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feat: add time syscall & command in shell

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This commit is contained in:
Daniel Hammer
2026-02-18 17:34:36 +01:00
parent ea0d909f68
commit dfa86b272c
14 changed files with 171 additions and 3 deletions
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kernel/src/Api/Syscall.cpp
+17 -2
View File
@@ -5,6 +5,7 @@
*/
#include "Syscall.hpp"
#include <Timekeeping/Time.hpp>
#include <Terminal/Terminal.hpp>
#include <Fs/Vfs.hpp>
#include <Memory/Heap.hpp>
@@ -256,7 +257,18 @@ namespace Zenith {
return (rows << 32) | (cols & 0xFFFFFFFF);
}
static void Sys_Reset() {
static void Sys_GetTime(DateTime* out) {
if (out == nullptr) return;
Timekeeping::DateTime dt = Timekeeping::GetDateTime();
out->Year = dt.Year;
out->Month = dt.Month;
out->Day = dt.Day;
out->Hour = dt.Hour;
out->Minute = dt.Minute;
out->Second = dt.Second;
}
static void Sys_Reset() {
/*
Triple fault for now; TODO: implement UEFI runtime function for clean reboot.
@@ -349,6 +361,9 @@ namespace Zenith {
case SYS_SHUTDOWN:
/* Unimplemented */
return -1;
case SYS_GETTIME:
Sys_GetTime((DateTime*)frame->arg1);
return 0;
default:
return -1;
}
@@ -375,7 +390,7 @@ namespace Zenith {
Hal::WriteMSR(Hal::IA32_FMASK, 0x200);
Kt::KernelLogStream(Kt::OK, "Syscall") << "SYSCALL/SYSRET initialized (LSTAR="
<< kcp::hex << (uint64_t)SyscallEntry << kcp::dec << ", 26 syscalls)";
<< kcp::hex << (uint64_t)SyscallEntry << kcp::dec << ", 29 syscalls)";
}
}
kernel/src/Api/Syscall.hpp
+10
View File
@@ -39,6 +39,16 @@ namespace Zenith {
static constexpr uint64_t SYS_GETARGS = 25;
static constexpr uint64_t SYS_RESET = 26;
static constexpr uint64_t SYS_SHUTDOWN = 27;
static constexpr uint64_t SYS_GETTIME = 28;
struct DateTime {
uint16_t Year;
uint8_t Month;
uint8_t Day;
uint8_t Hour;
uint8_t Minute;
uint8_t Second;
};
struct FbInfo {
uint64_t width;