atj213x: various fixes in sample code snippets
Change-Id: I78781e1a56cb6705d011ee2296f1789b497a566a
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@ -26,9 +26,9 @@ load_addr:
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reloc_loop:
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lw t2, 0(v0) # src
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addiu v0, 4 # inc src addr
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sw t2, 0(t0) # dst
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bne t0, t1, reloc_loop
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addiu t0, 4 # inc dst addr
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bne t0, t1, reloc_loop
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sw t2, -4(t0) # dst
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entry_point_jump:
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la t0, entry_point
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@ -49,17 +49,18 @@ entry_point:
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cache_init_loop:
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cache 8, 0(t0) # index store icache tag
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cache 9, 0(t0) # index store dcache tag
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bne t0, t1, cache_init_loop
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addiu t0, t0, 0x10
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bne t0, t1, cache_init_loop
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nop
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# clear bss
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la t0, bssbegin
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la t1, bssend
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clear_bss_loop:
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sw zero, 0(t0)
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bne t0, t1, clear_bss_loop
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addiu t0, 4
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bne t0, t1, clear_bss_loop
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sw zero, -4(t0)
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# setup stack
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la sp, stackend
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@ -67,9 +68,9 @@ clear_bss_loop:
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li t1, 0xdeadbeef
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stack_munge_loop:
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sw t1, 0(t0)
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bne t0, sp, stack_munge_loop
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addiu t0, 4
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bne t0, sp, stack_munge_loop
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sw t1, -4(t0)
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# jump to C code
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j main
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@ -29,9 +29,9 @@ load_addr:
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reloc_loop:
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lw t2, 0(v0) # src
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addiu v0, 4 # inc src addr
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sw t2, 0(t0) # dst
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bne t0, t1, reloc_loop
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addiu t0, 4 # inc dst addr
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bne t0, t1, reloc_loop
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sw t2, -4(t0) # dst
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cache_init:
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# setup caches
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@ -47,8 +47,9 @@ cache_init:
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cache_init_loop:
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cache 8, 0(t0) # index store icache tag
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cache 9, 0(t0) # index store dcache tag
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bne t0, t1, cache_init_loop
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addiu t0, t0, 0x10
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bne t0, t1, cache_init_loop
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nop
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intc_setup:
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li t0, 0xb0020000 # INTC base
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@ -73,9 +74,9 @@ core_irq_setup:
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la t1, bssend
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clear_bss_loop:
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sw zero, 0(t0)
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bne t0, t1, clear_bss_loop
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addiu t0, 4
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bne t0, t1, clear_bss_loop
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sw zero, -4(t0)
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# setup stack
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la k0, irqstackend
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@ -84,9 +85,9 @@ clear_bss_loop:
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li t1, 0xdeadbeef
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stack_munge_loop:
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sw t1, 0(t0)
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bne t0, sp, stack_munge_loop
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addiu t0, 4
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bne t0, sp, stack_munge_loop
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sw t1, -4(t0)
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# jump to C code with enabled interrupts
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la t0, main
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@ -83,7 +83,7 @@ irq_handler:
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lw fp, 68(sp)
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lw ra, 72(sp)
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addiu sp, sp, 88
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addiu sp, sp, 84
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move sp, k1
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eret
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@ -26,9 +26,9 @@ load_addr:
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reloc_loop:
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lw t2, 0(v0) # src
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addiu v0, 4 # inc src addr
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sw t2, 0(t0) # dst
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bne t0, t1, reloc_loop
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addiu t0, 4 # inc dst addr
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bne t0, t1, reloc_loop
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sw t2, -4(t0) # dst
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entry_point_jump:
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la t0, entry_point
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@ -49,17 +49,18 @@ entry_point:
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cache_init_loop:
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cache 8, 0(t0) # index store icache tag
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cache 9, 0(t0) # index store dcache tag
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bne t0, t1, cache_init_loop
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addiu t0, t0, 0x10
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bne t0, t1, cache_init_loop
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nop
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# clear bss
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la t0, bssbegin
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la t1, bssend
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clear_bss_loop:
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sw zero, 0(t0)
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bne t0, t1, clear_bss_loop
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addiu t0, 4
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bne t0, t1, clear_bss_loop
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sw zero, -4(t0)
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# setup stack
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la sp, stackend
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@ -67,9 +68,9 @@ clear_bss_loop:
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li t1, 0xdeadbeef
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stack_munge_loop:
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sw t1, 0(t0)
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bne t0, sp, stack_munge_loop
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addiu t0, 4
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bne t0, sp, stack_munge_loop
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sw t1, -4(t0)
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# jump to C code
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j main
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