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| author | Arthur Heymans <arthur@aheymans.xyz> | 2017-12-23 23:09:54 +0100 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2018-06-29 07:45:22 +0000 |
| commit | e798e6a0b946fe5a3964bc38fb7783a219adf177 (patch) | |
| tree | aa95c831d094a6373042cfd347b942227224e24d /src/northbridge/intel/gm45/northbridge.c | |
| parent | b1d26f0e9261ec4070e8561406853fe5bddeb27c (diff) | |
| download | coreboot-e798e6a0b946fe5a3964bc38fb7783a219adf177.tar.xz | |
sb/intel/i82801ix: Use the common ACPI pirq generator
For this to work the northbridge and lpc bridge device need acpi_name
functions.
TESTED on Thinkpad X200, a valid PIRQ routing in SSDT in
/sys/firmware/acpi/tables/SSDT
Change-Id: I62e520f53fa3f928a8e6f3b3cf33af2acdd53ed9
Signed-off-by: Arthur Heymans <arthur@aheymans.xyz>
Reviewed-on: https://review.coreboot.org/22980
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Patrick Georgi <pgeorgi@google.com>
Diffstat (limited to 'src/northbridge/intel/gm45/northbridge.c')
| -rw-r--r-- | src/northbridge/intel/gm45/northbridge.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/src/northbridge/intel/gm45/northbridge.c b/src/northbridge/intel/gm45/northbridge.c index 4c42513bd0..663a9ff579 100644 --- a/src/northbridge/intel/gm45/northbridge.c +++ b/src/northbridge/intel/gm45/northbridge.c @@ -191,6 +191,22 @@ static void mch_domain_init(struct device *dev) pci_write_config32(dev, PCI_COMMAND, reg32); } +static const char *northbridge_acpi_name(const struct device *dev) +{ + if (dev->path.type == DEVICE_PATH_DOMAIN) + return "PCI0"; + + if (dev->path.type != DEVICE_PATH_PCI || dev->bus->secondary != 0) + return NULL; + + switch (dev->path.pci.devfn) { + case PCI_DEVFN(0, 0): + return "MCHC"; + } + + return NULL; +} + static struct device_operations pci_domain_ops = { .read_resources = mch_domain_read_resources, .set_resources = mch_domain_set_resources, @@ -199,6 +215,7 @@ static struct device_operations pci_domain_ops = { .scan_bus = pci_domain_scan_bus, .write_acpi_tables = northbridge_write_acpi_tables, .acpi_fill_ssdt_generator = generate_cpu_entries, + .acpi_name = northbridge_acpi_name, }; |