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Diffstat (limited to 'include/asm-sparc64/chafsr.h')
-rw-r--r-- | include/asm-sparc64/chafsr.h | 242 |
1 files changed, 242 insertions, 0 deletions
diff --git a/include/asm-sparc64/chafsr.h b/include/asm-sparc64/chafsr.h new file mode 100644 index 000000000000..fd1688335ace --- /dev/null +++ b/include/asm-sparc64/chafsr.h | |||
@@ -0,0 +1,242 @@ | |||
1 | /* $Id: chafsr.h,v 1.1 2001/03/28 10:56:34 davem Exp $ */ | ||
2 | #ifndef _SPARC64_CHAFSR_H | ||
3 | #define _SPARC64_CHAFSR_H | ||
4 | |||
5 | /* Cheetah Asynchronous Fault Status register, ASI=0x4C VA<63:0>=0x0 */ | ||
6 | |||
7 | /* Comments indicate which processor variants on which the bit definition | ||
8 | * is valid. Codes are: | ||
9 | * ch --> cheetah | ||
10 | * ch+ --> cheetah plus | ||
11 | * jp --> jalapeno | ||
12 | */ | ||
13 | |||
14 | /* All bits of this register except M_SYNDROME and E_SYNDROME are | ||
15 | * read, write 1 to clear. M_SYNDROME and E_SYNDROME are read-only. | ||
16 | */ | ||
17 | |||
18 | /* Software bit set by linux trap handlers to indicate that the trap was | ||
19 | * signalled at %tl >= 1. | ||
20 | */ | ||
21 | #define CHAFSR_TL1 (1UL << 63UL) /* n/a */ | ||
22 | |||
23 | /* Unmapped error from system bus for prefetch queue or | ||
24 | * store queue read operation | ||
25 | */ | ||
26 | #define CHPAFSR_DTO (1UL << 59UL) /* ch+ */ | ||
27 | |||
28 | /* Bus error from system bus for prefetch queue or store queue | ||
29 | * read operation | ||
30 | */ | ||
31 | #define CHPAFSR_DBERR (1UL << 58UL) /* ch+ */ | ||
32 | |||
33 | /* Hardware corrected E-cache Tag ECC error */ | ||
34 | #define CHPAFSR_THCE (1UL << 57UL) /* ch+ */ | ||
35 | /* System interface protocol error, hw timeout caused */ | ||
36 | #define JPAFSR_JETO (1UL << 57UL) /* jp */ | ||
37 | |||
38 | /* SW handled correctable E-cache Tag ECC error */ | ||
39 | #define CHPAFSR_TSCE (1UL << 56UL) /* ch+ */ | ||
40 | /* Parity error on system snoop results */ | ||
41 | #define JPAFSR_SCE (1UL << 56UL) /* jp */ | ||
42 | |||
43 | /* Uncorrectable E-cache Tag ECC error */ | ||
44 | #define CHPAFSR_TUE (1UL << 55UL) /* ch+ */ | ||
45 | /* System interface protocol error, illegal command detected */ | ||
46 | #define JPAFSR_JEIC (1UL << 55UL) /* jp */ | ||
47 | |||
48 | /* Uncorrectable system bus data ECC error due to prefetch | ||
49 | * or store fill request | ||
50 | */ | ||
51 | #define CHPAFSR_DUE (1UL << 54UL) /* ch+ */ | ||
52 | /* System interface protocol error, illegal ADTYPE detected */ | ||
53 | #define JPAFSR_JEIT (1UL << 54UL) /* jp */ | ||
54 | |||
55 | /* Multiple errors of the same type have occurred. This bit is set when | ||
56 | * an uncorrectable error or a SW correctable error occurs and the status | ||
57 | * bit to report that error is already set. When multiple errors of | ||
58 | * different types are indicated by setting multiple status bits. | ||
59 | * | ||
60 | * This bit is not set if multiple HW corrected errors with the same | ||
61 | * status bit occur, only uncorrectable and SW correctable ones have | ||
