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[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-changelog] [xen-unstable] [IA64] MCA support - add include/asm-ia64/sal.h to sparse tree
# HG changeset patch
# User awilliam@xxxxxxxxxxx
# Node ID 5dd8306e9032dd1c0e52ca392d4e3e7e331b4839
# Parent 7452d58e4a3be6a348a3e06717af7cffb3140a7a
[IA64] MCA support - add include/asm-ia64/sal.h to sparse tree
Signed-off-by: Yutaka Ezaki <yutaka.ezaki@xxxxxxxxxxxxxx>
Signed-off-by: Masaki Kanno <kanno.masaki@xxxxxxxxxxxxxx>
Signed-off-by: Kazuhiro Suzuki <kaz@xxxxxxxxxxxxxx>
---
linux-2.6-xen-sparse/include/asm-ia64/sal.h | 883 ++++++++++++++++++++++++++++
1 files changed, 883 insertions(+)
diff -r 7452d58e4a3b -r 5dd8306e9032 linux-2.6-xen-sparse/include/asm-ia64/sal.h
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/linux-2.6-xen-sparse/include/asm-ia64/sal.h Sun Oct 29 09:27:17
2006 -0700
@@ -0,0 +1,883 @@
+#ifndef _ASM_IA64_SAL_H
+#define _ASM_IA64_SAL_H
+
+/*
+ * System Abstraction Layer definitions.
+ *
+ * This is based on version 2.5 of the manual "IA-64 System
+ * Abstraction Layer".
+ *
+ * Copyright (C) 2001 Intel
+ * Copyright (C) 2002 Jenna Hall <jenna.s.hall@xxxxxxxxx>
+ * Copyright (C) 2001 Fred Lewis <frederick.v.lewis@xxxxxxxxx>
+ * Copyright (C) 1998, 1999, 2001, 2003 Hewlett-Packard Co
+ * David Mosberger-Tang <davidm@xxxxxxxxxx>
+ * Copyright (C) 1999 Srinivasa Prasad Thirumalachar
<sprasad@xxxxxxxxxxxxxxxxxxxx>
+ *
+ * 02/01/04 J. Hall Updated Error Record Structures to conform to July 2001
+ * revision of the SAL spec.
+ * 01/01/03 fvlewis Updated Error Record Structures to conform with Nov. 2000
+ * revision of the SAL spec.
+ * 99/09/29 davidm Updated for SAL 2.6.
+ * 00/03/29 cfleck Updated SAL Error Logging info for processor (SAL 2.6)
+ * (plus examples of platform error info structures from
smariset @ Intel)
+ */
+
+#define IA64_SAL_PLATFORM_FEATURE_BUS_LOCK_BIT 0
+#define IA64_SAL_PLATFORM_FEATURE_IRQ_REDIR_HINT_BIT 1
+#define IA64_SAL_PLATFORM_FEATURE_IPI_REDIR_HINT_BIT 2
+#define IA64_SAL_PLATFORM_FEATURE_ITC_DRIFT_BIT 3
+
+#define IA64_SAL_PLATFORM_FEATURE_BUS_LOCK
(1<<IA64_SAL_PLATFORM_FEATURE_BUS_LOCK_BIT)
+#define IA64_SAL_PLATFORM_FEATURE_IRQ_REDIR_HINT
(1<<IA64_SAL_PLATFORM_FEATURE_IRQ_REDIR_HINT_BIT)
+#define IA64_SAL_PLATFORM_FEATURE_IPI_REDIR_HINT
(1<<IA64_SAL_PLATFORM_FEATURE_IPI_REDIR_HINT_BIT)
+#define IA64_SAL_PLATFORM_FEATURE_ITC_DRIFT
(1<<IA64_SAL_PLATFORM_FEATURE_ITC_DRIFT_BIT)
+
+#ifndef __ASSEMBLY__
+
+#include <linux/bcd.h>
+#include <linux/spinlock.h>
+#include <linux/efi.h>
+
+#include <asm/pal.h>
+#include <asm/system.h>
+#include <asm/fpu.h>
+
+extern spinlock_t sal_lock;
+
+/* SAL spec _requires_ eight args for each call. */
+#define __SAL_CALL(result,a0,a1,a2,a3,a4,a5,a6,a7) \
+ result = (*ia64_sal)(a0,a1,a2,a3,a4,a5,a6,a7)
+
+# define SAL_CALL(result,args...) do { \
+ unsigned long __ia64_sc_flags; \
+ struct ia64_fpreg __ia64_sc_fr[6]; \
+ ia64_save_scratch_fpregs(__ia64_sc_fr); \
+ spin_lock_irqsave(&sal_lock, __ia64_sc_flags); \
+ __SAL_CALL(result, args); \
+ spin_unlock_irqrestore(&sal_lock, __ia64_sc_flags); \
+ ia64_load_scratch_fpregs(__ia64_sc_fr); \
+} while (0)
+
+# define SAL_CALL_NOLOCK(result,args...) do { \
+ unsigned long __ia64_scn_flags; \
+ struct ia64_fpreg __ia64_scn_fr[6]; \
+ ia64_save_scratch_fpregs(__ia64_scn_fr); \
