;; kernel-defs.gc
;; everything defined in the C Kernel / runtime

;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;;;; kscheme - InitHeapAndSymbol
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;

;; fixed symbols
(define-extern #f symbol)
(define-extern #t symbol)
(define-extern function type)
(define-extern basic type)
(define-extern string type)
(define-extern symbol type)
(define-extern type type)
(define-extern object type)
(define-extern link-block type)
(define-extern integer type)
(define-extern sinteger type)
(define-extern uinteger type)
(define-extern binteger type)
(define-extern int8 type)
(define-extern int16 type)
(define-extern int32 type)
(define-extern int64 type)
(define-extern int128 type)
(define-extern uint8 type)
(define-extern uint16 type)
(define-extern uint32 type)
(define-extern uint64 type)
(define-extern uint128 type)
(define-extern float type)
(define-extern process-tree type)
(define-extern process type)
(define-extern thread type)
(define-extern structure type)
(define-extern pair type)
(define-extern pointer type)
(define-extern number type)
(define-extern array type)
(define-extern vu-function type)
(define-extern connectable type)
(define-extern stack-frame type)
(define-extern file-stream type)
(define-extern kheap type)
(define-extern nothing (function none))
(define-extern delete-basic (function basic none))
(define-extern static symbol)
(define-extern global kheap)
(define-extern debug kheap)
(define-extern loading-level kheap)   ;; not a kheap at boot
(define-extern loading-package kheap) ;; not a kheap at boot
(define-extern process-level-heap kheap) ;; not a kheap at boot
(define-extern stack symbol)
(define-extern scratch symbol)
(define-extern *stratch-top* pointer)
(define-extern zero-func (function int))
;; asize-of-basic-func - has a bug
;; copy-basic-func - has a bug
;; level - unknown type
;; art-group
;; texture-page-dir
;; texture-page
;; sound
;; dgo
;; top-level

(defenum kmalloc-flags
  :bitfield #t
  (align-16    4)
  (align-64    6)
  (align-256   8)
  (memset     12)
  (top        13)
  )

(defenum link-flag
    :bitfield #t
    :type int32
    (output-load-msg 0)
    (output-load-true-msg 1)
    (execute-login 2)
    (print-login 3)
    (force-debug 4)
    (fast-link 5)
    )


(define-extern string->symbol (function string symbol))
(define-extern print (function object object))
(define-extern inspect (function object object))
(define-extern load (function string kheap object))
(define-extern loado (function string kheap object))
(define-extern unload (function string none))
(define-extern _format (function _varargs_ object))
(define-extern malloc (function symbol int pointer))
(define-extern kmalloc (function kheap int kmalloc-flags string pointer))
(define-extern new-dynamic-structure (function symbol type int structure))
(define-extern method-set! (function type int function none)) ;; may actually return function.
(define-extern link (function pointer pointer int kheap int pointer))
(define-extern dgo-load (function string kheap int int none))
(define-extern link-begin (function pointer (pointer uint8) int kheap link-flag int))
(define-extern link-resume (function int))
(define-extern mc-run (function none))
;; mc-format
;; mc-unformat
;; mc-create-file
;; mc-save
;; mc-load
(declare-type mc-slot-info structure)
(define-extern mc-sync (function int))
(define-extern mc-get-slot-info (function int mc-slot-info))

(define-extern mc-check-result (function int))
;; mc-makefile
;; kset-language

(define-extern *debug-segment* symbol)
(define-extern *enable-method-set* int)
;; *boot-video-mode* ?
(define-extern *deci-count* int)

;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;;;; klisten - InitListener
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;

;; *listener-link-block*
(define-extern *listener-function* (function object))
;; kernel-dispatcher
;; kernel-packages
(define-extern *print-column* binteger)
;; *print-column*

;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;;;; kmachine - InitMachineScheme
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;