62 | * this behavior. | ||
63 | * | ||
64 | * This bit is not set when multiple ECC errors happen within a single | ||
65 | * 64-byte system bus transaction. Only the first ECC error in a 16-byte | ||
66 | * subunit will be logged. All errors in subsequent 16-byte subunits | ||
67 | * from the same 64-byte transaction are ignored. | ||
68 | */ | ||
69 | #define CHAFSR_ME (1UL << 53UL) /* ch,ch+,jp */ | ||
70 | |||
71 | /* Privileged state error has occurred. This is a capture of PSTATE.PRIV | ||
72 | * at the time the error is detected. | ||
73 | */ | ||
74 | #define CHAFSR_PRIV (1UL << 52UL) /* ch,ch+,jp */ | ||
75 | |||
76 | /* The following bits 51 (CHAFSR_PERR) to 33 (CHAFSR_CE) are sticky error | ||
77 | * bits and record the most recently detected errors. Bits accumulate | ||
78 | * errors that have been detected since the last write to clear the bit. | ||
79 | */ | ||
80 | |||
81 | /* System interface protocol error. The processor asserts its' ERROR | ||
82 | * pin when this event occurs and it also logs a specific cause code | ||
83 | * into a JTAG scannable flop. | ||
84 | */ | ||
85 | #define CHAFSR_PERR (1UL << 51UL) /* ch,ch+,jp */ | ||
86 | |||
87 | /* Internal processor error. The processor asserts its' ERROR | ||
88 | * pin when this event occurs and it also logs a specific cause code | ||
89 | * into a JTAG scannable flop. | ||
90 | */ | ||
91 | #define CHAFSR_IERR (1UL << 50UL) /* ch,ch+,jp */ | ||
92 | |||
93 | /* System request parity error on incoming address */ | ||
94 | #define CHAFSR_ISAP (1UL << 49UL) /* ch,ch+,jp */ | ||
95 | |||
96 | /* HW Corrected system bus MTAG ECC error */ | ||
97 | #define CHAFSR_EMC (1UL << 48UL) /* ch,ch+ */ | ||
98 | /* Parity error on L2 cache tag SRAM */ | ||
99 | #define JPAFSR_ETP (1UL << 48UL) /* jp */ | ||
100 | |||
101 | /* Uncorrectable system bus MTAG ECC error */ | ||
102 | #define CHAFSR_EMU (1UL << 47UL) /* ch,ch+ */ | ||
103 | /* Out of range memory error has occurred */ | ||
104 | #define JPAFSR_OM (1UL << 47UL) /* jp */ | ||
105 | |||
106 | /* HW Corrected system bus data ECC error for read of interrupt vector */ | ||
107 | #define CHAFSR_IVC (1UL << 46UL) /* ch,ch+ */ | ||
108 | /* Error due to unsupported store */ | ||
109 | #define JPAFSR_UMS (1UL << 46UL) /* jp */ | ||
110 | |||
111 | /* Uncorrectable system bus data ECC error for read of interrupt vector */ | ||
112 | #define CHAFSR_IVU (1UL << 45UL) /* ch,ch+,jp */ | ||
113 | |||
114 | /* Unmapped error from system bus */ | ||
115 | #define CHAFSR_TO (1UL << 44UL) /* ch,ch+,jp */ | ||
116 | |||
117 | /* Bus error response from system bus */ | ||
118 | #define CHAFSR_BERR (1UL << 43UL) /* ch,ch+,jp */ | ||
119 | |||
120 | /* SW Correctable E-cache ECC error for instruction fetch or data access | ||
121 | * other than block load. | ||
122 | */ | ||
123 | #define CHAFSR_UCC (1UL << 42UL) /* ch,ch+,jp */ | ||
124 | |||
125 | /* Uncorrectable E-cache ECC error for instruction fetch or data access | ||
126 | * other than block load. | ||
127 | */ | ||
128 | #define CHAFSR_UCU (1UL << 41UL) /* ch,ch+,jp */ | ||
129 | |||