+ local_irq_save(__ia64_scn_flags); \
+ __SAL_CALL(result, args); \
+ local_irq_restore(__ia64_scn_flags); \
+ ia64_load_scratch_fpregs(__ia64_scn_fr); \
+} while (0)
+
+# define SAL_CALL_REENTRANT(result,args...) do { \
+ struct ia64_fpreg __ia64_scs_fr[6]; \
+ ia64_save_scratch_fpregs(__ia64_scs_fr); \
+ preempt_disable(); \
+ __SAL_CALL(result, args); \
+ preempt_enable(); \
+ ia64_load_scratch_fpregs(__ia64_scs_fr); \
+} while (0)
+
+#define SAL_SET_VECTORS 0x01000000
+#define SAL_GET_STATE_INFO 0x01000001
+#define SAL_GET_STATE_INFO_SIZE 0x01000002
+#define SAL_CLEAR_STATE_INFO 0x01000003
+#define SAL_MC_RENDEZ 0x01000004
+#define SAL_MC_SET_PARAMS 0x01000005
+#define SAL_REGISTER_PHYSICAL_ADDR 0x01000006
+
+#define SAL_CACHE_FLUSH 0x01000008
+#define SAL_CACHE_INIT 0x01000009
+#define SAL_PCI_CONFIG_READ 0x01000010
+#define SAL_PCI_CONFIG_WRITE 0x01000011
+#define SAL_FREQ_BASE 0x01000012
+#define SAL_PHYSICAL_ID_INFO 0x01000013
+
+#define SAL_UPDATE_PAL 0x01000020
+
+struct ia64_sal_retval {
+ /*
+ * A zero status value indicates call completed without error.
+ * A negative status value indicates reason of call failure.
+ * A positive status value indicates success but an
+ * informational value should be printed (e.g., "reboot for
+ * change to take effect").
+ */
+ s64 status;
+ u64 v0;
+ u64 v1;
+ u64 v2;
+};
+
+typedef struct ia64_sal_retval (*ia64_sal_handler) (u64, ...);
+
+enum {
+ SAL_FREQ_BASE_PLATFORM = 0,
+ SAL_FREQ_BASE_INTERVAL_TIMER = 1,
+ SAL_FREQ_BASE_REALTIME_CLOCK = 2
+};
+
+/*
+ * The SAL system table is followed by a variable number of variable
+ * length descriptors. The structure of these descriptors follows
+ * below.
+ * The defininition follows SAL specs from July 2000
+ */
+struct ia64_sal_systab {
+ u8 signature[4]; /* should be "SST_" */
+ u32 size; /* size of this table in bytes */
+ u8 sal_rev_minor;
+ u8 sal_rev_major;
+ u16 entry_count; /* # of entries in variable portion */
+ u8 checksum;
+ u8 reserved1[7];
+ u8 sal_a_rev_minor;
+ u8 sal_a_rev_major;
+ u8 sal_b_rev_minor;
+ u8 sal_b_rev_major;
+ /* oem_id & product_id: terminating NUL is missing if string is exactly
32 bytes long. */
+ u8 oem_id[32];
+ u8 product_id[32]; /* ASCII product id */
+ u8 reserved2[8];
+};
+
+enum sal_systab_entry_type {
+ SAL_DESC_ENTRY_POINT = 0,
+ SAL_DESC_MEMORY = 1,
+ SAL_DESC_PLATFORM_FEATURE = 2,
+ SAL_DESC_TR = 3,
+ SAL_DESC_PTC = 4,
+ SAL_DESC_AP_WAKEUP = 5
+};
+
+/*
+ * Entry type: Size:
+ * 0 48
+ * 1 32
+ * 2 16
+ * 3 32
+ * 4 16
+ * 5 16
+ */
+#define SAL_DESC_SIZE(type) "\060\040\020\040\020\020"[(unsigned) type]
+
+typedef struct ia64_sal_desc_entry_point {
+ u8 type;
+ u8 reserved1[7];
+ u64 pal_proc;
+ u64 sal_proc;
+ u64 gp;
+ u8 reserved2[16];
+}ia64_sal_desc_entry_point_t;
+
+typedef struct ia64_sal_desc_memory {
+ u8 type;
+ u8 used_by_sal; /* needs to be mapped for SAL? */
+ u8 mem_attr; /* current memory attribute setting */
+ u8 access_rights; /* access rights set up by SAL */
+ u8 mem_attr_mask; /* mask of supported memory attributes */
+ u8 reserved1;
+ u8 mem_type; /* memory type */
+ u8 mem_usage; /* memory usage */
+ u64 addr; /* physical address of memory */
+ u32 length; /* length (multiple of 4KB pages) */
+ u32 reserved2;
+ u8 oem_reserved[8];
+} ia64_sal_desc_memory_t;
+
+typedef struct ia64_sal_desc_platform_feature {
+ u8 type;
+ u8 feature_mask;
