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ACPICA: Table manager: deploy new firmware error/warning interfaces
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Emit firmware error/warning messages where appropriate for table
and FADT errors.

Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Lin Ming <ming.m.lin@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
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Bob Moore authored and Len Brown committed Jul 17, 2012
1 parent 62cdd14 commit 3b3ea77
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Showing 4 changed files with 80 additions and 73 deletions.
102 changes: 52 additions & 50 deletions drivers/acpi/acpica/tbfadt.c
Original file line number Diff line number Diff line change
Expand Up @@ -303,11 +303,11 @@ void acpi_tb_create_local_fadt(struct acpi_table_header *table, u32 length)
* a warning.
*/
if (length > sizeof(struct acpi_table_fadt)) {
ACPI_WARNING((AE_INFO,
"FADT (revision %u) is longer than ACPI 5.0 version, "
"truncating length %u to %u",
table->revision, length,
(u32)sizeof(struct acpi_table_fadt)));
ACPI_BIOS_WARNING((AE_INFO,
"FADT (revision %u) is longer than ACPI 5.0 version, "
"truncating length %u to %u",
table->revision, length,
(u32)sizeof(struct acpi_table_fadt)));
}

/* Clear the entire local FADT */
Expand Down Expand Up @@ -452,11 +452,13 @@ static void acpi_tb_convert_fadt(void)
* they must match.
*/
if (address64->address && address32 &&
(address64->address != (u64) address32)) {
ACPI_ERROR((AE_INFO,
"32/64X address mismatch in %s: 0x%8.8X/0x%8.8X%8.8X, using 32",
fadt_info_table[i].name, address32,
ACPI_FORMAT_UINT64(address64->address)));
(address64->address != (u64)address32)) {
ACPI_BIOS_ERROR((AE_INFO,
"32/64X address mismatch in FADT/%s: "
"0x%8.8X/0x%8.8X%8.8X, using 32",
fadt_info_table[i].name, address32,
ACPI_FORMAT_UINT64(address64->
address)));
}

/* Always use 32-bit address if it is valid (non-null) */
Expand Down Expand Up @@ -511,25 +513,25 @@ static void acpi_tb_validate_fadt(void)
* DSDT/X_DSDT) would indicate the presence of two FACS or two DSDT tables.
*/
if (acpi_gbl_FADT.facs &&
(acpi_gbl_FADT.Xfacs != (u64) acpi_gbl_FADT.facs)) {
ACPI_WARNING((AE_INFO,
"32/64X FACS address mismatch in FADT - "
"0x%8.8X/0x%8.8X%8.8X, using 32",
acpi_gbl_FADT.facs,
ACPI_FORMAT_UINT64(acpi_gbl_FADT.Xfacs)));

acpi_gbl_FADT.Xfacs = (u64) acpi_gbl_FADT.facs;
(acpi_gbl_FADT.Xfacs != (u64)acpi_gbl_FADT.facs)) {
ACPI_BIOS_WARNING((AE_INFO,
"32/64X FACS address mismatch in FADT - "
"0x%8.8X/0x%8.8X%8.8X, using 32",
acpi_gbl_FADT.facs,
ACPI_FORMAT_UINT64(acpi_gbl_FADT.Xfacs)));

acpi_gbl_FADT.Xfacs = (u64)acpi_gbl_FADT.facs;
}

if (acpi_gbl_FADT.dsdt &&
(acpi_gbl_FADT.Xdsdt != (u64) acpi_gbl_FADT.dsdt)) {
ACPI_WARNING((AE_INFO,
"32/64X DSDT address mismatch in FADT - "
"0x%8.8X/0x%8.8X%8.8X, using 32",
acpi_gbl_FADT.dsdt,
ACPI_FORMAT_UINT64(acpi_gbl_FADT.Xdsdt)));

acpi_gbl_FADT.Xdsdt = (u64) acpi_gbl_FADT.dsdt;
(acpi_gbl_FADT.Xdsdt != (u64)acpi_gbl_FADT.dsdt)) {
ACPI_BIOS_WARNING((AE_INFO,
"32/64X DSDT address mismatch in FADT - "
"0x%8.8X/0x%8.8X%8.8X, using 32",
acpi_gbl_FADT.dsdt,
ACPI_FORMAT_UINT64(acpi_gbl_FADT.Xdsdt)));

