diosmios/asm/CARDFreeBlocks.S
crediar@rypp.net 7f75f5eb1e Cheating:
*Due space limitations only the debug version of kenobigc is supported, this means there is a bit less space for cheats.


git-svn-id: svn://localhost/Users/andi/Downloads/code/trunk@2 be6c1b03-d731-4111-a574-e37d80d43941
2012-06-23 18:08:56 +00:00

33 lines
326 B
ArmAsm

#include <asm.h>
#
# r3 chan
# r4 byteNotUsed
# r5 filesNotUsed
CARDFreeBlocks:
mflr %r0
cmpwi %r3, 0
beq CARDPresent
li %r3, -3
b end
CARDPresent:
lis %r3, 0x7F
addi %r3, %r3, 0x6000
stw %r3, 0(%r4)
li %r3, 16
stw %r3, 0(%r5)
li %r3, 0
end:
mtlr %r0
blr