+ u8 reserved1[14];
+} ia64_sal_desc_platform_feature_t;
+
+typedef struct ia64_sal_desc_tr {
+ u8 type;
+ u8 tr_type; /* 0 == instruction, 1 == data */
+ u8 regnum; /* translation register number */
+ u8 reserved1[5];
+ u64 addr; /* virtual address of area covered */
+ u64 page_size; /* encoded page size */
+ u8 reserved2[8];
+} ia64_sal_desc_tr_t;
+
+typedef struct ia64_sal_desc_ptc {
+ u8 type;
+ u8 reserved1[3];
+ u32 num_domains; /* # of coherence domains */
+ u64 domain_info; /* physical address of domain info table */
+} ia64_sal_desc_ptc_t;
+
+typedef struct ia64_sal_ptc_domain_info {
+ u64 proc_count; /* number of processors in domain */
+ u64 proc_list; /* physical address of LID array */
+} ia64_sal_ptc_domain_info_t;
+
+typedef struct ia64_sal_ptc_domain_proc_entry {
+ u64 id : 8; /* id of processor */
+ u64 eid : 8; /* eid of processor */
+} ia64_sal_ptc_domain_proc_entry_t;
+
+
+#define IA64_SAL_AP_EXTERNAL_INT 0
+
+typedef struct ia64_sal_desc_ap_wakeup {
+ u8 type;
+ u8 mechanism; /* 0 == external interrupt */
+ u8 reserved1[6];
+ u64 vector; /* interrupt vector in range 0x10-0xff */
+} ia64_sal_desc_ap_wakeup_t ;
+
+extern ia64_sal_handler ia64_sal;
+extern struct ia64_sal_desc_ptc *ia64_ptc_domain_info;
+
+extern unsigned short sal_revision; /* supported SAL spec revision */
+extern unsigned short sal_version; /* SAL version; OEM dependent */
+#define SAL_VERSION_CODE(major, minor) ((BIN2BCD(major) << 8) | BIN2BCD(minor))
+
+extern const char *ia64_sal_strerror (long status);
+extern void ia64_sal_init (struct ia64_sal_systab *sal_systab);
+
+/* SAL information type encodings */
+enum {
+ SAL_INFO_TYPE_MCA = 0, /* Machine check abort information */
+ SAL_INFO_TYPE_INIT = 1, /* Init information */
+ SAL_INFO_TYPE_CMC = 2, /* Corrected machine check
information */
+ SAL_INFO_TYPE_CPE = 3 /* Corrected platform error information
*/
+};
+
+/* Encodings for machine check parameter types */
+enum {
+ SAL_MC_PARAM_RENDEZ_INT = 1, /* Rendezvous interrupt */
+ SAL_MC_PARAM_RENDEZ_WAKEUP = 2, /* Wakeup */
+ SAL_MC_PARAM_CPE_INT = 3 /* Corrected Platform Error Int */
+};
+
+/* Encodings for rendezvous mechanisms */
+enum {
+ SAL_MC_PARAM_MECHANISM_INT = 1, /* Use interrupt */
+ SAL_MC_PARAM_MECHANISM_MEM = 2 /* Use memory synchronization variable*/
+};
+
+/* Encodings for vectors which can be registered by the OS with SAL */
+enum {
+ SAL_VECTOR_OS_MCA = 0,
+ SAL_VECTOR_OS_INIT = 1,
+ SAL_VECTOR_OS_BOOT_RENDEZ = 2
+};
+
+/* Encodings for mca_opt parameter sent to SAL_MC_SET_PARAMS */
+#define SAL_MC_PARAM_RZ_ALWAYS 0x1
+#define SAL_MC_PARAM_BINIT_ESCALATE 0x10
+
+/*
+ * Definition of the SAL Error Log from the SAL spec
+ */
+
+/* SAL Error Record Section GUID Definitions */
+#define SAL_PROC_DEV_ERR_SECT_GUID \
+ EFI_GUID(0xe429faf1, 0x3cb7, 0x11d4, 0xbc, 0xa7, 0x0, 0x80, 0xc7, 0x3c,
0x88, 0x81)
+#define SAL_PLAT_MEM_DEV_ERR_SECT_GUID \
+ EFI_GUID(0xe429faf2, 0x3cb7, 0x11d4, 0xbc, 0xa7, 0x0, 0x80, 0xc7, 0x3c,
0x88, 0x81)
+#define SAL_PLAT_SEL_DEV_ERR_SECT_GUID \
+ EFI_GUID(0xe429faf3, 0x3cb7, 0x11d4, 0xbc, 0xa7, 0x0, 0x80, 0xc7, 0x3c,
0x88, 0x81)
+#define SAL_PLAT_PCI_BUS_ERR_SECT_GUID \
+ EFI_GUID(0xe429faf4, 0x3cb7, 0x11d4, 0xbc, 0xa7, 0x0, 0x80, 0xc7, 0x3c,
0x88, 0x81)
+#define SAL_PLAT_SMBIOS_DEV_ERR_SECT_GUID \
+ EFI_GUID(0xe429faf5, 0x3cb7, 0x11d4, 0xbc, 0xa7, 0x0, 0x80, 0xc7, 0x3c,
0x88, 0x81)
