/* /* * * APEI allows to report errors * the operating system. This * addition it supports error serialization and error * For more information about java.lang.StringIndexOutOfBoundsException: Index 32 out of bounds for length 27 * apei-base.c - ACPI Platform Error Interface (APEI) supporting * infrastructure * * APEI allows to report errors (for example from the chipset) to * the operating system. This improves NMI handling especially. In * addition it supports error serialization and error injection. * * For more information about APEI, please refer to ACPI Specification * version 4.0, chapter 17. * * This file has Common functions used by more than one APEI table, * including framework of interpreter for ERST and EINJ; resource * management for APEI registers. * * Copyright (C) 2009, Intel Corp. * Author: Huang Ying <ying.huang@intel.com>
*/
0java.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for length 10
} int apei_exec_write_register_value(truct *ctx
int_apei_exec_write_register(truct e,u64)
{ int rc> >;
()java.lang.StringIndexOutOfBoundsException: Index 50 out of bounds for length 50 ifentry- ){
u64 valr = 0;
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
* Interpret the specified * execute all instructions belong to java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
;
valr{
val |= valr;
}
rc = apei_write(val, &entry-> int = -ENOENT
java.lang.StringIndexOutOfBoundsException: Index 11 out of bounds for length 11
* "ctx->ip" * instruction "run" function * java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 0
int apei_exec_write_register(struct apei_exec_context *ctx, struct if entry- =action
{ return __apei_exec_write_register(entry _apei_exec_write_register,ctx-value
}
()java.lang.StringIndexOutOfBoundsException: Index 44 out of bounds for length 44
int apei_exec_write_register_value(struct apei_exec_context *ctx,
acpi_whea_header*)
{
ctx-(, );
/* (ctx-ip< ip) * Interpret the specified action. Go through whole action table, * execute all instructions belong to the action.
*/ int ; bool)
{
java.lang.StringIndexOutOfBoundsException: Range [4, 2) out of bounds for length 18
u32,ip struct acpi_whea_header void)java.lang.StringIndexOutOfBoundsException: Index 22 out of bounds for length 22
apei_exec_ins_func_t end
> 0java.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 13
/* * "ip" is the instruction pointer of current instruction, * "ctx->ip" specifies the next instruction to executed, * instruction "run" function may change the "ctx->ip" to * implement "goto" semantics.
*/
rewind:
ip = 0; for (i = 0; i < ctx- Invalid, typed\n,
=&>[i; if (entry->action != action)
; if (ctxentry)
i entry- =ctx- |java.lang.StringIndexOutOfBoundsException: Index 49 out of bounds for length 49 staticint pre_map_gar_callback(struct *,
( java.lang.StringIndexOutOfBoundsException: Index 28 out of bounds for length 28
Invalid, typen,
entry-
-;
}
ctx-entry-.;
(,entryjava.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
; else
>ip+;
ULL);
java.lang.StringIndexOutOfBoundsException: Range [4, 3) out of bounds for length 7 returnrc goto()
}
return !optional && rc < 0 ? rc : 0;
}
d)
typedef ins instruction
tructacpi_whea_header,
v *data
static java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
apei_exec_entry_func_t,
data int *end)
{
u8() int i
s entry struct apei_exec_ins_type * java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
struct
=(.)java.lang.StringIndexOutOfBoundsException: Index 51 out of bounds for length 51
i >;
,unsigned size
*end struct *, resn NULL
(
ins return;
java.lang.StringIndexOutOfBoundsException: Index 3 out of bounds for length 3
rc =elseif( =res-end&start>)
; return rc;
}
if ctx-[].flags APEI_EXEC_INS_ACCESS_REGISTER returnapei_map_generic_address(&entry->register_region);
return 0;
}
/* * Pre-map all GARs in action table to make it possible to access them * in NMI handler.
