diff options
| author | Jiri Gaisler <jiri@gaisler.se> | 2020-02-29 11:07:13 +0100 |
|---|---|---|
| committer | Jiri Gaisler <jiri@gaisler.se> | 2020-02-29 14:28:48 +0100 |
| commit | 09ba9099c1562c4af1e2f624b9aa2692e563118b (patch) | |
| tree | 2ae06e83b4f993e2e2e9a01f6b1bf9c982d55fa2 /leon2.c | |
| parent | Avoid reserved word sparc on SPARC hosts (diff) | |
| download | sis-09ba9099c1562c4af1e2f624b9aa2692e563118b.tar.bz2 | |
Fix incorrect operation on big-endian hosts
Diffstat (limited to 'leon2.c')
| -rw-r--r-- | leon2.c | 12 |
1 files changed, 4 insertions, 8 deletions
@@ -19,12 +19,6 @@ * Leon2 emulation, based on leon3.c and erc32.c/ */ -#ifdef WORDS_BIGENDIAN -#define EBT 0 -#else -#define EBT 3 -#endif - #define ROM_START 0x00000000 #define RAM_START 0x40000000 @@ -796,7 +790,9 @@ store_bytes (char *mem, uint32 waddr, uint32 * data, int32 sz, int32 * ws) switch (sz) { case 0: - waddr ^= EBT; +#ifdef HOST_LITTLE_ENDIAN + waddr ^= 3; +#endif mem[waddr] = *data & 0x0ff; *ws = 0; break; @@ -804,7 +800,7 @@ store_bytes (char *mem, uint32 waddr, uint32 * data, int32 sz, int32 * ws) #ifdef HOST_LITTLE_ENDIAN waddr ^= 2; #endif - memcpy (&mem[waddr], data, 2); + *((uint16 *) & mem[waddr]) = *data & 0x0ffff; *ws = 0; break; case 2: |