drew/acadia
1
0
Fork 0
Code Issues 6 Pull requests Projects Releases Packages Wiki Activity Actions

Revert "[Zion][Yellowstone] First pass at adding PCI ioport access."

Browse source 
This reverts commit b677633248.
This commit is contained in:
Drew 2025-05-08 00:33:58 -07:00
parent b51d5966d4
commit bddf26b645
16 changed files with 199 additions and 337 deletions
Download patch file Download diff file Expand all files Collapse all files

44
zion/syscall/pci.cpp
View file

@ -1,44 +0,0 @@
#include "syscall/pci.h"
#include "object/pci_port.h"
#include "scheduler/scheduler.h"
z_err_t PciRead(ZPciReadReq* req) {
auto& curr_proc = gScheduler->CurrentProcess();
auto pci_cap = curr_proc.GetCapability(req->pci_cap);
RET_ERR(ValidateCapability<PciPort>(pci_cap, kZionPerm_Read));
*req->output = pci_cap->obj<PciPort>()->ReadAtOffset(req->bus, req->slot,
req->func, req->offset);
return glcr::OK;
}
z_err_t PciCreateBound(ZPciCreateBoundReq* req) {
auto& curr_proc = gScheduler->CurrentProcess();
auto pci_cap = curr_proc.GetCapability(req->pci_cap);
RET_ERR(ValidateCapability<PciPort>(pci_cap, kZionPerm_Duplicate));
*req->new_cap = curr_proc.AddNewCapability(
PciPortBound::Create(req->bus, req->slot, req->func));
return glcr::OK;
}
z_err_t PciReadBound(ZPciReadBoundReq* req) {
auto& curr_proc = gScheduler->CurrentProcess();
auto pci_cap = curr_proc.GetCapability(req->pci_cap);
RET_ERR(ValidateCapability<PciPortBound>(pci_cap, kZionPerm_Read));
*req->data = pci_cap->obj<PciPortBound>()->Read(req->offset);
return glcr::OK;
}
z_err_t PciWriteBound(ZPciWriteBoundReq* req) {
auto& curr_proc = gScheduler->CurrentProcess();
auto pci_cap = curr_proc.GetCapability(req->pci_cap);
RET_ERR(ValidateCapability<PciPortBound>(pci_cap, kZionPerm_Write));
pci_cap->obj<PciPortBound>()->Write(req->offset, req->data);
return glcr::OK;
}

6
zion/syscall/pci.h
View file

@ -1,6 +0,0 @@
#include "include/zcall.h"
z_err_t PciRead(ZPciReadReq* req);
z_err_t PciCreateBound(ZPciCreateBoundReq* req);
z_err_t PciReadBound(ZPciReadBoundReq* req);
z_err_t PciWriteBound(ZPciWriteBoundReq* req);