diff options
Diffstat (limited to 'src/northbridge/intel/gm45/acpi.c')
| -rw-r--r-- | src/northbridge/intel/gm45/acpi.c | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/src/northbridge/intel/gm45/acpi.c b/src/northbridge/intel/gm45/acpi.c index da9bfa8f90..445995a91b 100644 --- a/src/northbridge/intel/gm45/acpi.c +++ b/src/northbridge/intel/gm45/acpi.c @@ -27,6 +27,9 @@ #include <device/device.h> #include <device/pci.h> #include <device/pci_ids.h> +#include <cbmem.h> +#include <arch/acpigen.h> +#include <cpu/cpu.h> #include "gm45.h" unsigned long acpi_fill_mcfg(unsigned long current) @@ -105,3 +108,29 @@ unsigned long acpi_fill_dmar(unsigned long current) /* TODO: reserve GTT for 0.2.0 and 0.2.1? */ return current; } + +#define ALIGN_CURRENT current = (ALIGN(current, 16)) +unsigned long northbridge_write_acpi_tables(unsigned long start, struct acpi_rsdp *rsdp) +{ + unsigned long current; +#if CONFIG_IOMMU + acpi_dmar_t *dmar; +#endif + + current = start; + +#if CONFIG_IOMMU + printk(BIOS_DEBUG, "ACPI: * DMAR\n"); + dmar = (acpi_dmar_t *) current; + acpi_create_dmar(dmar); + current += dmar->header.length; + ALIGN_CURRENT; + acpi_add_table(rsdp, dmar); +#endif + + ALIGN_CURRENT; + + printk(BIOS_DEBUG, "current = %lx\n", current); + + return current; +} |