* Copyright (C) 2004 SUSE LINUX AG
* Copyright (C) 2005-2009 coresystems GmbH
*
- * ACPI FADT, FACS, and DSDT table support added by
+ * ACPI FADT, FACS, and DSDT table support added by
* Nick Barker <nick.barker9@btinternet.com>, and those portions
* Copyright (C) 2004 Nick Barker
*
* 2005.9 yhlu add SRAT table generation
*/
-/*
+/*
* Each system port implementing ACPI has to provide two functions:
- *
+ *
* write_acpi_tables()
* acpi_dump_apics()
- *
+ *
* See Kontron 986LCD-M port for a good example of an ACPI implementation
* in coreboot.
*/
if (rsdp->xsdt_address) {
xsdt = (acpi_xsdt_t *)((u32)rsdp->xsdt_address);
}
-
+
/* This should always be MAX_ACPI_TABLES */
entries_num = ARRAY_SIZE(rsdt->entry);
-
+
for (i = 0; i < entries_num; i++) {
if(rsdt->entry[i] == 0)
break;
}
if (i >= entries_num) {
- printk_err("ACPI: Error: Could not add ACPI table, too many tables.\n");
+ printk(BIOS_ERR, "ACPI: Error: Could not add ACPI table, too many tables.\n");
return;
}
xsdt->header.length);
}
- printk_debug("ACPI: added table %d/%d Length now %d\n",
+ printk(BIOS_DEBUG, "ACPI: added table %d/%d Length now %d\n",
i+1, entries_num, rsdt->header.length);
}
lapic->type=0;
lapic->length=sizeof(acpi_madt_lapic_t);
lapic->flags=1;
-
+
lapic->processor_id=cpu;
lapic->apic_id=apic;
-
+
return(lapic->length);
}
return current;
}
-int acpi_create_madt_ioapic(acpi_madt_ioapic_t *ioapic, u8 id, u32 addr,u32 gsi_base)
+int acpi_create_madt_ioapic(acpi_madt_ioapic_t *ioapic, u8 id, u32 addr,u32 gsi_base)
{
ioapic->type=1;
ioapic->length=sizeof(acpi_madt_ioapic_t);
ioapic->reserved=0x00;
ioapic->gsi_base=gsi_base;
-
+
ioapic->ioapic_id=id;
ioapic->ioapic_addr=addr;
-
+
return(ioapic->length);
}
irqoverride->source=source;
irqoverride->gsirq=gsirq;
irqoverride->flags=flags;
-
+
return(irqoverride->length);
}
{
lapic_nmi->type=4;
lapic_nmi->length=sizeof(acpi_madt_lapic_nmi_t);
-
+
lapic_nmi->flags=flags;
lapic_nmi->processor_id=cpu;
lapic_nmi->lint=lint;
-
+
return(lapic_nmi->length);
}
void acpi_create_madt(acpi_madt_t *madt)
{
#define LOCAL_APIC_ADDR 0xfee00000ULL
-
+
acpi_header_t *header=&(madt->header);
unsigned long current=(unsigned long)madt+sizeof(acpi_madt_t);
-
+
memset((void *)madt, 0, sizeof(acpi_madt_t));
-
+
/* fill out header fields */
memcpy(header->signature, "APIC", 4);
memcpy(header->oem_id, OEM_ID, 6);
memcpy(header->oem_table_id, ACPI_TABLE_CREATOR, 8);
memcpy(header->asl_compiler_id, ASLC, 4);
-
+
header->length = sizeof(acpi_madt_t);
header->revision = 1;
madt->flags = 0x1; /* PCAT_COMPAT */
current = acpi_fill_madt(current);
-
+
/* recalculate length */
header->length= current - (unsigned long)madt;
-
+
header->checksum = acpi_checksum((void *)madt, header->length);
}
acpi_header_t *header=&(mcfg->header);
unsigned long current=(unsigned long)mcfg+sizeof(acpi_mcfg_t);
-
+
memset((void *)mcfg, 0, sizeof(acpi_mcfg_t));
-
+
/* fill out header fields */
memcpy(header->signature, "MCFG", 4);
memcpy(header->oem_id, OEM_ID, 6);
memcpy(header->oem_table_id, ACPI_TABLE_CREATOR, 8);
memcpy(header->asl_compiler_id, ASLC, 4);
-
+
header->length = sizeof(acpi_mcfg_t);
header->revision = 1;
current = acpi_fill_mcfg(current);
-
+
/* recalculate length */
header->length= current - (unsigned long)mcfg;
-
+
header->checksum = acpi_checksum((void *)mcfg, header->length);
}
mem->proximity_domain = node;
- mem->flags = flags;
+ mem->flags = flags;
return(mem->length);
}
#define HPET_ADDR 0xfed00000ULL
acpi_header_t *header=&(hpet->header);
acpi_addr_t *addr=&(hpet->addr);
-
+
memset((void *)hpet, 0, sizeof(acpi_hpet_t));
-
+
/* fill out header fields */
memcpy(header->signature, "HPET", 4);
memcpy(header->oem_id, OEM_ID, 6);
memcpy(header->oem_table_id, ACPI_TABLE_CREATOR, 8);
memcpy(header->asl_compiler_id, ASLC, 4);
-
+
header->length = sizeof(acpi_hpet_t);
header->revision = 1;
hpet->id = 0x102282a0; /* AMD ? */
hpet->number = 0;
hpet->min_tick = 4096;
-
+
header->checksum = acpi_checksum((void *)hpet, sizeof(acpi_hpet_t));
}
void acpi_create_facs(acpi_facs_t *facs)
{
-
+
memset( (void *)facs,0, sizeof(acpi_facs_t));
memcpy(facs->signature, "FACS", 4);
}
void acpi_write_rsdt(acpi_rsdt_t *rsdt)
-{
+{
acpi_header_t *header=&(rsdt->header);
-
+
/* fill out header fields */
memcpy(header->signature, "RSDT", 4);
memcpy(header->oem_id, OEM_ID, 6);
memcpy(header->oem_table_id, ACPI_TABLE_CREATOR, 8);
memcpy(header->asl_compiler_id, ASLC, 4);
-
+
header->length = sizeof(acpi_rsdt_t);
header->revision = 1;
-
+
/* fill out entries */
// entries are filled in later, we come with an empty set.
