diff options
Diffstat (limited to 'src/southbridge/intel/i82801ix')
| -rw-r--r-- | src/southbridge/intel/i82801ix/Kconfig | 4 | ||||
| -rw-r--r-- | src/southbridge/intel/i82801ix/acpi/globalnvs.asl | 3 | ||||
| -rw-r--r-- | src/southbridge/intel/i82801ix/lpc.c | 28 | ||||
| -rw-r--r-- | src/southbridge/intel/i82801ix/nvs.h | 2 |
4 files changed, 36 insertions, 1 deletions
diff --git a/src/southbridge/intel/i82801ix/Kconfig b/src/southbridge/intel/i82801ix/Kconfig index 92e7f41b8b..1ad5aad90a 100644 --- a/src/southbridge/intel/i82801ix/Kconfig +++ b/src/southbridge/intel/i82801ix/Kconfig @@ -34,6 +34,10 @@ config EHCI_BAR hex default 0xfef00000 +config HPET_MIN_TICKS + hex + default 0x80 + config BOOTBLOCK_SOUTHBRIDGE_INIT string default "southbridge/intel/i82801ix/bootblock.c" diff --git a/src/southbridge/intel/i82801ix/acpi/globalnvs.asl b/src/southbridge/intel/i82801ix/acpi/globalnvs.asl index 0384376417..d0505948ee 100644 --- a/src/southbridge/intel/i82801ix/acpi/globalnvs.asl +++ b/src/southbridge/intel/i82801ix/acpi/globalnvs.asl @@ -31,7 +31,8 @@ Name(\DSEN, 1) // Display Output Switching Enable */ -OperationRegion (GNVS, SystemMemory, 0xC0DEBABE, 0x100) +External(NVSA) +OperationRegion (GNVS, SystemMemory, NVSA, 0x100) Field (GNVS, ByteAcc, NoLock, Preserve) { /* Miscellaneous */ diff --git a/src/southbridge/intel/i82801ix/lpc.c b/src/southbridge/intel/i82801ix/lpc.c index ea881119ff..8105a4dc16 100644 --- a/src/southbridge/intel/i82801ix/lpc.c +++ b/src/southbridge/intel/i82801ix/lpc.c @@ -31,7 +31,11 @@ #include <arch/acpi.h> #include <cpu/cpu.h> #include <cpu/x86/smm.h> +#include <arch/acpigen.h> +#include <cbmem.h> +#include <string.h> #include "i82801ix.h" +#include "nvs.h" #define NMI_OFF 0 @@ -534,6 +538,26 @@ static void set_subsystem(device_t dev, unsigned vendor, unsigned device) } } +#if IS_ENABLED(CONFIG_PER_DEVICE_ACPI_TABLES) +static void southbridge_inject_dsdt(void) +{ + global_nvs_t *gnvs = cbmem_add (CBMEM_ID_ACPI_GNVS, sizeof (*gnvs)); + + if (gnvs) { + int scopelen; + memset(gnvs, 0, sizeof (*gnvs)); + acpi_create_gnvs(gnvs); + /* And tell SMI about it */ + smm_setup_structures(gnvs, NULL, NULL); + + /* Add it to SSDT. */ + scopelen = acpigen_write_scope("\\"); + scopelen += acpigen_write_name_dword("NVSA", (u32) gnvs); + acpigen_patch_len(scopelen - 1); + } +} +#endif + static struct pci_operations pci_ops = { .set_subsystem = set_subsystem, }; @@ -542,6 +566,10 @@ static struct device_operations device_ops = { .read_resources = i82801ix_lpc_read_resources, .set_resources = pci_dev_set_resources, .enable_resources = pci_dev_enable_resources, +#if IS_ENABLED(CONFIG_PER_DEVICE_ACPI_TABLES) + .acpi_inject_dsdt_generator = southbridge_inject_dsdt, + .write_acpi_tables = acpi_write_hpet, +#endif .init = lpc_init, .scan_bus = scan_static_bus, .ops_pci = &pci_ops, diff --git a/src/southbridge/intel/i82801ix/nvs.h b/src/southbridge/intel/i82801ix/nvs.h index 14f0ad36c1..cf4065c63f 100644 --- a/src/southbridge/intel/i82801ix/nvs.h +++ b/src/southbridge/intel/i82801ix/nvs.h @@ -135,3 +135,5 @@ typedef struct { u8 bten; u8 rsvd13[14]; } __attribute__((packed)) global_nvs_t; + +void acpi_create_gnvs(global_nvs_t *gnvs); |