static
void virt_acpi_build(VirtGuestInfo *guest_info, AcpiBuildTables *tables)
{
GArray *table_offsets;
unsigned dsdt, rsdt;
GArray *tables_blob = tables->table_data;
table_offsets = g_array_new(false, true /* clear */,
sizeof(uint32_t));
bios_linker_loader_alloc(tables->linker, ACPI_BUILD_TABLE_FILE,
64, false /* high memory */);
/*
* The ACPI v5.1 tables for Hardware-reduced ACPI platform are:
* RSDP
* RSDT
* FADT
* GTDT
* MADT
* MCFG
* DSDT
*/
/* DSDT is pointed to by FADT */
dsdt = tables_blob->len;
build_dsdt(tables_blob, tables->linker, guest_info);
/* FADT MADT GTDT MCFG SPCR pointed to by RSDT */
acpi_add_table(table_offsets, tables_blob);
build_fadt(tables_blob, tables->linker, dsdt);
acpi_add_table(table_offsets, tables_blob);
build_madt(tables_blob, tables->linker, guest_info);
acpi_add_table(table_offsets, tables_blob);
build_gtdt(tables_blob, tables->linker);
acpi_add_table(table_offsets, tables_blob);
build_mcfg(tables_blob, tables->linker, guest_info);
acpi_add_table(table_offsets, tables_blob);
build_spcr(tables_blob, tables->linker, guest_info);
/* RSDT is pointed to by RSDP */
rsdt = tables_blob->len;
build_rsdt(tables_blob, tables->linker, table_offsets, NULL, NULL);
/* RSDP is in FSEG memory, so allocate it separately */
build_rsdp(tables->rsdp, tables->linker, rsdt);
/* Cleanup memory that's no longer used. */
g_array_free(table_offsets, true);
}
static unsigned long mainboard_write_acpi_tables(
device_t device, unsigned long current, acpi_rsdp_t *rsdp)
{
uintptr_t start_addr;
uintptr_t end_addr;
struct nhlt *nhlt;
const char *oem_id = NULL;
const char *oem_table_id = NULL;
start_addr = current;
nhlt = nhlt_init();
if (nhlt == NULL)
return start_addr;
variant_nhlt_init(nhlt);
variant_nhlt_oem_strings(&oem_id, &oem_table_id);
end_addr = nhlt_soc_serialize_oem_overrides(nhlt, start_addr,
oem_id, oem_table_id);
if (end_addr != start_addr)
acpi_add_table(rsdp, (void *)start_addr);
return end_addr;
}
static unsigned long mainboard_write_acpi_tables(
device_t device, unsigned long current, acpi_rsdp_t *rsdp)
{
uintptr_t start_addr;
uintptr_t end_addr;
struct nhlt *nhlt;
start_addr = current;
nhlt = nhlt_init();
if (nhlt == NULL)
return start_addr;
/* 2 Channel DMIC array. */
if (nhlt_soc_add_dmic_array(nhlt, 2))
printk(BIOS_ERR, "Couldn't add 2CH DMIC array.\n");
/* MAXIM Smart Amps for left and right. */
if (nhlt_soc_add_max98357(nhlt, AUDIO_LINK_SSP0))
printk(BIOS_ERR, "Couldn't add max98357.\n");
/* NAU88l25 Headset codec. */
if (nhlt_soc_add_nau88l25(nhlt, AUDIO_LINK_SSP1))
printk(BIOS_ERR, "Couldn't add headset codec.\n");
end_addr = nhlt_soc_serialize(nhlt, start_addr);
if (end_addr != start_addr)
acpi_add_table(rsdp, (void *)start_addr);
return end_addr;
}
unsigned long southcluster_write_acpi_tables(device_t device,
unsigned long current,
struct acpi_rsdp *rsdp)
{
acpi_header_t *ssdt2;
current = acpi_write_hpet(device, current, rsdp);
current = acpi_align_current(current);
ssdt2 = (acpi_header_t *)current;
memset(ssdt2, 0, sizeof(acpi_header_t));
acpi_create_serialio_ssdt(ssdt2);
if (ssdt2->length) {
current += ssdt2->length;
acpi_add_table(rsdp, ssdt2);
printk(BIOS_DEBUG, "ACPI: * SSDT2 @ %p Length %x\n",ssdt2,
ssdt2->length);
current = acpi_align_current(current);
} else {
ssdt2 = NULL;
printk(BIOS_DEBUG, "ACPI: * SSDT2 not generated.\n");
}
printk(BIOS_DEBUG, "current = %lx\n", current);
return current;
}
unsigned long mainboard_write_acpi_tables(device_t dev, unsigned long start, acpi_rsdp_t *rsdp)
{
unsigned long current;
acpi_header_t *ssdtx;
const void *p;
size_t p_size;
int i;
get_bus_conf(); /* it will get sblk, pci1234, hcdn, and sbdn */
/* Align ACPI tables to 16 bytes */
start = ALIGN(start, 16);
current = start;
/* same htio, but different position? We may have to copy, change HCIN, and recalculate the checknum and add_table */
for(i = 1; i < sysconf.hc_possible_num; i++) { /* 0: is hc sblink */
const char *file_name;
if((sysconf.pci1234[i] & 1) != 1 ) continue;
u8 c;
if(i < 7) {
c = (u8) ('4' + i - 1);
}
else {
c = (u8) ('A' + i - 1 - 6);
}
current = ALIGN(current, 8);
printk(BIOS_DEBUG, "ACPI: * SSDT for PCI%c Aka hcid = %d\n", c, sysconf.hcid[i]); /* pci0 and pci1 are in dsdt */
ssdtx = (acpi_header_t *)current;
switch(sysconf.hcid[i]) {
case 1: /* 8132 */
file_name = CONFIG_CBFS_PREFIX "/ssdt2.aml";
break;
case 2: /* 8151 */
file_name = CONFIG_CBFS_PREFIX "/ssdt3.aml";
break;
case 3: /* 8131 */
file_name = CONFIG_CBFS_PREFIX "/ssdt4.aml";
break;
default:
continue;
}
p = cbfs_boot_map_with_leak(
file_name,
CBFS_TYPE_RAW, &p_size);
if (!p || p_size < sizeof(acpi_header_t))
continue;
memcpy(ssdtx, p, sizeof(acpi_header_t));
current += ssdtx->length;
memcpy(ssdtx, p, ssdtx->length);
update_ssdtx((void *)ssdtx, i);
ssdtx->checksum = 0;
ssdtx->checksum = acpi_checksum((u8 *)ssdtx, ssdtx->length);
acpi_add_table(rsdp, ssdtx);
}
return current;
}
unsigned long mainboard_write_acpi_tables(struct device *device,
unsigned long current,
acpi_rsdp_t *rsdp)
{
acpi_header_t *ssdtx;
const void *p;
size_t p_size;
int i;
/* same htio, but different possition? We may have to copy,
* change HCIN, and recalculate the checknum and add_table
*/
for (i = 1; i < sysconf.hc_possible_num; i++) { /* 0: is hc sblink */
const char *file_name;
if ((sysconf.pci1234[i] & 1) != 1)
continue;
u8 c;
if (i < 7) {
c = (u8) ('4' + i - 1);
}
else {
c = (u8) ('A' + i - 1 - 6);
}
current = ALIGN(current, 8);
printk(BIOS_DEBUG, "ACPI: * SSDT for PCI%c at %lx\n", c, current); /* pci0 and pci1 are in dsdt */
ssdtx = (acpi_header_t *)current;
switch (sysconf.hcid[i]) {
case 1:
file_name = CONFIG_CBFS_PREFIX "/ssdt2.aml";
break;
case 2:
file_name = CONFIG_CBFS_PREFIX "/ssdt3.aml";
break;
case 3: /* 8131 */
file_name = CONFIG_CBFS_PREFIX "/ssdt4.aml";
break;
default:
/* HTX no io apic */
file_name = CONFIG_CBFS_PREFIX "/ssdt5.aml";
}
p = cbfs_boot_map_with_leak(
file_name,
CBFS_TYPE_RAW, &p_size);
if (!p || p_size < sizeof(acpi_header_t))
continue;
memcpy(ssdtx, p, sizeof(acpi_header_t));
current += ssdtx->length;
memcpy(ssdtx, p, ssdtx->length);
update_ssdtx((void *)ssdtx, i);
ssdtx->checksum = 0;
ssdtx->checksum = acpi_checksum((u8 *)ssdtx, ssdtx->length);
acpi_add_table(rsdp, ssdtx);
}
return current;
}
unsigned long write_acpi_tables(unsigned long start)
{
unsigned long current;
acpi_rsdp_t *rsdp;
acpi_rsdt_t *rsdt;
acpi_fadt_t *fadt;
acpi_facs_t *facs;
acpi_header_t *dsdt;
/* Align ACPI tables to 16byte */
start = ALIGN(start, 16);
current = start;
printk(BIOS_INFO, "ACPI: Writing ACPI tables at %lx...\n", start);
/* We need at least an RSDP and an RSDT Table */
rsdp = (acpi_rsdp_t *) current;
current += sizeof(acpi_rsdp_t);
rsdt = (acpi_rsdt_t *) current;
current += sizeof(acpi_rsdt_t);
/* clear all table memory */
memset((void *)start, 0, current - start);
acpi_write_rsdp(rsdp, rsdt, NULL);
acpi_write_rsdt(rsdt);
/*
* We explicitly add these tables later on:
*/
printk(BIOS_DEBUG, "ACPI: * FACS\n");
facs = (acpi_facs_t *) current;
current += sizeof(acpi_facs_t);
acpi_create_facs(facs);
dsdt = (acpi_header_t *)current;
memcpy(dsdt, &AmlCode, sizeof(acpi_header_t));
current += dsdt->length;
memcpy(dsdt, &AmlCode, dsdt->length);
dsdt->checksum = 0; // don't trust intel iasl compiler to get this right
dsdt->checksum = acpi_checksum((u8*)dsdt, dsdt->length);
printk(BIOS_DEBUG, "ACPI: * DSDT @ %p Length %x\n",dsdt,dsdt->length);
printk(BIOS_DEBUG, "ACPI: * FADT\n");
fadt = (acpi_fadt_t *) current;