130 | /* Copyout HW Corrected ECC error */ | ||
131 | #define CHAFSR_CPC (1UL << 40UL) /* ch,ch+,jp */ | ||
132 | |||
133 | /* Copyout Uncorrectable ECC error */ | ||
134 | #define CHAFSR_CPU (1UL << 39UL) /* ch,ch+,jp */ | ||
135 | |||
136 | /* HW Corrected ECC error from E-cache for writeback */ | ||
137 | #define CHAFSR_WDC (1UL << 38UL) /* ch,ch+,jp */ | ||
138 | |||
139 | /* Uncorrectable ECC error from E-cache for writeback */ | ||
140 | #define CHAFSR_WDU (1UL << 37UL) /* ch,ch+,jp */ | ||
141 | |||
142 | /* HW Corrected ECC error from E-cache for store merge or block load */ | ||
143 | #define CHAFSR_EDC (1UL << 36UL) /* ch,ch+,jp */ | ||
144 | |||
145 | /* Uncorrectable ECC error from E-cache for store merge or block load */ | ||
146 | #define CHAFSR_EDU (1UL << 35UL) /* ch,ch+,jp */ | ||
147 | |||
148 | /* Uncorrectable system bus data ECC error for read of memory or I/O */ | ||
149 | #define CHAFSR_UE (1UL << 34UL) /* ch,ch+,jp */ | ||
150 | |||
151 | /* HW Corrected system bus data ECC error for read of memory or I/O */ | ||
152 | #define CHAFSR_CE (1UL << 33UL) /* ch,ch+,jp */ | ||
153 | |||
154 | /* Uncorrectable ECC error from remote cache/memory */ | ||
155 | #define JPAFSR_RUE (1UL << 32UL) /* jp */ | ||
156 | |||
157 | /* Correctable ECC error from remote cache/memory */ | ||
158 | #define JPAFSR_RCE (1UL << 31UL) /* jp */ | ||
159 | |||
160 | /* JBUS parity error on returned read data */ | ||
161 | #define JPAFSR_BP (1UL << 30UL) /* jp */ | ||
162 | |||
163 | /* JBUS parity error on data for writeback or block store */ | ||
164 | #define JPAFSR_WBP (1UL << 29UL) /* jp */ | ||
165 | |||
166 | /* Foreign read to DRAM incurring correctable ECC error */ | ||
167 | #define JPAFSR_FRC (1UL << 28UL) /* jp */ | ||
168 | |||
169 | /* Foreign read to DRAM incurring uncorrectable ECC error */ | ||
170 | #define JPAFSR_FRU (1UL << 27UL) /* jp */ | ||
171 | |||
172 | #define CHAFSR_ERRORS (CHAFSR_PERR | CHAFSR_IERR | CHAFSR_ISAP | CHAFSR_EMC | \ | ||
173 | CHAFSR_EMU | CHAFSR_IVC | CHAFSR_IVU | CHAFSR_TO | \ | ||
174 | CHAFSR_BERR | CHAFSR_UCC | CHAFSR_UCU | CHAFSR_CPC | \ | ||
175 | CHAFSR_CPU | CHAFSR_WDC | CHAFSR_WDU | CHAFSR_EDC | \ | ||
176 | CHAFSR_EDU | CHAFSR_UE | CHAFSR_CE) | ||
177 | #define CHPAFSR_ERRORS (CHPAFSR_DTO | CHPAFSR_DBERR | CHPAFSR_THCE | \ | ||
178 | CHPAFSR_TSCE | CHPAFSR_TUE | CHPAFSR_DUE | \ | ||
179 | CHAFSR_PERR | CHAFSR_IERR | CHAFSR_ISAP | CHAFSR_EMC | \ | ||
180 | CHAFSR_EMU | CHAFSR_IVC | CHAFSR_IVU | CHAFSR_TO | \ | ||
181 | CHAFSR_BERR | CHAFSR_UCC | CHAFSR_UCU | CHAFSR_CPC | \ | ||
182 | CHAFSR_CPU | CHAFSR_WDC | CHAFSR_WDU | CHAFSR_EDC | \ | ||
183 | CHAFSR_EDU | CHAFSR_UE | CHAFSR_CE) | ||
184 | #define JPAFSR_ERRORS (JPAFSR_JETO | JPAFSR_SCE | JPAFSR_JEIC | \ | ||
185 | JPAFSR_JEIT | CHAFSR_PERR | CHAFSR_IERR | \ | ||
186 | CHAFSR_ISAP | JPAFSR_ETP | JPAFSR_OM | \ | ||
187 | JPAFSR_UMS | CHAFSR_IVU | CHAFSR_TO | \ | ||
188 | CHAFSR_BERR | CHAFSR_UCC | CHAFSR_UCU | \ | ||
189 | CHAFSR_CPC | CHAFSR_CPU | CHAFSR_WDC | \ | ||
190 | CHAFSR_WDU | CHAFSR_EDC | CHAFSR_EDU | \ | ||
