diff options
Diffstat (limited to 'sys/dev/gxemul/disk/gxemul_disk.c')
| -rw-r--r-- | sys/dev/gxemul/disk/gxemul_disk.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/sys/dev/gxemul/disk/gxemul_disk.c b/sys/dev/gxemul/disk/gxemul_disk.c index 8cf52e4..3b7e649 100644 --- a/sys/dev/gxemul/disk/gxemul_disk.c +++ b/sys/dev/gxemul/disk/gxemul_disk.c @@ -214,7 +214,14 @@ gxemul_disk_read(unsigned diskid, void *buf, off_t off) if (off < 0 || off % GXEMUL_DISK_DEV_BLOCKSIZE != 0) return (EINVAL); +#ifdef _LP64 GXEMUL_DISK_DEV_WRITE(GXEMUL_DISK_DEV_OFFSET, (uint64_t)off); +#else + GXEMUL_DISK_DEV_WRITE(GXEMUL_DISK_DEV_OFFSET_LO, + (uint32_t)(off & 0xffffffff)); + GXEMUL_DISK_DEV_WRITE(GXEMUL_DISK_DEV_OFFSET_HI, + (uint32_t)((off >> 32) & 0xffffffff)); +#endif GXEMUL_DISK_DEV_WRITE(GXEMUL_DISK_DEV_DISKID, diskid); GXEMUL_DISK_DEV_WRITE(GXEMUL_DISK_DEV_START, GXEMUL_DISK_DEV_START_READ); switch (GXEMUL_DISK_DEV_READ(GXEMUL_DISK_DEV_STATUS)) { @@ -280,7 +287,15 @@ gxemul_disk_write(unsigned diskid, const void *buf, off_t off) if (off < 0 || off % GXEMUL_DISK_DEV_BLOCKSIZE != 0) return (EINVAL); +#ifdef _LP64 GXEMUL_DISK_DEV_WRITE(GXEMUL_DISK_DEV_OFFSET, (uint64_t)off); +#else + GXEMUL_DISK_DEV_WRITE(GXEMUL_DISK_DEV_OFFSET_LO, + (uint32_t)(off & 0xffffffff)); + GXEMUL_DISK_DEV_WRITE(GXEMUL_DISK_DEV_OFFSET_HI, + (uint32_t)((off >> 32) & 0xffffffff)); +#endif + GXEMUL_DISK_DEV_WRITE(GXEMUL_DISK_DEV_DISKID, diskid); dst = GXEMUL_DISK_DEV_FUNCTION(GXEMUL_DISK_DEV_BLOCK); |
