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[/] [or1k/] [trunk/] [mp3/] [sw/] [mad-xess/] [reset.S] - Blame information for rev 1767

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Line No. Rev Author Line
1 291 simons 
        .section .reset
2 
        .extern _main
3 
        .extern _src_beg
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        .extern _dst_beg
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        .extern _dst_end
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        .extern _main
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        .extern _c_reset
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9 
_reset:
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        l.nop
11 
        l.nop
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        l.movhi r0, 0x0
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        l.slli  r0,r0,16
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        l.addi  r1,r0,0x0
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        l.addi  r2,r0,0x0
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        l.addi  r3,r0,0x0
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        l.addi  r4,r0,0x0
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        l.addi  r5,r0,0x0
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        l.addi  r6,r0,0x0
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        l.addi  r7,r0,0x0
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        l.addi  r8,r0,0x0
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        l.addi  r9,r0,0x1234
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        l.addi  r10,r0,0x0
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        l.addi  r11,r0,0x0
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        l.addi  r12,r0,0x0
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        l.addi  r13,r0,0x0
27 
        l.addi  r14,r0,0x0
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        l.addi  r15,r0,0x0
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        l.addi  r16,r0,0x0
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        l.addi  r17,r0,0x0
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        l.addi  r18,r0,0x0
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        l.addi  r19,r0,0x0
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        l.addi  r20,r0,0x0
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        l.addi  r21,r0,0x0
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        l.addi  r22,r0,0x0
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        l.addi  r23,r0,0x0
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        l.addi  r24,r0,0x0
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        l.addi  r25,r0,0x0
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        l.addi  r26,r0,0x0
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        l.addi  r27,r0,0x0
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        l.addi  r28,r0,0x0
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        l.addi  r29,r0,0x0
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        l.addi  r30,r0,0x0
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        l.addi  r31,r0,0x0
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        /* Copy form flash to sram */
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48 
        l.movhi r3,hi(_src_beg)
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        l.ori   r3,r3,lo(_src_beg)
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        l.movhi r4,hi(_dst_beg)
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        l.ori   r4,r4,lo(_dst_beg)
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        l.movhi r5,hi(_dst_end)
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        l.ori   r5,r5,lo(_dst_end)
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        l.sub   r5,r5,r4
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        l.sfeqi r5,0
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        l.bf    2f
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        l.nop
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1:      l.lwz   r6,0(r3)
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        l.sw    0(r4),r6
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        l.addi  r3,r3,4
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        l.addi  r4,r4,4
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        l.addi  r5,r5,-4
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        l.sfgtsi r5,0
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        l.bf    1b
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        l.nop
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2:
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        /* Verify sram data */
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/*      l.movhi r3,hi(_src_beg)
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        l.ori   r3,r3,lo(_src_beg)
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        l.addi  r3,r3,4
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        l.movhi r4,hi(_dst_beg)
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        l.ori   r4,r4,lo(_dst_beg)
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        l.addi  r4,r4,4
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        l.movhi r5,hi(_dst_end)
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        l.ori   r5,r5,lo(_dst_end)
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        l.sub   r5,r5,r4
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        l.sfeqi r5,0
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        l.bf    2f
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        l.nop
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1:      l.lwz   r6,0(r3)
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        l.lwz   r7,0(r4)
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        l.sfeq  r6,r7
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        l.bnf   img_err
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        l.nop
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        l.addi  r3,r3,4
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        l.addi  r4,r4,4
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        l.addi  r5,r5,-4
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        l.sfgtsi r5,0
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        l.bf    1b
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        l.nop
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2:
94 
*/
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        l.movhi r1,hi(0x80200000)
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        l.addi  r1,r1,lo(0x80200000)
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        l.addi  r1,r1,-4
98 
 
99 
        l.movhi r2,hi(_main)
100 
        l.ori   r2,r2,lo(_main)
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        l.jr    r2
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        l.addi  r2,r0,0
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104 
img_err:
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        l.movhi r15,hi(0x80000000)
106 
        l.addi  r15,r15,lo(0x80000000)
107 
 
108 
        l.addi  r8,r6,0
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        l.addi  r9,r7,0
110 
        l.addi  r10,r3,0
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        l.addi  r11,r4,0
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113 
        l.sw    0(r15),r8
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115 
        l.srli  r8,r8,8
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        l.sw    0(r15),r8
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118 
        l.srli  r8,r8,8
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        l.sw    0(r15),r8
120 
 
121 
        l.srli  r8,r8,8
122 
        l.sw    0(r15),r8
123 
 
124 
        l.sw    0(r15),r10
125 
 
126 
        l.srli  r10,r10,8
127 
        l.sw    0(r15),r10
128 
 
129 
        l.srli  r10,r10,8
130 
        l.sw    0(r15),r10
131 
 
132 
        l.srli  r10,r10,8
133 
        l.sw    0(r15),r10
134 
 
135 
 
136 
        l.sw    0(r15),r9
137 
 
138 
        l.srli  r9,r9,8
139 
        l.sw    0(r15),r9
140 
 
141 
        l.srli  r9,r9,8
142 
        l.sw    0(r15),r9
143 
 
144 
        l.srli  r9,r9,8
145 
        l.sw    0(r15),r9
146 
 
147 
        l.sw    0(r15),r11
148 
 
149 
        l.srli  r11,r11,8
150 
        l.sw    0(r15),r11
151 
 
152 
        l.srli  r11,r11,8
153 
        l.sw    0(r15),r11
154 
 
155 
        l.srli  r11,r11,8
156 
        l.sw    0(r15),r11
157 
 
158 
        l.addi  r8,r0,0xee
159 
        l.sw    0(r15),r8
160 
 
161 
        l.j     img_err
162 
        l.nop

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