+#define SAL_PLAT_PCI_COMP_ERR_SECT_GUID \
+ EFI_GUID(0xe429faf6, 0x3cb7, 0x11d4, 0xbc, 0xa7, 0x0, 0x80, 0xc7, 0x3c,
0x88, 0x81)
+#define SAL_PLAT_SPECIFIC_ERR_SECT_GUID \
+ EFI_GUID(0xe429faf7, 0x3cb7, 0x11d4, 0xbc, 0xa7, 0x0, 0x80, 0xc7, 0x3c,
0x88, 0x81)
+#define SAL_PLAT_HOST_CTLR_ERR_SECT_GUID \
+ EFI_GUID(0xe429faf8, 0x3cb7, 0x11d4, 0xbc, 0xa7, 0x0, 0x80, 0xc7, 0x3c,
0x88, 0x81)
+#define SAL_PLAT_BUS_ERR_SECT_GUID \
+ EFI_GUID(0xe429faf9, 0x3cb7, 0x11d4, 0xbc, 0xa7, 0x0, 0x80, 0xc7, 0x3c,
0x88, 0x81)
+
+#define MAX_CACHE_ERRORS 6
+#define MAX_TLB_ERRORS 6
+#define MAX_BUS_ERRORS 1
+
+/* Definition of version according to SAL spec for logging purposes */
+typedef struct sal_log_revision {
+ u8 minor; /* BCD (0..99) */
+ u8 major; /* BCD (0..99) */
+} sal_log_revision_t;
+
+/* Definition of timestamp according to SAL spec for logging purposes */
+typedef struct sal_log_timestamp {
+ u8 slh_second; /* Second (0..59) */
+ u8 slh_minute; /* Minute (0..59) */
+ u8 slh_hour; /* Hour (0..23) */
+ u8 slh_reserved;
+ u8 slh_day; /* Day (1..31) */
+ u8 slh_month; /* Month (1..12) */
+ u8 slh_year; /* Year (00..99) */
+ u8 slh_century; /* Century (19, 20, 21, ...) */
+} sal_log_timestamp_t;
+
+/* Definition of log record header structures */
+typedef struct sal_log_record_header {
+ u64 id; /* Unique monotonically increasing ID */
+ sal_log_revision_t revision; /* Major and Minor revision of header */
+ u8 severity; /* Error Severity */
+ u8 validation_bits; /* 0: platform_guid, 1: !timestamp */
+ u32 len; /* Length of this error log in bytes */
+ sal_log_timestamp_t timestamp; /* Timestamp */
+ efi_guid_t platform_guid; /* Unique OEM Platform ID */
+} sal_log_record_header_t;
+
+#define sal_log_severity_recoverable 0
+#define sal_log_severity_fatal 1
+#define sal_log_severity_corrected 2
+
+/* Definition of log section header structures */
+typedef struct sal_log_sec_header {
+ efi_guid_t guid; /* Unique Section ID */
+ sal_log_revision_t revision; /* Major and Minor revision of Section
*/
+ u16 reserved;
+ u32 len; /* Section length */
+} sal_log_section_hdr_t;
+
+typedef struct sal_log_mod_error_info {
+ struct {
+ u64 check_info : 1,
+ requestor_identifier : 1,
+ responder_identifier : 1,
+ target_identifier : 1,
+ precise_ip : 1,
+ reserved : 59;
+ } valid;
+ u64 check_info;
+ u64 requestor_identifier;
+ u64 responder_identifier;
+ u64 target_identifier;
+ u64 precise_ip;
+} sal_log_mod_error_info_t;
+
+typedef struct sal_processor_static_info {
+ struct {
+ u64 minstate : 1,
+ br : 1,
+ cr : 1,
+ ar : 1,
+ rr : 1,
+ fr : 1,
+ reserved : 58;
+ } valid;
+ pal_min_state_area_t min_state_area;
+ u64 br[8];
+ u64 cr[128];
+ u64 ar[128];
+ u64 rr[8];
+ struct ia64_fpreg __attribute__ ((packed)) fr[128];
+} sal_processor_static_info_t;
+
+struct sal_cpuid_info {
+ u64 regs[5];
+ u64 reserved;
+};
+
+typedef struct sal_log_processor_info {
+ sal_log_section_hdr_t header;
+ struct {
+ u64 proc_error_map : 1,
+ proc_state_param : 1,
+ proc_cr_lid : 1,
+ psi_static_struct : 1,
+ num_cache_check : 4,
+ num_tlb_check : 4,
+ num_bus_check : 4,
+ num_reg_file_check : 4,
+ num_ms_check : 4,
+ cpuid_info : 1,
+ reserved1 : 39;
+ } valid;
+ u64 proc_error_map;
+ u64 proc_state_parameter;
+ u64 proc_cr_lid;
+ /*
+ * The rest of this structure consists of variable-length arrays, which
can't be
+ * expressed in C.