;; put-display-env
;; syncv
(define-extern sync-path (function int int none))
(define-extern reset-path (function none))
(define-extern reset-graph (function int int int int none))
;; dma-sync
(define-extern dma-sync (function pointer int int int))
;; gs-put-imr
;; gs-get-imr
(define-extern gs-store-image (function object object object))
(define-extern flush-cache (function int none))
;; cpad-open
(declare-type cpad-info structure)
(define-extern cpad-open (function cpad-info int cpad-info))
(define-extern cpad-get-data (function cpad-info cpad-info))
(define-extern install-handler (function int (function int) int)) ;; check return val
;; install-debug-handler
;; file-stream-open
(define-extern file-stream-open (function file-stream basic basic file-stream))
(define-extern file-stream-close (function file-stream file-stream))
(define-extern file-stream-length (function file-stream int))
;; file-stream-seek
(define-extern file-stream-read (function file-stream pointer int int))
(define-extern file-stream-write (function file-stream pointer uint uint))
;; scf-get-language
;; scf-get-time
;; scf-get-aspect
;; scf-get-volume
;; scf-get-territory
;; scf-get-timeout
;; scf-get-inactive-timeout
;; dma-to-iop
(define-extern kernel-shutdown (function none))
;; aybabtu
;; *stack-top*
;; *stack-base*
;; *stack-size*
;; *kernel-boot-message*
;; *kernel-boot-mode*
;; *kernel-boot-level*

;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;;;; ksound - InitSoundScheme
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;

(define-extern rpc-call (function int uint uint uint int uint int uint))
(define-extern rpc-busy? (function int uint))


;;;;;;;;;;;;;;;;;;;;;;;;
;;;; kernel types
;;;;;;;;;;;;;;;;;;;;;;;;

;; These are types that are both:
;;  - set up in the kernel
;;  - not set up in GOAL code
;;  So these deftypes generate no code.

(defenum process-mask
    :bitfield #t :type uint32
    (execute         0) ;; 1
    (draw            1) ;; 2
    (pause           2) ;; 4
    (menu            3) ;; 8
    (progress        4) ;; 16
    (actor-pause     5) ;; 32
    (sleep           6) ;; 64
    (sleep-code      7) ;; 128
    (process-tree    8) ;; 256        not an actual process, just a "tree node" for organization
    (heap-shrunk     9) ;; 512
    (going          10) ;; 1024
    (movie          11) ;; 2048
    (movie-subject  12) ;; 4096
    (target         13) ;; 8192
    (sidekick       14) ;; 16384
    (crate          15) ;; 32768
    (collectable    16) ;; 65536
    (enemy          17) ;; 131072
    (camera         18) ;; 262144
    (platform       19) ;; 524288
    (ambient        20) ;; 1048576
    (entity         21) ;; 2097152
    (projectile     22) ;; 4194304
    (attackable     23) ;; 8388608
    (death          24) ;; 16777216
    )

(deftype process-tree (basic)
  ((name basic :offset-assert 4)
   (mask process-mask :offset-assert 8)
   (parent (pointer process-tree) :offset-assert 12)
   (brother (pointer process-tree) :offset-assert 16)
   (child (pointer process-tree) :offset-assert 20)
   (ppointer (pointer process-tree) :offset-assert 24)
   (self process-tree :offset-assert 28)
   )
  
  (:methods
   (new (symbol type basic) _type_ 0)
   (activate (_type_ process-tree basic pointer) process-tree 9)
   (deactivate  (_type_) none 10)
   (dummy-method-11 () none 11)
   (run-logic? (_type_) symbol 12)
   (dummy-method () none 13)
   )  
  
  :size-assert #x20
  :method-count-assert 14
  :no-runtime-type ;; already defined by kscheme. Don't do it again.
  )


(deftype stack-frame (basic)
  ((name basic :offset 4)
   (next stack-frame :offset 8) ;; which way does this point?
   )
  
  :size-assert #xc
  :method-count-assert 9
  :flag-assert #x90000000c
  :no-runtime-type ;; already constructed, don't do it again.
  )

;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;;;; vm functions
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;

;; These are functions used by the OpenGOAL PS2 VM components
;; These were made by us.

(define-extern vm-ptr (function int pointer))