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[/] [eco32/] [trunk/] [hwtests/] [memtest1/] [memtest1.s] - Blame information for rev 14

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;
; memtest1.s -- memory test
;
 
; $2 temporary
; $3 tbl address
; $4 mem address
; $7 character to output
; $8 I/O base
; $10 reference value
 
        .set    mem_base,0xC0000000
        .set    io_base,0xF0300000
 
        ;
        ; write memory (words)
        ;
wwrite:
        add     $4,$0,mem_base
        add     $3,$0,tbl
        ldw     $2,$3,0
        stw     $2,$4,0
        add     $7,$0,'.'
        jal     out
        ldw     $2,$3,4
        stw     $2,$4,4
        add     $7,$0,'.'
        jal     out
        ldw     $2,$3,8
        stw     $2,$4,8
        add     $7,$0,'.'
        jal     out
        ldw     $2,$3,12
        stw     $2,$4,12
        add     $7,$0,'.'
        jal     out
        add     $7,$0,0x0D
        jal     out
        add     $7,$0,0x0A
        jal     out
        ;
        ; read memory (words)
        ;
wread0:
        ldw     $10,$3,0
        ldw     $2,$4,0
        bne     $10,$2,wread0n
        add     $7,$0,'.'
        jal     out
        j       wread1
wread0n:
        add     $7,$0,'?'
        jal     out
wread1:
        ldw     $10,$3,4
        ldw     $2,$4,4
        bne     $10,$2,wread1n
        add     $7,$0,'.'
        jal     out
        j       wread2
wread1n:
        add     $7,$0,'?'
        jal     out
wread2:
        ldw     $10,$3,8
        ldw     $2,$4,8
        bne     $10,$2,wread2n
        add     $7,$0,'.'
        jal     out
        j       wread3
wread2n:
        add     $7,$0,'?'
        jal     out
wread3:
        ldw     $10,$3,12
        ldw     $2,$4,12
        bne     $10,$2,wread3n
        add     $7,$0,'.'
        jal     out
        j       wread4
wread3n:
        add     $7,$0,'?'
        jal     out
wread4:
        add     $7,$0,0x0D
        jal     out
        add     $7,$0,0x0A
        jal     out
        add     $7,$0,0x0D
        jal     out
        add     $7,$0,0x0A
        jal     out
        ;
        ; write memory (halfwords)
        ;
hwrite:
        add     $4,$0,mem_base
        add     $3,$0,tbl
        ldhu    $2,$3,16
        sth     $2,$4,16
        add     $7,$0,'.'
        jal     out
        ldhu    $2,$3,18
        sth     $2,$4,18
        add     $7,$0,'.'
        jal     out
        ldhu    $2,$3,20
        sth     $2,$4,20
        add     $7,$0,'.'
        jal     out
        ldhu    $2,$3,22
        sth     $2,$4,22
        add     $7,$0,'.'
        jal     out
        add     $7,$0,0x0D
        jal     out
        add     $7,$0,0x0A
        jal     out
        ;
        ; read memory (halfwords)
        ;
hread0:
        ldhu    $10,$3,16
        ldhu    $2,$4,16
        bne     $10,$2,hread0n
        add     $7,$0,'.'
        jal     out
        j       hread1
hread0n:
        add     $7,$0,'?'
        jal     out
hread1:
        ldhu    $10,$3,18
        ldhu    $2,$4,18
        bne     $10,$2,hread1n
        add     $7,$0,'.'
        jal     out
        j       hread2
hread1n:
        add     $7,$0,'?'
        jal     out
hread2:
        ldhu    $10,$3,20
        ldhu    $2,$4,20
        bne     $10,$2,hread2n
        add     $7,$0,'.'
        jal     out
        j       hread3
hread2n:
        add     $7,$0,'?'
        jal     out
hread3:
        ldhu    $10,$3,22
        ldhu    $2,$4,22
        bne     $10,$2,hread3n
        add     $7,$0,'.'
        jal     out
        j       hread4
hread3n:
        add     $7,$0,'?'
        jal     out
hread4:
        add     $7,$0,0x0D
        jal     out
        add     $7,$0,0x0A
        jal     out
        add     $7,$0,0x0D
        jal     out
        add     $7,$0,0x0A
        jal     out
        ;
        ; write memory (bytes)
        ;
bwrite:
        add     $4,$0,mem_base
        add     $3,$0,tbl
        ldbu    $2,$3,32
        stb     $2,$4,32
        add     $7,$0,'.'