current += sizeof(acpi_fadt_t);
acpi_create_fadt(fadt,facs,dsdt);
acpi_add_table(rsdp,fadt);
printk(BIOS_INFO, "ACPI: done.\n");
return current;
}
static unsigned long mainboard_write_acpi_tables(
device_t device, unsigned long current, acpi_rsdp_t *rsdp)
{
uintptr_t start_addr;
uintptr_t end_addr;
struct nhlt *nhlt;
const char *oem_id = NULL;
const char *oem_table_id = NULL;
start_addr = current;
nhlt = nhlt_init();
if (nhlt == NULL)
return start_addr;
/* 2 Channel DMIC array. */
if (nhlt_soc_add_dmic_array(nhlt, 2))
printk(BIOS_ERR, "Couldn't add 2CH DMIC array.\n");
/* 4 Channel DMIC array. */
if (nhlt_soc_add_dmic_array(nhlt, 4))
printk(BIOS_ERR, "Couldn't add 4CH DMIC arrays.\n");
if (select_audio_codec()) {
/* ADI Smart Amps for left and right. */
if (nhlt_soc_add_ssm4567(nhlt, AUDIO_LINK_SSP0))
printk(BIOS_ERR, "Couldn't add ssm4567.\n");
} else {
/* MAXIM Smart Amps for left and right. */
if (nhlt_soc_add_max98357(nhlt, AUDIO_LINK_SSP0))
printk(BIOS_ERR, "Couldn't add max98357.\n");
oem_id = oem_id_maxim;
oem_table_id = oem_table_id_maxim;
}
/* NAU88l25 Headset codec. */
if (nhlt_soc_add_nau88l25(nhlt, AUDIO_LINK_SSP1))
printk(BIOS_ERR, "Couldn't add headset codec.\n");
end_addr = nhlt_soc_serialize_oem_overrides(nhlt, start_addr,
oem_id, oem_table_id);
if (end_addr != start_addr)
acpi_add_table(rsdp, (void *)start_addr);
return end_addr;
}
unsigned long acpi_write_hpet(unsigned long current, acpi_rsdp_t *rsdp)
{
acpi_hpet_t *hpet;
/*
* We explicitly add these tables later on:
*/
printk(BIOS_DEBUG, "ACPI: * HPET\n");
hpet = (acpi_hpet_t *) current;
current += sizeof(acpi_hpet_t);
current = ALIGN(current, 16);
acpi_create_hpet(hpet);
acpi_add_table(rsdp, hpet);
return current;
}
static void nvdimm_build_nfit(GSList *device_list, GArray *table_offsets,
GArray *table_data, GArray *linker)
{
GArray *structures = nvdimm_build_device_structure(device_list);
void *header;
acpi_add_table(table_offsets, table_data);
/* NFIT header. */
header = acpi_data_push(table_data, sizeof(NvdimmNfitHeader));
/* NVDIMM device structures. */
g_array_append_vals(table_data, structures->data, structures->len);
build_header(linker, table_data, header, "NFIT",
sizeof(NvdimmNfitHeader) + structures->len, 1, NULL);
g_array_free(structures, true);
}
static void nvdimm_build_nfit(AcpiNVDIMMState *state, GArray *table_offsets,
GArray *table_data, BIOSLinker *linker)
{
NvdimmFitBuffer *fit_buf = &state->fit_buf;
unsigned int header;
acpi_add_table(table_offsets, table_data);
/* NFIT header. */
header = table_data->len;
acpi_data_push(table_data, sizeof(NvdimmNfitHeader));
/* NVDIMM device structures. */
g_array_append_vals(table_data, fit_buf->fit->data, fit_buf->fit->len);
build_header(linker, table_data,
(void *)(table_data->data + header), "NFIT",
sizeof(NvdimmNfitHeader) + fit_buf->fit->len, 1, NULL, NULL);
}
static void nvdimm_build_ssdt(GSList *device_list, GArray *table_offsets,
GArray *table_data, GArray *linker)
{
Aml *ssdt, *sb_scope, *dev;
acpi_add_table(table_offsets, table_data);
ssdt = init_aml_allocator();
acpi_data_push(ssdt->buf, sizeof(AcpiTableHeader));
sb_scope = aml_scope("\\_SB");
dev = aml_device("NVDR");
/*
* ACPI 6.0: 9.20 NVDIMM Devices:
*
* The ACPI Name Space device uses _HID of ACPI0012 to identify the root
* NVDIMM interface device. Platform firmware is required to contain one
* such device in _SB scope if NVDIMMs support is exposed by platform to
* OSPM.
* For each NVDIMM present or intended to be supported by platform,
* platform firmware also exposes an ACPI Namespace Device under the
* root device.
*/
aml_append(dev, aml_name_decl("_HID", aml_string("ACPI0012")));
nvdimm_build_common_dsm(dev);
nvdimm_build_device_dsm(dev);
nvdimm_build_nvdimm_devices(device_list, dev);
aml_append(sb_scope, dev);
aml_append(ssdt, sb_scope);
/* copy AML table into ACPI tables blob and patch header there */
g_array_append_vals(table_data, ssdt->buf->data, ssdt->buf->len);
build_header(linker, table_data,
(void *)(table_data->data + table_data->len - ssdt->buf->len),
"SSDT", ssdt->buf->len, 1, "NVDIMM");
free_aml_allocator();
}
unsigned long northbridge_write_acpi_tables(struct device *const dev,
unsigned long current,
struct acpi_rsdp *const rsdp)
{
const u32 capid0_a = pci_read_config32(dev, 0xe4);
if (capid0_a & (1 << 23))
return current;
printk(BIOS_DEBUG, "ACPI: * DMAR\n");
acpi_dmar_t *const dmar = (acpi_dmar_t *)current;
acpi_create_dmar(dmar, DMAR_INTR_REMAP, acpi_fill_dmar);
current += dmar->header.length;
current = acpi_align_current(current);
acpi_add_table(rsdp, dmar);
current = acpi_align_current(current);
printk(BIOS_DEBUG, "current = %lx\n", current);
return current;
}
unsigned long mainboard_write_acpi_tables(device_t device,
unsigned long start,
acpi_rsdp_t *rsdp)
{
unsigned long current;
acpi_header_t *ecdt;
current = start;
/* Align ACPI tables to 16byte */
current = acpi_align_current(current);
printk(BIOS_DEBUG, "ACPI: * ECDT\n");
ecdt = (acpi_header_t *)current;
current += acpi_create_ecdt((acpi_ecdt_t *)current);
current = acpi_align_current(current);
acpi_add_table(rsdp, ecdt);
printk(BIOS_DEBUG, "current = %lx\n", current);
return current;
}
unsigned long northbridge_write_acpi_tables(device_t device,
unsigned long start,
struct acpi_rsdp *rsdp)
{
unsigned long current;
acpi_dmar_t *dmar;
current = start;
printk(BIOS_DEBUG, "ACPI: * DMAR\n");
dmar = (acpi_dmar_t *) current;
acpi_create_dmar(dmar, 0, acpi_fill_dmar);
current += dmar->header.length;
ALIGN_CURRENT;
acpi_add_table(rsdp, dmar);
ALIGN_CURRENT;
printk(BIOS_DEBUG, "current = %lx\n", current);
return current;
}
unsigned long write_acpi_tables(unsigned long start)
{
unsigned long current;
acpi_rsdp_t *rsdp;
acpi_rsdt_t *rsdt;
acpi_xsdt_t *xsdt;
acpi_hpet_t *hpet;
acpi_madt_t *madt;
acpi_mcfg_t *mcfg;
acpi_fadt_t *fadt;
acpi_facs_t *facs;
#if CONFIG_HAVE_ACPI_SLIC
acpi_header_t *slic;
#endif
acpi_header_t *ssdt;
acpi_header_t *dsdt;
current = fw_cfg_acpi_tables(start);
if (current)
return current;
current = start;
/* Align ACPI tables to 16byte */
ALIGN_CURRENT;
printk(BIOS_INFO, "ACPI: Writing ACPI tables at %lx.\n", start);
/* We need at least an RSDP and an RSDT Table */
rsdp = (acpi_rsdp_t *) current;
current += sizeof(acpi_rsdp_t);
ALIGN_CURRENT;
rsdt = (acpi_rsdt_t *) current;
current += sizeof(acpi_rsdt_t);
ALIGN_CURRENT;
xsdt = (acpi_xsdt_t *) current;
current += sizeof(acpi_xsdt_t);
ALIGN_CURRENT;
/* clear all table memory */
memset((void *) start, 0, current - start);
acpi_write_rsdp(rsdp, rsdt, xsdt);
acpi_write_rsdt(rsdt);
acpi_write_xsdt(xsdt);
/*
* We explicitly add these tables later on:
*/
printk(BIOS_DEBUG, "ACPI: * HPET\n");
hpet = (acpi_hpet_t *) current;
current += sizeof(acpi_hpet_t);
ALIGN_CURRENT;
acpi_create_hpet(hpet);
acpi_add_table(rsdp, hpet);
/* If we want to use HPET Timers Linux wants an MADT */
printk(BIOS_DEBUG, "ACPI: * MADT\n");
madt = (acpi_madt_t *) current;
acpi_create_madt(madt);
current += madt->header.length;
ALIGN_CURRENT;
acpi_add_table(rsdp, madt);
printk(BIOS_DEBUG, "ACPI: * MCFG\n");
mcfg = (acpi_mcfg_t *) current;
acpi_create_mcfg(mcfg);
current += mcfg->header.length;
ALIGN_CURRENT;
acpi_add_table(rsdp, mcfg);
printk(BIOS_DEBUG, "ACPI: * FACS\n");
facs = (acpi_facs_t *) current;
current += sizeof(acpi_facs_t);
ALIGN_CURRENT;
acpi_create_facs(facs);
dsdt = (acpi_header_t *) current;
memcpy(dsdt, &AmlCode, sizeof(acpi_header_t));
current += dsdt->length;
memcpy(dsdt, &AmlCode, dsdt->length);
ALIGN_CURRENT;
