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Merge pull request #5907 from gamemasterplc/master 

Fix 8 and 16 bit writes in codehandler
master
Leo Lam 2017-08-17 03:33:23 +08:00 committed by GitHub
parent a53b01360c e2d126144e
commit 01cea374a6
2 changed files with 8 additions and 8 deletions
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Data/Sys/codehandler.bin
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16
docs/codehandler.s
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@ -204,15 +204,15 @@ _write:
_write816:
beq cr4,+32 #lf r5 = 1 then 16 bits write
stbx r4,r9,r12 #write byte
add r20, r9, r12
icbi r0, r20
add r21, r9, r12
icbi r0, r21
sync
isync
addi r9,r9,1
b +28
sthx r4,r9,r12 #write halfword
add r20, r9, r12 #Get Real Memory Offset
icbi r0, r20 #Invalidate Icache around real memory offset
add r21, r9, r12 #Get Real Memory Offset
icbi r0, r21 #Invalidate Icache around real memory offset
sync
isync
addi r9,r9,2
@ -238,8 +238,8 @@ _write_string: #endianess ?
blt- _skip_and_align #lf r9 < 0 then exit
lbzx r5,r9,r15
stbx r5,r9,r12 #loop until all the data has been written
add r20, r9, r12 #Get Real Memory Offset
icbi r0, r20 #Invalidate Icache around real memory offset
add r21, r9, r12 #Get Real Memory Offset
icbi r0, r21 #Invalidate Icache around real memory offset
sync
isync
b _stb
@ -269,8 +269,8 @@ _loop_serial:
b +8
stwx r4,r9,r12 #write serial word (CT04,T>=2)
add r20, r9, r12 #Get Real Memory Offset
icbi r0, r20 #Invalidate Icache around real memory offset
add r21, r9, r12 #Get Real Memory Offset
icbi r0, r21 #Invalidate Icache around real memory offset
sync
isync
add r4,r4,r11 #value +=VVVVVVVV