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kernel: add aarch64 architecture support

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Signed-off-by: EnderIce2 <enderice2@protonmail.com>
This commit is contained in:
EnderIce2
2025-01-10 17:26:26 +02:00
parent 07abdd9f6c
commit e6933acfb0
62 changed files with 1009 additions and 299 deletions
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40
Kernel/core/driver/api.cpp
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@ -76,17 +76,15 @@ namespace v0
cs = Flags & (1 << 9);
asmv("cli");
#elif defined(__arm__) || defined(__aarch64__)
return cs;
uintptr_t Flags;
asmv("mrs %0, cpsr"
: "=r"(Flags));
cs = Flags & (1 << 7);
asmv("cpsid i");
#elif defined(__aarch64__)
stub;
return 0;
#endif
return cs;
}
void LeaveCriticalSection(dev_t DriverID, CriticalState PreviousState)
@ -101,7 +99,7 @@ namespace v0
#elif defined(__arm__) || defined(__aarch64__)
if (PreviousState)
asmv("cpsie i");
stub;
#endif
}
@ -284,15 +282,18 @@ namespace v0
{
dbg_api("%d, %d", DriverID, IRQ);
#if defined(__amd64__) || defined(__i386__)
if (IRQ >= 8)
outb(PIC2_CMD, _PIC_EOI);
outb(PIC1_CMD, _PIC_EOI);
#endif
}
void IRQ_MASK(dev_t DriverID, uint8_t IRQ)
{
dbg_api("%d, %d", DriverID, IRQ);
#if defined(__amd64__) || defined(__i386__)
uint16_t port;
uint8_t value;
@ -306,12 +307,14 @@ namespace v0
value = inb(port) | (1 << IRQ);
outb(port, value);
#endif
}
void IRQ_UNMASK(dev_t DriverID, uint8_t IRQ)
{
dbg_api("%d, %d", DriverID, IRQ);
#if defined(__amd64__) || defined(__i386__)
uint16_t port;
uint8_t value;
@ -325,12 +328,14 @@ namespace v0
value = inb(port) & ~(1 << IRQ);
outb(port, value);
#endif
}
void PS2Wait(dev_t DriverID, const bool Output)
{
dbg_api("%d, %d", DriverID, Output);
#if defined(__amd64__) || defined(__i386__)
int Timeout = 100000;
PS2_STATUSES Status = {.Raw = inb(PS2_STATUS)};
while (Timeout--)
@ -349,38 +354,51 @@ namespace v0
}
warn("PS/2 controller timeout! (Status: %#x, %d)", Status, Output);
#endif
}
void PS2WriteCommand(dev_t DriverID, uint8_t Command)
{
dbg_api("%d, %d", DriverID, Command);
#if defined(__amd64__) || defined(__i386__)
WaitInput;
outb(PS2_CMD, Command);
#endif
}
void PS2WriteData(dev_t DriverID, uint8_t Data)
{
dbg_api("%d, %d", DriverID, Data);
#if defined(__amd64__) || defined(__i386__)
WaitInput;
outb(PS2_DATA, Data);
#endif
}
uint8_t PS2ReadData(dev_t DriverID)
{
dbg_api("%d", DriverID);
#if defined(__amd64__) || defined(__i386__)
WaitOutput;
return inb(PS2_DATA);
#elif defined(__aarch64__)
return 0;
#endif
}
uint8_t PS2ReadStatus(dev_t DriverID)
{
dbg_api("%d", DriverID);
#if defined(__amd64__) || defined(__i386__)
WaitOutput;
return inb(PS2_STATUS);
#elif defined(__aarch64__)
return 0;
#endif
}
uint8_t PS2ReadAfterACK(dev_t DriverID)
@ -388,11 +406,13 @@ namespace v0
dbg_api("%d", DriverID);
uint8_t ret = PS2ReadData(DriverID);
#if defined(__amd64__) || defined(__i386__)
while (ret == PS2_ACK)
{
WaitOutput;
ret = inb(PS2_DATA);
}
#endif
return ret;
}
@ -400,6 +420,7 @@ namespace v0
{
dbg_api("%d", DriverID);
#if defined(__amd64__) || defined(__i386__)
PS2_STATUSES Status;
int timeout = 0x500;
while (timeout--)
@ -409,6 +430,7 @@ namespace v0
return;
inb(PS2_DATA);
}
#endif
}
int PS2ACKTimeout(dev_t DriverID)