/* We patched up the DSDT, so we need to recalculate the checksum */
dsdt->checksum = 0;
dsdt->checksum = acpi_checksum((void *)dsdt, dsdt->length);
printk(BIOS_DEBUG, "ACPI: * DSDT @ %p Length %x\n", dsdt,
dsdt->length);
#if CONFIG_HAVE_ACPI_SLIC
printk(BIOS_DEBUG, "ACPI: * SLIC\n");
slic = (acpi_header_t *)current;
current += acpi_create_slic(current);
ALIGN_CURRENT;
acpi_add_table(rsdp, slic);
#endif
printk(BIOS_DEBUG, "ACPI: * FADT\n");
fadt = (acpi_fadt_t *) current;
current += sizeof(acpi_fadt_t);
ALIGN_CURRENT;
acpi_create_fadt(fadt, facs, dsdt);
acpi_add_table(rsdp, fadt);
printk(BIOS_DEBUG, "ACPI: * SSDT\n");
ssdt = (acpi_header_t *)current;
acpi_create_ssdt_generator(ssdt, ACPI_TABLE_CREATOR);
current += ssdt->length;
acpi_add_table(rsdp, ssdt);
ALIGN_CURRENT;
printk(BIOS_DEBUG, "current = %lx\n", current);
printk(BIOS_INFO, "ACPI: done.\n");
return current;
}
unsigned long write_acpi_tables(unsigned long start)
{
unsigned long current;
acpi_rsdp_t *rsdp;
acpi_rsdt_t *rsdt;
acpi_hpet_t *hpet;
acpi_madt_t *madt;
acpi_srat_t *srat;
acpi_slit_t *slit;
acpi_fadt_t *fadt;
acpi_facs_t *facs;
acpi_header_t *dsdt;
acpi_header_t *ssdt;
acpi_header_t *alib;
acpi_header_t *ivrs;
acpi_hest_t *hest;
get_bus_conf(); /* it will get sblk, pci1234, hcdn, and sbdn */
/* Align ACPI tables to 16 bytes */
start = ALIGN(start, 16);
current = start;
printk(BIOS_INFO, "ACPI: Writing ACPI tables at %lx...\n", start);
/* We need at least an RSDP and an RSDT Table */
rsdp = (acpi_rsdp_t *) current;
current += sizeof(acpi_rsdp_t);
rsdt = (acpi_rsdt_t *) current;
current += sizeof(acpi_rsdt_t);
/* clear all table memory */
memset((void *)start, 0, current - start);
acpi_write_rsdp(rsdp, rsdt, NULL);
acpi_write_rsdt(rsdt);
/* DSDT */
current = ALIGN(current, 8);
printk(BIOS_DEBUG, "ACPI: * DSDT at %lx\n", current);
dsdt = (acpi_header_t *)current; /* it will used by fadt */
memcpy(dsdt, &AmlCode, sizeof(acpi_header_t));
current += dsdt->length;
memcpy(dsdt, &AmlCode, dsdt->length);
printk(BIOS_DEBUG, "ACPI: * DSDT @ %p Length %x\n",dsdt,dsdt->length);
/* FACS */ /* it needs 64 bit alignment */
current = ALIGN(current, 8);
printk(BIOS_DEBUG, "ACPI: * FACS at %lx\n", current);
facs = (acpi_facs_t *) current; /* it will be used by fadt */
current += sizeof(acpi_facs_t);
acpi_create_facs(facs);
/* FADT */
current = ALIGN(current, 8);
printk(BIOS_DEBUG, "ACPI: * FADT at %lx\n", current);
fadt = (acpi_fadt_t *) current;
current += sizeof(acpi_fadt_t);
acpi_create_fadt(fadt, facs, dsdt);
acpi_add_table(rsdp, fadt);
/*
* We explicitly add these tables later on:
*/
current = ALIGN(current, 8);
printk(BIOS_DEBUG, "ACPI: * HPET at %lx\n", current);
hpet = (acpi_hpet_t *) current;
current += sizeof(acpi_hpet_t);
acpi_create_hpet(hpet);
acpi_add_table(rsdp, hpet);
/* If we want to use HPET Timers Linux wants an MADT */
current = ALIGN(current, 8);
printk(BIOS_DEBUG, "ACPI: * MADT at %lx\n",current);
madt = (acpi_madt_t *) current;
acpi_create_madt(madt);
current += madt->header.length;
acpi_add_table(rsdp, madt);
/* HEST */
current = ALIGN(current, 8);
hest = (acpi_hest_t *)current;
acpi_write_hest((void *)current);
acpi_add_table(rsdp, (void *)current);
current += ((acpi_header_t *)current)->length;
current = ALIGN(current, 8);
printk(BIOS_DEBUG, "ACPI: * IVRS at %lx\n", current);
ivrs = agesawrapper_getlateinitptr(PICK_IVRS);
if (ivrs != NULL) {
memcpy((void *)current, ivrs, ivrs->length);
ivrs = (acpi_header_t *) current;
current += ivrs->length;
acpi_add_table(rsdp, ivrs);
} else {
printk(BIOS_DEBUG, " AGESA IVRS table NULL. Skipping.\n");
}
/* SRAT */
current = ALIGN(current, 8);
printk(BIOS_DEBUG, "ACPI: * SRAT at %lx\n", current);
srat = (acpi_srat_t *) agesawrapper_getlateinitptr (PICK_SRAT);
if (srat != NULL) {
memcpy((void *)current, srat, srat->header.length);
srat = (acpi_srat_t *) current;
current += srat->header.length;
acpi_add_table(rsdp, srat);
} else {
printk(BIOS_DEBUG, " AGESA SRAT table NULL. Skipping.\n");
}
/* SLIT */
current = ALIGN(current, 8);
printk(BIOS_DEBUG, "ACPI: * SLIT at %lx\n", current);
slit = (acpi_slit_t *) agesawrapper_getlateinitptr (PICK_SLIT);
if (slit != NULL) {
memcpy((void *)current, slit, slit->header.length);
slit = (acpi_slit_t *) current;
current += slit->header.length;
acpi_add_table(rsdp, slit);
} else {
printk(BIOS_DEBUG, " AGESA SLIT table NULL. Skipping.\n");
}
/* ALIB */
current = ALIGN(current, 16);
printk(BIOS_DEBUG, "ACPI: * AGESA ALIB SSDT at %lx\n", current);
alib = (acpi_header_t *)agesawrapper_getlateinitptr (PICK_ALIB);
if (alib != NULL) {
memcpy((void *)current, alib, alib->length);
alib = (acpi_header_t *) current;
current += alib->length;
acpi_add_table(rsdp, (void *)alib);
}
else {
printk(BIOS_DEBUG, " AGESA ALIB SSDT table NULL. Skipping.\n");
}
/* this pstate ssdt may cause Blue Screen: Fixed: Keep this comment for a while. */
/* SSDT */
current = ALIGN(current, 16);
printk(BIOS_DEBUG, "ACPI: * SSDT at %lx\n", current);
ssdt = (acpi_header_t *)agesawrapper_getlateinitptr (PICK_PSTATE);
if (ssdt != NULL) {
memcpy((void *)current, ssdt, ssdt->length);
ssdt = (acpi_header_t *) current;
current += ssdt->length;
}
else {
printk(BIOS_DEBUG, " AGESA PState table NULL. Skipping.\n");
}
acpi_add_table(rsdp,ssdt);
printk(BIOS_DEBUG, "ACPI: * SSDT for PState at %lx\n", current);
printk(BIOS_DEBUG, "ACPI: * SSDT\n");
ssdt = (acpi_header_t *)current;
acpi_create_ssdt_generator(ssdt, ACPI_TABLE_CREATOR);
current += ssdt->length;
acpi_add_table(rsdp, ssdt);
#if DUMP_ACPI_TABLES == 1
printk(BIOS_DEBUG, "rsdp\n");
dump_mem(rsdp, ((void *)rsdp) + sizeof(acpi_rsdp_t));
printk(BIOS_DEBUG, "rsdt\n");
dump_mem(rsdt, ((void *)rsdt) + sizeof(acpi_rsdt_t));
printk(BIOS_DEBUG, "madt\n");
dump_mem(madt, ((void *)madt) + madt->header.length);
printk(BIOS_DEBUG, "srat\n");
dump_mem(srat, ((void *)srat) + srat->header.length);
printk(BIOS_DEBUG, "slit\n");
dump_mem(slit, ((void *)slit) + slit->header.length);
printk(BIOS_DEBUG, "ssdt\n");
dump_mem(ssdt, ((void *)ssdt) + ssdt->length);
printk(BIOS_DEBUG, "fadt\n");
dump_mem(fadt, ((void *)fadt) + fadt->header.length);
printk(BIOS_DEBUG, "hest\n");
dump_mem(hest, ((void *)hest) + hest->header.length);
#endif
printk(BIOS_INFO, "ACPI: done.\n");
return current;
}
unsigned long write_acpi_tables(unsigned long start)
{
unsigned long current;
acpi_rsdp_t *rsdp;
acpi_rsdt_t *rsdt;
acpi_xsdt_t *xsdt;
acpi_fadt_t *fadt;
acpi_facs_t *facs;
#if CONFIG_HAVE_ACPI_SLIC
acpi_header_t *slic;
#endif
acpi_header_t *ssdt;
acpi_header_t *dsdt;
acpi_mcfg_t *mcfg;
acpi_madt_t *madt;
device_t dev;
current = start;
/* Align ACPI tables to 16byte */
ALIGN_CURRENT;
printk(BIOS_INFO, "ACPI: Writing ACPI tables at %lx.\n", start);
/* We need at least an RSDP and an RSDT Table */
rsdp = (acpi_rsdp_t *) current;
current += sizeof(acpi_rsdp_t);
ALIGN_CURRENT;
rsdt = (acpi_rsdt_t *) current;
current += sizeof(acpi_rsdt_t);
ALIGN_CURRENT;
xsdt = (acpi_xsdt_t *) current;
current += sizeof(acpi_xsdt_t);
ALIGN_CURRENT;
/* clear all table memory */
memset((void *) start, 0, current - start);
acpi_write_rsdp(rsdp, rsdt, xsdt);
acpi_write_rsdt(rsdt);
acpi_write_xsdt(xsdt);
printk(BIOS_DEBUG, "ACPI: * FACS\n");
facs = (acpi_facs_t *) current;
current += sizeof(acpi_facs_t);
ALIGN_CURRENT;
acpi_create_facs(facs);
printk(BIOS_DEBUG, "ACPI: * DSDT\n");
dsdt = (acpi_header_t *) current;
memcpy(dsdt, &AmlCode, sizeof(acpi_header_t));
if (dsdt->length >= sizeof(acpi_header_t)) {
