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Pull motherboard into release branch

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This commit is contained in:
Len Brown 2006-06-15 15:36:16 -04:00
commit 3145012c1c
1 changed files with 33 additions and 28 deletions
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61
drivers/acpi/motherboard.c
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@ -37,7 +37,7 @@ ACPI_MODULE_NAME("acpi_motherboard")
#define ACPI_MB_HID2 "PNP0C02" #define ACPI_MB_HID2 "PNP0C02"
/** /**
* Doesn't care about legacy IO ports, only IO ports beyond 0x1000 are reserved * 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 * the io ports as well
*/ */
#define IS_RESERVED_ADDR(base, len) \ #define IS_RESERVED_ADDR(base, len) \
@ -46,7 +46,7 @@ ACPI_MODULE_NAME("acpi_motherboard")
/* /*
* Clearing the flag (IORESOURCE_BUSY) allows drivers to use * Clearing the flag (IORESOURCE_BUSY) allows drivers to use
* the io ports if they really know they can use it, while * 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) static acpi_status acpi_reserve_io_ranges(struct acpi_resource *res, void *data)
{ {
@ -123,49 +123,54 @@ static struct acpi_driver acpi_motherboard_driver2 = {
}, },
}; };
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) static void __init acpi_reserve_resources(void)
{ {
if (acpi_gbl_FADT->xpm1a_evt_blk.address && acpi_gbl_FADT->pm1_evt_len) acpi_request_region(&acpi_gbl_FADT->xpm1a_evt_blk,
request_region(acpi_gbl_FADT->xpm1a_evt_blk.address, acpi_gbl_FADT->pm1_evt_len, "ACPI PM1a_EVT_BLK");
acpi_gbl_FADT->pm1_evt_len, "PM1a_EVT_BLK");
if (acpi_gbl_FADT->xpm1b_evt_blk.address && acpi_gbl_FADT->pm1_evt_len) acpi_request_region(&acpi_gbl_FADT->xpm1b_evt_blk,
request_region(acpi_gbl_FADT->xpm1b_evt_blk.address, acpi_gbl_FADT->pm1_evt_len, "ACPI PM1b_EVT_BLK");
acpi_gbl_FADT->pm1_evt_len, "PM1b_EVT_BLK");
if (acpi_gbl_FADT->xpm1a_cnt_blk.address && acpi_gbl_FADT->pm1_cnt_len) acpi_request_region(&acpi_gbl_FADT->xpm1a_cnt_blk,
request_region(acpi_gbl_FADT->xpm1a_cnt_blk.address, acpi_gbl_FADT->pm1_cnt_len, "ACPI PM1a_CNT_BLK");
acpi_gbl_FADT->pm1_cnt_len, "PM1a_CNT_BLK");
if (acpi_gbl_FADT->xpm1b_cnt_blk.address && acpi_gbl_FADT->pm1_cnt_len) acpi_request_region(&acpi_gbl_FADT->xpm1b_cnt_blk,
request_region(acpi_gbl_FADT->xpm1b_cnt_blk.address, acpi_gbl_FADT->pm1_cnt_len, "ACPI PM1b_CNT_BLK");
acpi_gbl_FADT->pm1_cnt_len, "PM1b_CNT_BLK");
if (acpi_gbl_FADT->xpm_tmr_blk.address && acpi_gbl_FADT->pm_tm_len == 4) if (acpi_gbl_FADT->pm_tm_len == 4)
request_region(acpi_gbl_FADT->xpm_tmr_blk.address, 4, "PM_TMR"); 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) acpi_request_region(&acpi_gbl_FADT->xpm2_cnt_blk,
request_region(acpi_gbl_FADT->xpm2_cnt_blk.address, acpi_gbl_FADT->pm2_cnt_len, "ACPI PM2_CNT_BLK");
acpi_gbl_FADT->pm2_cnt_len, "PM2_CNT_BLK");
/* Length of GPE blocks must be a non-negative multiple of 2 */ /* 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 && if (!(acpi_gbl_FADT->gpe0_blk_len & 0x1))
!(acpi_gbl_FADT->gpe0_blk_len & 0x1)) acpi_request_region(&acpi_gbl_FADT->xgpe0_blk,
request_region(acpi_gbl_FADT->xgpe0_blk.address, acpi_gbl_FADT->gpe0_blk_len, "ACPI GPE0_BLK");
acpi_gbl_FADT->gpe0_blk_len, "GPE0_BLK");
if (acpi_gbl_FADT->xgpe1_blk.address && acpi_gbl_FADT->gpe1_blk_len && if (!(acpi_gbl_FADT->gpe1_blk_len & 0x1))
!(acpi_gbl_FADT->gpe1_blk_len & 0x1)) acpi_request_region(&acpi_gbl_FADT->xgpe1_blk,
request_region(acpi_gbl_FADT->xgpe1_blk.address, acpi_gbl_FADT->gpe1_blk_len, "ACPI GPE1_BLK");
acpi_gbl_FADT->gpe1_blk_len, "GPE1_BLK");
} }
static int __init acpi_motherboard_init(void) static int __init acpi_motherboard_init(void)
{ {
acpi_bus_register_driver(&acpi_motherboard_driver1); acpi_bus_register_driver(&acpi_motherboard_driver1);
acpi_bus_register_driver(&acpi_motherboard_driver2); acpi_bus_register_driver(&acpi_motherboard_driver2);
/* /*
* Guarantee motherboard IO reservation first * Guarantee motherboard IO reservation first
* This module must run after scan.c * This module must run after scan.c
*/ */