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-rw-r--r--arch/alpha/include/asm/mce.h83
1 files changed, 83 insertions, 0 deletions
diff --git a/arch/alpha/include/asm/mce.h b/arch/alpha/include/asm/mce.h
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1#ifndef __ALPHA_MCE_H
2#define __ALPHA_MCE_H
3
4/*
5 * This is the logout header that should be common to all platforms
6 * (assuming they are running OSF/1 PALcode, I guess).
7 */
8struct el_common {
9 unsigned int size; /* size in bytes of logout area */
10 unsigned int sbz1 : 30; /* should be zero */
11 unsigned int err2 : 1; /* second error */
12 unsigned int retry : 1; /* retry flag */
13 unsigned int proc_offset; /* processor-specific offset */
14 unsigned int sys_offset; /* system-specific offset */
15 unsigned int code; /* machine check code */
16 unsigned int frame_rev; /* frame revision */
17};
18
19/* Machine Check Frame for uncorrectable errors (Large format)
20 * --- This is used to log uncorrectable errors such as
21 * double bit ECC errors.
22 * --- These errors are detected by both processor and systems.
23 */
24struct el_common_EV5_uncorrectable_mcheck {
25 unsigned long shadow[8]; /* Shadow reg. 8-14, 25 */
26 unsigned long paltemp[24]; /* PAL TEMP REGS. */
27 unsigned long exc_addr; /* Address of excepting instruction*/
28 unsigned long exc_sum; /* Summary of arithmetic traps. */
29 unsigned long exc_mask; /* Exception mask (from exc_sum). */
30 unsigned long pal_base; /* Base address for PALcode. */
31 unsigned long isr; /* Interrupt Status Reg. */
32 unsigned long icsr; /* CURRENT SETUP OF EV5 IBOX */
33 unsigned long ic_perr_stat; /* I-CACHE Reg. <11> set Data parity
34 <12> set TAG parity*/
35 unsigned long dc_perr_stat; /* D-CACHE error Reg. Bits set to 1:
36 <2> Data error in bank 0
37 <3> Data error in bank 1
38 <4> Tag error in bank 0
39 <5> Tag error in bank 1 */
40 unsigned long va; /* Effective VA of fault or miss. */
41 unsigned long mm_stat; /* Holds the reason for D-stream
42 fault or D-cache parity errors */
43 unsigned long sc_addr; /* Address that was being accessed
44 when EV5 detected Secondary cache
45 failure. */
46 unsigned long sc_stat; /* Helps determine if the error was
47 TAG/Data parity(Secondary Cache)*/
48 unsigned long bc_tag_addr; /* Contents of EV5 BC_TAG_ADDR */
49 unsigned long ei_addr; /* Physical address of any transfer
50 that is logged in EV5 EI_STAT */
51 unsigned long fill_syndrome; /* For correcting ECC errors. */
52 unsigned long ei_stat; /* Helps identify reason of any
53 processor uncorrectable error
54 at its external interface. */
55 unsigned long ld_lock; /* Contents of EV5 LD_LOCK register*/
56};
57
58struct el_common_EV6_mcheck {
59 unsigned int FrameSize; /* Bytes, including this field */
60 unsigned int FrameFlags; /* <31> = Retry, <30> = Second Error */
61 unsigned int CpuOffset; /* Offset to CPU-specific info */
62 unsigned int SystemOffset; /* Offset to system-specific info */
63 unsigned int MCHK_Code;
64 unsigned int MCHK_Frame_Rev;
65 unsigned long I_STAT; /* EV6 Internal Processor Registers */
66 unsigned long DC_STAT; /* (See the 21264 Spec) */
67 unsigned long C_ADDR;
68 unsigned long DC1_SYNDROME;
69 unsigned long DC0_SYNDROME;
70 unsigned long C_STAT;
71 unsigned long C_STS;
72 unsigned long MM_STAT;
73 unsigned long EXC_ADDR;
74 unsigned long IER_CM;
75 unsigned long ISUM;
76 unsigned long RESERVED0;
77 unsigned long PAL_BASE;
78 unsigned long I_CTL;
79 unsigned long PCTX;
80};
81
82
83#endif /* __ALPHA_MCE_H */