mirror of
https://github.com/zeldaret/oot.git
synced 2025-02-05 11:44:31 +00:00
afa0842de4
Note about comments in these files: The libultra audio library was originally available to developers in source code form, unlike most of libultra. These files are based on these source code forms, adapted to meet the style of this project. The comments in the files as of this commit are, apart from the style, comments from the original SGI authors.
20 lines
828 B
C
20 lines
828 B
C
#ifndef ULTRA64_CONVERT_H
|
|
#define ULTRA64_CONVERT_H
|
|
|
|
#define OS_CLOCK_RATE 62500000LL
|
|
#define OS_CPU_COUNTER (OS_CLOCK_RATE*3/4)
|
|
|
|
#define OS_NSEC_TO_CYCLES(n) (((u64)(n)*(OS_CPU_COUNTER/15625000LL))/(1000000000LL/15625000LL))
|
|
#define OS_USEC_TO_CYCLES(n) (((u64)(n)*(OS_CPU_COUNTER/15625LL))/(1000000LL/15625LL))
|
|
#define OS_CYCLES_TO_NSEC(c) (((u64)(c)*(1000000000LL/15625000LL))/(OS_CPU_COUNTER/15625000LL))
|
|
#define OS_CYCLES_TO_USEC(c) (((u64)(c)*(1000000LL/15625LL))/(OS_CPU_COUNTER/15625LL))
|
|
|
|
#define OS_K0_TO_PHYSICAL(x) (u32)(((char*)(x)-0x80000000))
|
|
#define OS_K1_TO_PHYSICAL(x) (u32)(((char*)(x)-0xA0000000))
|
|
|
|
#define OS_PHYSICAL_TO_K0(x) (void*)(((u32)(x)+0x80000000))
|
|
#define OS_PHYSICAL_TO_K1(x) (void*)(((u32)(x)+0xA0000000))
|
|
|
|
u32 osVirtualToPhysical(void* vaddr);
|
|
|
|
#endif
|