acpi_gbl_FADT.Xdsdt = (u64)acpi_gbl_FADT.dsdt;
}

/* If Hardware Reduced flag is set, we are all done */
Expand Down Expand Up @@ -559,10 +561,10 @@ static void acpi_tb_validate_fadt(void)
*/
if (address64->address &&
(address64->bit_width != ACPI_MUL_8(length))) {
ACPI_WARNING((AE_INFO,
"32/64X length mismatch in %s: %u/%u",
name, ACPI_MUL_8(length),
address64->bit_width));
ACPI_BIOS_WARNING((AE_INFO,
"32/64X length mismatch in FADT/%s: %u/%u",
name, ACPI_MUL_8(length),
address64->bit_width));
}

if (fadt_info_table[i].type & ACPI_FADT_REQUIRED) {
Expand All @@ -571,13 +573,13 @@ static void acpi_tb_validate_fadt(void)
* Both the address and length must be non-zero.
*/
if (!address64->address || !length) {
ACPI_ERROR((AE_INFO,
"Required field %s has zero address and/or length:"
" 0x%8.8X%8.8X/0x%X",
name,
ACPI_FORMAT_UINT64(address64->
address),
length));
ACPI_BIOS_ERROR((AE_INFO,
"Required FADT field %s has zero address and/or length: "
"0x%8.8X%8.8X/0x%X",
name,
ACPI_FORMAT_UINT64(address64->
address),
length));
}
} else if (fadt_info_table[i].type & ACPI_FADT_SEPARATE_LENGTH) {
/*
Expand All @@ -587,13 +589,13 @@ static void acpi_tb_validate_fadt(void)
*/
if ((address64->address && !length) ||
(!address64->address && length)) {
ACPI_WARNING((AE_INFO,
"Optional field %s has zero address or length: "
"0x%8.8X%8.8X/0x%X",
name,
ACPI_FORMAT_UINT64(address64->
address),
length));
ACPI_BIOS_WARNING((AE_INFO,
"Optional FADT field %s has zero address or length: "
"0x%8.8X%8.8X/0x%X",
name,
ACPI_FORMAT_UINT64
(address64->address),
length));
}
}
}
Expand Down Expand Up @@ -638,12 +640,12 @@ static void acpi_tb_setup_fadt_registers(void)
(fadt_info_table[i].default_length > 0) &&
(fadt_info_table[i].default_length !=
target64->bit_width)) {
ACPI_WARNING((AE_INFO,
"Invalid length for %s: %u, using default %u",
fadt_info_table[i].name,
target64->bit_width,
fadt_info_table[i].
default_length));
ACPI_BIOS_WARNING((AE_INFO,
"Invalid length for FADT/%s: %u, using default %u",
fadt_info_table[i].name,
target64->bit_width,
fadt_info_table[i].
default_length));

/* Incorrect size, set width to the default */

Expand Down
15 changes: 8 additions & 7 deletions drivers/acpi/acpica/tbinstal.c
Original file line number Diff line number Diff line change
Expand Up @@ -138,13 +138,14 @@ acpi_tb_add_table(struct acpi_table_desc *table_desc, u32 *table_index)
if ((table_desc->pointer->signature[0] != 0x00) &&
(!ACPI_COMPARE_NAME(table_desc->pointer->signature, ACPI_SIG_SSDT))
&& (ACPI_STRNCMP(table_desc->pointer->signature, "OEM", 3))) {
ACPI_ERROR((AE_INFO,
"Table has invalid signature [%4.4s] (0x%8.8X), must be SSDT or OEMx",
acpi_ut_valid_acpi_name(*(u32 *)table_desc->
pointer->
signature) ? table_desc->
pointer->signature : "????",
*(u32 *)table_desc->pointer->signature));
ACPI_BIOS_ERROR((AE_INFO,
"Table has invalid signature [%4.4s] (0x%8.8X), "
"must be SSDT or OEMx",
acpi_ut_valid_acpi_name(*(u32 *)table_desc->
pointer->
signature) ?
table_desc->pointer->signature : "????",
*(u32 *)table_desc->pointer->signature));

