changeset 558:6f8b15c2fb48

trying to track down major problem with storing variables in RAM.
author Robert McIntyre <rlm@mit.edu>
date Fri, 31 Aug 2012 04:22:08 -0500
parents cd54ac4a8701
children 91e99cc36bda
files clojure/com/aurellem/run/adv_choreo.clj
diffstat 1 files changed, 69 insertions(+), 29 deletions(-) [+]
line wrap: on
line diff
     1.1 --- a/clojure/com/aurellem/run/adv_choreo.clj	Fri Aug 31 02:01:34 2012 -0500
     1.2 +++ b/clojure/com/aurellem/run/adv_choreo.clj	Fri Aug 31 04:22:08 2012 -0500
     1.3 @@ -125,6 +125,44 @@
     1.4                2))])]
     1.5      (concat A B )))
     1.6  
     1.7 +
     1.8 +   ;; handle-delay*
     1.9 +        ;; (flatten
    1.10 +        ;;  [0xA7 ;; test if delay is zero
    1.11 +        ;;   ;; if delay is not 0, decrement and skip to cleanup
    1.12 +        ;;   0x28 ;; JR Z, skip this section if A==0
    1.13 +        ;;   4
    1.14 +        ;;   0x3D ;; dec A
    1.15 +        ;;   0x77 ;; (dec delay) -> delay
    1.16 +        ;;   0x18
    1.17 +        ;;   :to-cleanup])
    1.18 +
    1.19 +        ;; handle-glyph-count*
    1.20 +        ;; (flatten
    1.21 +        ;;  [;; if glyph-count is 0, go directly to stack-cleanup
    1.22 +
    1.23 +        ;;   ;;0x79 0xB0 ;; check if BC == 0
    1.24 +        ;;   0 0
    1.25 +        ;;   0x20 ;; JR NZ, skip if BC !=0
    1.26 +        ;;   2
    1.27 +        ;;   0 0
    1.28 +        ;;   ;;0x18
    1.29 +        ;;   ;;:to-stack-cleanup
    1.30 +        ;;   ])
    1.31 +;;        handle-glyph-count* [0 0 0 0]
    1.32 +        
    1.33 +
    1.34 +        ;; handle-delay
    1.35 +        ;; (replace {:to-cleanup
    1.36 +        ;;           (+ (count display-glyph) (count handle-glyph-count*))}
    1.37 +        ;;          handle-delay*)
    1.38 +
    1.39 +        ;; handle-glyph-count
    1.40 +        ;; (replace {:to-stack-cleanup
    1.41 +        ;;           (+ (count display-glyph) (count cleanup))}
    1.42 +        ;;          handle-glyph-count*)
    1.43 +
    1.44 +
    1.45  (defn glyph-display-program
    1.46    [start-address
    1.47     monitor-address
    1.48 @@ -153,9 +191,8 @@
    1.49            0xC5 0xD5 0xE5 0xF5
    1.50  
    1.51            ;; load data from data region into registers
    1.52 -
    1.53            0x21
    1.54 -          (disect-bytes-2 monitor-address-high)
    1.55 +          (reverse (disect-bytes-2 data-start))
    1.56  
    1.57            0x2A 0x47 ;; monitor-address-high -> B
    1.58            0x2A 0x4F ;; monitor-address-low  -> C
    1.59 @@ -163,37 +200,39 @@
    1.60            0x2A 0x57 ;; glyph-count-high -> D
    1.61            0x2A 0x5F ;; glyph-count-low  -> E
    1.62  
    1.63 -          0x2A ;; delay -> A
    1.64 +          0x7E ;; delay -> A
    1.65            ])
    1.66  
    1.67 -        handle-delay*
    1.68 -        (flatten
    1.69 -         [0xA7 ;; test if A is zero
    1.70 -          ;; if A is not 0, decrement  and skip to cleanup
    1.71 -          0x20
    1.72 -          5
    1.73 -          0x3D
    1.74 -          0x77
    1.75 -          0xC3
    1.76 -          :cleanup-address-low
    1.77 -          :cleanup-address-high])
    1.78 -
    1.79 -          
    1.80 -          
    1.81 +        display-glyph [0 0 0]               
    1.82          cleanup
    1.83          ;; restore all registers
    1.84 +
    1.85 +        (flatten
    1.86 +         [;; HL points to delay currently,
    1.87 +          ;; decrement HL and then restore everything
    1.88 +          
    1.89 +          0x03 ;; (inc monitor-address) -> monitor-address
    1.90 +          0x1B ;; (dec glyph-count) -> glyph-count
    1.91 +          
    1.92 +          ;; Reset HL to initial value
    1.93 +          0x21
    1.94 +          (reverse (disect-bytes-2 data-start))
    1.95 +
    1.96 +          0x78 0x22 ;; B -> monitor-address-high
    1.97 +          0x79 0x22 ;; C -> monitor-address-low
    1.98 +
    1.99 +          ;;0x7A 0x22 ;; D -> glyph-count-high
   1.100 +          ;;0x7B 0x22 ;; E -> glyph-count-low
   1.101 +          ])
   1.102 +         
   1.103 +        stack-cleanup
   1.104          [0xF1 0xE1 0xD1 0xC1]
   1.105  
   1.106 -        [cleanup-address-high
   1.107 -         cleanup-address-low] (disect-bytes-2
   1.108 -                               (+ start-address (count load-data)
   1.109 -                                  (count handle-delay*)))
   1.110 -        
   1.111 -        handle-delay
   1.112 -        (replace {:cleanup-address-low cleanup-address-low
   1.113 -                  :cleanup-address-high cleanup-address-high}
   1.114 -                 handle-delay*)]
   1.115 -    (concat load-data handle-delay cleanup)))
   1.116 +    ]
   1.117 +    (concat load-data
   1.118 +            ;;handle-delay handle-glyph-count
   1.119 +            display-glyph
   1.120 +            cleanup stack-cleanup)))
   1.121          
   1.122  
   1.123  
   1.124 @@ -208,7 +247,8 @@
   1.125                         (+ (count init) (count header)
   1.126                            start-address)
   1.127                         main-program-base-address 100
   1.128 -                       (- (count (program-data 0)) 100))
   1.129 +                       200)
   1.130 +                       ;;(- (count (program-data 0)) 100))
   1.131  
   1.132          state-machine-start-address
   1.133          (+ start-address (count init) (count header) (count glyph-display))
   1.134 @@ -231,7 +271,7 @@
   1.135  
   1.136  
   1.137  
   1.138 -(defn begin-glyph-bootstrap
   1.139 +(defn-memo begin-glyph-bootstrap
   1.140    ([] (begin-glyph-bootstrap (launch-main-bootstrap-program)))
   1.141    ([script]
   1.142       (let [glyph-init (glyph-init-program relocated-bootstrap-start)