diff options
Diffstat (limited to 'src/vendorcode/google/chromeos/acpi.c')
| -rw-r--r-- | src/vendorcode/google/chromeos/acpi.c | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/src/vendorcode/google/chromeos/acpi.c b/src/vendorcode/google/chromeos/acpi.c new file mode 100644 index 0000000000..6605809023 --- /dev/null +++ b/src/vendorcode/google/chromeos/acpi.c @@ -0,0 +1,43 @@ +/* + * This file is part of the coreboot project. + * + * Copyright 2016 Google Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include <arch/acpigen.h> +#include "chromeos.h" + +void chromeos_acpi_gpio_generate(const struct cros_gpio *gpios, size_t num) +{ + size_t i; + + acpigen_write_scope("\\"); + acpigen_write_name("OIPG"); + + acpigen_write_package(num); + for (i = 0; i < num; i++) { + acpigen_write_package(4); + acpigen_write_integer(gpios[i].type); + acpigen_write_integer(gpios[i].polarity); + acpigen_write_integer(gpios[i].gpio_num); + acpigen_write_string(gpios[i].device); + acpigen_pop_len(); + } + acpigen_pop_len(); + + acpigen_pop_len(); +} + +void chromeos_dsdt_generator(struct device *dev) +{ + mainboard_chromeos_acpi_generate(); +} |