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Rev 3022 | Rev 4055 | ||
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Line 44... | Line 44... | ||
44 | 44 | ||
45 | .set noat |
45 | .set noat |
46 | .set noreorder |
46 | .set noreorder |
47 | .set nomacro |
47 | .set nomacro |
48 | 48 | ||
- | 49 | .global asm_delay_loop |
|
- | 50 | asm_delay_loop: |
|
- | 51 | j $31 |
|
- | 52 | nop |
|
- | 53 | ||
49 | .global cpu_halt |
54 | .global cpu_halt |
50 | cpu_halt: |
55 | cpu_halt: |
51 | j cpu_halt |
56 | j cpu_halt |
52 | nop |
57 | nop |
53 | 58 | ||
Line 64... | Line 69... | ||
64 | .global memcpy_from_uspace_failover_address |
69 | .global memcpy_from_uspace_failover_address |
65 | .global memcpy_to_uspace_failover_address |
70 | .global memcpy_to_uspace_failover_address |
66 | memcpy: |
71 | memcpy: |
67 | memcpy_from_uspace: |
72 | memcpy_from_uspace: |
68 | memcpy_to_uspace: |
73 | memcpy_to_uspace: |
- | 74 | move $t2, $a0 # save dst |
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- | 75 | ||
69 | addiu $v0,$a1,3 |
76 | addiu $v0, $a1, 3 |
70 | li $v1,-4 # 0xfffffffffffffffc |
77 | li $v1, -4 # 0xfffffffffffffffc |
71 | and $v0,$v0,$v1 |
78 | and $v0, $v0, $v1 |
72 | beq $a1,$v0,3f |
79 | beq $a1, $v0, 3f |
73 | move $t0,$a0 |
80 | move $t0, $a0 |
Line 84... | Line 91... | ||
84 | bne $a3,$a2,1b |
91 | bne $a3, $a2, 1b |
85 | sb $a0,0($v1) |
92 | sb $a0, 0($v1) |
86 | 93 | ||
87 | 2: |
94 | 2: |
88 | jr $ra |
95 | jr $ra |
89 | move $v0,$a1 |
96 | move $v0, $t2 |
90 | 97 | ||
91 | 3: |
98 | 3: |
92 | addiu $v0,$a0,3 |
99 | addiu $v0, $a0, 3 |
93 | and $v0,$v0,$v1 |
100 | and $v0, $v0, $v1 |
94 | bne $a0,$v0,0b |
101 | bne $a0, $v0, 0b |
Line 97... | Line 104... | ||
97 | beq $t1,$zero,5f |
104 | beq $t1, $zero, 5f |
98 | move $a3,$zero |
105 | move $a3, $zero |
99 | 106 | ||
100 | move $a3,$zero |
107 | move $a3, $zero |
101 | move $a0,$zero |
108 | move $a0, $zero |
- | 109 | ||
102 | 4: |
110 | 4: |
103 | addu $v0,$a1,$a0 |
111 | addu $v0, $a1, $a0 |
104 | lw $v1,0($v0) |
112 | lw $v1, 0($v0) |
105 | addiu $a3,$a3,1 |
113 | addiu $a3, $a3, 1 |
106 | addu $v0,$t0,$a0 |
114 | addu $v0, $t0, $a0 |
Line 115... | Line 123... | ||
115 | 123 | ||
116 | sll $v0,$a3,2 |
124 | sll $v0, $a3, 2 |
117 | addu $t1,$v0,$t0 |
125 | addu $t1, $v0, $t0 |
118 | move $a3,$zero |
126 | move $a3, $zero |
119 | addu $t0,$v0,$a1 |
127 | addu $t0, $v0, $a1 |
- | 128 | ||
120 | 6: |
129 | 6: |
121 | addu $v0,$t0,$a3 |
130 | addu $v0, $t0, $a3 |
122 | lbu $a0,0($v0) |
131 | lbu $a0, 0($v0) |
123 | addu $v1,$t1,$a3 |
132 | addu $v1, $t1, $a3 |
124 | addiu $a3,$a3,1 |
133 | addiu $a3, $a3, 1 |
125 | bne $a3,$a2,6b |
134 | bne $a3, $a2, 6b |
126 | sb $a0,0($v1) |
135 | sb $a0, 0($v1) |
127 | 136 | ||
128 | jr $ra |
137 | jr $ra |
129 | move $v0,$a1 |
138 | move $v0, $t2 |
130 | 139 | ||
131 | memcpy_from_uspace_failover_address: |
140 | memcpy_from_uspace_failover_address: |
132 | memcpy_to_uspace_failover_address: |
141 | memcpy_to_uspace_failover_address: |
133 | jr $ra |
142 | jr $ra |
134 | move $v0, $zero |
143 | move $v0, $zero |
Line 156... | Line 165... | ||
156 | .endm |
165 | .endm |
157 | 166 | ||
158 | 167 | ||
159 | .global fpu_context_save |
168 | .global fpu_context_save |
160 | fpu_context_save: |
169 | fpu_context_save: |
161 | #ifdef ARCH_HAS_FPU |
170 | #ifdef CONFIG_FPU |
162 | fpu_gp_save 0,$a0 |
171 | fpu_gp_save 0, $a0 |
163 | fpu_gp_save 1,$a0 |
172 | fpu_gp_save 1, $a0 |
164 | fpu_gp_save 2,$a0 |
173 | fpu_gp_save 2, $a0 |
165 | fpu_gp_save 3,$a0 |
174 | fpu_gp_save 3, $a0 |
166 | fpu_gp_save 4,$a0 |
175 | fpu_gp_save 4, $a0 |
Line 227... | Line 236... | ||
227 | j $ra |
236 | j $ra |
228 | nop |
237 | nop |
229 | 238 | ||
230 | .global fpu_context_restore |
239 | .global fpu_context_restore |
231 | fpu_context_restore: |
240 | fpu_context_restore: |
232 | #ifdef ARCH_HAS_FPU |
241 | #ifdef CONFIG_FPU |
233 | fpu_gp_restore 0,$a0 |
242 | fpu_gp_restore 0, $a0 |
234 | fpu_gp_restore 1,$a0 |
243 | fpu_gp_restore 1, $a0 |
235 | fpu_gp_restore 2,$a0 |
244 | fpu_gp_restore 2, $a0 |
236 | fpu_gp_restore 3,$a0 |
245 | fpu_gp_restore 3, $a0 |
237 | fpu_gp_restore 4,$a0 |
246 | fpu_gp_restore 4, $a0 |