+ */
+ sal_log_mod_error_info_t info[0];
+ /*
+ * This is what the rest looked like if C supported variable-length
arrays:
+ *
+ * sal_log_mod_error_info_t cache_check_info[.valid.num_cache_check];
+ * sal_log_mod_error_info_t tlb_check_info[.valid.num_tlb_check];
+ * sal_log_mod_error_info_t bus_check_info[.valid.num_bus_check];
+ * sal_log_mod_error_info_t
reg_file_check_info[.valid.num_reg_file_check];
+ * sal_log_mod_error_info_t ms_check_info[.valid.num_ms_check];
+ * struct sal_cpuid_info cpuid_info;
+ * sal_processor_static_info_t processor_static_info;
+ */
+} sal_log_processor_info_t;
+
+/* Given a sal_log_processor_info_t pointer, return a pointer to the
processor_static_info: */
+#define SAL_LPI_PSI_INFO(l)
\
+({ sal_log_processor_info_t *_l = (l);
\
+ ((sal_processor_static_info_t *)
\
+ ((char *) _l->info + ((_l->valid.num_cache_check +
_l->valid.num_tlb_check \
+ + _l->valid.num_bus_check +
_l->valid.num_reg_file_check \
+ + _l->valid.num_ms_check) *
sizeof(sal_log_mod_error_info_t) \
+ + sizeof(struct sal_cpuid_info))));
\
+})
+
+/* platform error log structures */
+
+typedef struct sal_log_mem_dev_err_info {
+ sal_log_section_hdr_t header;
+ struct {
+ u64 error_status : 1,
+ physical_addr : 1,
+ addr_mask : 1,
+ node : 1,
+ card : 1,
+ module : 1,
+ bank : 1,
+ device : 1,
+ row : 1,
+ column : 1,
+ bit_position : 1,
+ requestor_id : 1,
+ responder_id : 1,
+ target_id : 1,
+ bus_spec_data : 1,
+ oem_id : 1,
+ oem_data : 1,
+ reserved : 47;
+ } valid;
+ u64 error_status;
+ u64 physical_addr;
+ u64 addr_mask;
+ u16 node;
+ u16 card;
+ u16 module;
+ u16 bank;
+ u16 device;
+ u16 row;
+ u16 column;
+ u16 bit_position;
+ u64 requestor_id;
+ u64 responder_id;
+ u64 target_id;
+ u64 bus_spec_data;
+ u8 oem_id[16];
+ u8 oem_data[1]; /* Variable length data */
+} sal_log_mem_dev_err_info_t;
+
+typedef struct sal_log_sel_dev_err_info {
+ sal_log_section_hdr_t header;
+ struct {
+ u64 record_id : 1,
+ record_type : 1,
+ generator_id : 1,
+ evm_rev : 1,
+ sensor_type : 1,
+ sensor_num : 1,
+ event_dir : 1,
+ event_data1 : 1,
+ event_data2 : 1,
+ event_data3 : 1,
+ reserved : 54;
+ } valid;
+ u16 record_id;
+ u8 record_type;
+ u8 timestamp[4];
+ u16 generator_id;
+ u8 evm_rev;
+ u8 sensor_type;
+ u8 sensor_num;
+ u8 event_dir;
+ u8 event_data1;
+ u8 event_data2;
+ u8 event_data3;
+} sal_log_sel_dev_err_info_t;
+
+typedef struct sal_log_pci_bus_err_info {
+ sal_log_section_hdr_t header;
+ struct {
+ u64 err_status : 1,
+ err_type : 1,
+ bus_id : 1,
+ bus_address : 1,
+ bus_data : 1,
+ bus_cmd : 1,
+ requestor_id : 1,
+ responder_id : 1,
+ target_id : 1,
+ oem_data : 1,
+ reserved : 54;
+ } valid;
+ u64 err_status;
+ u16 err_type;
+ u16 bus_id;
+ u32 reserved;
+ u64 bus_address;
+ u64 bus_data;
+ u64 bus_cmd;
+ u64 requestor_id;
+ u64 responder_id;
+ u64 target_id;
+ u8 oem_data[1]; /* Variable length data */
+} sal_log_pci_bus_err_info_t;
+
+typedef struct sal_log_smbios_dev_err_info {
+ sal_log_section_hdr_t header;
+ struct {
+ u64 event_type : 1,