return_ACPI_STATUS(AE_BAD_SIGNATURE);
}
Expand Down
34 changes: 19 additions & 15 deletions drivers/acpi/acpica/tbutils.c
Original file line number Diff line number Diff line change
Expand Up @@ -317,10 +317,11 @@ acpi_status acpi_tb_verify_checksum(struct acpi_table_header *table, u32 length)
/* Checksum ok? (should be zero) */

if (checksum) {
ACPI_WARNING((AE_INFO,
"Incorrect checksum in table [%4.4s] - 0x%2.2X, should be 0x%2.2X",
table->signature, table->checksum,
(u8) (table->checksum - checksum)));
ACPI_BIOS_WARNING((AE_INFO,
"Incorrect checksum in table [%4.4s] - 0x%2.2X, "
"should be 0x%2.2X",
table->signature, table->checksum,
(u8)(table->checksum - checksum)));

#if (ACPI_CHECKSUM_ABORT)

Expand Down Expand Up @@ -377,8 +378,9 @@ void acpi_tb_check_dsdt_header(void)

if (acpi_gbl_original_dsdt_header.length != acpi_gbl_DSDT->length ||
acpi_gbl_original_dsdt_header.checksum != acpi_gbl_DSDT->checksum) {
ACPI_ERROR((AE_INFO,
"The DSDT has been corrupted or replaced - old, new headers below"));
ACPI_BIOS_ERROR((AE_INFO,
"The DSDT has been corrupted or replaced - "
"old, new headers below"));
acpi_tb_print_table_header(0, &acpi_gbl_original_dsdt_header);
acpi_tb_print_table_header(0, acpi_gbl_DSDT);

Expand Down Expand Up @@ -480,9 +482,10 @@ acpi_tb_install_table(acpi_physical_address address,
/* If a particular signature is expected (DSDT/FACS), it must match */

if (signature && !ACPI_COMPARE_NAME(table->signature, signature)) {
ACPI_ERROR((AE_INFO,
"Invalid signature 0x%X for ACPI table, expected [%s]",
*ACPI_CAST_PTR(u32, table->signature), signature));
ACPI_BIOS_ERROR((AE_INFO,
"Invalid signature 0x%X for ACPI table, expected [%s]",
*ACPI_CAST_PTR(u32, table->signature),
signature));
goto unmap_and_exit;
}

Expand Down Expand Up @@ -589,10 +592,10 @@ acpi_tb_get_root_table_entry(u8 *table_entry, u32 table_entry_size)

/* Will truncate 64-bit address to 32 bits, issue warning */

ACPI_WARNING((AE_INFO,
"64-bit Physical Address in XSDT is too large (0x%8.8X%8.8X),"
" truncating",
ACPI_FORMAT_UINT64(address64)));
ACPI_BIOS_WARNING((AE_INFO,
"64-bit Physical Address in XSDT is too large (0x%8.8X%8.8X),"
" truncating",
ACPI_FORMAT_UINT64(address64)));
}
#endif
return ((acpi_physical_address) (address64));
Expand Down Expand Up @@ -694,8 +697,9 @@ acpi_tb_parse_root_table(acpi_physical_address rsdp_address)
acpi_os_unmap_memory(table, sizeof(struct acpi_table_header));

if (length < sizeof(struct acpi_table_header)) {
ACPI_ERROR((AE_INFO, "Invalid length 0x%X in RSDT/XSDT",
length));
ACPI_BIOS_ERROR((AE_INFO,
"Invalid table length 0x%X in RSDT/XSDT",
length));
return_ACPI_STATUS(AE_INVALID_TABLE_LENGTH);
}

Expand Down
2 changes: 1 addition & 1 deletion drivers/acpi/acpica/tbxfroot.c
Original file line number Diff line number Diff line change
Expand Up @@ -216,7 +216,7 @@ acpi_status acpi_find_root_pointer(acpi_size *table_address)

/* A valid RSDP was not found */

ACPI_ERROR((AE_INFO, "A valid RSDP was not found"));
ACPI_BIOS_ERROR((AE_INFO, "A valid RSDP was not found"));
return_ACPI_STATUS(AE_NOT_FOUND);
}

Expand Down

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