diff options
Diffstat (limited to 'src/southbridge/via')
| -rw-r--r-- | src/southbridge/via/k8t890/traf_ctrl.c | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/src/southbridge/via/k8t890/traf_ctrl.c b/src/southbridge/via/k8t890/traf_ctrl.c index 464cb6ce05..6eb8e9711f 100644 --- a/src/southbridge/via/k8t890/traf_ctrl.c +++ b/src/southbridge/via/k8t890/traf_ctrl.c @@ -21,6 +21,9 @@ #include <device/pci.h> #include <device/pci_ids.h> #include <console/console.h> +#include <arch/acpi.h> +#include <arch/acpigen.h> +#include <cpu/amd/model_fxx_powernow.h> #include "k8t890.h" extern unsigned long log2(unsigned long x); @@ -122,11 +125,24 @@ static void traf_ctrl_enable_k8t890(struct device *dev) pci_write_config8(dev, 0x60, 0x80 | reg); } +#if IS_ENABLED(CONFIG_GENERATE_ACPI_TABLES) + +static void southbridge_acpi_fill_ssdt_generator(void) { + amd_model_fxx_generate_powernow(0, 0, 0); + acpigen_write_mainboard_resources("\\_SB.PCI0.MBRS", "_CRS"); +} + +#endif + static const struct device_operations traf_ctrl_ops_m = { .read_resources = apic_mmconfig_read_resources, .set_resources = mmconfig_set_resources, .enable_resources = pci_dev_enable_resources, .enable = traf_ctrl_enable_k8m890, +#if IS_ENABLED(CONFIG_GENERATE_ACPI_TABLES) + .write_acpi_tables = acpi_write_hpet, + .acpi_fill_ssdt_generator = southbridge_acpi_fill_ssdt_generator, +#endif .ops_pci = 0, }; @@ -135,11 +151,35 @@ static const struct device_operations traf_ctrl_ops_t = { .set_resources = mmconfig_set_resources, .enable_resources = pci_dev_enable_resources, .enable = traf_ctrl_enable_k8t890, +#if IS_ENABLED(CONFIG_GENERATE_ACPI_TABLES) + .write_acpi_tables = acpi_write_hpet, +#endif .ops_pci = 0, }; /* K8X800 chipsets have no APIC; no 800 PCI ids here */ +unsigned long acpi_fill_mcfg(unsigned long current) +{ + device_t dev; + struct resource *res; + + dev = dev_find_device(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_K8T890CE_5, 0); + if (!dev) + dev = dev_find_device(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_K8T890CF_5, 0); + if (!dev) + dev = dev_find_device(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_K8M890CE_5, 0); + if (!dev) + return current; + + res = find_resource(dev, K8T890_MMCONFIG_MBAR); + if (res) { + current += acpi_create_mcfg_mmconfig((acpi_mcfg_mmconfig_t *) + current, res->base, 0x0, 0x0, 0xff); + } + return current; +} + static const struct pci_driver northbridge_driver_t __pci_driver = { .ops = &traf_ctrl_ops_t, |