#ifndef __HEADER_SYSCALL_H
#define __HEADER_SYSCALL_H

#include <aal/memconst.h>

#define NUM_SYSCALLS 255

#define REQUEST_PAGE_COUNT              16
#define RESPONSE_PAGE_COUNT             16
#define DOORBELL_PAGE_COUNT             1
#define SCD_RESERVED_COUNT \
	(REQUEST_PAGE_COUNT + RESPONSE_PAGE_COUNT + DOORBELL_PAGE_COUNT)

#define SCD_MSG_PREPARE_PROCESS         0x1
#define SCD_MSG_PREPARE_PROCESS_ACKED   0x2
#define SCD_MSG_SCHEDULE_PROCESS        0x3

#define SCD_MSG_INIT_CHANNEL            0x5
#define SCD_MSG_INIT_CHANNEL_ACKED      0x6

#define SCD_MSG_SYSCALL_ONESIDE         0x4

#define ARCH_SET_GS 0x1001
#define ARCH_SET_FS 0x1002
#define ARCH_GET_FS 0x1003
#define ARCH_GET_GS 0x1004

/* Cloning flags.  */
# define CSIGNAL       0x000000ff /* Signal mask to be sent at exit.  */
# define CLONE_VM      0x00000100 /* Set if VM shared between processes.  */
# define CLONE_FS      0x00000200 /* Set if fs info shared between processes.  */
# define CLONE_FILES   0x00000400 /* Set if open files shared between processes.  */
# define CLONE_SIGHAND 0x00000800 /* Set if signal handlers shared.  */
# define CLONE_PTRACE  0x00002000 /* Set if tracing continues on the child.  */
# define CLONE_VFORK   0x00004000 /* Set if the parent wants the child to
				     wake it up on mm_release.  */
# define CLONE_PARENT  0x00008000 /* Set if we want to have the same
				     parent as the cloner.  */
# define CLONE_THREAD  0x00010000 /* Set to add to same thread group.  */
# define CLONE_NEWNS   0x00020000 /* Set to create new namespace.  */
# define CLONE_SYSVSEM 0x00040000 /* Set to shared SVID SEM_UNDO semantics.  */
# define CLONE_SETTLS  0x00080000 /* Set TLS info.  */
# define CLONE_PARENT_SETTID 0x00100000 /* Store TID in userlevel buffer
					   before MM copy.  */
# define CLONE_CHILD_CLEARTID 0x00200000 /* Register exit futex and memory
					    location to clear.  */
# define CLONE_DETACHED 0x00400000 /* Create clone detached.  */
# define CLONE_UNTRACED 0x00800000 /* Set if the tracing process can't
				      force CLONE_PTRACE on this clone.  */
# define CLONE_CHILD_SETTID 0x01000000 /* Store TID in userlevel buffer in
					  the child.  */
# define CLONE_NEWUTS	0x04000000	/* New utsname group.  */
# define CLONE_NEWIPC	0x08000000	/* New ipcs.  */
# define CLONE_NEWUSER	0x10000000	/* New user namespace.  */
# define CLONE_NEWPID	0x20000000	/* New pid namespace.  */
# define CLONE_NEWNET	0x40000000	/* New network namespace.  */
# define CLONE_IO	0x80000000	/* Clone I/O context.  */

struct user_desc {
	unsigned int  entry_number;
	unsigned int  base_addr;
	unsigned int  limit;
	unsigned int  seg_32bit:1;
	unsigned int  contents:2;
	unsigned int  read_exec_only:1;
	unsigned int  limit_in_pages:1;
	unsigned int  seg_not_present:1;
	unsigned int  useable:1;
	unsigned int  lm:1;
};
struct ikc_scd_packet {
	int msg;
	int ref;
	unsigned long arg;
};

struct program_image_section {
	unsigned long vaddr;
	unsigned long len;
	unsigned long remote_pa;
	unsigned long filesz, offset;
	void *source;
};

struct program_load_desc {
	int num_sections;
	int status;
	int cpu;
	int pid;
	unsigned long entry;
	unsigned long rprocess;
	struct program_image_section sections[0];
};

struct ikc_scd_init_param {
	unsigned long request_page;
	unsigned long response_page;
	unsigned long doorbell_page;
	unsigned long post_page;
};

struct syscall_request {
	unsigned long valid;
	unsigned long number;
	unsigned long args[6];
};

struct syscall_response {
	unsigned long status;
	long ret;
};

struct syscall_post {
	unsigned long v[8];
};

struct syscall_params {
	unsigned long request_rpa, request_pa;
	struct syscall_request *request_va;
	unsigned long response_pa;
	struct syscall_response *response_va;

	unsigned long doorbell_rpa, doorbell_pa;
	unsigned long *doorbell_va;

	unsigned int post_idx;
	unsigned long post_rpa, post_pa;
	struct syscall_post *post_va;
	unsigned long post_fin;
	struct syscall_post post_buf AAL_DMA_ALIGN;
};

#endif