current += sizeof(acpi_header_t);
acpigen_set_current((char *) current);
for (dev = all_devices; dev; dev = dev->next)
if (dev->ops && dev->ops->acpi_inject_dsdt_generator) {
dev->ops->acpi_inject_dsdt_generator();
}
current = (unsigned long) acpigen_get_current();
memcpy((char *)current,
(char *)&AmlCode + sizeof(acpi_header_t),
dsdt->length - sizeof(acpi_header_t));
current += dsdt->length - sizeof(acpi_header_t);
/* (Re)calculate length and checksum. */
dsdt->length = current - (unsigned long)dsdt;
dsdt->checksum = 0;
dsdt->checksum = acpi_checksum((void *)dsdt, dsdt->length);
}
ALIGN_CURRENT;
printk(BIOS_DEBUG, "ACPI: * FADT\n");
fadt = (acpi_fadt_t *) current;
current += sizeof(acpi_fadt_t);
ALIGN_CURRENT;
acpi_create_fadt(fadt, facs, dsdt);
acpi_add_table(rsdp, fadt);
#if CONFIG_HAVE_ACPI_SLIC
printk(BIOS_DEBUG, "ACPI: * SLIC\n");
slic = (acpi_header_t *)current;
current += acpi_create_slic(current);
ALIGN_CURRENT;
acpi_add_table(rsdp, slic);
#endif
printk(BIOS_DEBUG, "ACPI: * SSDT\n");
ssdt = (acpi_header_t *)current;
acpi_create_ssdt_generator(ssdt, ACPI_TABLE_CREATOR);
if (ssdt->length > sizeof(acpi_header_t)) {
current += ssdt->length;
acpi_add_table(rsdp, ssdt);
ALIGN_CURRENT;
}
printk(BIOS_DEBUG, "ACPI: * MCFG\n");
mcfg = (acpi_mcfg_t *) current;
acpi_create_mcfg(mcfg);
if (mcfg->header.length > sizeof(acpi_mcfg_t)) {
current += mcfg->header.length;
ALIGN_CURRENT;
acpi_add_table(rsdp, mcfg);
}
printk(BIOS_DEBUG, "ACPI: * MADT\n");
madt = (acpi_madt_t *) current;
acpi_create_madt(madt);
if (madt->header.length > sizeof(acpi_madt_t)) {
current+=madt->header.length;
acpi_add_table(rsdp,madt);
}
ALIGN_CURRENT;
printk(BIOS_DEBUG, "current = %lx\n", current);
for (dev = all_devices; dev; dev = dev->next) {
if (dev->ops && dev->ops->write_acpi_tables) {
current = dev->ops->write_acpi_tables(current, rsdp);
ALIGN_CURRENT;
}
}
printk(BIOS_INFO, "ACPI: done.\n");
return current;
}
unsigned long write_acpi_tables(unsigned long start)
{
unsigned long current;
acpi_rsdp_t *rsdp;
acpi_rsdt_t *rsdt;
acpi_hpet_t *hpet;
acpi_madt_t *madt;
acpi_fadt_t *fadt;
acpi_facs_t *facs;
acpi_header_t *dsdt;
#if 0
acpi_header_t *ssdt;
#endif
/* Align ACPI tables to 16 byte. */
start = (start + 0x0f) & -0x10;
current = start;
printk(BIOS_INFO, "ACPI: Writing ACPI tables at %lx...\n", start);
/* We need at least an RSDP and an RSDT table. */
rsdp = (acpi_rsdp_t *) current;
current += sizeof(acpi_rsdp_t);
rsdt = (acpi_rsdt_t *) current;
current += sizeof(acpi_rsdt_t);
/* Clear all table memory. */
memset((void *)start, 0, current - start);
acpi_write_rsdp(rsdp, rsdt, NULL);
acpi_write_rsdt(rsdt);
/* We explicitly add these tables later on: */
printk(BIOS_DEBUG, "ACPI: * FACS\n");
current = ALIGN(current, 64);
facs = (acpi_facs_t *) current;
current += sizeof(acpi_facs_t);
acpi_create_facs(facs);
printk(BIOS_DEBUG, "ACPI: * DSDT\n");
dsdt = (acpi_header_t *) current;
memcpy(dsdt, &AmlCode_dsdt, sizeof(acpi_header_t));
current += dsdt->length;
memcpy(dsdt, &AmlCode_dsdt, dsdt->length);
dsdt->checksum = 0; /* Don't trust iasl to get this right. */
dsdt->checksum = acpi_checksum((u8*)dsdt, dsdt->length);
printk(BIOS_DEBUG, "ACPI: * DSDT @ %p Length %x\n", dsdt, dsdt->length);
printk(BIOS_DEBUG, "ACPI: * FADT\n");
fadt = (acpi_fadt_t *) current;
current += sizeof(acpi_fadt_t);
acpi_create_fadt(fadt, facs, dsdt);
acpi_add_table(rsdp, fadt);
/* If we want to use HPET timers Linux wants it in MADT. */
printk(BIOS_DEBUG, "ACPI: * MADT\n");
madt = (acpi_madt_t *) current;
acpi_create_madt(madt);
current += madt->header.length;
acpi_add_table(rsdp, madt);
/* NO MCFG in VX855, no PCI-E. */
printk(BIOS_DEBUG, "ACPI: * HPET\n");
hpet = (acpi_hpet_t *) current;
acpi_create_hpet(hpet);
current += hpet->header.length;
acpi_add_table(rsdp, hpet);
#if 0
printk(BIOS_DEBUG, "ACPI: * SSDT\n");
ssdt = (acpi_header_t *) current;
memcpy(ssdt, &AmlCode_ssdt, sizeof(acpi_header_t));
current += ssdt->length;
memcpy(ssdt, &AmlCode_ssdt, ssdt->length);
ssdt->checksum = 0; /* Don't trust iasl to get this right. */
ssdt->checksum = acpi_checksum((u8*)ssdt, ssdt->length);
acpi_add_table(rsdp, ssdt);
printk(BIOS_DEBUG, "ACPI: * SSDT @ %08x Length %x\n", ssdt, ssdt->length);
#endif
printk(BIOS_INFO, "ACPI: done.\n");
return current;
}
unsigned long write_acpi_tables(unsigned long start)
{
unsigned long current;
int i;
acpi_rsdp_t *rsdp;
acpi_rsdt_t *rsdt;
acpi_xsdt_t *xsdt;
acpi_hpet_t *hpet;
acpi_madt_t *madt;
acpi_mcfg_t *mcfg;
acpi_fadt_t *fadt;
acpi_facs_t *facs;
#if CONFIG_HAVE_ACPI_SLIC
acpi_header_t *slic;
#endif
acpi_header_t *ssdt;
acpi_header_t *dsdt;
void *gnvs;
current = start;
/* Align ACPI tables to 16byte */
ALIGN_CURRENT;
printk(BIOS_INFO, "ACPI: Writing ACPI tables at %lx.\n", start);
/* We need at least an RSDP and an RSDT Table */
rsdp = (acpi_rsdp_t *) current;
current += sizeof(acpi_rsdp_t);
ALIGN_CURRENT;
rsdt = (acpi_rsdt_t *) current;
current += sizeof(acpi_rsdt_t);
ALIGN_CURRENT;
xsdt = (acpi_xsdt_t *) current;
current += sizeof(acpi_xsdt_t);
ALIGN_CURRENT;
/* clear all table memory */
memset((void *) start, 0, current - start);
acpi_write_rsdp(rsdp, rsdt, xsdt);
acpi_write_rsdt(rsdt);
acpi_write_xsdt(xsdt);
/*
* We explicitly add these tables later on:
*/
printk(BIOS_DEBUG, "ACPI: * HPET\n");
hpet = (acpi_hpet_t *) current;
current += sizeof(acpi_hpet_t);
ALIGN_CURRENT;
acpi_create_intel_hpet(hpet);
acpi_add_table(rsdp, hpet);
/* If we want to use HPET Timers Linux wants an MADT */
printk(BIOS_DEBUG, "ACPI: * MADT\n");
madt = (acpi_madt_t *) current;
acpi_create_madt(madt);
current += madt->header.length;
ALIGN_CURRENT;
acpi_add_table(rsdp, madt);
printk(BIOS_DEBUG, "ACPI: * MCFG\n");
mcfg = (acpi_mcfg_t *) current;
acpi_create_mcfg(mcfg);
current += mcfg->header.length;
ALIGN_CURRENT;
acpi_add_table(rsdp, mcfg);
printk(BIOS_DEBUG, "ACPI: * FACS\n");
facs = (acpi_facs_t *) current;
current += sizeof(acpi_facs_t);
ALIGN_CURRENT;
acpi_create_facs(facs);
dsdt = (acpi_header_t *) current;
memcpy(dsdt, &AmlCode, sizeof(acpi_header_t));
current += dsdt->length;
memcpy(dsdt, &AmlCode, dsdt->length);
/* Fix up global NVS region for SMI handler. The GNVS region lives
* in the (high) table area. The low memory map looks like this:
*
* 0x00000000 - 0x000003ff Real Mode IVT
* 0x00000020 - 0x0000019c Low MP Table (XXX conflict?)
* 0x00000400 - 0x000004ff BDA (somewhat unused)
* 0x00000500 - 0x0000052f Moved GDT
* 0x00000530 - 0x00000b64 coreboot table
* 0x0007c000 - 0x0007dfff OS boot sector (unused?)
* 0x0007e000 - 0x0007ffff free to use (so no good for acpi+smi)
* 0x00080000 - 0x0009fbff usable ram
* 0x0009fc00 - 0x0009ffff EBDA (unused?)
* 0x000a0000 - 0x000bffff VGA memory
* 0x000c0000 - 0x000cffff VGA option rom
* 0x000d0000 - 0x000dffff free for other option roms?
* 0x000e0000 - 0x000fffff SeaBIOS? (conflict with low tables:)
* 0x000f0000 - 0x000f03ff PIRQ table
* 0x000f0400 - 0x000f66?? ACPI tables
* 0x000f66?? - 0x000f???? DMI tables
*/
ALIGN_CURRENT;
/* Pack GNVS into the ACPI table area */
for (i=0; i < dsdt->length; i++) {
if (*(u32*)(((u32)dsdt) + i) == 0xC0DEBABE) {
printk(BIOS_DEBUG, "ACPI: Patching up global NVS in DSDT at offset 0x%04x -> 0x%08x\n", i, (u32)current);
*(u32*)(((u32)dsdt) + i) = current; // 0x92 bytes
break;
}
}
/* And fill it */
acpi_create_gnvs((global_nvs_t *)current);
/* Keep pointer around */
gnvs = (void *)current;
current += 0x100;
ALIGN_CURRENT;
/* And tell SMI about it */
smm_setup_structures(gnvs, NULL, NULL);
