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Kernel: Add dmesgln_pci logging for Kernel::PCI

Browse source 
A virtual method named device_name() was added to
Kernel::PCI to support logging the PCI::Device name
and address using dmesgln_pci. Previously, PCI::Device
did not store the device name.

All devices inheriting from PCI::Device now use dmesgln_pci where
they previously used dmesgln.
This commit is contained in:
Evan Smal 2022-12-28 17:55:04 -05:00 • committed by Jelle Raaijmakers
parent 6a5be5f1c5
commit 288a73ea0e
24 changed files with 90 additions and 52 deletions
Download patch file Download diff file Expand all files Collapse all files

2
Kernel/Storage/ATA/AHCI/Controller.cpp
View file

@ -27,7 +27,7 @@ UNMAP_AFTER_INIT NonnullLockRefPtr<AHCIController> AHCIController::initialize(PC
bool AHCIController::reset()
{
dmesgln("{}: AHCI controller reset", pci_address());
dmesgln_pci(*this, "{}: AHCI controller reset", pci_address());
{
SpinlockLocker locker(m_hba_control_lock);
hba().control_regs.ghc = 1;

2
Kernel/Storage/ATA/AHCI/Controller.h
View file

@ -27,6 +27,8 @@ public:
static NonnullLockRefPtr<AHCIController> initialize(PCI::DeviceIdentifier const& pci_device_identifier);
virtual ~AHCIController() override;
virtual StringView device_name() const override { return "AHCI"sv; }
virtual LockRefPtr<StorageDevice> device(u32 index) const override;
virtual bool reset() override;
virtual bool shutdown() override;

8
Kernel/Storage/NVMe/NVMeController.cpp
View file

@ -169,7 +169,7 @@ UNMAP_AFTER_INIT ErrorOr<void> NVMeController::identify_and_init_namespaces()
sub.identify.cns = NVMe_CNS_ID_ACTIVE_NS & 0xff;
status = submit_admin_command(sub, true);
if (status) {
dmesgln("Failed to identify active namespace command");
dmesgln_pci(*this, "Failed to identify active namespace command");
return EFAULT;
}
if (void* fault_at; !safe_memcpy(active_namespace_list, prp_dma_region->vaddr().as_ptr(), NVMe_IDENTIFY_SIZE, fault_at)) {
@ -192,7 +192,7 @@ UNMAP_AFTER_INIT ErrorOr<void> NVMeController::identify_and_init_namespaces()
sub.identify.nsid = nsid;
status = submit_admin_command(sub, true);
if (status) {
dmesgln("Failed identify namespace with nsid {}", nsid);
dmesgln_pci(*this, "Failed identify namespace with nsid {}", nsid);
return EFAULT;
}
static_assert(sizeof(IdentifyNamespace) == NVMe_IDENTIFY_SIZE);
@ -263,7 +263,7 @@ UNMAP_AFTER_INIT ErrorOr<void> NVMeController::create_admin_queue(Optional<u8> i
auto cq_size = round_up_to_power_of_two(CQ_SIZE(qdepth), 4096);
auto sq_size = round_up_to_power_of_two(SQ_SIZE(qdepth), 4096);
if (!reset_controller()) {
dmesgln("Failed to reset the NVMe controller");
dmesgln_pci(*this, "Failed to reset the NVMe controller");
return EFAULT;
}
{
@ -285,7 +285,7 @@ UNMAP_AFTER_INIT ErrorOr<void> NVMeController::create_admin_queue(Optional<u8> i
m_controller_regs->asq = reinterpret_cast<u64>(AK::convert_between_host_and_little_endian(sq_dma_pages.first().paddr().as_ptr()));
if (!start_controller()) {
dmesgln("Failed to restart the NVMe controller");
dmesgln_pci(*this, "Failed to restart the NVMe controller");
return EFAULT;
}
set_admin_queue_ready_flag();

1
Kernel/Storage/NVMe/NVMeController.h
View file

@ -30,6 +30,7 @@ public:
ErrorOr<void> initialize(bool is_queue_polled);
LockRefPtr<StorageDevice> device(u32 index) const override;
size_t devices_count() const override;
virtual StringView device_name() const override { return "NVMeController"sv; }
protected:
bool reset() override;