diff options
| author | Roman971 <32455037+Roman971@users.noreply.github.com> | 2020-11-16 04:41:40 +0100 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2020-11-15 22:41:40 -0500 |
| commit | 888db95a4c7636b319aef93783a85c2ee0fb01ad (patch) | |
| tree | 1a4a1adf55bebc0818187aa5487cdba6bbfdfc8d /src/libultra_code_O2 | |
| parent | c902175d5aa6a7a66a29ec13128cf68b4992f50f (diff) | |
Remove unused libultra C file (#476)
Diffstat (limited to 'src/libultra_code_O2')
| -rw-r--r-- | src/libultra_code_O2/osMempakAddrCRC.c | 65 |
1 files changed, 0 insertions, 65 deletions
diff --git a/src/libultra_code_O2/osMempakAddrCRC.c b/src/libultra_code_O2/osMempakAddrCRC.c deleted file mode 100644 index c902651ba..000000000 --- a/src/libultra_code_O2/osMempakAddrCRC.c +++ /dev/null @@ -1,65 +0,0 @@ -#include "global.h" - -// Valid addr up to 0x7FF -// It's the address of a block of 0x20 bytes in the mempak -// So that means the whole mempak has a 16-bit address space -u8 __osContAddressCrc(u16 addr) { - u32 addr32 = addr; - u32 ret = 0; - u32 bit; - s32 i; - - for (bit = 0x400; bit; bit /= 2) { - ret *= 2; - if (addr32 & bit) { - if (ret & 0x20) { - ret ^= 0x14; - } else { - ++ret; - } - } else { - if (ret & 0x20) { - ret ^= 0x15; - } - } - } - for (i = 0; i < 5; ++i) { - ret <<= 1; - if (ret & 0x20) { - ret ^= 0x15; - } - } - return ret & 0x1f; -} - -u8 __osContDataCrc(u8* data) { - s32 ret; - u32 bit; - u32 byte; - - ret = 0; - for (byte = 0x20; byte; --byte, ++data) { - for (bit = 0x80; bit; bit /= 2) { - ret *= 2; - if ((*data & bit) != 0) { - if ((ret & 0x100) != 0) { - ret ^= 0x84; - } else { - ++ret; - } - } else { - if (ret & 0x100) { - ret ^= 0x85; - } - } - } - } - do { - ret *= 2; - if (ret & 0x100) { - ret ^= 0x85; - } - ++byte; - } while (byte < 8U); - return ret; -} |