/* We patched up the DSDT, so we need to recalculate the checksum */
dsdt->checksum = 0;
dsdt->checksum = acpi_checksum((void *)dsdt, dsdt->length);
printk(BIOS_DEBUG, "ACPI: * DSDT @ %p Length %x\n", dsdt,
dsdt->length);
#if CONFIG_HAVE_ACPI_SLIC
printk(BIOS_DEBUG, "ACPI: * SLIC\n");
slic = (acpi_header_t *)current;
current += acpi_create_slic(current);
ALIGN_CURRENT;
acpi_add_table(rsdp, slic);
#endif
printk(BIOS_DEBUG, "ACPI: * FADT\n");
fadt = (acpi_fadt_t *) current;
current += sizeof(acpi_fadt_t);
ALIGN_CURRENT;
acpi_create_fadt(fadt, facs, dsdt);
acpi_add_table(rsdp, fadt);
printk(BIOS_DEBUG, "ACPI: * SSDT\n");
ssdt = (acpi_header_t *)current;
acpi_create_ssdt_generator(ssdt, "COREBOOT");
current += ssdt->length;
acpi_add_table(rsdp, ssdt);
ALIGN_CURRENT;
printk(BIOS_DEBUG, "current = %lx\n", current);
printk(BIOS_DEBUG, "ACPI: * DMI (Linux workaround)\n");
memcpy((void *)0xfff80, dmi_table, DMI_TABLE_SIZE);
#if CONFIG_WRITE_HIGH_TABLES == 1
memcpy((void *)current, dmi_table, DMI_TABLE_SIZE);
current += DMI_TABLE_SIZE;
ALIGN_CURRENT;
#endif
printk(BIOS_INFO, "ACPI: done.\n");
/* Enable Dummy DCC ON# for DVI */
printk(BIOS_DEBUG, "Laptop handling...\n");
outb(inb(0x60f) & ~(1 << 5), 0x60f);
return current;
}
unsigned long write_acpi_tables(unsigned long start)
{
unsigned long current;
acpi_rsdp_t *rsdp;
acpi_rsdt_t *rsdt;
acpi_hpet_t *hpet;
acpi_madt_t *madt;
acpi_fadt_t *fadt;
acpi_facs_t *facs;
acpi_header_t *dsdt;
acpi_header_t *ssdt;
get_bus_conf(); /* it will get sblk, pci1234, hcdn, and sbdn */
/* Align ACPI tables to 16byte */
start = (start + 0x0f) & -0x10;
current = start;
printk(BIOS_INFO, "ACPI: Writing ACPI tables at %lx...\n", start);
/* We need at least an RSDP and an RSDT Table */
rsdp = (acpi_rsdp_t *) current;
current += sizeof(acpi_rsdp_t);
rsdt = (acpi_rsdt_t *) current;
current += sizeof(acpi_rsdt_t);
/* clear all table memory */
memset((void *)start, 0, current - start);
acpi_write_rsdp(rsdp, rsdt, NULL);
acpi_write_rsdt(rsdt);
/* FACS */
printk(BIOS_DEBUG, "ACPI: * FACS\n");
facs = (acpi_facs_t *) current;
current += sizeof(acpi_facs_t);
acpi_create_facs(facs);
/* DSDT */
printk(BIOS_DEBUG, "ACPI: * DSDT\n");
dsdt = (acpi_header_t *)current;
memcpy(dsdt, &AmlCode, sizeof(acpi_header_t));
current += dsdt->length;
memcpy(dsdt, &AmlCode, dsdt->length);
printk(BIOS_DEBUG, "ACPI: * DSDT @ %p Length %x\n", dsdt, dsdt->length);
/* FADT */
printk(BIOS_DEBUG, "ACPI: * FADT\n");
fadt = (acpi_fadt_t *) current;
current += sizeof(acpi_fadt_t);
acpi_create_fadt(fadt, facs, dsdt);
acpi_add_table(rsdp, fadt);
/*
* We explicitly add these tables later on:
*/
/* If we want to use HPET Timers Linux wants an MADT */
printk(BIOS_DEBUG, "ACPI: * HPET\n");
hpet = (acpi_hpet_t *) current;
current += sizeof(acpi_hpet_t);
acpi_create_hpet(hpet);
acpi_add_table(rsdp, hpet);
printk(BIOS_DEBUG, "ACPI: * MADT\n");
madt = (acpi_madt_t *) current;
acpi_create_madt(madt);
current += madt->header.length;
acpi_add_table(rsdp, madt);
/* SSDT */
printk(BIOS_DEBUG, "ACPI: * SSDT\n");
ssdt = (acpi_header_t *)current;
acpi_create_ssdt_generator(ssdt, "DYNADATA");
current += ssdt->length;
acpi_add_table(rsdp, ssdt);
#if DUMP_ACPI_TABLES == 1
printk(BIOS_DEBUG, "rsdp\n");
dump_mem(rsdp, ((void *)rsdp) + sizeof(acpi_rsdp_t));
printk(BIOS_DEBUG, "rsdt\n");
dump_mem(rsdt, ((void *)rsdt) + sizeof(acpi_rsdt_t));
printk(BIOS_DEBUG, "madt\n");
dump_mem(madt, ((void *)madt) + madt->header.length);
printk(BIOS_DEBUG, "ssdt\n");
dump_mem(ssdt, ((void *)ssdt) + ssdt->length);
printk(BIOS_DEBUG, "fadt\n");
dump_mem(fadt, ((void *)fadt) + fadt->header.length);
#endif
printk(BIOS_INFO, "ACPI: done.\n");
return current;
}
unsigned long write_acpi_tables(unsigned long start)
{
unsigned long current;
int i;
acpi_rsdp_t *rsdp;
acpi_rsdt_t *rsdt;
acpi_xsdt_t *xsdt;
acpi_hpet_t *hpet;
acpi_madt_t *madt;
acpi_mcfg_t *mcfg;
acpi_fadt_t *fadt;
acpi_facs_t *facs;
#if CONFIG_HAVE_ACPI_SLIC
acpi_header_t *slic;
#endif
acpi_header_t *ssdt;
acpi_header_t *dsdt;
global_nvs_t *gnvs;
current = start;
/* Align ACPI tables to 16byte */
ALIGN_CURRENT;
printk(BIOS_INFO, "ACPI: Writing ACPI tables at %lx.\n", start);
/* We need at least an RSDP and an RSDT Table */
rsdp = (acpi_rsdp_t *) current;
current += sizeof(acpi_rsdp_t);
ALIGN_CURRENT;
rsdt = (acpi_rsdt_t *) current;
current += sizeof(acpi_rsdt_t);
ALIGN_CURRENT;
xsdt = (acpi_xsdt_t *) current;
current += sizeof(acpi_xsdt_t);
ALIGN_CURRENT;
/* clear all table memory */
memset((void *) start, 0, current - start);
acpi_write_rsdp(rsdp, rsdt, xsdt);
acpi_write_rsdt(rsdt);
acpi_write_xsdt(xsdt);
printk(BIOS_DEBUG, "ACPI: * FACS\n");
facs = (acpi_facs_t *) current;
current += sizeof(acpi_facs_t);
ALIGN_CURRENT;
acpi_create_facs(facs);
printk(BIOS_DEBUG, "ACPI: * DSDT\n");
dsdt = (acpi_header_t *) current;
memcpy(dsdt, &AmlCode, sizeof(acpi_header_t));
current += dsdt->length;
memcpy(dsdt, &AmlCode, dsdt->length);
ALIGN_CURRENT;
printk(BIOS_DEBUG, "ACPI: * FADT\n");
fadt = (acpi_fadt_t *) current;
current += sizeof(acpi_fadt_t);
ALIGN_CURRENT;
acpi_create_fadt(fadt, facs, dsdt);
acpi_add_table(rsdp, fadt);
/*
* We explicitly add these tables later on:
*/
printk(BIOS_DEBUG, "ACPI: * HPET\n");
hpet = (acpi_hpet_t *) current;
current += sizeof(acpi_hpet_t);
ALIGN_CURRENT;
acpi_create_intel_hpet(hpet);
acpi_add_table(rsdp, hpet);
/* If we want to use HPET Timers Linux wants an MADT */
printk(BIOS_DEBUG, "ACPI: * MADT\n");
madt = (acpi_madt_t *) current;
acpi_create_madt(madt);
current += madt->header.length;
ALIGN_CURRENT;
acpi_add_table(rsdp, madt);
printk(BIOS_DEBUG, "ACPI: * MCFG\n");
mcfg = (acpi_mcfg_t *) current;
acpi_create_mcfg(mcfg);
current += mcfg->header.length;
ALIGN_CURRENT;
acpi_add_table(rsdp, mcfg);
/* Update GNVS pointer into CBMEM */
gnvs = cbmem_find(CBMEM_ID_ACPI_GNVS);
if (!gnvs) {
printk(BIOS_DEBUG, "ACPI: Could not find CBMEM GNVS\n");
gnvs = (global_nvs_t *)current;
}
for (i=0; i < dsdt->length; i++) {
if (*(u32*)(((u32)dsdt) + i) == 0xC0DEBABE) {
printk(BIOS_DEBUG, "ACPI: Patching up global NVS in "
"DSDT at offset 0x%04x -> %p\n", i, gnvs);
*(u32*)(((u32)dsdt) + i) = (unsigned long)gnvs;
acpi_save_gnvs((unsigned long)gnvs);
break;
}
}
/* And fill it */
acpi_create_gnvs(gnvs);
/* And tell SMI about it */
smm_setup_structures(gnvs, NULL, NULL);
current += sizeof(global_nvs_t);
ALIGN_CURRENT;
/* We patched up the DSDT, so we need to recalculate the checksum */
dsdt->checksum = 0;
dsdt->checksum = acpi_checksum((void *)dsdt, dsdt->length);
printk(BIOS_DEBUG, "ACPI: * DSDT @ %p Length %x\n", dsdt,
dsdt->length);
#if CONFIG_HAVE_ACPI_SLIC
printk(BIOS_DEBUG, "ACPI: * SLIC\n");
slic = (acpi_header_t *)current;
current += acpi_create_slic(current);
ALIGN_CURRENT;
acpi_add_table(rsdp, slic);
#endif
printk(BIOS_DEBUG, "ACPI: * SSDT\n");
ssdt = (acpi_header_t *)current;
acpi_create_ssdt_generator(ssdt, ACPI_TABLE_CREATOR);
current += ssdt->length;
acpi_add_table(rsdp, ssdt);
ALIGN_CURRENT;
printk(BIOS_DEBUG, "ACPI: * SSDT2\n");
ssdt = (acpi_header_t *)current;
acpi_create_serialio_ssdt(ssdt);
current += ssdt->length;
acpi_add_table(rsdp, ssdt);
ALIGN_CURRENT;
printk(BIOS_DEBUG, "current = %lx\n", current);
printk(BIOS_INFO, "ACPI: done.\n");
return current;
}
unsigned long write_acpi_tables(unsigned long start)
{
unsigned long current;
int i;
acpi_rsdp_t *rsdp;
acpi_rsdt_t *rsdt;
acpi_hpet_t *hpet;
acpi_madt_t *madt;
acpi_mcfg_t *mcfg;
acpi_fadt_t *fadt;
acpi_facs_t *facs;
#if CONFIG_HAVE_ACPI_SLIC
