Merge remote-tracking branch 'Drivers/master'

Drivers/include/regs.h

@@ -0,0 +1,106 @@
+/*
+	This file is part of Fennix Drivers.
+
+	Fennix Drivers is free software: you can redistribute it and/or
+	modify it under the terms of the GNU General Public License as
+	published by the Free Software Foundation, either version 3 of
+	the License, or (at your option) any later version.
+
+	Fennix Drivers is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with Fennix Drivers. If not, see <https://www.gnu.org/licenses/>.
+*/
+
+#ifndef __FENNIX_API_REGISTERS_H__
+#define __FENNIX_API_REGISTERS_H__
+
+#include <types.h>
+
+#if defined(__amd64__)
+
+typedef struct
+{
+	uint64_t r15; // General purpose
+	uint64_t r14; // General purpose
+	uint64_t r13; // General purpose
+	uint64_t r12; // General purpose
+	uint64_t r11; // General purpose
+	uint64_t r10; // General purpose
+	uint64_t r9;  // General purpose
+	uint64_t r8;  // General purpose
+
+	uint64_t rbp; // Base Pointer (meant for stack frames)
+	uint64_t rdi; // Destination index for string operations
+	uint64_t rsi; // Source index for string operations
+	uint64_t rdx; // Data (commonly extends the A register)
+	uint64_t rcx; // Counter
+	uint64_t rbx; // Base
+	uint64_t rax; // Accumulator
+
+	uint64_t InterruptNumber; // Interrupt Number
+	uint64_t ErrorCode;		  // Error code
+
+	uint64_t rip;	 // Instruction Pointer
+	uint64_t cs;	 // Code Segment
+	uint64_t rflags; // Register Flags
+	uint64_t rsp;	 // Stack Pointer
+	uint64_t ss;	 // Stack Segment
+} TrapFrame;
+
+#elif defined(__i386__)
+
+typedef struct
+{
+	uint32_t edi; // Destination index for string operations
+	uint32_t esi; // Source index for string operations
+	uint32_t ebp; // Base Pointer (meant for stack frames)
+	uint32_t esp; // Stack Pointer
+	uint32_t ebx; // Base
+	uint32_t edx; // Data (commonly extends the A register)
+	uint32_t ecx; // Counter
+	uint32_t eax; // Accumulator
+
+	uint32_t InterruptNumber; // Interrupt Number
+	uint32_t ErrorCode;		  // Error code
+
+	uint32_t eip;	 // Instruction Pointer
+	uint32_t cs;	 // Code Segment
+	uint32_t eflags; // Register Flags
+
+	uint32_t r3_esp; // Stack Pointer
+	uint32_t r3_ss;	 // Stack Segment
+} TrapFrame;
+
+#elif defined(__aarch64__)
+
+typedef struct
+{
+	uint64_t x19; // General purpose
+	uint64_t x20; // General purpose
+	uint64_t x21; // General purpose
+	uint64_t x22; // General purpose
+	uint64_t x23; // General purpose
+	uint64_t x24; // General purpose
+	uint64_t x25; // General purpose
+	uint64_t x26; // General purpose
+
+	uint64_t x27; // Stack frame pointer
+	uint64_t x28; // Link register
+	uint64_t x29; // Frame pointer
+	uint64_t x30; // Program counter
+
+	uint64_t sp_el0;				  // Stack pointer
+	uint64_t elr_el1;				  // Exception Link Register
+	uint64_t spsr_el1;				  // Saved Program Status Register
+	uint64_t ErrorCode /* esr_el1 */; // Exception Syndrome Register
+
+	uint64_t InterruptNumber /* iar_el1 */; // Interrupt Acknowledge Register
+} TrapFrame;
+
+#endif
+
+#endif // !__FENNIX_API_REGISTERS_H__