diff options
Diffstat (limited to 'util/intelmetool/mmap.c')
-rw-r--r-- | util/intelmetool/mmap.c | 59 |
1 files changed, 31 insertions, 28 deletions
diff --git a/util/intelmetool/mmap.c b/util/intelmetool/mmap.c index 2462b22dac..0b6c9e1871 100644 --- a/util/intelmetool/mmap.c +++ b/util/intelmetool/mmap.c @@ -20,40 +20,43 @@ #ifndef __DARWIN__ int fd_mem; -void *map_physical_exact(off_t phys_addr, void *mapto, size_t len) { - void *virt_addr; - int err; - - virt_addr = mmap(mapto, len, PROT_WRITE | PROT_READ, - MAP_SHARED | MAP_FIXED, fd_mem, phys_addr); - - if (virt_addr == MAP_FAILED) { - err = errno; - printf("Error mapping physical memory 0x%016jd [0x%zx] ERRNO=%d %s\n", - (intmax_t)phys_addr, len, err, strerror(err)); - return NULL; - } - - return virt_addr; +void *map_physical_exact(off_t phys_addr, void *mapto, size_t len) +{ + void *virt_addr; + int err; + + virt_addr = mmap(mapto, len, PROT_WRITE | PROT_READ, + MAP_SHARED | MAP_FIXED, fd_mem, phys_addr); + + if (virt_addr == MAP_FAILED) { + err = errno; + printf("Error mapping physical memory 0x%016jd [0x%zx] ERRNO=%d %s\n", + (intmax_t)phys_addr, len, err, strerror(err)); + return NULL; + } + + return virt_addr; } -void *map_physical(off_t phys_addr, size_t len) { - void *virt_addr; - int err; +void *map_physical(off_t phys_addr, size_t len) +{ + void *virt_addr; + int err; - virt_addr = mmap(NULL, len, PROT_WRITE | PROT_READ, MAP_SHARED, fd_mem, phys_addr); + virt_addr = mmap(NULL, len, PROT_WRITE | PROT_READ, MAP_SHARED, fd_mem, phys_addr); - if (virt_addr == MAP_FAILED) { - err = errno; - printf("Error mapping physical memory 0x%016jd [0x%zx] ERRNO=%d %s\n", - (intmax_t)phys_addr, len, err, strerror(err)); - return NULL; - } + if (virt_addr == MAP_FAILED) { + err = errno; + printf("Error mapping physical memory 0x%016jd [0x%zx] ERRNO=%d %s\n", + (intmax_t)phys_addr, len, err, strerror(err)); + return NULL; + } - return virt_addr; + return virt_addr; } -void unmap_physical(void *virt_addr, size_t len) { - munmap(virt_addr, len); +void unmap_physical(void *virt_addr, size_t len) +{ + munmap(virt_addr, len); } #endif |