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atj213x: various fixes in sample code snippets

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Change-Id: I78781e1a56cb6705d011ee2296f1789b497a566a
This commit is contained in:
Marcin Bukat 2014-03-04 11:07:07 +01:00
parent 2f21f77ade
commit c64b59fc5e
4 changed files with 25 additions and 22 deletions
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15
utils/atj2137/adfuload/test_binary/backlight_c/crt0.S
View file

@ -26,9 +26,9 @@ load_addr:
reloc_loop: reloc_loop:
lw t2, 0(v0) # src lw t2, 0(v0) # src
addiu v0, 4 # inc src addr addiu v0, 4 # inc src addr
sw t2, 0(t0) # dst
bne t0, t1, reloc_loop
addiu t0, 4 # inc dst addr addiu t0, 4 # inc dst addr
bne t0, t1, reloc_loop
sw t2, -4(t0) # dst
entry_point_jump: entry_point_jump:
la t0, entry_point la t0, entry_point
@ -49,17 +49,18 @@ entry_point:
cache_init_loop: cache_init_loop:
cache 8, 0(t0) # index store icache tag cache 8, 0(t0) # index store icache tag
cache 9, 0(t0) # index store dcache tag cache 9, 0(t0) # index store dcache tag
bne t0, t1, cache_init_loop
addiu t0, t0, 0x10 addiu t0, t0, 0x10
bne t0, t1, cache_init_loop
nop
# clear bss # clear bss
la t0, bssbegin la t0, bssbegin
la t1, bssend la t1, bssend
clear_bss_loop: clear_bss_loop:
sw zero, 0(t0)
bne t0, t1, clear_bss_loop
addiu t0, 4 addiu t0, 4
bne t0, t1, clear_bss_loop
sw zero, -4(t0)
# setup stack # setup stack
la sp, stackend la sp, stackend
@ -67,9 +68,9 @@ clear_bss_loop:
li t1, 0xdeadbeef li t1, 0xdeadbeef
stack_munge_loop: stack_munge_loop:
sw t1, 0(t0)
bne t0, sp, stack_munge_loop
addiu t0, 4 addiu t0, 4
bne t0, sp, stack_munge_loop
sw t1, -4(t0)
# jump to C code # jump to C code
j main j main

15
utils/atj2137/adfuload/test_binary/timer_irq/crt0.S
View file

@ -29,9 +29,9 @@ load_addr:
reloc_loop: reloc_loop:
lw t2, 0(v0) # src lw t2, 0(v0) # src
addiu v0, 4 # inc src addr addiu v0, 4 # inc src addr
sw t2, 0(t0) # dst
bne t0, t1, reloc_loop
addiu t0, 4 # inc dst addr addiu t0, 4 # inc dst addr
bne t0, t1, reloc_loop
sw t2, -4(t0) # dst
cache_init: cache_init:
# setup caches # setup caches
@ -47,8 +47,9 @@ cache_init:
cache_init_loop: cache_init_loop:
cache 8, 0(t0) # index store icache tag cache 8, 0(t0) # index store icache tag
cache 9, 0(t0) # index store dcache tag cache 9, 0(t0) # index store dcache tag
bne t0, t1, cache_init_loop
addiu t0, t0, 0x10 addiu t0, t0, 0x10
bne t0, t1, cache_init_loop
nop
intc_setup: intc_setup:
li t0, 0xb0020000 # INTC base li t0, 0xb0020000 # INTC base
@ -73,9 +74,9 @@ core_irq_setup:
la t1, bssend la t1, bssend
clear_bss_loop: clear_bss_loop:
sw zero, 0(t0)
bne t0, t1, clear_bss_loop
addiu t0, 4 addiu t0, 4
bne t0, t1, clear_bss_loop
sw zero, -4(t0)
# setup stack # setup stack
la k0, irqstackend la k0, irqstackend
@ -84,9 +85,9 @@ clear_bss_loop:
li t1, 0xdeadbeef li t1, 0xdeadbeef
stack_munge_loop: stack_munge_loop:
sw t1, 0(t0)
bne t0, sp, stack_munge_loop
addiu t0, 4 addiu t0, 4
bne t0, sp, stack_munge_loop
sw t1, -4(t0)
# jump to C code with enabled interrupts # jump to C code with enabled interrupts
la t0, main la t0, main

2
utils/atj2137/adfuload/test_binary/timer_irq/irq_handler.S
View file

@ -83,7 +83,7 @@ irq_handler:
lw fp, 68(sp) lw fp, 68(sp)
lw ra, 72(sp) lw ra, 72(sp)
addiu sp, sp, 88 addiu sp, sp, 84
move sp, k1 move sp, k1
eret eret

15
utils/atj2137/adfuload/test_binary/timer_no_irq/crt0.S
View file

@ -26,9 +26,9 @@ load_addr:
reloc_loop: reloc_loop:
lw t2, 0(v0) # src lw t2, 0(v0) # src
addiu v0, 4 # inc src addr addiu v0, 4 # inc src addr
sw t2, 0(t0) # dst
bne t0, t1, reloc_loop
addiu t0, 4 # inc dst addr addiu t0, 4 # inc dst addr
bne t0, t1, reloc_loop
sw t2, -4(t0) # dst
entry_point_jump: entry_point_jump:
la t0, entry_point la t0, entry_point
@ -49,17 +49,18 @@ entry_point:
cache_init_loop: cache_init_loop:
cache 8, 0(t0) # index store icache tag cache 8, 0(t0) # index store icache tag
cache 9, 0(t0) # index store dcache tag cache 9, 0(t0) # index store dcache tag
bne t0, t1, cache_init_loop
addiu t0, t0, 0x10 addiu t0, t0, 0x10
bne t0, t1, cache_init_loop
nop
# clear bss # clear bss
la t0, bssbegin la t0, bssbegin
la t1, bssend la t1, bssend
clear_bss_loop: clear_bss_loop:
sw zero, 0(t0)
bne t0, t1, clear_bss_loop
addiu t0, 4 addiu t0, 4
bne t0, t1, clear_bss_loop
sw zero, -4(t0)
# setup stack # setup stack
la sp, stackend la sp, stackend
@ -67,9 +68,9 @@ clear_bss_loop:
li t1, 0xdeadbeef li t1, 0xdeadbeef
stack_munge_loop: stack_munge_loop:
sw t1, 0(t0)
bne t0, sp, stack_munge_loop
addiu t0, 4 addiu t0, 4
bne t0, sp, stack_munge_loop
sw t1, -4(t0)
# jump to C code # jump to C code
j main j main