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Kernel: Expose SMBIOS blobs in ProcFS

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Liav A 2021-01-29 13:10:18 +02:00 • committed by Andreas Kling
parent e4e74c48ea
commit df59b80e23
5 changed files with 252 additions and 0 deletions
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23
Kernel/FileSystem/ProcFS.cpp
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@ -32,6 +32,7 @@
#include <Kernel/Arch/i386/ProcessorInfo.h>
#include <Kernel/CommandLine.h>
#include <Kernel/Console.h>
#include <Kernel/DMI.h>
#include <Kernel/Debug.h>
#include <Kernel/Devices/BlockDevice.h>
#include <Kernel/Devices/KeyboardDevice.h>
@ -86,6 +87,8 @@ enum ProcFileType {
FI_Root_cpuinfo,
FI_Root_dmesg,
FI_Root_interrupts,
FI_Root_dmi,
FI_Root_smbios_entry_point,
FI_Root_keymap,
FI_Root_pci,
FI_Root_devices,
@ -377,6 +380,24 @@ static bool procfs$pci(InodeIdentifier, KBufferBuilder& builder)
return true;
}
static bool procfs$dmi(InodeIdentifier, KBufferBuilder& builder)
{
if (!DMIExpose::the().is_available())
return false;
auto structures_ptr = DMIExpose::the().structure_table();
builder.append_bytes(ReadonlyBytes { structures_ptr->data(), structures_ptr->size() });
return true;
}
static bool procfs$smbios_entry_point(InodeIdentifier, KBufferBuilder& builder)
{
if (!DMIExpose::the().is_available())
return false;
auto structures_ptr = DMIExpose::the().entry_point();
builder.append_bytes(ReadonlyBytes { structures_ptr->data(), structures_ptr->size() });
return true;
}
static bool procfs$interrupts(InodeIdentifier, KBufferBuilder& builder)
{
JsonArraySerializer array { builder };
@ -1628,6 +1649,8 @@ ProcFS::ProcFS()
m_entries[FI_Root_self] = { "self", FI_Root_self, false, procfs$self };
m_entries[FI_Root_pci] = { "pci", FI_Root_pci, false, procfs$pci };
m_entries[FI_Root_interrupts] = { "interrupts", FI_Root_interrupts, false, procfs$interrupts };
m_entries[FI_Root_dmi] = { "DMI", FI_Root_dmi, false, procfs$dmi };
m_entries[FI_Root_smbios_entry_point] = { "smbios_entry_point", FI_Root_smbios_entry_point, false, procfs$smbios_entry_point };
m_entries[FI_Root_keymap] = { "keymap", FI_Root_keymap, false, procfs$keymap };
m_entries[FI_Root_devices] = { "devices", FI_Root_devices, false, procfs$devices };
m_entries[FI_Root_uptime] = { "uptime", FI_Root_uptime, false, procfs$uptime };