| // Copyright 2021 The Fuchsia Authors |
| // |
| // Use of this source code is governed by a MIT-style |
| // license that can be found in the LICENSE file or at |
| // https://opensource.org/licenses/MIT |
| |
| #include <lib/boot-options/boot-options.h> |
| |
| #include <lk/init.h> |
| #include <vm/physical_page_borrowing_config.h> |
| #include <vm/pmm.h> |
| |
| static void ppb_init_func(uint level) { |
| // One option per potential borrowing site. |
| pmm_physical_page_borrowing_config()->set_borrowing_in_supplypages_enabled( |
| gBootOptions->ppb_borrow_in_supplypages); |
| |
| pmm_physical_page_borrowing_config()->set_borrowing_on_mru_enabled( |
| gBootOptions->ppb_borrow_on_mru); |
| |
| // One option for whether decommit on contiguous VMO can work or returns ZX_ERR_NOT_SUPPORTED. |
| pmm_physical_page_borrowing_config()->set_loaning_enabled(gBootOptions->ppb_loan); |
| } |
| |
| LK_INIT_HOOK(ppb_init, &ppb_init_func, LK_INIT_LEVEL_VM) |