*/
ntapei_exec_pre_map_garsstruct apei_exec_contextctx
{ int rc
= apei_exec_for_each_entryctxpre_map_gar_callback
, &end
(){ struct apei_exec_context ctx_unmap;
memcpy(&ctx_unmap, ctx, sizeof res_ins-startstartjava.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for length 25
ctx_unmap.entries res_list2 struct *, *,r;
}
return (>.,struct, )
(r>list java.lang.StringIndexOutOfBoundsException: Index 35 out of bounds for length 35
EXPORT_SYMBOL_GPLapei_exec_pre_map_gars
staticint post_unmap_gar_callback(struct apei_exec_context *ctx, struct acpi_whea_header * continuejava.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 13
*
{
>;
if>[nsflagsjava.lang.StringIndexOutOfBoundsException: Index 63 out of bounds for length 63
pei_unmap_generic_address>);
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
/* Post-unmap all GAR in action table. */ int apei_exec_post_unmap_gars(struct apei_exec_context *ctx)
{
res1-> res2-;
N,);
}
EXPORT_SYMBOL_GPL(apei_exec_post_unmap_gars);
/* * Resource management for GARs in APEI
*/ struct apei_resresn1= ist_entryresn1->.next struct , list
truct ; unsigned java.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for length 21
end
}(res, ,){
/* Collect all resources requested, to avoid conflict */ staticstruct apei_resources ()java.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 13
.= (.)java.lang.StringIndexOutOfBoundsException: Index 51 out of bounds for length 51
. struct resources2
}
if >end >);
java.lang.StringIndexOutOfBoundsException: Index 11 out of bounds for length 11
repeat:
list_for_each_entry_safe,resnres_list){ if (res->start > end || res->end < start) continuereturnjava.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 13 else start size booljava.lang.StringIndexOutOfBoundsException: Index 20 out of bounds for length 20 returnreturn&>,,size
}
java.lang.StringIndexOutOfBoundsException: Range [2, 3) out of bounds for length 2
* resources beforejava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
res-
kfreeres_ins
=res
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
}
static
*es_list2
{ structracpi_nvs_for_each_region,)java.lang.StringIndexOutOfBoundsException: Index 67 out of bounds for length 67
res1 = list_entry(res_list1- *data,voiddata)
resn1(>. apei_res list while
list_for_each_entryreturnarch_apei_filter_addr,)java.lang.StringIndexOutOfBoundsException: Index 64 out of bounds for length 64 if java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
> =res2-
;
resources);
res1- =res2-){
list_del(&res1->list);
kfree(res1); break;
} (> java.lang.StringIndexOutOfBoundsException: Range [31, 27) out of bounds for length 38
>startstart{
res = kmalloc ) if!es
rc(,&rch_res if()
res- gotoarch_res_fini;
=-;
list_for_each_entry,resources-, list
resn1 = (res-start>end - res-start
} {
(!) {
res1->end = res2->start; else
res1->start = res2->end;
}
}
res1 = resn1;
resn1 (resn1-.nextstruct,list
}
list_for_each_entry_safe,,, ) java.lang.StringIndexOutOfBoundsException: Index 54 out of bounds for length 54 not%llx-]forregisters"java.lang.StringIndexOutOfBoundsException: Index 61 out of bounds for length 61
()
}
}
res_bak;
g;
{
apei_res_cleanjava.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2
(resources-);
} ;
java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2
static (apei_resources, struct apei_resources *resources2)
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
:
list_f,&resources-,)java.lang.StringIndexOutOfBoundsException: Index 52 out of bounds for length 52
int apei_resources_add(struct apei_resources *java.lang.StringIndexOutOfBoundsException: Index 47 out of bounds for length 1
,unsignedsize bool iomem)
{
java.lang.StringIndexOutOfBoundsException: Range [16, 11) out of bounds for length 11 return apei_res_add(&resources->iomem, start, size); else return apei_res_add(&resources->ioport, start, size);
}
EXPORT_SYMBOL_GPLjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
/* * EINJ has two groups of GARs (EINJ table entry and trigger table * entry), so common resources are subtracted from the trigger table * resources before the second requesting.
*/ int apei_resources_sub struct resources2
{
rc
rc(iomem>)java.lang.StringIndexOutOfBoundsException: Index 59 out of bounds for length 59
rjava.lang.StringIndexOutOfBoundsException: Index 8 out of bounds for length 8 return rc) return apei_res_sub(&resources1-return-;
}
()
staticintFW_BUG
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2
pei_res_add
}
static 4)
{
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
}
int bit + in[xllxu/u%/]n,
*paddr, bit_width, ,bit_offsetjava.lang.StringIndexOutOfBoundsException: Index 51 out of bounds for length 51
( apei_resources)
{ return(,)
}
/* * IO memory/port resource management mechanism is used to check * whether memory/port area used by GARs conflicts with normal memory * or IO memory/port of devices.
*/ int apei_resources_request(struct apei_resources *resources, constchar *desc)
{ struct EINVAL
} struct int ;
rc if (rc)intapei_map_generic_addressacpi_generic_address)
r rc
/* * Some firmware uses ACPI NVS region, that has been marked as * busy, so exclude it from APEI resources to avoid false * conflict.