acpi_header_t *slic;
#endif
acpi_header_t *ssdt;
acpi_header_t *dsdt;
current = start;
/* Align ACPI tables to 16byte */
ALIGN_CURRENT;
printk(BIOS_INFO, "ACPI: Writing ACPI tables at %lx.\n", start);
/* We need at least an RSDP and an RSDT Table */
rsdp = (acpi_rsdp_t *) current;
current += sizeof(acpi_rsdp_t);
ALIGN_CURRENT;
rsdt = (acpi_rsdt_t *) current;
current += sizeof(acpi_rsdt_t);
ALIGN_CURRENT;
/* clear all table memory */
memset((void *) start, 0, current - start);
acpi_write_rsdp(rsdp, rsdt, NULL);
acpi_write_rsdt(rsdt);
/*
* We explicitly add these tables later on:
*/
printk(BIOS_DEBUG, "ACPI: * HPET\n");
hpet = (acpi_hpet_t *) current;
current += sizeof(acpi_hpet_t);
ALIGN_CURRENT;
acpi_create_intel_hpet(hpet);
acpi_add_table(rsdp, hpet);
/* If we want to use HPET Timers Linux wants an MADT */
printk(BIOS_DEBUG, "ACPI: * MADT\n");
madt = (acpi_madt_t *) current;
acpi_create_madt(madt);
current += madt->header.length;
ALIGN_CURRENT;
acpi_add_table(rsdp, madt);
printk(BIOS_DEBUG, "ACPI: * MCFG\n");
mcfg = (acpi_mcfg_t *) current;
acpi_create_mcfg(mcfg);
current += mcfg->header.length;
ALIGN_CURRENT;
acpi_add_table(rsdp, mcfg);
printk(BIOS_DEBUG, "ACPI: * FACS\n");
facs = (acpi_facs_t *) current;
current += sizeof(acpi_facs_t);
ALIGN_CURRENT;
acpi_create_facs(facs);
dsdt = (acpi_header_t *) current;
memcpy(dsdt, &AmlCode, sizeof(acpi_header_t));
current += dsdt->length;
memcpy(dsdt, &AmlCode, dsdt->length);
ALIGN_CURRENT;
/* Pack GNVS into the ACPI table area */
for (i=0; i < dsdt->length; i++) {
if (*(u32*)(((u32)dsdt) + i) == 0xC0DEBABE) {
printk(BIOS_DEBUG, "ACPI: Patching up global NVS in DSDT at offset 0x%04x -> 0x%08lx\n", i, current);
*(u32*)(((u32)dsdt) + i) = current; // 0x92 bytes
break;
}
}
/* And fill it */
acpi_create_gnvs((global_nvs_t *)current);
current += 0x100;
ALIGN_CURRENT;
#if CONFIG_HAVE_SMI_HANDLER
/* And tell SMI about it */
smm_setup_structures((void *)current, NULL, NULL);
#endif
/* We patched up the DSDT, so we need to recalculate the checksum */
dsdt->checksum = 0;
dsdt->checksum = acpi_checksum((void *)dsdt, dsdt->length);
printk(BIOS_DEBUG, "ACPI: * DSDT @ %p Length %x\n", dsdt,
dsdt->length);
#if CONFIG_HAVE_ACPI_SLIC
printk(BIOS_DEBUG, "ACPI: * SLIC\n");
slic = (acpi_header_t *)current;
current += acpi_create_slic(current);
ALIGN_CURRENT;
acpi_add_table(rsdp, slic);
#endif
printk(BIOS_DEBUG, "ACPI: * FADT\n");
fadt = (acpi_fadt_t *) current;
current += sizeof(acpi_fadt_t);
ALIGN_CURRENT;
acpi_create_fadt(fadt, facs, dsdt);
acpi_add_table(rsdp, fadt);
printk(BIOS_DEBUG, "ACPI: * SSDT\n");
ssdt = (acpi_header_t *)current;
acpi_create_ssdt_generator(ssdt, "DYNADATA");
current += ssdt->length;
acpi_add_table(rsdp, ssdt);
printk(BIOS_DEBUG, "current = %lx\n", current);
printk(BIOS_DEBUG, "ACPI: * DMI (Linux workaround)\n");
memcpy((void *)0xfff80, dmi_table, DMI_TABLE_SIZE);
#if CONFIG_WRITE_HIGH_TABLES == 1
memcpy((void *)current, dmi_table, DMI_TABLE_SIZE);
current += DMI_TABLE_SIZE;
ALIGN_CURRENT;
#endif
printk(BIOS_INFO, "ACPI: done.\n");
return current;
}
unsigned long write_acpi_tables(unsigned long start)
{
unsigned long current;
acpi_rsdp_t *rsdp;
acpi_rsdt_t *rsdt;
acpi_hpet_t *hpet;
acpi_madt_t *madt;
acpi_mcfg_t *mcfg;
acpi_fadt_t *fadt;
acpi_facs_t *facs;
acpi_header_t *dsdt;
/* Align ACPI tables to 16byte */
start = (start + 0x0f) & -0x10;
current = start;
printk(BIOS_INFO, "ACPI: Writing ACPI tables at %lx.\n", start);
/* We need at least an RSDP and an RSDT Table */
rsdp = (acpi_rsdp_t *) current;
current += sizeof(acpi_rsdp_t);
rsdt = (acpi_rsdt_t *) current;
current += sizeof(acpi_rsdt_t);
/* clear all table memory */
memset((void *) start, 0, current - start);
acpi_write_rsdp(rsdp, rsdt, NULL);
acpi_write_rsdt(rsdt);
/*
* We explicitly add these tables later on:
*/
printk(BIOS_DEBUG, "ACPI: * HPET\n");
hpet = (acpi_hpet_t *) current;
current += sizeof(acpi_hpet_t);
acpi_create_via_hpet(hpet);
acpi_add_table(rsdp, hpet);
/* If we want to use HPET Timers Linux wants an MADT */
printk(BIOS_DEBUG, "ACPI: * MADT\n");
madt = (acpi_madt_t *) current;
acpi_create_madt(madt);
current += madt->header.length;
acpi_add_table(rsdp, madt);
printk(BIOS_DEBUG, "ACPI: * MCFG\n");
mcfg = (acpi_mcfg_t *) current;
acpi_create_mcfg(mcfg);
current += mcfg->header.length;
acpi_add_table(rsdp, mcfg);
printk(BIOS_DEBUG, "ACPI: * FACS\n");
facs = (acpi_facs_t *) current;
current += sizeof(acpi_facs_t);
acpi_create_facs(facs);
dsdt = (acpi_header_t *) current;
dsdt = (acpi_header_t *)current;
memcpy(dsdt, &AmlCode, sizeof(acpi_header_t));
current += dsdt->length;
memcpy(dsdt, &AmlCode, dsdt->length);
#ifdef DONT_TRUST_IASL
dsdt->checksum = 0; // don't trust intel iasl compiler to get this right
dsdt->checksum = acpi_checksum(dsdt, dsdt->length);
#endif
printk(BIOS_DEBUG, "ACPI: * DSDT @ %p Length %x\n", dsdt,
dsdt->length);
printk(BIOS_DEBUG, "ACPI: * FADT\n");
fadt = (acpi_fadt_t *) current;
current += sizeof(acpi_fadt_t);
acpi_create_fadt(fadt, facs, dsdt);
acpi_add_table(rsdp, fadt);
printk(BIOS_INFO, "ACPI: done.\n");
return current;
}
/*
* QEMU's version of write_acpi_tables is defined in
* arch/x86/cpu/qemu/acpi_table.c
*/
u32 write_acpi_tables(u32 start)
{
u32 current;
struct acpi_rsdp *rsdp;
struct acpi_rsdt *rsdt;
struct acpi_xsdt *xsdt;
struct acpi_facs *facs;
struct acpi_table_header *dsdt;
struct acpi_fadt *fadt;
struct acpi_mcfg *mcfg;
struct acpi_madt *madt;
current = start;
/* Align ACPI tables to 16 byte */
current = ALIGN(current, 16);
debug("ACPI: Writing ACPI tables at %x\n", start);
/* We need at least an RSDP and an RSDT Table */
rsdp = (struct acpi_rsdp *)current;
current += sizeof(struct acpi_rsdp);
current = ALIGN(current, 16);
rsdt = (struct acpi_rsdt *)current;
current += sizeof(struct acpi_rsdt);
current = ALIGN(current, 16);
xsdt = (struct acpi_xsdt *)current;
current += sizeof(struct acpi_xsdt);
/*
* Per ACPI spec, the FACS table address must be aligned to a 64 byte
* boundary (Windows checks this, but Linux does not).
*/
current = ALIGN(current, 64);
/* clear all table memory */
memset((void *)start, 0, current - start);
acpi_write_rsdp(rsdp, rsdt, xsdt);
acpi_write_rsdt(rsdt);
acpi_write_xsdt(xsdt);
debug("ACPI: * FACS\n");
facs = (struct acpi_facs *)current;
current += sizeof(struct acpi_facs);
current = ALIGN(current, 16);
acpi_create_facs(facs);
debug("ACPI: * DSDT\n");
dsdt = (struct acpi_table_header *)current;
memcpy(dsdt, &AmlCode, sizeof(struct acpi_table_header));
current += sizeof(struct acpi_table_header);
memcpy((char *)current,
(char *)&AmlCode + sizeof(struct acpi_table_header),
dsdt->length - sizeof(struct acpi_table_header));
current += dsdt->length - sizeof(struct acpi_table_header);
current = ALIGN(current, 16);
debug("ACPI: * FADT\n");
fadt = (struct acpi_fadt *)current;
current += sizeof(struct acpi_fadt);
current = ALIGN(current, 16);
acpi_create_fadt(fadt, facs, dsdt);
acpi_add_table(rsdp, fadt);
debug("ACPI: * MADT\n");
madt = (struct acpi_madt *)current;
acpi_create_madt(madt);
current += madt->header.length;
acpi_add_table(rsdp, madt);
current = ALIGN(current, 16);
debug("ACPI: * MCFG\n");
mcfg = (struct acpi_mcfg *)current;
acpi_create_mcfg(mcfg);
current += mcfg->header.length;
acpi_add_table(rsdp, mcfg);
current = ALIGN(current, 16);
debug("current = %x\n", current);
debug("ACPI: done\n");
/*
* Other than waiting for OSPM to request us to switch to ACPI mode,
* do it by ourselves, since SMI will not be triggered.
