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-rw-r--r--arch/powerpc/kernel/perfmon_fsl_booke.c221
1 files changed, 0 insertions, 221 deletions
diff --git a/arch/powerpc/kernel/perfmon_fsl_booke.c b/arch/powerpc/kernel/perfmon_fsl_booke.c
deleted file mode 100644
index e0dcf2b41fbe..000000000000
--- a/arch/powerpc/kernel/perfmon_fsl_booke.c
+++ /dev/null
@@ -1,221 +0,0 @@
1/* arch/powerpc/kernel/perfmon_fsl_booke.c
2 * Freescale Book-E Performance Monitor code
3 *
4 * Author: Andy Fleming
5 * Copyright (c) 2004 Freescale Semiconductor, Inc
6 *
7 * This program is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License
9 * as published by the Free Software Foundation; either version
10 * 2 of the License, or (at your option) any later version.
11 */
12
13#include <linux/errno.h>
14#include <linux/sched.h>
15#include <linux/kernel.h>
16#include <linux/mm.h>
17#include <linux/stddef.h>
18#include <linux/unistd.h>
19#include <linux/ptrace.h>
20#include <linux/slab.h>
21#include <linux/user.h>
22#include <linux/a.out.h>
23#include <linux/interrupt.h>
24#include <linux/init.h>
25#include <linux/module.h>
26#include <linux/prctl.h>
27
28#include <asm/pgtable.h>
29#include <asm/uaccess.h>
30#include <asm/system.h>
31#include <asm/io.h>
32#include <asm/reg.h>
33#include <asm/xmon.h>
34#include <asm/pmc.h>
35
36static inline u32 get_pmlca(int ctr);
37static inline void set_pmlca(int ctr, u32 pmlca);
38
39static inline u32 get_pmlca(int ctr)
40{
41 u32 pmlca;
42
43 switch (ctr) {
44 case 0:
45 pmlca = mfpmr(PMRN_PMLCA0);
46 break;
47 case 1:
48 pmlca = mfpmr(PMRN_PMLCA1);
49 break;
50 case 2:
51 pmlca = mfpmr(PMRN_PMLCA2);
52 break;
53 case 3:
54 pmlca = mfpmr(PMRN_PMLCA3);
55 break;
56 default:
57 panic("Bad ctr number\n");
58 }
59
60 return pmlca;
61}
62
63static inline void set_pmlca(int ctr, u32 pmlca)
64{
65 switch (ctr) {
66 case 0:
67 mtpmr(PMRN_PMLCA0, pmlca);
68 break;
69 case 1:
70 mtpmr(PMRN_PMLCA1, pmlca);
71 break;
72 case 2:
73 mtpmr(PMRN_PMLCA2, pmlca);
74 break;
75 case 3:
76 mtpmr(PMRN_PMLCA3, pmlca);
77 break;
78 default:
79 panic("Bad ctr number\n");
80 }
81}
82
83void init_pmc_stop(int ctr)
84{
85 u32 pmlca = (PMLCA_FC | PMLCA_FCS | PMLCA_FCU |
86 PMLCA_FCM1 | PMLCA_FCM0);
87 u32 pmlcb = 0;
88
89 switch (ctr) {
90 case 0:
91 mtpmr(PMRN_PMLCA0, pmlca);
92 mtpmr(PMRN_PMLCB0, pmlcb);
93 break;
94 case 1:
95 mtpmr(PMRN_PMLCA1, pmlca);
96 mtpmr(PMRN_PMLCB1, pmlcb);
97 break;
98 case 2:
99 mtpmr(PMRN_PMLCA2, pmlca);
