#define ACPI_MB_HID2 "PNP0C02"
/**
* Doesn't care about legacy IO ports, only IO ports beyond 0x1000 are reserved
- * Doesn't care about the failure of 'request_region', since other may reserve
+ * Doesn't care about the failure of 'request_region', since other may reserve
* the io ports as well
*/
#define IS_RESERVED_ADDR(base, len) \
/*
* Clearing the flag (IORESOURCE_BUSY) allows drivers to use
* the io ports if they really know they can use it, while
- * still preventing hotplug PCI devices from using it.
+ * still preventing hotplug PCI devices from using it.
*/
static acpi_status acpi_reserve_io_ranges(struct acpi_resource *res, void *data)
{
ACPI_FUNCTION_TRACE("acpi_reserve_io_ranges");
- if (res->id == ACPI_RSTYPE_IO) {
+ if (res->type == ACPI_RESOURCE_TYPE_IO) {
struct acpi_resource_io *io_res = &res->data.io;
- if (io_res->min_base_address != io_res->max_base_address)
+ if (io_res->minimum != io_res->maximum)
return_VALUE(AE_OK);
if (IS_RESERVED_ADDR
- (io_res->min_base_address, io_res->range_length)) {
+ (io_res->minimum, io_res->address_length)) {
ACPI_DEBUG_PRINT((ACPI_DB_INFO,
"Motherboard resources 0x%08x - 0x%08x\n",
- io_res->min_base_address,
- io_res->min_base_address +
- io_res->range_length));
+ io_res->minimum,
+ io_res->minimum +
+ io_res->address_length));
requested_res =
- request_region(io_res->min_base_address,
- io_res->range_length, "motherboard");
+ request_region(io_res->minimum,
+ io_res->address_length, "motherboard");
}
- } else if (res->id == ACPI_RSTYPE_FIXED_IO) {
+ } else if (res->type == ACPI_RESOURCE_TYPE_FIXED_IO) {
struct acpi_resource_fixed_io *fixed_io_res =
&res->data.fixed_io;
if (IS_RESERVED_ADDR
- (fixed_io_res->base_address, fixed_io_res->range_length)) {
+ (fixed_io_res->address, fixed_io_res->address_length)) {
ACPI_DEBUG_PRINT((ACPI_DB_INFO,
"Motherboard resources 0x%08x - 0x%08x\n",
- fixed_io_res->base_address,
- fixed_io_res->base_address +
- fixed_io_res->range_length));
+ fixed_io_res->address,
+ fixed_io_res->address +
+ fixed_io_res->address_length));
requested_res =
- request_region(fixed_io_res->base_address,
- fixed_io_res->range_length,
+ request_region(fixed_io_res->address,
+ fixed_io_res->address_length,
"motherboard");
}
} else {
},
};
+static void __init acpi_request_region (struct acpi_generic_address *addr,
+ unsigned int length, char *desc)
+{
+ if (!addr->address || !length)
+ return;
+
+ if (addr->address_space_id == ACPI_ADR_SPACE_SYSTEM_IO)
+ request_region(addr->address, length, desc);
+ else if (addr->address_space_id == ACPI_ADR_SPACE_SYSTEM_MEMORY)
+ request_mem_region(addr->address, length, desc);
+}
+
static void __init acpi_reserve_resources(void)
