_INIT( 18), PACA_INIT( 19),
95 PACA_INIT( 20), PACA_INIT( 21), PACA_INIT( 22), PACA_INIT( 23),
96 PACA_INIT( 24), PACA_INIT( 25), PACA_INIT( 26), PACA_INIT( 27),
97 PACA_INIT( 28), PACA_INIT( 29), PACA_INIT( 30), PACA_INIT( 31),
1da177e4 98#if NR_CPUS > 32
ee48444b
ME		 99 PACA_INIT( 32), PACA_INIT( 33), PACA_INIT( 34), PACA_INIT( 35),
100 PACA_INIT( 36), PACA_INIT( 37), PACA_INIT( 38), PACA_INIT( 39),
101 PACA_INIT( 40), PACA_INIT( 41), PACA_INIT( 42), PACA_INIT( 43),
102 PACA_INIT( 44), PACA_INIT( 45), PACA_INIT( 46), PACA_INIT( 47),
103 PACA_INIT( 48), PACA_INIT( 49), PACA_INIT( 50), PACA_INIT( 51),
104 PACA_INIT( 52), PACA_INIT( 53), PACA_INIT( 54), PACA_INIT( 55),
105 PACA_INIT( 56), PACA_INIT( 57), PACA_INIT( 58), PACA_INIT( 59),
106 PACA_INIT( 60), PACA_INIT( 61), PACA_INIT( 62), PACA_INIT( 63),
1da177e4 107#if NR_CPUS > 64
ee48444b
ME		 108 PACA_INIT( 64), PACA_INIT( 65), PACA_INIT( 66), PACA_INIT( 67),
109 PACA_INIT( 68), PACA_INIT( 69), PACA_INIT( 70), PACA_INIT( 71),
110 PACA_INIT( 72), PACA_INIT( 73), PACA_INIT( 74), PACA_INIT( 75),
111 PACA_INIT( 76), PACA_INIT( 77), PACA_INIT( 78), PACA_INIT( 79),
112 PACA_INIT( 80), PACA_INIT( 81), PACA_INIT( 82), PACA_INIT( 83),
113 PACA_INIT( 84), PACA_INIT( 85), PACA_INIT( 86), PACA_INIT( 87),
114 PACA_INIT( 88), PACA_INIT( 89), PACA_INIT( 90), PACA_INIT( 91),
115 PACA_INIT( 92), PACA_INIT( 93), PACA_INIT( 94), PACA_INIT( 95),
116 PACA_INIT( 96), PACA_INIT( 97), PACA_INIT( 98), PACA_INIT( 99),
117 PACA_INIT(100), PACA_INIT(101), PACA_INIT(102), PACA_INIT(103),
118 PACA_INIT(104), PACA_INIT(105), PACA_INIT(106), PACA_INIT(107),
119 PACA_INIT(108), PACA_INIT(109), PACA_INIT(110), PACA_INIT(111),
120 PACA_INIT(112), PACA_INIT(113), PACA_INIT(114), PACA_INIT(115),
121 PACA_INIT(116), PACA_INIT(117), PACA_INIT(118), PACA_INIT(119),
122 PACA_INIT(120), PACA_INIT(121), PACA_INIT(122), PACA_INIT(123),
123 PACA_INIT(124), PACA_INIT(125), PACA_INIT(126), PACA_INIT(127),
1da177e4
LT		 124#endif
125#endif
126#endif
127#endif
128#endif
129};
130EXPORT_SYMBOL(paca);
kernel source for telekom puls (alcatel/mediatek)