-
+
/* fix checksum */
-
+
header->checksum = acpi_checksum((void *)rsdt, sizeof(acpi_rsdt_t));
}
void acpi_write_xsdt(acpi_xsdt_t *xsdt)
-{
+{
acpi_header_t *header=&(xsdt->header);
-
+
/* fill out header fields */
memcpy(header->signature, "XSDT", 4);
memcpy(header->oem_id, OEM_ID, 6);
memcpy(header->oem_table_id, ACPI_TABLE_CREATOR, 8);
memcpy(header->asl_compiler_id, ASLC, 4);
-
+
header->length = sizeof(acpi_xsdt_t);
header->revision = 1;
-
+
/* fill out entries */
// entries are filled in later, we come with an empty set.
-
+
/* fix checksum */
-
+
header->checksum = acpi_checksum((void *)xsdt, sizeof(acpi_xsdt_t));
}
memcpy(rsdp->oem_id, OEM_ID, 6);
rsdp->length = sizeof(acpi_rsdp_t);
rsdp->rsdt_address = (u32)rsdt;
- /* Some OSes expect an XSDT to be present for RSD PTR
+ /* Some OSes expect an XSDT to be present for RSD PTR
* revisions >= 2. If we don't have an ACPI XSDT, force
* ACPI 1.0 (and thus RSD PTR revision 0)
*/
/* this is to be filled by SB code - startup value what was found */
u8 acpi_slp_type = 0;
-int acpi_is_wakeup(void)
+static int acpi_is_wakeup(void)
{
return (acpi_slp_type == 3);
}
if (strncmp((char *)rsdp, RSDP_SIG, sizeof(RSDP_SIG) - 1) != 0)
return NULL;
- printk_debug("Looking on %p for valid checksum\n", rsdp);
+ printk(BIOS_DEBUG, "Looking on %p for valid checksum\n", rsdp);
if (acpi_checksum((void *)rsdp, 20) != 0)
return NULL;
- printk_debug("Checksum 1 passed\n");
+ printk(BIOS_DEBUG, "Checksum 1 passed\n");
if ((rsdp->revision > 1) && (acpi_checksum((void *)rsdp,
rsdp->length) != 0))
return NULL;
- printk_debug("Checksum 2 passed all OK\n");
+ printk(BIOS_DEBUG, "Checksum 2 passed all OK\n");
return rsdp;
}
if (!acpi_is_wakeup())
return NULL;
- printk_debug("Trying to find the wakeup vector ...\n");
+ printk(BIOS_DEBUG, "Trying to find the wakeup vector ...\n");
/* find RSDP */
for (p = (char *) 0xe0000; p < (char *) 0xfffff; p+=16) {
if (rsdp == NULL)
return NULL;
- printk_debug("RSDP found at %p\n", rsdp);
+ printk(BIOS_DEBUG, "RSDP found at %p\n", rsdp);
rsdt = (acpi_rsdt_t *) rsdp->rsdt_address;
-
+
end = (char *) rsdt + rsdt->header.length;
- printk_debug("RSDT found at %p ends at %p\n", rsdt, end);
+ printk(BIOS_DEBUG, "RSDT found at %p ends at %p\n", rsdt, end);
for (i = 0; ((char *) &rsdt->entry[i]) < end; i++) {
fadt = (acpi_fadt_t *) rsdt->entry[i];
if (fadt == NULL)
return NULL;
- printk_debug("FADT found at %p\n", fadt);
+ printk(BIOS_DEBUG, "FADT found at %p\n", fadt);
facs = (acpi_facs_t *)fadt->firmware_ctrl;
if (facs == NULL) {
- printk_debug("No FACS found, wake up from S3 not possible.\n");
+ printk(BIOS_DEBUG, "No FACS found, wake up from S3 not possible.\n");
return NULL;
}
- printk_debug("FACS found at %p\n", facs);
+ printk(BIOS_DEBUG, "FACS found at %p\n", facs);
wake_vec = (void *) facs->firmware_waking_vector;
- printk_debug("OS waking vector is %p\n", wake_vec);
+ printk(BIOS_DEBUG, "OS waking vector is %p\n", wake_vec);
return wake_vec;
}
memcpy(lowmem_backup_ptr, lowmem_backup, lowmem_backup_size);
/* copy wakeup trampoline in place */
- memcpy(WAKEUP_BASE, &__wakeup, &__wakeup_size);
+ memcpy((void *)WAKEUP_BASE, &__wakeup, (size_t)&__wakeup_size);
acpi_do_wakeup((u32)vector, acpi_backup_memory, CONFIG_RAMBASE, HIGH_MEMORY_SAVE);
}
projects / coreboot.git / blobdiff