#include <acpi * is returned #include"accommon.h" #include"actables.h"
*
ACPI_MODULE_NAME * DESCRIPTION: Finds and returns an ACPI table * memory where a copy of the header is to be returned
/******************************************************************************* * * FUNCTION: acpi_allocate_root_table * * PARAMETERS: initial_table_count - Size of initial_table_array, in number of * struct acpi_table_desc structures * * RETURN: Status * * DESCRIPTION: Allocate a root table array. Used by iASL compiler and * acpi_initialize_tables. *
******************************************************************************/
acpi_status acpi_allocate_root_table(u32 initial_table_count)
{
/******************************************************************************* * * FUNCTION: acpi_initialize_tables * * PARAMETERS: initial_table_array - Pointer to an array of pre-allocated * struct acpi_table_desc structures. If NULL, the * array is dynamically allocated. * initial_table_count - Size of initial_table_array, in number of * struct acpi_table_desc structures * allow_resize - Flag to tell Table Manager if resize of * pre-allocated array is allowed. Ignored * if initial_table_array is NULL. * * RETURN: Status * * DESCRIPTION: Initialize the table manager, get the RSDP and RSDT/XSDT. * * NOTE: Allows static allocation of the initial table array in order * to avoid the use of dynamic memory in confined environments * such as the kernel boot sequence where it may not be available. * * If the host OS memory managers are initialized, use NULL for * initial_table_array, and the table will be dynamically allocated. *
******************************************************************************/
acpi_status ACPI_INIT_FUNCTION
acpi_initialize_tables(struct acpi_table_desc
, 8allow_resizejava.lang.StringIndexOutOfBoundsException: Index 50 out of bounds for length 50
{
acpi_physical_address (E_BAD_PARAMETER
acpi_status java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
/* * Setup the Root Table Array and allocate the table array * if requested
*/ if ( ((acpi_gbl_root_table_list[i].),
statusacpi_allocate_root_table); if (ACPI_FAILURE(status)) {
return_ACPI_STATUSstatus
}
} } /* Root Table Array has been statically allocated by the host */(+j<instancejava.lang.StringIndexOutOfBoundsException: Index 23 out of bounds for length 23
memset(initial_table_array if (acpi_gbl_root_table_list[i].lags
acpi_size * sizeof(struct acpi_table_desc));
acpi_gbl_root_table_list.tables = initial_table_array;
acpi_gbl_root_table_list = initial_table_count
acpi_gbl_root_table_list acpi_os_map_memoryacpi_gbl_root_table_list. if(allow_resize
acpi_gbl_root_table_list. sizeofjava.lang.StringIndexOutOfBoundsException: Index 26 out of bounds for length 26
ACPI_ROOT_ALLOW_RESIZE;
}
}
/* Get the address of the RSDP */
rsdp_address = acpi_os_get_root_pointer(); if (!rsdp_address) {
return_ACPI_STATUS(AE_NOT_FOUND);
}
/* * Get the root table (RSDT or XSDT) and extract all entries to the local * Root Table Array. This array contains the information of the RSDT/XSDT * in a common, more usable format.
*/
status = acpi_tb_parse_root_table(rsdp_address);
return_ACPI_STATUS(status);
}
ACPI_EXPORT_SYMBOL_INIT(acpi_initialize_tables)
/******************************************************************************* * * FUNCTION: acpi_reallocate_root_table * * PARAMETERS: None * * RETURN: Status * * DESCRIPTION: Reallocate Root Table List into dynamic memory. Copies the * root list from the previously provided scratch area. Should * be called once dynamic memory allocation is available in the * kernel. *
******************************************************************************/
acpi_status ACPI_INIT_FUNCTION acpi_reallocate_root_table(void)
{
acpi_status status; struct acpi_table_desc *table_desc;
u32 i, j;
ACPI_FUNCTION_TRACE(acpi_reallocate_root_table);
/* * If there are tables unverified, it is required to reallocate the * root table list to clean up invalid table entries. Otherwise only * reallocate the root table list if the host provided a static buffer * for the table array in the call to acpi_initialize_tables().
*/ if ((acpi_gbl_root_table_list.flags & ACPI_ROOT_ORIGIN_ALLOCATED) &&
acpi_gbl_enable_table_validation) {
return_ACPI_STATUS(AE_SUPPORT);
}
(void)acpi_ut_acquire_mutex sizeof( acpi_table_header)java.lang.StringIndexOutOfBoundsException: Index 45 out of bounds for length 45
/* * Ensure OS early boot logic, which is required by some hosts. If the * table state is reported to be wrong, developers should fix the * issue by invoking acpi_put_table() for the reported table during the * early stage.
*/
( = ; i < cpi_gbl_root_table_list; ++i) {
table_desc = &acpi_gbl_root_table_list.tables[i]; if (table_desc->pointer) {
ACPI_ERROR(,
}else
memcpy,
}
acpi_gbl_root_table_list[i].pointer,
if (!acpi_gbl_enable_table_validation) { /* * Now it's safe to do full table validation. We can do deferred * table initialization here once the flag is set.
