Current File : //usr/src/linux-headers-5.15.0-43/arch/alpha/include/asm/mce.h
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ALPHA_MCE_H
#define __ALPHA_MCE_H
/*
* This is the logout header that should be common to all platforms
* (assuming they are running OSF/1 PALcode, I guess).
*/
struct el_common {
unsigned int size; /* size in bytes of logout area */
unsigned int sbz1 : 30; /* should be zero */
unsigned int err2 : 1; /* second error */
unsigned int retry : 1; /* retry flag */
unsigned int proc_offset; /* processor-specific offset */
unsigned int sys_offset; /* system-specific offset */
unsigned int code; /* machine check code */
unsigned int frame_rev; /* frame revision */
};
/* Machine Check Frame for uncorrectable errors (Large format)
* --- This is used to log uncorrectable errors such as
* double bit ECC errors.
* --- These errors are detected by both processor and systems.
*/
struct el_common_EV5_uncorrectable_mcheck {
unsigned long shadow[8]; /* Shadow reg. 8-14, 25 */
unsigned long paltemp[24]; /* PAL TEMP REGS. */
unsigned long exc_addr; /* Address of excepting instruction*/
unsigned long exc_sum; /* Summary of arithmetic traps. */
unsigned long exc_mask; /* Exception mask (from exc_sum). */
unsigned long pal_base; /* Base address for PALcode. */
unsigned long isr; /* Interrupt Status Reg. */
unsigned long icsr; /* CURRENT SETUP OF EV5 IBOX */
unsigned long ic_perr_stat; /* I-CACHE Reg. <11> set Data parity
<12> set TAG parity*/
unsigned long dc_perr_stat; /* D-CACHE error Reg. Bits set to 1:
<2> Data error in bank 0
<3> Data error in bank 1
<4> Tag error in bank 0
<5> Tag error in bank 1 */
unsigned long va; /* Effective VA of fault or miss. */
unsigned long mm_stat; /* Holds the reason for D-stream
fault or D-cache parity errors */
unsigned long sc_addr; /* Address that was being accessed
when EV5 detected Secondary cache
failure. */
unsigned long sc_stat; /* Helps determine if the error was
TAG/Data parity(Secondary Cache)*/
unsigned long bc_tag_addr; /* Contents of EV5 BC_TAG_ADDR */
unsigned long ei_addr; /* Physical address of any transfer
that is logged in EV5 EI_STAT */
unsigned long fill_syndrome; /* For correcting ECC errors. */
unsigned long ei_stat; /* Helps identify reason of any
processor uncorrectable error
at its external interface. */
unsigned long ld_lock; /* Contents of EV5 LD_LOCK register*/
};
struct el_common_EV6_mcheck {
unsigned int FrameSize; /* Bytes, including this field */
unsigned int FrameFlags; /* <31> = Retry, <30> = Second Error */
unsigned int CpuOffset; /* Offset to CPU-specific info */
unsigned int SystemOffset; /* Offset to system-specific info */
unsigned int MCHK_Code;
unsigned int MCHK_Frame_Rev;
unsigned long I_STAT; /* EV6 Internal Processor Registers */
unsigned long DC_STAT; /* (See the 21264 Spec) */
unsigned long C_ADDR;
unsigned long DC1_SYNDROME;
unsigned long DC0_SYNDROME;
unsigned long C_STAT;
unsigned long C_STS;
unsigned long MM_STAT;
unsigned long EXC_ADDR;
unsigned long IER_CM;
unsigned long ISUM;
unsigned long RESERVED0;
unsigned long PAL_BASE;
unsigned long I_CTL;
unsigned long PCTX;
};
#endif /* __ALPHA_MCE_H */
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