100 mtpmr(PMRN_PMLCB2, pmlcb);
101 break;
102 case 3:
103 mtpmr(PMRN_PMLCA3, pmlca);
104 mtpmr(PMRN_PMLCB3, pmlcb);
105 break;
106 default:
107 panic("Bad ctr number!\n");
108 }
109}
110
111void set_pmc_event(int ctr, int event)
112{
113 u32 pmlca;
114
115 pmlca = get_pmlca(ctr);
116
117 pmlca = (pmlca & ~PMLCA_EVENT_MASK) |
118 ((event << PMLCA_EVENT_SHIFT) &
119 PMLCA_EVENT_MASK);
120
121 set_pmlca(ctr, pmlca);
122}
123
124void set_pmc_user_kernel(int ctr, int user, int kernel)
125{
126 u32 pmlca;
127
128 pmlca = get_pmlca(ctr);
129
130 if(user)
131 pmlca &= ~PMLCA_FCU;
132 else
133 pmlca |= PMLCA_FCU;
134
135 if(kernel)
136 pmlca &= ~PMLCA_FCS;
137 else
138 pmlca |= PMLCA_FCS;
139
140 set_pmlca(ctr, pmlca);
141}
142
143void set_pmc_marked(int ctr, int mark0, int mark1)
144{
145 u32 pmlca = get_pmlca(ctr);
146
147 if(mark0)
148 pmlca &= ~PMLCA_FCM0;
149 else
150 pmlca |= PMLCA_FCM0;
151
152 if(mark1)
153 pmlca &= ~PMLCA_FCM1;
154 else
155 pmlca |= PMLCA_FCM1;
156
157 set_pmlca(ctr, pmlca);
158}
159
160void pmc_start_ctr(int ctr, int enable)
161{
162 u32 pmlca = get_pmlca(ctr);
163
164 pmlca &= ~PMLCA_FC;
165
166 if (enable)
167 pmlca |= PMLCA_CE;
168 else
169 pmlca &= ~PMLCA_CE;
170
171 set_pmlca(ctr, pmlca);
172}
173
174void pmc_start_ctrs(int enable)
175{
176 u32 pmgc0 = mfpmr(PMRN_PMGC0);
177
178 pmgc0 &= ~PMGC0_FAC;
179 pmgc0 |= PMGC0_FCECE;
180
181 if (enable)
182 pmgc0 |= PMGC0_PMIE;
183 else
184 pmgc0 &= ~PMGC0_PMIE;
185
186 mtpmr(PMRN_PMGC0, pmgc0);
187}
188
189void pmc_stop_ctrs(void)
190{
191 u32 pmgc0 = mfpmr(PMRN_PMGC0);
192
193 pmgc0 |= PMGC0_FAC;
194
195 pmgc0 &= ~(PMGC0_PMIE | PMGC0_FCECE);
196
197 mtpmr(PMRN_PMGC0, pmgc0);
198}
199
200void dump_pmcs(void)
201{
202 printk("pmgc0: %x\n", mfpmr(PMRN_PMGC0));
203 printk("pmc\t\tpmlca\t\tpmlcb\n");
204 printk("%8x\t%8x\t%8x\n", mfpmr(PMRN_PMC0),
205 mfpmr(PMRN_PMLCA0), mfpmr(PMRN_PMLCB0));
206 printk("%8x\t%8x\t%8x\n", mfpmr(PMRN_PMC1),
207 mfpmr(PMRN_PMLCA1), mfpmr(PMRN_PMLCB1));
208 printk("%8x\t%8x\t%8x\n", mfpmr(PMRN_PMC2),
209 mfpmr(PMRN_PMLCA2), mfpmr(PMRN_PMLCB2));
210 printk("%8x\t%8x\t%8x\n", mfpmr(PMRN_PMC3),
211 mfpmr(PMRN_PMLCA3), mfpmr(PMRN_PMLCB3));
212}
213
214EXPORT_SYMBOL(init_pmc_stop);
215EXPORT_SYMBOL(set_pmc_event);
216EXPORT_SYMBOL(set_pmc_user_kernel);
217EXPORT_SYMBOL(set_pmc_marked);
218EXPORT_SYMBOL(pmc_start_ctr);
219EXPORT_SYMBOL(pmc_start_ctrs);
220EXPORT_SYMBOL(pmc_stop_ctrs);
221EXPORT_SYMBOL(dump_pmcs);
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