*/
enter_acpi_mode(fadt->pm1a_cnt_blk);
return current;
}
unsigned long write_acpi_tables(unsigned long start)
{
unsigned long current;
acpi_rsdp_t *rsdp;
acpi_rsdt_t *rsdt;
acpi_hpet_t *hpet;
acpi_madt_t *madt;
acpi_srat_t *srat;
acpi_slit_t *slit;
acpi_fadt_t *fadt;
acpi_facs_t *facs;
acpi_header_t *dsdt;
acpi_header_t *ssdt;
#if CONFIG_ACPI_SSDTX_NUM >= 1
acpi_header_t *ssdtx;
void *p;
int i;
#endif
get_bus_conf(); /* it will get sblk, pci1234, hcdn, and sbdn */
/* Align ACPI tables to 16 bytes */
start = ALIGN(start, 16);
current = start;
printk(BIOS_INFO, "ACPI: Writing ACPI tables at %lx...\n", start);
/* We need at least an RSDP and an RSDT Table */
rsdp = (acpi_rsdp_t *) current;
current += sizeof(acpi_rsdp_t);
rsdt = (acpi_rsdt_t *) current;
current += sizeof(acpi_rsdt_t);
/* clear all table memory */
memset((void *)start, 0, current - start);
acpi_write_rsdp(rsdp, rsdt, NULL);
acpi_write_rsdt(rsdt);
/*
* We explicitly add these tables later on:
*/
current = ALIGN(current, 8);
printk(BIOS_DEBUG, "ACPI: * HPET at %lx\n", current);
hpet = (acpi_hpet_t *) current;
current += sizeof(acpi_hpet_t);
acpi_create_hpet(hpet);
acpi_add_table(rsdp, hpet);
/* If we want to use HPET Timers Linux wants an MADT */
current = ALIGN(current, 8);
printk(BIOS_DEBUG, "ACPI: * MADT at %lx\n",current);
madt = (acpi_madt_t *) current;
acpi_create_madt(madt);
current += madt->header.length;
acpi_add_table(rsdp, madt);
/* SRAT */
current = ALIGN(current, 8);
printk(BIOS_DEBUG, "ACPI: * SRAT at %lx\n", current);
srat = (acpi_srat_t *) current;
acpi_create_srat(srat);
current += srat->header.length;
acpi_add_table(rsdp, srat);
/* SLIT */
current = ALIGN(current, 8);
printk(BIOS_DEBUG, "ACPI: * SLIT at %lx\n", current);
slit = (acpi_slit_t *) current;
acpi_create_slit(slit);
current += slit->header.length;
acpi_add_table(rsdp, slit);
/* SSDT */
current = ALIGN(current, 16);
printk(BIOS_DEBUG, "ACPI: * SSDT at %lx\n", current);
ssdt = (acpi_header_t *)current;
memcpy(ssdt, &AmlCode_ssdt, sizeof(acpi_header_t));
current += ssdt->length;
memcpy(ssdt, &AmlCode_ssdt, ssdt->length);
//Here you need to set value in pci1234, sblk and sbdn in get_bus_conf.c
update_ssdt((void*)ssdt);
/* recalculate checksum */
ssdt->checksum = 0;
ssdt->checksum = acpi_checksum((unsigned char *)ssdt,ssdt->length);
acpi_add_table(rsdp,ssdt);
printk(BIOS_DEBUG, "ACPI: * SSDT for PState at %lx\n", current);
current = acpi_add_ssdt_pstates(rsdp, current);
#if CONFIG_ACPI_SSDTX_NUM >= 1
/* same htio, but different position? We may have to copy,
change HCIN, and recalculate the checknum and add_table */
for(i=1;i<sysconf.hc_possible_num;i++) { // 0: is hc sblink
if((sysconf.pci1234[i] & 1) != 1 ) continue;
u8 c;
if (i < 7) {
c = (u8) ('4' + i - 1);
} else {
c = (u8) ('A' + i - 1 - 6);
}
current = ALIGN(current, 8);
printk(BIOS_DEBUG, "ACPI: * SSDT for PCI%c at %lx\n", c, current); //pci0 and pci1 are in dsdt
ssdtx = (acpi_header_t *)current;
switch (sysconf.hcid[i]) {
case 1:
p = &AmlCode_ssdt2;
break;
case 2:
p = &AmlCode_ssdt3;
break;
case 3: /* 8131 */
p = &AmlCode_ssdt4;
break;
default:
/* HTX no io apic */
p = &AmlCode_ssdt5;
break;
}
memcpy(ssdtx, p, sizeof(acpi_header_t));
current += ssdtx->length;
memcpy(ssdtx, p, ssdtx->length);
update_ssdtx((void *)ssdtx, i);
ssdtx->checksum = 0;
ssdtx->checksum = acpi_checksum((u8 *)ssdtx, ssdtx->length);
acpi_add_table(rsdp, ssdtx);
}
#endif
/* DSDT */
current = ALIGN(current, 8);
printk(BIOS_DEBUG, "ACPI: * DSDT at %lx\n", current);
dsdt = (acpi_header_t *)current; // it will used by fadt
memcpy(dsdt, &AmlCode, sizeof(acpi_header_t));
current += dsdt->length;
memcpy(dsdt, &AmlCode, dsdt->length);
printk(BIOS_DEBUG, "ACPI: * DSDT @ %p Length %x\n",dsdt,dsdt->length);
/* FACS */ // it needs 64 bit alignment
current = ALIGN(current, 8);
printk(BIOS_DEBUG, "ACPI: * FACS at %lx\n", current);
facs = (acpi_facs_t *) current; // it will be used by fadt
current += sizeof(acpi_facs_t);
acpi_create_facs(facs);
/* FADT */
current = ALIGN(current, 8);
printk(BIOS_DEBUG, "ACPI: * FADT at %lx\n", current);
fadt = (acpi_fadt_t *) current;
current += sizeof(acpi_fadt_t);
acpi_create_fadt(fadt, facs, dsdt);
acpi_add_table(rsdp, fadt);
printk(BIOS_INFO, "ACPI: done.\n");
return current;
}
unsigned long write_acpi_tables(unsigned long start)
{
unsigned long current;
acpi_rsdp_t *rsdp;
acpi_srat_t *srat;
acpi_rsdt_t *rsdt;
acpi_mcfg_t *mcfg;
acpi_hpet_t *hpet;
acpi_madt_t *madt;
acpi_fadt_t *fadt;
acpi_facs_t *facs;
acpi_slit_t *slit;
acpi_header_t *ssdt;
acpi_header_t *dsdt;
/* Align ACPI tables to 16 byte. */
start = (start + 0x0f) & -0x10;
current = start;
printk(BIOS_INFO, "ACPI: Writing ACPI tables at %lx...\n", start);
/* We need at least an RSDP and an RSDT table. */
rsdp = (acpi_rsdp_t *) current;
current += sizeof(acpi_rsdp_t);
rsdt = (acpi_rsdt_t *) current;
current += sizeof(acpi_rsdt_t);
/* Clear all table memory. */
memset((void *) start, 0, current - start);
acpi_write_rsdp(rsdp, rsdt, NULL);
acpi_write_rsdt(rsdt);
/* We explicitly add these tables later on: */
printk(BIOS_DEBUG, "ACPI: * FACS\n");
/* we should align FACS to 64B as per ACPI specs */
current = ALIGN(current, 64);
facs = (acpi_facs_t *) current;
current += sizeof(acpi_facs_t);
acpi_create_facs(facs);
dsdt = (acpi_header_t *) current;
memcpy(dsdt, &AmlCode, sizeof(acpi_header_t));
current += dsdt->length;
memcpy(dsdt, &AmlCode, dsdt->length);
dsdt->checksum = 0; /* Don't trust iasl to get this right. */
dsdt->checksum = acpi_checksum(dsdt, dsdt->length);
printk(BIOS_DEBUG, "ACPI: * DSDT @ %p Length %x\n", dsdt,
dsdt->length);
printk(BIOS_DEBUG, "ACPI: * FADT\n");
fadt = (acpi_fadt_t *) current;
current += sizeof(acpi_fadt_t);
acpi_create_fadt(fadt, facs, dsdt);
acpi_add_table(rsdp, fadt);
printk(BIOS_DEBUG, "ACPI: * HPET\n");
hpet = (acpi_hpet_t *) current;
current += sizeof(acpi_hpet_t);
acpi_create_hpet(hpet);
acpi_add_table(rsdp, hpet);
/* If we want to use HPET timers Linux wants an MADT. */
printk(BIOS_DEBUG, "ACPI: * MADT\n");
madt = (acpi_madt_t *) current;
acpi_create_madt(madt);
current += madt->header.length;
acpi_add_table(rsdp, madt);
printk(BIOS_DEBUG, "ACPI: * MCFG\n");
mcfg = (acpi_mcfg_t *) current;
acpi_create_mcfg(mcfg);
current += mcfg->header.length;
acpi_add_table(rsdp, mcfg);
printk(BIOS_DEBUG, "ACPI: * SRAT\n");
srat = (acpi_srat_t *) current;
acpi_create_srat(srat);
current += srat->header.length;
acpi_add_table(rsdp, srat);
/* SLIT */
printk(BIOS_DEBUG, "ACPI: * SLIT\n");
slit = (acpi_slit_t *) current;
acpi_create_slit(slit);
current+=slit->header.length;
acpi_add_table(rsdp, slit);
/* SSDT */
printk(BIOS_DEBUG, "ACPI: * SSDT\n");
ssdt = (acpi_header_t *)current;
acpi_create_ssdt_generator(ssdt, "DYNADATA");
current += ssdt->length;
acpi_add_table(rsdp, ssdt);
printk(BIOS_INFO, "ACPI: done.\n");
return current;
}
unsigned long write_acpi_tables(unsigned long start)
{
unsigned long current;
acpi_rsdp_t *rsdp;
acpi_rsdt_t *rsdt;
acpi_hpet_t *hpet;
acpi_madt_t *madt;
acpi_srat_t *srat;
acpi_slit_t *slit;
acpi_fadt_t *fadt;
acpi_facs_t *facs;
acpi_header_t *dsdt;
acpi_header_t *ssdt;
acpi_header_t *ssdtx;
void *p;
int i;
get_bus_conf(); //it will get sblk, pci1234, hcdn, and sbdn
/* Align ACPI tables to 16 bytes */
start = ( start + 0x0f) & -0x10;
current = start;
printk(BIOS_INFO, "ACPI: Writing ACPI tables at %lx...\n", start);
/* We need at least an RSDP and an RSDT Table */
rsdp = (acpi_rsdp_t *) current;
current += sizeof(acpi_rsdp_t);
rsdt = (acpi_rsdt_t *) current;
current += sizeof(acpi_rsdt_t);
/* clear all table memory */
memset((void *)start, 0, current - start);
acpi_write_rsdp(rsdp, rsdt, NULL);
acpi_write_rsdt(rsdt);
/* FACS */
printk(BIOS_DEBUG, "ACPI: * FACS\n");
facs = (acpi_facs_t *) current;
current += sizeof(acpi_facs_t);
acpi_create_facs(facs);
/* DSDT */
printk(BIOS_DEBUG, "ACPI: * DSDT at %lx\n", current);
dsdt = (acpi_header_t *)current;
memcpy(dsdt, &AmlCode, sizeof(acpi_header_t));
current += dsdt->length;
memcpy(dsdt, &AmlCode, dsdt->length);
printk(BIOS_DEBUG, "ACPI: * DSDT @ %p Length %x\n", dsdt, dsdt->length);
/* FADT */
printk(BIOS_DEBUG, "ACPI: * FADT at %lx\n", current);
fadt = (acpi_fadt_t *) current;
current += sizeof(acpi_fadt_t);
acpi_create_fadt(fadt, facs, dsdt);
acpi_add_table(rsdp, fadt);
/*
* We explicitly add these tables later on:
*/
printk(BIOS_DEBUG, "ACPI: * HPET at %lx\n", current);
hpet = (acpi_hpet_t *) current;
current += sizeof(acpi_hpet_t);
acpi_create_hpet(hpet);
acpi_add_table(rsdp, hpet);
/* If we want to use HPET Timers Linux wants an MADT */
printk(BIOS_DEBUG, "ACPI: * MADT at %lx\n", current);
madt = (acpi_madt_t *) current;
acpi_create_madt(madt);
current+=madt->header.length;
acpi_add_table(rsdp, madt);
/* SRAT */
printk(BIOS_DEBUG, "ACPI: * SRAT at %lx\n", current);
srat = (acpi_srat_t *) current;
acpi_create_srat(srat);