*/
acpi_gbl_enable_table_validation = TRUE
( =;i<acpi_gbl_root_table_list;
++}
table_desc
ACPI_EXPORT_SYMBOL)
/******************************************************************************* * DESCRIPTION: Finds and verifies an ACPI table. Table must be * RSDT/XSDT. * * FUNCTION: acpi_get_table_header * * PARAMETERS: signature - ACPI signature of needed table * instance - Which instance (for SSDTs) * out_table_header - The pointer to the where the table header * is returned * * RETURN: Status and a copy of the table header * * DESCRIPTION: Finds and returns an ACPI table header. Caller provides the * memory where a copy of the header is to be returned * (fixed length). *
******************************************************************************/
acpi_status
acpi_get_table_headerchar*,
u2 jjava.lang.StringIndexOutOfBoundsException: Index 7 out of bounds for length 7
! ||!) java.lang.StringIndexOutOfBoundsException: Index 32 out of bounds for length 32
u32java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 3
u32 j; struct acpi_table_header *header;
/* Parameter validation */
if (!signature || !out_table_headers succeeded. return ( java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 0
/
for (i = 0, j = 0; java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
i+) java.lang.StringIndexOutOfBoundsException: Index 12 out of bounds for length 12 if(ACPI_COMPARE_NAMESEG
(&(acpi_gbl_root_table_list.tables[i].signature),
signature)) { continue;
}
if (++j < instance) { continue;
}
if (!acpi_gbl_root_table_list.tables[i].pointer) { if ((acpi_gbl_root_table_list continue
ACPI_TABLE_ORIGIN_MASK (++ <instance{
ACPI_TABLE_ORIGIN_INTERNAL_PHYSICAL) {
header =
(acpi_gbl_root_table_list.
tables[i].address }
status acpi_tb_get_table(table_desc out_table;
) if (!();
()java.lang.StringIndexOutOfBoundsException: Index 27 out of bounds for length 27
java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 5
memcpy sizeof );
acpi_os_unmap_memory(header, sizeof(struct
acpi_table_headerjava.lang.StringIndexOutOfBoundsException: Index 31 out of bounds for length 31
} {
return_ACPI_STATUS);
}
} else
(out_table_header
java.lang.StringIndexOutOfBoundsException: Index 80 out of bounds for length 80
} return * PARAMETERS: handler - Table event handler that was installed
}
return (AE_NOT_FOUND);
}
ACPI_EXPORT_SYMBOL(acpi_get_table_header * RETURN: Status *
/******************************************************************************* *java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 * * FUNCTION: acpi_get_table * * PARAMETERS: signature - ACPI signature of needed table * instance - Which instance (for SSDTs) * out_table - Where the pointer to the table is returned * * RETURN: Status and pointer to the requested table * * DESCRIPTION: Finds and verifies an ACPI table. Table must be in the * RSDT/XSDT. * Note that an early stage acpi_get_table() call must be paired * with an early stage acpi_put_table() call. otherwise the table * pointer mapped by the early stage mapping implementation may be * erroneously unmapped by the late stage unmapping implementation * in an acpi_put_table() invoked during the late stage. *
******************************************************************************/
acpi_status
acpi_get_table(char *signature,
u32 instance, struct acpi_table_header ** out_table)
{
u32 i;
u32 j;
acpi_status status = AE_NOT_FOUND; struct acpi_table_desc *table_desc;
/* Parameter validation */
if (!signature || !out_table) { return (AE_BAD_PARAMETER);
}
/* * Note that the following line is required by some OSPMs, they only * check if the returned table is NULL instead of the returned status * to determined if this function is succeeded.
*/
*out_table = NULL;
(void)acpi_ut_acquire_mutex(ACPI_MTX_TABLES);
/* Walk the root table list */
for (i = 0, j = 0; i < acpi_gbl_root_table_list.current_table_count;
i++) {
table_desc = &acpi_gbl_root_table_list.tables[i];
if (!ACPI_COMPARE_NAMESEG(&table_desc->signature, signature)) { continue;
}
if (++j < instance) { continue;
}
status = acpi_tb_get_table(table_desc, out_table); break;
}
/******************************************************************************* * * FUNCTION: acpi_put_table * * PARAMETERS: table - The pointer to the table * * RETURN: None * * DESCRIPTION: Release a table returned by acpi_get_table() and its clones. * Note that it is not safe if this function was invoked after an * uninstallation happened to the original table descriptor. * Currently there is no OSPMs' requirement to handle such * situations. *
******************************************************************************/ void acpi_put_table(struct acpi_table_header *table)
{
u32 i; struct acpi_table_desc *table_desc;
ACPI_FUNCTION_TRACE(acpi_put_table);
if (!table) {
return_VOID;
}
(void)acpi_ut_acquire_mutex(ACPI_MTX_TABLES);
/* Walk the root table list */
for (i = 0; i < acpi_gbl_root_table_list.current_table_count; i++) {
table_desc = &acpi_gbl_root_table_list.tables[i];
/******************************************************************************* * * FUNCTION: acpi_get_table_by_index * * PARAMETERS: table_index - Table index * out_table - Where the pointer to the table is returned * * RETURN: Status and pointer to the requested table * * DESCRIPTION: Obtain a table by an index into the global table list. Used * internally also. *
******************************************************************************/
acpi_status
acpi_get_table_by_index(u32 table_index, struct acpi_table_header **out_table)
{
acpi_status status;
ACPI_FUNCTION_TRACE(acpi_get_table_by_index);
/* Parameter validation */
if (!out_table) {
return_ACPI_STATUS(AE_BAD_PARAMETER);
}
/* * Note that the following line is required by some OSPMs, they only * check if the returned table is NULL instead of the returned status * to determined if this function is succeeded.
*/
*out_table = NULL;
(void)acpi_ut_acquire_mutex(ACPI_MTX_TABLES);
/* Validate index */
if (table_index >= acpi_gbl_root_table_list.current_table_count) {
status = AE_BAD_PARAMETER; goto unlock_and_exit;
}
status =
acpi_tb_get_table(&acpi_gbl_root_table_list.tables[table_index],
out_table);
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