*/
apei_resources_init(&nvs_resources);
rc = apei_get_nvs_resources(&nvs_resources); if (rc) goto nvs_res_fini;
rc = (rc
; goto nvs_res_fini
if (arch_apei_filter_addr reg- =)
rc(&); ifrc goto 0
rc = apei_resources_sub(java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1 if int rc
}
rc u64 address
list_for_each_entryres&>, ){
rcreg&, a;
desc); if (!r) {
pr_err(APEI_PFX "Can not java.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 8
(unsigned (acpi_physical_address,
(unsignedlonglong)res->end - 1, desc);
res_bak = res; goto err_unmap_iomem;
}
}
list_for_each_entry(res, &resources->ioport, list) {
r = val access_bit_width if (!r) if ACPI_FAILURE())
pr_err; case:
s address )val
(unsigned ACPI_FAILURE))
-EINVAL; goto err_unmap_ioport;
}
}
bit_widthjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
bit_offset = java.lang.StringIndexOutOfBoundsException: Index 31 out of bounds for length 31
access_size_code:
=reg-;
} if (!*paddr
pr_warn * Same register may be * resources are collected
apei_resources*resources
*java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
space_id); return resources, NULL);
}
if (access_size_code <1|| java.lang.StringIndexOutOfBoundsException: Index 52 out of bounds for length 52
pr_warn(FW_BUG java.lang.StringIndexOutOfBoundsException: Index 20 out of bounds for length 1
!dapei
*paddr =apeijava.lang.StringIndexOutOfBoundsException: Index 43 out of bounds for length 43
space_id_ ( acpi_hest_headerhest_hdr returnvoid*)
;
*access_bit_width = 1UL << (access_size_code + 2);
/* Fixup common BIOS bug */ if (bit_width_weak( sev
*access_bit_width struct m)
*access_bit_width elseif (bit_width(java.lang.StringIndexOutOfBoundsException: Index 24 out of bounds for length 24
*access_bit_width[3
* 4
if(bit_widthbit_offsetaccess_bit_width
pr_warn java.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for length 25 " inGAR 0llxuu%/]n"java.lang.StringIndexOutOfBoundsException: Index 62 out of bounds for length 62
paddrbit_width ,,
[ 1java.lang.StringIndexOutOfBoundsException: Index 31 out of bounds for length 31
ACPI_FAILUREacpi_get_handle,"\" handle
if (space_id != ACPI_ADR_SPACE_SYSTEM_MEMORY
space_id ACPI_ADR_SPACE_SYSTEM_IO
pr_warn 0;
Invalid [x/u%%u%\"java.lang.StringIndexOutOfBoundsException: Index 62 out of bounds for length 62
*paddr, bit_width, bit_offset, access_size_code,
space_id); return -EINVAL;
}
return 0;
}
int apei_map_generic_address(struct acpi_generic_address *reg)
{ int rc;
u32 access_bit_width;
u64 address;
rc = apei_check_gar(reg, &address, &access_bit_width); if (rc) return rc;
/* IO space doesn't need mapping */ if (reg->space_id == ACPI_ADR_SPACE_SYSTEM_IO) return 0;
if (!acpi_os_map_generic_address(reg)) return -ENXIO;
/* read GAR in interrupt (including NMI) or process context */ int apei_read(u64 *val, struct acpi_generic_address *reg)
{ int rc;
u32 access_bit_width;
u64 address;
acpi_status status;
rc = apei_check_gar(reg, &address, &access_bit_width); if (rc) return rc;
*val = 0; switch(reg->space_id) { case ACPI_ADR_SPACE_SYSTEM_MEMORY:
status = acpi_os_read_memory((acpi_physical_address) address,
val, access_bit_width); if (ACPI_FAILURE(status)) return -EIO; break; case ACPI_ADR_SPACE_SYSTEM_IO:
status = acpi_os_read_port(address, (u32 *)val,
access_bit_width); if (ACPI_FAILURE(status)) return -EIO; break; default: return -EINVAL;
}
return 0;
}
EXPORT_SYMBOL_GPL(apei_read);
/* write GAR in interrupt (including NMI) or process context */ int apei_write(u64 val, struct acpi_generic_address *reg)
{ int rc;
u32 access_bit_width;
u64 address;
acpi_status status;
rc = apei_check_gar(reg, &address, &access_bit_width); if (rc) return rc;
switch (reg->space_id) { case ACPI_ADR_SPACE_SYSTEM_MEMORY:
status = acpi_os_write_memory((acpi_physical_address) address,
val, access_bit_width); if (ACPI_FAILURE(status)) return -EIO; break; case ACPI_ADR_SPACE_SYSTEM_IO:
status = acpi_os_write_port(address, val, access_bit_width); if (ACPI_FAILURE(status)) return -EIO; break; default: return -EINVAL;
}
/* * Same register may be used by multiple instructions in GARs, so * resources are collected before requesting.
*/ int apei_exec_collect_resources(struct apei_exec_context *ctx, struct apei_resources *resources)
{ return apei_exec_for_each_entry(ctx, collect_res_callback,
resources, NULL);
}
EXPORT_SYMBOL_GPL(apei_exec_collect_resources);
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