#pragma once

#include <stdint.h>

/* ------------------------------
 * Error Types
 *
 * Bit 31 always set to 1 to
 * distinguish from user-space errors.
 * ------------------------------*/
#define Z_OK 0x0

#define Z_ERR_NOT_FOUND 0x1000'0001
#define Z_ERR_INVALID 0x1000'0002
#define Z_ERR_DENIED 0x1000'0003
#define Z_ERR_UNIMPLEMENTED 0x1000'0004
#define Z_ERR_BUFF_SIZE 001000'0005
#define Z_ERR_NULL 0x1000'0006
#define Z_ERR_EXISTS 0x1000'0007
#define Z_ERR_EMPTY 0x1000'0008

#define Z_ERR_CAP_NOT_FOUND 0x1001'0000
#define Z_ERR_CAP_TYPE 0x1001'0001
#define Z_ERR_CAP_DENIED 0x1001'0002

typedef uint64_t z_err_t;

/* ------------------------------
 * Syscall Types
 * ------------------------------*/

// Process Calls.
const uint64_t kZionProcessExit = 0x1;
const uint64_t kZionProcessSpawn = 0x2;

// Thread Calls.
const uint64_t kZionThreadCreate = 0x10;
const uint64_t kZionThreadStart = 0x11;
const uint64_t kZionThreadExit = 0x12;

// Memory Calls
const uint64_t kZionAddressSpaceMap = 0x21;
const uint64_t kZionAddressSpaceUnMap = 0x21;

const uint64_t kZionMemoryObjectCreate = 0x30;
const uint64_t kZionMemoryObjectCreatePhysical = 0x31;
const uint64_t kZionMemoryObjectCreateContiguous = 0x32;

const uint64_t kZionTempPcieConfigObjectCreate = 0x3F;

// IPC Calls
const uint64_t kZionChannelCreate = 0x40;
const uint64_t kZionChannelSend = 0x41;
const uint64_t kZionChannelRecv = 0x42;
const uint64_t kZionChannelSendRecv = 0x43;

const uint64_t kZionPortCreate = 0x50;
const uint64_t kZionPortSend = 0x51;
const uint64_t kZionPortRecv = 0x52;
const uint64_t kZionPortPoll = 0x53;

const uint64_t kZionIrqRegister = 0x58;

#define Z_IRQ_PCI_BASE 0x30

// Capability Calls
const uint64_t kZionCapDuplicate = 0x70;

// Debugging Calls.
const uint64_t kZionDebug = 0x1'0000;

/* ------------------------------
 * Capability Types
 * ------------------------------*/

typedef uint64_t z_cap_t;

#define Z_INVALID 0x0

// General Capability Permissions
#define ZC_WRITE 0x01
#define ZC_READ 0x02

// Capability Specific Permissions
#define ZC_PROC_SPAWN_PROC 0x100
#define ZC_PROC_SPAWN_THREAD 0x200

/* ------------------------------
 * Process Init Types
 *
 * Used to pull capabilites off
 * the initialization port.
 *
 * Start at a high number only to
 * make them distinctive as a raw
 * value.
 * ------------------------------*/
#define Z_INIT_SELF_PROC 0x4000'0000
#define Z_INIT_SELF_VMAS 0x4000'0001

#define Z_INIT_CHANNEL 0x4100'0000

#define Z_BOOT_DENALI_VMMO 0x4200'0000