+ length : 1,
+ time_stamp : 1,
+ data : 1,
+ reserved1 : 60;
+ } valid;
+ u8 event_type;
+ u8 length;
+ u8 time_stamp[6];
+ u8 data[1]; /* data of variable length, length ==
slsmb_length */
+} sal_log_smbios_dev_err_info_t;
+
+typedef struct sal_log_pci_comp_err_info {
+ sal_log_section_hdr_t header;
+ struct {
+ u64 err_status : 1,
+ comp_info : 1,
+ num_mem_regs : 1,
+ num_io_regs : 1,
+ reg_data_pairs : 1,
+ oem_data : 1,
+ reserved : 58;
+ } valid;
+ u64 err_status;
+ struct {
+ u16 vendor_id;
+ u16 device_id;
+ u8 class_code[3];
+ u8 func_num;
+ u8 dev_num;
+ u8 bus_num;
+ u8 seg_num;
+ u8 reserved[5];
+ } comp_info;
+ u32 num_mem_regs;
+ u32 num_io_regs;
+ u64 reg_data_pairs[1];
+ /*
+ * array of address/data register pairs is num_mem_regs + num_io_regs
elements
+ * long. Each array element consists of a u64 address followed by a
u64 data
+ * value. The oem_data array immediately follows the reg_data_pairs
array
+ */
+ u8 oem_data[1]; /* Variable length data */
+} sal_log_pci_comp_err_info_t;
+
+typedef struct sal_log_plat_specific_err_info {
+ sal_log_section_hdr_t header;
+ struct {
+ u64 err_status : 1,
+ guid : 1,
+ oem_data : 1,
+ reserved : 61;
+ } valid;
+ u64 err_status;
+ efi_guid_t guid;
+ u8 oem_data[1]; /* platform specific variable length
data */
+} sal_log_plat_specific_err_info_t;
+
+typedef struct sal_log_host_ctlr_err_info {
+ sal_log_section_hdr_t header;
+ struct {
+ u64 err_status : 1,
+ requestor_id : 1,
+ responder_id : 1,
+ target_id : 1,
+ bus_spec_data : 1,
+ oem_data : 1,
+ reserved : 58;
+ } valid;
+ u64 err_status;
+ u64 requestor_id;
+ u64 responder_id;
+ u64 target_id;
+ u64 bus_spec_data;
+ u8 oem_data[1]; /* Variable length OEM data */
+} sal_log_host_ctlr_err_info_t;
+
+typedef struct sal_log_plat_bus_err_info {
+ sal_log_section_hdr_t header;
+ struct {
+ u64 err_status : 1,
+ requestor_id : 1,
+ responder_id : 1,
+ target_id : 1,
+ bus_spec_data : 1,
+ oem_data : 1,
+ reserved : 58;
+ } valid;
+ u64 err_status;
+ u64 requestor_id;
+ u64 responder_id;
+ u64 target_id;
+ u64 bus_spec_data;
+ u8 oem_data[1]; /* Variable length OEM data */
+} sal_log_plat_bus_err_info_t;
+
+/* Overall platform error section structure */
+typedef union sal_log_platform_err_info {
+ sal_log_mem_dev_err_info_t mem_dev_err;
+ sal_log_sel_dev_err_info_t sel_dev_err;
+ sal_log_pci_bus_err_info_t pci_bus_err;
+ sal_log_smbios_dev_err_info_t smbios_dev_err;
+ sal_log_pci_comp_err_info_t pci_comp_err;
+ sal_log_plat_specific_err_info_t plat_specific_err;
+ sal_log_host_ctlr_err_info_t host_ctlr_err;
+ sal_log_plat_bus_err_info_t plat_bus_err;
+} sal_log_platform_err_info_t;
+
+/* SAL log over-all, multi-section error record structure (processor+platform)
*/
+typedef struct err_rec {
+ sal_log_record_header_t sal_elog_header;
+ sal_log_processor_info_t proc_err;
+ sal_log_platform_err_info_t plat_err;
+ u8 oem_data_pad[1024];
+} ia64_err_rec_t;
+
+/*
+ * Now define a couple of inline functions for improved type checking
+ * and convenience.