current+=srat->header.length;
acpi_add_table(rsdp, srat);
/* SLIT */
printk(BIOS_DEBUG, "ACPI: * SLIT at %lx\n", current);
slit = (acpi_slit_t *) current;
acpi_create_slit(slit);
current+=slit->header.length;
acpi_add_table(rsdp, slit);
/* SSDT */
printk(BIOS_DEBUG, "ACPI: * SSDT at %lx\n", current);
ssdt = (acpi_header_t *)current;
acpi_create_ssdt_generator(ssdt, "DYNADATA");
current += ssdt->length;
acpi_add_table(rsdp, ssdt);
#if CONFIG_ACPI_SSDTX_NUM >= 1
//same htio, but different position? We may have to copy, change HCIN, and recalculate the checknum and add_table
for(i=1;i<sysconf.hc_possible_num;i++) { // 0: is hc sblink
if((sysconf.pci1234[i] & 1) != 1 ) continue;
u8 c;
if(i<7) {
c = (u8) ('4' + i - 1);
}
else {
c = (u8) ('A' + i - 1 - 6);
}
current = ( current + 0x07) & -0x08;
printk(BIOS_DEBUG, "ACPI: * SSDT for PCI%c Aka hcid = %d\n", c, sysconf.hcid[i]); //pci0 and pci1 are in dsdt
ssdtx = (acpi_header_t *)current;
switch(sysconf.hcid[i]) {
case 1: //8132
p = &AmlCode_ssdt2;
break;
case 2: //8151
p = &AmlCode_ssdt3;
break;
case 3: //8131
p = &AmlCode_ssdt4;
break;
default:
continue;
}
memcpy(ssdtx, p, sizeof(acpi_header_t));
current += ssdtx->length;
memcpy(ssdtx, p, ssdtx->length);
update_ssdtx((void *)ssdtx, i);
ssdtx->checksum = 0;
ssdtx->checksum = acpi_checksum((u8 *)ssdtx, ssdtx->length);
acpi_add_table(rsdp, ssdtx);
}
#endif
#if DUMP_ACPI_TABLES == 1
printk(BIOS_DEBUG, "rsdp\n");
dump_mem(rsdp, ((void *)rsdp) + sizeof(acpi_rsdp_t));
printk(BIOS_DEBUG, "rsdt\n");
dump_mem(rsdt, ((void *)rsdt) + sizeof(acpi_rsdt_t));
printk(BIOS_DEBUG, "madt\n");
dump_mem(madt, ((void *)madt) + madt->header.length);
printk(BIOS_DEBUG, "srat\n");
dump_mem(srat, ((void *)srat) + srat->header.length);
printk(BIOS_DEBUG, "slit\n");
dump_mem(slit, ((void *)slit) + slit->header.length);
printk(BIOS_DEBUG, "ssdt\n");
dump_mem(ssdt, ((void *)ssdt) + ssdt->length);
printk(BIOS_DEBUG, "fadt\n");
dump_mem(fadt, ((void *)fadt) + fadt->header.length);
#endif
printk(BIOS_INFO, "ACPI: done.\n");
return current;
}
unsigned long write_acpi_tables(unsigned long start)
{
unsigned long current;
acpi_rsdp_t *rsdp;
acpi_rsdt_t *rsdt;
acpi_hpet_t *hpet;
acpi_madt_t *madt;
acpi_srat_t *srat;
acpi_slit_t *slit;
acpi_fadt_t *fadt;
acpi_facs_t *facs;
acpi_header_t *dsdt;
acpi_header_t *ssdt;
acpi_header_t *ssdt2;
acpi_header_t *alib;
acpi_hest_t *hest;
get_bus_conf(); /* it will get sblk, pci1234, hcdn, and sbdn */
/* Align ACPI tables to 16 bytes */
start = ALIGN(start, 16);
current = start;
printk(BIOS_INFO, "ACPI: Writing ACPI tables at %lx...\n", start);
/* We need at least an RSDP and an RSDT Table */
rsdp = (acpi_rsdp_t *) current;
current += sizeof(acpi_rsdp_t);
rsdt = (acpi_rsdt_t *) current;
current += sizeof(acpi_rsdt_t);
/* clear all table memory */
memset((void *)start, 0, current - start);
acpi_write_rsdp(rsdp, rsdt, NULL);
acpi_write_rsdt(rsdt);
/* DSDT */
current = ALIGN(current, 8);
printk(BIOS_DEBUG, "ACPI: * DSDT at %lx\n", current);
dsdt = (acpi_header_t *)current;
memcpy(dsdt, &AmlCode, sizeof(acpi_header_t));
current += dsdt->length;
memcpy(dsdt, &AmlCode, dsdt->length);
printk(BIOS_DEBUG, "ACPI: * DSDT @ %p Length %x\n",dsdt,dsdt->length);
/* FACS */ // it needs 64 bit alignment
current = ALIGN(current, 8);
printk(BIOS_DEBUG, "ACPI: * FACS at %lx\n", current);
facs = (acpi_facs_t *) current;
current += sizeof(acpi_facs_t);
acpi_create_facs(facs);
/* FADT */
current = ALIGN(current, 8);
printk(BIOS_DEBUG, "ACPI: * FADT at %lx\n", current);
fadt = (acpi_fadt_t *) current;
current += sizeof(acpi_fadt_t);
acpi_create_fadt(fadt, facs, dsdt);
acpi_add_table(rsdp, fadt);
/*
* We explicitly add these tables later on:
*/
current = ALIGN(current, 8);
printk(BIOS_DEBUG, "ACPI: * HPET at %lx\n", current);
hpet = (acpi_hpet_t *) current;
current += sizeof(acpi_hpet_t);
acpi_create_hpet(hpet);
acpi_add_table(rsdp, hpet);
/* If we want to use HPET Timers Linux wants an MADT */
current = ALIGN(current, 8);
printk(BIOS_DEBUG, "ACPI: * MADT at %lx\n",current);
madt = (acpi_madt_t *) current;
acpi_create_madt(madt);
current += madt->header.length;
acpi_add_table(rsdp, madt);
/* HEST */
current = ALIGN(current, 8);
hest = (acpi_hest_t *)current;
acpi_write_hest((void *)current);
acpi_add_table(rsdp, (void *)current);
current += ((acpi_header_t *)current)->length;
/* SRAT */
current = ALIGN(current, 8);
printk(BIOS_DEBUG, "ACPI: * SRAT at %lx\n", current);
srat = (acpi_srat_t *) agesawrapper_getlateinitptr (PICK_SRAT);
if (srat != NULL) {
memcpy((void *)current, srat, srat->header.length);
srat = (acpi_srat_t *) current;
current += srat->header.length;
acpi_add_table(rsdp, srat);
}
else {
printk(BIOS_DEBUG, " AGESA SRAT table NULL. Skipping.\n");
}
/* SLIT */
current = ALIGN(current, 8);
printk(BIOS_DEBUG, "ACPI: * SLIT at %lx\n", current);
slit = (acpi_slit_t *) agesawrapper_getlateinitptr (PICK_SLIT);
if (slit != NULL) {
memcpy((void *)current, slit, slit->header.length);
slit = (acpi_slit_t *) current;
current += slit->header.length;
acpi_add_table(rsdp, slit);
}
else {
printk(BIOS_DEBUG, " AGESA SLIT table NULL. Skipping.\n");
}
/* SSDT */
current = ALIGN(current, 16);
printk(BIOS_DEBUG, "ACPI: * AGESA ALIB SSDT at %lx\n", current);
alib = (acpi_header_t *)agesawrapper_getlateinitptr (PICK_ALIB);
if (alib != NULL) {
memcpy((void *)current, alib, alib->length);
alib = (acpi_header_t *) current;
current += alib->length;
acpi_add_table(rsdp, (void *)alib);
} else {
printk(BIOS_DEBUG, " AGESA ALIB SSDT table NULL. Skipping.\n");
}
/* The DSDT needs additional work for the AGESA SSDT Pstate table */
/* Keep the comment for a while. */
current = ALIGN(current, 16);
printk(BIOS_DEBUG, "ACPI: * AGESA SSDT Pstate at %lx\n", current);
ssdt = (acpi_header_t *)agesawrapper_getlateinitptr (PICK_PSTATE);
if (ssdt != NULL) {
memcpy((void *)current, ssdt, ssdt->length);
ssdt = (acpi_header_t *) current;
current += ssdt->length;
acpi_add_table(rsdp,ssdt);
} else {
printk(BIOS_DEBUG, " AGESA SSDT Pstate table NULL. Skipping.\n");
}
current = ALIGN(current, 16);
printk(BIOS_DEBUG, "ACPI: * coreboot TOM SSDT2 at %lx\n", current);
ssdt2 = (acpi_header_t *) current;
acpi_create_ssdt_generator(ssdt2, ACPI_TABLE_CREATOR);
current += ssdt2->length;
acpi_add_table(rsdp,ssdt2);
printk(BIOS_INFO, "ACPI: done.\n");
return current;
}
static
void acpi_build(PcGuestInfo *guest_info, AcpiBuildTables *tables)
{
GArray *table_offsets;
unsigned facs, dsdt, rsdt;
AcpiCpuInfo cpu;
AcpiPmInfo pm;
AcpiMiscInfo misc;
AcpiMcfgInfo mcfg;
PcPciInfo pci;
uint8_t *u;
acpi_get_cpu_info(&cpu);
acpi_get_pm_info(&pm);
acpi_get_dsdt(&misc);
acpi_get_misc_info(&misc);
acpi_get_pci_info(&pci);
table_offsets = g_array_new(false, true /* clear */,
sizeof(uint32_t));
ACPI_BUILD_DPRINTF(3, "init ACPI tables\n");
bios_linker_loader_alloc(tables->linker, ACPI_BUILD_TABLE_FILE,
64 /* Ensure FACS is aligned */,
false /* high memory */);
/*
* FACS is pointed to by FADT.
* We place it first since it's the only table that has alignment
* requirements.
*/
facs = tables->table_data->len;
build_facs(tables->table_data, tables->linker, guest_info);
/* DSDT is pointed to by FADT */
dsdt = tables->table_data->len;
build_dsdt(tables->table_data, tables->linker, &misc);
/* ACPI tables pointed to by RSDT */
acpi_add_table(table_offsets, tables->table_data);
build_fadt(tables->table_data, tables->linker, &pm, facs, dsdt);
acpi_add_table(table_offsets, tables->table_data);
build_ssdt(tables->table_data, tables->linker, &cpu, &pm, &misc, &pci,
guest_info);
acpi_add_table(table_offsets, tables->table_data);
build_madt(tables->table_data, tables->linker, &cpu, guest_info);
acpi_add_table(table_offsets, tables->table_data);
if (misc.has_hpet) {
build_hpet(tables->table_data, tables->linker);
}
if (guest_info->numa_nodes) {
acpi_add_table(table_offsets, tables->table_data);
build_srat(tables->table_data, tables->linker, &cpu, guest_info);
}
if (acpi_get_mcfg(&mcfg)) {
acpi_add_table(table_offsets, tables->table_data);
build_mcfg_q35(tables->table_data, tables->linker, &mcfg);
}
/* Add tables supplied by user (if any) */
for (u = acpi_table_first(); u; u = acpi_table_next(u)) {
unsigned len = acpi_table_len(u);
acpi_add_table(table_offsets, tables->table_data);
g_array_append_vals(tables->table_data, u, len);
}
/* RSDT is pointed to by RSDP */
rsdt = tables->table_data->len;
build_rsdt(tables->table_data, tables->linker, table_offsets);
/* RSDP is in FSEG memory, so allocate it separately */
build_rsdp(tables->rsdp, tables->linker, rsdt);
/* We'll expose it all to Guest so align size to reduce
* chance of size changes.
* RSDP is small so it's easy to keep it immutable, no need to
* bother with alignment.
*/
acpi_align_size(tables->table_data, 0x1000);
acpi_align_size(tables->linker, 0x1000);
/* Cleanup memory that's no longer used. */
g_array_free(table_offsets, true);
}