        jal     out
        ldbu    $2,$3,33
        stb     $2,$4,33
        add     $7,$0,'.'
        jal     out
        ldbu    $2,$3,34
        stb     $2,$4,34
        add     $7,$0,'.'
        jal     out
        ldbu    $2,$3,35
        stb     $2,$4,35
        add     $7,$0,'.'
        jal     out
        add     $7,$0,0x0D
        jal     out
        add     $7,$0,0x0A
        jal     out
        ;
        ; read memory (bytes)
        ;
bread0:
        ldbu    $10,$3,32
        ldbu    $2,$4,32
        bne     $10,$2,bread0n
        add     $7,$0,'.'
        jal     out
        j       bread1
bread0n:
        add     $7,$0,'?'
        jal     out
bread1:
        ldbu    $10,$3,33
        ldbu    $2,$4,33
        bne     $10,$2,bread1n
        add     $7,$0,'.'
        jal     out
        j       bread2
bread1n:
        add     $7,$0,'?'
        jal     out
bread2:
        ldbu    $10,$3,34
        ldbu    $2,$4,34
        bne     $10,$2,bread2n
        add     $7,$0,'.'
        jal     out
        j       bread3
bread2n:
        add     $7,$0,'?'
        jal     out
bread3:
        ldbu    $10,$3,35
        ldbu    $2,$4,35
        bne     $10,$2,bread3n
        add     $7,$0,'.'
        jal     out
        j       bread4
bread3n:
        add     $7,$0,'?'
        jal     out
bread4:
        add     $7,$0,0x0D
        jal     out
        add     $7,$0,0x0A
        jal     out
        add     $7,$0,0x0D
        jal     out
        add     $7,$0,0x0A
        jal     out
        ;
        ; finally, halt
        ;
halt:
        j       halt
 
        ;
        ; output on terminal
        ;
out:
        add     $8,$0,io_base
out1:
        ldw     $9,$8,8
        and     $9,$9,1
        beq     $9,$0,out1
        stw     $7,$8,12
        jr      $31
 
        ;
        ; table of random values
        ;
        .align  4
tbl:
        .byte   0x45,0x23,0x98,0x48,0xDC,0x5C,0x94,0x58
        .byte   0x1F,0x7C,0x58,0xD7,0x41,0x1E,0xA9,0xE1
        .byte   0x00,0x62,0x08,0x27,0x23,0xE9,0xCD,0x43
        .byte   0x0F,0x25,0xF9,0x72,0xC2,0xD7,0xC4,0x07
        .byte   0xFB,0x5D,0x50,0xD7,0xBA,0xE4,0x30,0xD9
        .byte   0x61,0x89,0xB1,0xA3,0xA8,0x5A,0x84,0xA8
        .byte   0xBD,0x8C,0xD0,0xE0,0x76,0x9E,0x24,0x86
        .byte   0xC4,0x1D,0xF8,0x86,0xF5,0xBD,0x8D,0xF0
        .byte   0x1A,0xDD,0xC8,0xD4,0xC2,0xF8,0xAD,0x23
        .byte   0x82,0x5F,0xC6,0x2A,0xB9,0x4A,0xD3,0x77
        .byte   0xD7,0xA4,0x58,0x4E,0x42,0x7C,0xD4,0x06
        .byte   0x9A,0xCC,0x8D,0x8F,0x89,0x1B,0x7F,0xA4
        .byte   0xF9,0x48,0x78,0xBB,0x40,0x26,0xDE,0xC3
        .byte   0x85,0xA5,0xED,0x3F,0xF0,0xC1,0xB7,0xC7
        .byte   0x65,0x0F,0x15,0xA8,0x8C,0xE9,0xAF,0x26