+ */
+static inline long
+ia64_sal_freq_base (unsigned long which, unsigned long *ticks_per_second,
+ unsigned long *drift_info)
+{
+ struct ia64_sal_retval isrv;
+
+ SAL_CALL(isrv, SAL_FREQ_BASE, which, 0, 0, 0, 0, 0, 0);
+ *ticks_per_second = isrv.v0;
+ *drift_info = isrv.v1;
+ return isrv.status;
+}
+
+extern s64 ia64_sal_cache_flush (u64 cache_type);
+
+/* Initialize all the processor and platform level instruction and data caches
*/
+static inline s64
+ia64_sal_cache_init (void)
+{
+ struct ia64_sal_retval isrv;
+ SAL_CALL(isrv, SAL_CACHE_INIT, 0, 0, 0, 0, 0, 0, 0);
+ return isrv.status;
+}
+
+/*
+ * Clear the processor and platform information logged by SAL with respect to
the machine
+ * state at the time of MCA's, INITs, CMCs, or CPEs.
+ */
+static inline s64
+ia64_sal_clear_state_info (u64 sal_info_type)
+{
+ struct ia64_sal_retval isrv;
+ SAL_CALL_REENTRANT(isrv, SAL_CLEAR_STATE_INFO, sal_info_type, 0,
+ 0, 0, 0, 0, 0);
+ return isrv.status;
+}
+
+
+/* Get the processor and platform information logged by SAL with respect to
the machine
+ * state at the time of the MCAs, INITs, CMCs, or CPEs.
+ */
+static inline u64
+ia64_sal_get_state_info (u64 sal_info_type, u64 *sal_info)
+{
+ struct ia64_sal_retval isrv;
+ SAL_CALL_REENTRANT(isrv, SAL_GET_STATE_INFO, sal_info_type, 0,
+ sal_info, 0, 0, 0, 0);
+ if (isrv.status)
+ return 0;
+
+ return isrv.v0;
+}
+
+/*
+ * Get the maximum size of the information logged by SAL with respect to the
machine state
+ * at the time of MCAs, INITs, CMCs, or CPEs.
+ */
+static inline u64
+ia64_sal_get_state_info_size (u64 sal_info_type)
+{
+ struct ia64_sal_retval isrv;
+ SAL_CALL_REENTRANT(isrv, SAL_GET_STATE_INFO_SIZE, sal_info_type, 0,
+ 0, 0, 0, 0, 0);
+ if (isrv.status)
+ return 0;
+ return isrv.v0;
+}
+
+/*
+ * Causes the processor to go into a spin loop within SAL where SAL awaits a
wakeup from
+ * the monarch processor. Must not lock, because it will not return on any
cpu until the
+ * monarch processor sends a wake up.
+ */
+static inline s64
+ia64_sal_mc_rendez (void)
+{
+ struct ia64_sal_retval isrv;
+ SAL_CALL_NOLOCK(isrv, SAL_MC_RENDEZ, 0, 0, 0, 0, 0, 0, 0);
+ return isrv.status;
+}
+
+/*
+ * Allow the OS to specify the interrupt number to be used by SAL to interrupt
OS during
+ * the machine check rendezvous sequence as well as the mechanism to wake up
the
+ * non-monarch processor at the end of machine check processing.
+ * Returns the complete ia64_sal_retval because some calls return more than
just a status
+ * value.
+ */
+static inline struct ia64_sal_retval
+ia64_sal_mc_set_params (u64 param_type, u64 i_or_m, u64 i_or_m_val, u64
timeout, u64 rz_always)
+{
+ struct ia64_sal_retval isrv;
+ SAL_CALL(isrv, SAL_MC_SET_PARAMS, param_type, i_or_m, i_or_m_val,
+ timeout, rz_always, 0, 0);
+ return isrv;
+}
+
+/* Read from PCI configuration space */
+static inline s64
+ia64_sal_pci_config_read (u64 pci_config_addr, int type, u64 size, u64 *value)
+{
+ struct ia64_sal_retval isrv;
+ SAL_CALL(isrv, SAL_PCI_CONFIG_READ, pci_config_addr, size, type, 0, 0,
0, 0);
+ if (value)
+ *value = isrv.v0;
+ return isrv.status;
+}
+
+/* Write to PCI configuration space */
+static inline s64
+ia64_sal_pci_config_write (u64 pci_config_addr, int type, u64 size, u64 value)
+{
+ struct ia64_sal_retval isrv;
+ SAL_CALL(isrv, SAL_PCI_CONFIG_WRITE, pci_config_addr, size, value,
+ type, 0, 0, 0);
+ return isrv.status;
+}
+
+/*
+ * Register physical addresses of locations needed by SAL when SAL procedures
are invoked
+ * in virtual mode.
