| /* SPDX-License-Identifier: GPL-2.0-only */ |
| |
| #include <amdblocks/data_fabric.h> |
| #include <device/device.h> |
| #include <types.h> |
| |
| /* Read the registers and return normalized values */ |
| void data_fabric_get_mmio_base_size(unsigned int reg, resource_t *mmio_base, |
| resource_t *mmio_limit) |
| { |
| const uint32_t base_reg = data_fabric_broadcast_read32(DF_MMIO_BASE(reg)); |
| const uint32_t limit_reg = data_fabric_broadcast_read32(DF_MMIO_LIMIT(reg)); |
| /* The raw register values are bits 47..16 of the actual address */ |
| *mmio_base = (resource_t)base_reg << DF_MMIO_SHIFT; |
| *mmio_limit = (((resource_t)limit_reg + 1) << DF_MMIO_SHIFT) - 1; |
| } |