        .byte   0xB6,0x3C,0xB6,0x40,0x57,0x35,0xE4,0x50
        .byte   0x7E,0x5D,0x0B,0xBF,0x84,0xEA,0x82,0x0A
        .byte   0x8F,0x70,0x4A,0x7F,0x31,0x02,0x47,0x96
        .byte   0x12,0x5D,0x3F,0x9E,0x47,0xEE,0xC5,0xFD
        .byte   0x2B,0x7B,0x3E,0x82,0xB1,0x23,0xD3,0x2F
        .byte   0x81,0xDF,0xEE,0x06,0xCA,0x70,0x11,0x59
        .byte   0xE0,0x5B,0xD9,0x11,0x5E,0x21,0xA8,0x70
        .byte   0x7E,0xE7,0x0E,0xC5,0xD6,0xD4,0xC3,0x01
        .byte   0x4F,0x01,0x84,0x01,0x24,0x57,0x30,0xA5
        .byte   0x37,0x1E,0xAC,0x01,0x8F,0xBD,0x5A,0x70
        .byte   0x18,0x34,0x82,0x77,0x55,0x2A,0xE7,0xD3
        .byte   0x12,0xF6,0x99,0xE8,0xCA,0x5C,0xEA,0x1A
        .byte   0x5D,0x6E,0x1B,0x82,0xC5,0x4B,0x28,0xFD
        .byte   0x6A,0xD4,0xFE,0xFA,0x91,0x59,0x6A,0xAA
        .byte   0x8D,0xEC,0x21,0xE3,0x17,0x09,0xB7,0x29
        .byte   0xFF,0x50,0x12,0xC9,0xAC,0xFC,0xE3,0x0A
        .byte   0x6B,0xFF,0x8D,0x31,0x4A,0xB5,0x2E,0xB5
        .byte   0x8A
augment:
        .byte   0x45,0x23,0x98

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[/] [eco32/] [trunk/] [hwtests/] [memtest1/] [memtest1.s] - Blame information for rev 14

Line No.	Rev	Author	Line
1	14	hellwig	`;`
2			`; memtest1.s -- memory test`
3			`;`
4
5			`; $2 temporary`
6			`; $3 tbl address`
7			`; $4 mem address`
8			`; $7 character to output`
9			`; $8 I/O base`
10			`; $10 reference value`
11
12			`.set mem_base,0xC0000000`
13			`.set io_base,0xF0300000`
14
15			`;`
16			`; write memory (words)`
17			`;`
18			`wwrite:`
19			`add $4,$0,mem_base`
20			`add $3,$0,tbl`
21			`ldw $2,$3,0`
22			`stw $2,$4,0`
23			`add $7,$0,'.'`
24			`jal out`
25			`ldw $2,$3,4`
26			`stw $2,$4,4`
27			`add $7,$0,'.'`
28			`jal out`
29			`ldw $2,$3,8`
30			`stw $2,$4,8`
31			`add $7,$0,'.'`
32			`jal out`
33			`ldw $2,$3,12`
34			`stw $2,$4,12`
35			`add $7,$0,'.'`
36			`jal out`
37			`add $7,$0,0x0D`
38			`jal out`
39			`add $7,$0,0x0A`
40			`jal out`
41			`;`
42			`; read memory (words)`
43			`;`
44			`wread0:`
45			`ldw $10,$3,0`
46			`ldw $2,$4,0`
47			`bne $10,$2,wread0n`
48			`add $7,$0,'.'`
49			`jal out`
50			`j wread1`
51			`wread0n:`
52			`add $7,$0,'?'`
53			`jal out`
54			`wread1:`
55			`ldw $10,$3,4`
56			`ldw $2,$4,4`
57			`bne $10,$2,wread1n`
58			`add $7,$0,'.'`
59			`jal out`
60			`j wread2`
61			`wread1n:`
62			`add $7,$0,'?'`
63			`jal out`
64			`wread2:`
65			`ldw $10,$3,8`
66			`ldw $2,$4,8`
67			`bne $10,$2,wread2n`
68			`add $7,$0,'.'`
69			`jal out`
70			`j wread3`
71			`wread2n:`
72			`add $7,$0,'?'`
73			`jal out`
74			`wread3:`
75			`ldw $10,$3,12`
76			`ldw $2,$4,12`
77			`bne $10,$2,wread3n`
78			`add $7,$0,'.'`
79			`jal out`
80			`j wread4`
81			`wread3n:`
82			`add $7,$0,'?'`