+ */
+static inline s64
+ia64_sal_register_physical_addr (u64 phys_entry, u64 phys_addr)
+{
+ struct ia64_sal_retval isrv;
+ SAL_CALL(isrv, SAL_REGISTER_PHYSICAL_ADDR, phys_entry, phys_addr,
+ 0, 0, 0, 0, 0);
+ return isrv.status;
+}
+
+/*
+ * Register software dependent code locations within SAL. These locations are
handlers or
+ * entry points where SAL will pass control for the specified event. These
event handlers
+ * are for the bott rendezvous, MCAs and INIT scenarios.
+ */
+static inline s64
+ia64_sal_set_vectors (u64 vector_type,
+ u64 handler_addr1, u64 gp1, u64 handler_len1,
+ u64 handler_addr2, u64 gp2, u64 handler_len2)
+{
+ struct ia64_sal_retval isrv;
+ SAL_CALL(isrv, SAL_SET_VECTORS, vector_type,
+ handler_addr1, gp1, handler_len1,
+ handler_addr2, gp2, handler_len2);
+
+ return isrv.status;
+}
+
+/* Update the contents of PAL block in the non-volatile storage device */
+static inline s64
+ia64_sal_update_pal (u64 param_buf, u64 scratch_buf, u64 scratch_buf_size,
+ u64 *error_code, u64 *scratch_buf_size_needed)
+{
+ struct ia64_sal_retval isrv;
+ SAL_CALL(isrv, SAL_UPDATE_PAL, param_buf, scratch_buf, scratch_buf_size,
+ 0, 0, 0, 0);
+ if (error_code)
+ *error_code = isrv.v0;
+ if (scratch_buf_size_needed)
+ *scratch_buf_size_needed = isrv.v1;
+ return isrv.status;
+}
+
+/* Get physical processor die mapping in the platform. */
+static inline s64
+ia64_sal_physical_id_info(u16 *splid)
+{
+ struct ia64_sal_retval isrv;
+ SAL_CALL(isrv, SAL_PHYSICAL_ID_INFO, 0, 0, 0, 0, 0, 0, 0);
+ if (splid)
+ *splid = isrv.v0;
+ return isrv.status;
+}
+
+extern unsigned long sal_platform_features;
+
+extern int (*salinfo_platform_oemdata)(const u8 *, u8 **, u64 *);
+
+struct sal_ret_values {
+ long r8; long r9; long r10; long r11;
+};
+
+#define IA64_SAL_OEMFUNC_MIN 0x02000000
+#define IA64_SAL_OEMFUNC_MAX 0x03ffffff
+
+extern int ia64_sal_oemcall(struct ia64_sal_retval *, u64, u64, u64, u64, u64,
+ u64, u64, u64);
+extern int ia64_sal_oemcall_nolock(struct ia64_sal_retval *, u64, u64, u64,
+ u64, u64, u64, u64, u64);
+extern int ia64_sal_oemcall_reentrant(struct ia64_sal_retval *, u64, u64, u64,
+ u64, u64, u64, u64, u64);
+#ifdef CONFIG_HOTPLUG_CPU
+/*
+ * System Abstraction Layer Specification
+ * Section 3.2.5.1: OS_BOOT_RENDEZ to SAL return State.
+ * Note: region regs are stored first in head.S _start. Hence they must
+ * stay up front.
+ */
+struct sal_to_os_boot {
+ u64 rr[8]; /* Region Registers */
+ u64 br[6]; /* br0: return addr into SAL boot rendez
routine */
+ u64 gr1; /* SAL:GP */
+ u64 gr12; /* SAL:SP */
+ u64 gr13; /* SAL: Task Pointer */
+ u64 fpsr;
+ u64 pfs;
+ u64 rnat;
+ u64 unat;
+ u64 bspstore;
+ u64 dcr; /* Default Control Register */
+ u64 iva;
+ u64 pta;
+ u64 itv;
+ u64 pmv;
+ u64 cmcv;
+ u64 lrr[2];
+ u64 gr[4];
+ u64 pr; /* Predicate registers */
+ u64 lc; /* Loop Count */
+ struct ia64_fpreg fp[20];
+};
+
+/*
+ * Global array allocated for NR_CPUS at boot time
+ */
+extern struct sal_to_os_boot sal_boot_rendez_state[NR_CPUS];
+
+extern void ia64_jump_to_sal(struct sal_to_os_boot *);
+#endif
+
+extern void ia64_sal_handler_init(void *entry_point, void *gpval);
+
+#endif /* __ASSEMBLY__ */
+
+#endif /* _ASM_IA64_SAL_H */
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