diff options
Diffstat (limited to 'src/mainboard/intel/baskingridge/acpi_tables.c')
| -rw-r--r-- | src/mainboard/intel/baskingridge/acpi_tables.c | 20 |
1 files changed, 13 insertions, 7 deletions
diff --git a/src/mainboard/intel/baskingridge/acpi_tables.c b/src/mainboard/intel/baskingridge/acpi_tables.c index d94251ebda..c4adcd71d9 100644 --- a/src/mainboard/intel/baskingridge/acpi_tables.c +++ b/src/mainboard/intel/baskingridge/acpi_tables.c @@ -70,7 +70,6 @@ static void acpi_update_thermal_table(global_nvs_t *gnvs) static void acpi_create_gnvs(global_nvs_t *gnvs) { - memset((void *)gnvs, 0, sizeof(*gnvs)); gnvs->apic = 1; gnvs->mpen = 1; /* Enable Multi Processing */ gnvs->pcnt = dev_count_cpu(); @@ -165,6 +164,7 @@ unsigned long write_acpi_tables(unsigned long start) #endif acpi_header_t *ssdt; acpi_header_t *dsdt; + global_nvs_t *gnvs; current = start; @@ -240,22 +240,28 @@ unsigned long write_acpi_tables(unsigned long start) ALIGN_CURRENT; acpi_add_table(rsdp, mcfg); - /* Pack GNVS into the ACPI table area */ + /* 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 -> 0x%08lx\n", i, current); - *(u32*)(((u32)dsdt) + i) = current; // 0x92 bytes - acpi_save_gnvs(current); + "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((global_nvs_t *)current); + acpi_create_gnvs(gnvs); /* And tell SMI about it */ - smm_setup_structures((void *)current, NULL, NULL); + smm_setup_structures(gnvs, NULL, NULL); current += sizeof(global_nvs_t); ALIGN_CURRENT; |