83			`jal out`
84			`wread4:`
85			`add $7,$0,0x0D`
86			`jal out`
87			`add $7,$0,0x0A`
88			`jal out`
89			`add $7,$0,0x0D`
90			`jal out`
91			`add $7,$0,0x0A`
92			`jal out`
93			`;`
94			`; write memory (halfwords)`
95			`;`
96			`hwrite:`
97			`add $4,$0,mem_base`
98			`add $3,$0,tbl`
99			`ldhu $2,$3,16`
100			`sth $2,$4,16`
101			`add $7,$0,'.'`
102			`jal out`
103			`ldhu $2,$3,18`
104			`sth $2,$4,18`
105			`add $7,$0,'.'`
106			`jal out`
107			`ldhu $2,$3,20`
108			`sth $2,$4,20`
109			`add $7,$0,'.'`
110			`jal out`
111			`ldhu $2,$3,22`
112			`sth $2,$4,22`
113			`add $7,$0,'.'`
114			`jal out`
115			`add $7,$0,0x0D`
116			`jal out`
117			`add $7,$0,0x0A`
118			`jal out`
119			`;`
120			`; read memory (halfwords)`
121			`;`
122			`hread0:`
123			`ldhu $10,$3,16`
124			`ldhu $2,$4,16`
125			`bne $10,$2,hread0n`
126			`add $7,$0,'.'`
127			`jal out`
128			`j hread1`
129			`hread0n:`
130			`add $7,$0,'?'`
131			`jal out`
132			`hread1:`
133			`ldhu $10,$3,18`
134			`ldhu $2,$4,18`
135			`bne $10,$2,hread1n`
136			`add $7,$0,'.'`
137			`jal out`
138			`j hread2`
139			`hread1n:`
140			`add $7,$0,'?'`
141			`jal out`
142			`hread2:`
143			`ldhu $10,$3,20`
144			`ldhu $2,$4,20`
145			`bne $10,$2,hread2n`
146			`add $7,$0,'.'`
147			`jal out`
148			`j hread3`
149			`hread2n:`
150			`add $7,$0,'?'`
151			`jal out`
152			`hread3:`
153			`ldhu $10,$3,22`
154			`ldhu $2,$4,22`
155			`bne $10,$2,hread3n`
156			`add $7,$0,'.'`
157			`jal out`
158			`j hread4`
159			`hread3n:`
160			`add $7,$0,'?'`
161			`jal out`
162			`hread4:`
163			`add $7,$0,0x0D`
164			`jal out`
165			`add $7,$0,0x0A`
166			`jal out`
167			`add $7,$0,0x0D`
168			`jal out`
169			`add $7,$0,0x0A`
170			`jal out`
171			`;`
172			`; write memory (bytes)`
173			`;`
174			`bwrite:`
175			`add $4,$0,mem_base`
176			`add $3,$0,tbl`
177			`ldbu $2,$3,32`
178			`stb $2,$4,32`
179			`add $7,$0,'.'`
180			`jal out`
181			`ldbu $2,$3,33`
182			`stb $2,$4,33`
183			`add $7,$0,'.'`
184			`jal out`
185			`ldbu $2,$3,34`
186			`stb $2,$4,34`
187			`add $7,$0,'.'`
188			`jal out`
189			`ldbu $2,$3,35`
190			`stb $2,$4,35`
191			`add $7,$0,'.'`
192			`jal out`
193			`add $7,$0,0x0D`
194			`jal out`
195			`add $7,$0,0x0A`
196			`jal out`
197			`;`
198			`; read memory (bytes)`
199			`;`
200			`bread0:`
201			`ldbu $10,$3,32`
202			`ldbu $2,$4,32`
203			`bne $10,$2,bread0n`
204			`add $7,$0,'.'`
205			`jal out`
206			`j bread1`
207			`bread0n:`
208			`add $7,$0,'?'`
209			`jal out`
210			`bread1:`
211			`ldbu $10,$3,33`
212			`ldbu $2,$4,33`
213			`bne $10,$2,bread1n`
214			`add $7,$0,'.'`
215			`jal out`
216			`j bread2`
217			`bread1n:`
218			`add $7,$0,'?'`
219			`jal out`
220			`bread2:`
