| // Copyright 2019 The Fuchsia Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include <ddk/debug.h> |
| #include <ddk/device.h> |
| #include <ddk/platform-defs.h> |
| #include <ddk/protocol/platform/bus.h> |
| #include "qemu-virt.h" |
| |
| static const pbus_bti_t sysmem_btis[] = { |
| { |
| .iommu_index = 0, |
| .bti_id = BTI_SYSMEM, |
| }, |
| }; |
| |
| static const pbus_dev_t sysmem_dev = { |
| .name = "sysmem", |
| .vid = PDEV_VID_GENERIC, |
| .pid = PDEV_PID_GENERIC, |
| .did = PDEV_DID_SYSMEM, |
| .bti_list = sysmem_btis, |
| .bti_count = countof(sysmem_btis), |
| }; |
| |
| zx_status_t qemu_sysmem_init(qemu_bus_t* bus) { |
| zx_status_t status; |
| |
| if ((status = pbus_protocol_device_add(&bus->pbus, ZX_PROTOCOL_SYSMEM, &sysmem_dev)) != ZX_OK) { |
| zxlogf(ERROR, "qemu_sysmem_init: pbus_protocol_device_add() failed for sysmem: %d\n", status); |
| return status; |
| } |
| |
| return ZX_OK; |
| } |