{
- if (acpi_gbl_FADT->xpm1a_evt_blk.address && acpi_gbl_FADT->pm1_evt_len)
- request_region(acpi_gbl_FADT->xpm1a_evt_blk.address,
- acpi_gbl_FADT->pm1_evt_len, "PM1a_EVT_BLK");
+ acpi_request_region(&acpi_gbl_FADT->xpm1a_evt_blk,
+ acpi_gbl_FADT->pm1_evt_len, "ACPI PM1a_EVT_BLK");
- if (acpi_gbl_FADT->xpm1b_evt_blk.address && acpi_gbl_FADT->pm1_evt_len)
- request_region(acpi_gbl_FADT->xpm1b_evt_blk.address,
- acpi_gbl_FADT->pm1_evt_len, "PM1b_EVT_BLK");
+ acpi_request_region(&acpi_gbl_FADT->xpm1b_evt_blk,
+ acpi_gbl_FADT->pm1_evt_len, "ACPI PM1b_EVT_BLK");
- if (acpi_gbl_FADT->xpm1a_cnt_blk.address && acpi_gbl_FADT->pm1_cnt_len)
- request_region(acpi_gbl_FADT->xpm1a_cnt_blk.address,
- acpi_gbl_FADT->pm1_cnt_len, "PM1a_CNT_BLK");
+ acpi_request_region(&acpi_gbl_FADT->xpm1a_cnt_blk,
+ acpi_gbl_FADT->pm1_cnt_len, "ACPI PM1a_CNT_BLK");
- if (acpi_gbl_FADT->xpm1b_cnt_blk.address && acpi_gbl_FADT->pm1_cnt_len)
- request_region(acpi_gbl_FADT->xpm1b_cnt_blk.address,
- acpi_gbl_FADT->pm1_cnt_len, "PM1b_CNT_BLK");
+ acpi_request_region(&acpi_gbl_FADT->xpm1b_cnt_blk,
+ acpi_gbl_FADT->pm1_cnt_len, "ACPI PM1b_CNT_BLK");
- if (acpi_gbl_FADT->xpm_tmr_blk.address && acpi_gbl_FADT->pm_tm_len == 4)
- request_region(acpi_gbl_FADT->xpm_tmr_blk.address, 4, "PM_TMR");
+ if (acpi_gbl_FADT->pm_tm_len == 4)
+ acpi_request_region(&acpi_gbl_FADT->xpm_tmr_blk, 4, "ACPI PM_TMR");
- if (acpi_gbl_FADT->xpm2_cnt_blk.address && acpi_gbl_FADT->pm2_cnt_len)
- request_region(acpi_gbl_FADT->xpm2_cnt_blk.address,
- acpi_gbl_FADT->pm2_cnt_len, "PM2_CNT_BLK");
+ acpi_request_region(&acpi_gbl_FADT->xpm2_cnt_blk,
+ acpi_gbl_FADT->pm2_cnt_len, "ACPI PM2_CNT_BLK");
/* Length of GPE blocks must be a non-negative multiple of 2 */
- if (acpi_gbl_FADT->xgpe0_blk.address && acpi_gbl_FADT->gpe0_blk_len &&
- !(acpi_gbl_FADT->gpe0_blk_len & 0x1))
- request_region(acpi_gbl_FADT->xgpe0_blk.address,
- acpi_gbl_FADT->gpe0_blk_len, "GPE0_BLK");
+ if (!(acpi_gbl_FADT->gpe0_blk_len & 0x1))
+ acpi_request_region(&acpi_gbl_FADT->xgpe0_blk,
+ acpi_gbl_FADT->gpe0_blk_len, "ACPI GPE0_BLK");
- if (acpi_gbl_FADT->xgpe1_blk.address && acpi_gbl_FADT->gpe1_blk_len &&
- !(acpi_gbl_FADT->gpe1_blk_len & 0x1))
- request_region(acpi_gbl_FADT->xgpe1_blk.address,
- acpi_gbl_FADT->gpe1_blk_len, "GPE1_BLK");
+ if (!(acpi_gbl_FADT->gpe1_blk_len & 0x1))
+ acpi_request_region(&acpi_gbl_FADT->xgpe1_blk,
+ acpi_gbl_FADT->gpe1_blk_len, "ACPI GPE1_BLK");
}
static int __init acpi_motherboard_init(void)
{
acpi_bus_register_driver(&acpi_motherboard_driver1);
acpi_bus_register_driver(&acpi_motherboard_driver2);
- /*
+ /*
* Guarantee motherboard IO reservation first
* This module must run after scan.c
*/