191 | CHAFSR_UE | CHAFSR_CE | JPAFSR_RUE | \ | ||
192 | JPAFSR_RCE | JPAFSR_BP | JPAFSR_WBP | \ | ||
193 | JPAFSR_FRC | JPAFSR_FRU) | ||
194 | |||
195 | /* Active JBUS request signal when error occurred */ | ||
196 | #define JPAFSR_JBREQ (0x7UL << 24UL) /* jp */ | ||
197 | #define JPAFSR_JBREQ_SHIFT 24UL | ||
198 | |||
199 | /* L2 cache way information */ | ||
200 | #define JPAFSR_ETW (0x3UL << 22UL) /* jp */ | ||
201 | #define JPAFSR_ETW_SHIFT 22UL | ||
202 | |||
203 | /* System bus MTAG ECC syndrome. This field captures the status of the | ||
204 | * first occurrence of the highest-priority error according to the M_SYND | ||
205 | * overwrite policy. After the AFSR sticky bit, corresponding to the error | ||
206 | * for which the M_SYND is reported, is cleared, the contents of the M_SYND | ||
207 | * field will be unchanged by will be unfrozen for further error capture. | ||
208 | */ | ||
209 | #define CHAFSR_M_SYNDROME (0xfUL << 16UL) /* ch,ch+,jp */ | ||
210 | #define CHAFSR_M_SYNDROME_SHIFT 16UL | ||
211 | |||
212 | /* Agenid Id of the foreign device causing the UE/CE errors */ | ||
213 | #define JPAFSR_AID (0x1fUL << 9UL) /* jp */ | ||
214 | #define JPAFSR_AID_SHIFT 9UL | ||
215 | |||
216 | /* System bus or E-cache data ECC syndrome. This field captures the status | ||
217 | * of the first occurrence of the highest-priority error according to the | ||
218 | * E_SYND overwrite policy. After the AFSR sticky bit, corresponding to the | ||
219 | * error for which the E_SYND is reported, is cleare, the contents of the E_SYND | ||
220 | * field will be unchanged but will be unfrozen for further error capture. | ||
221 | */ | ||
222 | #define CHAFSR_E_SYNDROME (0x1ffUL << 0UL) /* ch,ch+,jp */ | ||
223 | #define CHAFSR_E_SYNDROME_SHIFT 0UL | ||
224 | |||
225 | /* The AFSR must be explicitly cleared by software, it is not cleared automatically | ||
226 | * by a read. Writes to bits <51:33> with bits set will clear the corresponding | ||
227 | * bits in the AFSR. Bits associated with disrupting traps must be cleared before | ||
228 | * interrupts are re-enabled to prevent multiple traps for the same error. I.e. | ||
229 | * PSTATE.IE and AFSR bits control delivery of disrupting traps. | ||
230 | * | ||
231 | * Since there is only one AFAR, when multiple events have been logged by the | ||
232 | * bits in the AFSR, at most one of these events will have its status captured | ||
233 | * in the AFAR. The highest priority of those event bits will get AFAR logging. | ||
234 | * The AFAR will be unlocked and available to capture the address of another event | ||
235 | * as soon as the one bit in AFSR that corresponds to the event logged in AFAR is | ||
236 | * cleared. For example, if AFSR.CE is detected, then AFSR.UE (which overwrites | ||
237 | * the AFAR), and AFSR.UE is cleared by not AFSR.CE, then the AFAR will be unlocked | ||
238 | * and ready for another event, even though AFSR.CE is still set. The same rules | ||
239 | * also apply to the M_SYNDROME and E_SYNDROME fields of the AFSR. | ||
240 | */ | ||
241 | |||
242 | #endif /* _SPARC64_CHAFSR_H */ | ||