| // Copyright 2020 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 |
| |
| #ifndef ZIRCON_KERNEL_PLATFORM_PC_MEMORY_H_ |
| #define ZIRCON_KERNEL_PLATFORM_PC_MEMORY_H_ |
| |
| #include <zircon/types.h> |
| |
| // Reserve a region of memory used for MMIO device in early boot. |
| // |
| // May only be used in early boot, prior to the heap being initialised. |
| void mark_mmio_region_to_reserve(uint64_t base, size_t len); |
| |
| // Reserve a range of IO ports. |
| // |
| // May only be used in early boot, prior to the heap being initialised. |
| void mark_pio_region_to_reserve(uint64_t base, size_t len); |
| |
| #endif // ZIRCON_KERNEL_PLATFORM_PC_MEMORY_H_ |