221			`ldbu $10,$3,34`
222			`ldbu $2,$4,34`
223			`bne $10,$2,bread2n`
224			`add $7,$0,'.'`
225			`jal out`
226			`j bread3`
227			`bread2n:`
228			`add $7,$0,'?'`
229			`jal out`
230			`bread3:`
231			`ldbu $10,$3,35`
232			`ldbu $2,$4,35`
233			`bne $10,$2,bread3n`
234			`add $7,$0,'.'`
235			`jal out`
236			`j bread4`
237			`bread3n:`
238			`add $7,$0,'?'`
239			`jal out`
240			`bread4:`
241			`add $7,$0,0x0D`
242			`jal out`
243			`add $7,$0,0x0A`
244			`jal out`
245			`add $7,$0,0x0D`
246			`jal out`
247			`add $7,$0,0x0A`
248			`jal out`
249			`;`
250			`; finally, halt`
251			`;`
252			`halt:`
253			`j halt`
254
255			`;`
256			`; output on terminal`
257			`;`
258			`out:`
259			`add $8,$0,io_base`
260			`out1:`
261			`ldw $9,$8,8`
262			`and $9,$9,1`
263			`beq $9,$0,out1`
264			`stw $7,$8,12`
265			`jr $31`
266
267			`;`
268			`; table of random values`
269			`;`
270			`.align 4`
271			`tbl:`
272			`.byte 0x45,0x23,0x98,0x48,0xDC,0x5C,0x94,0x58`
273			`.byte 0x1F,0x7C,0x58,0xD7,0x41,0x1E,0xA9,0xE1`
274			`.byte 0x00,0x62,0x08,0x27,0x23,0xE9,0xCD,0x43`
275			`.byte 0x0F,0x25,0xF9,0x72,0xC2,0xD7,0xC4,0x07`
276			`.byte 0xFB,0x5D,0x50,0xD7,0xBA,0xE4,0x30,0xD9`
277			`.byte 0x61,0x89,0xB1,0xA3,0xA8,0x5A,0x84,0xA8`
278			`.byte 0xBD,0x8C,0xD0,0xE0,0x76,0x9E,0x24,0x86`
279			`.byte 0xC4,0x1D,0xF8,0x86,0xF5,0xBD,0x8D,0xF0`
280			`.byte 0x1A,0xDD,0xC8,0xD4,0xC2,0xF8,0xAD,0x23`
281			`.byte 0x82,0x5F,0xC6,0x2A,0xB9,0x4A,0xD3,0x77`
282			`.byte 0xD7,0xA4,0x58,0x4E,0x42,0x7C,0xD4,0x06`
283			`.byte 0x9A,0xCC,0x8D,0x8F,0x89,0x1B,0x7F,0xA4`
284			`.byte 0xF9,0x48,0x78,0xBB,0x40,0x26,0xDE,0xC3`
285			`.byte 0x85,0xA5,0xED,0x3F,0xF0,0xC1,0xB7,0xC7`
286			`.byte 0x65,0x0F,0x15,0xA8,0x8C,0xE9,0xAF,0x26`
287			`.byte 0xB6,0x3C,0xB6,0x40,0x57,0x35,0xE4,0x50`
288			`.byte 0x7E,0x5D,0x0B,0xBF,0x84,0xEA,0x82,0x0A`
289			`.byte 0x8F,0x70,0x4A,0x7F,0x31,0x02,0x47,0x96`
290			`.byte 0x12,0x5D,0x3F,0x9E,0x47,0xEE,0xC5,0xFD`
291			`.byte 0x2B,0x7B,0x3E,0x82,0xB1,0x23,0xD3,0x2F`
292			`.byte 0x81,0xDF,0xEE,0x06,0xCA,0x70,0x11,0x59`
293			`.byte 0xE0,0x5B,0xD9,0x11,0x5E,0x21,0xA8,0x70`
294			`.byte 0x7E,0xE7,0x0E,0xC5,0xD6,0xD4,0xC3,0x01`
295			`.byte 0x4F,0x01,0x84,0x01,0x24,0x57,0x30,0xA5`
296			`.byte 0x37,0x1E,0xAC,0x01,0x8F,0xBD,0x5A,0x70`
297			`.byte 0x18,0x34,0x82,0x77,0x55,0x2A,0xE7,0xD3`
298			`.byte 0x12,0xF6,0x99,0xE8,0xCA,0x5C,0xEA,0x1A`
299			`.byte 0x5D,0x6E,0x1B,0x82,0xC5,0x4B,0x28,0xFD`
300			`.byte 0x6A,0xD4,0xFE,0xFA,0x91,0x59,0x6A,0xAA`
301			`.byte 0x8D,0xEC,0x21,0xE3,0x17,0x09,0xB7,0x29`
302			`.byte 0xFF,0x50,0x12,0xC9,0xAC,0xFC,0xE3,0x0A`
303			`.byte 0x6B,0xFF,0x8D,0x31,0x4A,0xB5,0x2E,0xB5`
304			`.byte 0x8A`
305			`augment:`
306			`.byte 0x45,0x23,0x98`