int kio_write(const void *buf, size_t size, size_t *nwritten)
{
int rc = (int) __SYSCALL3(SYS_KIO, KIO_WRITE, (sysarg_t) buf, size);
if (rc == EOK)
*nwritten = size;
return rc;
}
size_t klog_write(const void *buf, size_t size)
{
ssize_t ret = (ssize_t) __SYSCALL3(SYS_KLOG, 1, (sysarg_t) buf, size);
if (ret >= 0)
return (size_t) ret;
return 0;
}
void kio_command(const void *buf, size_t size)
{
(void) __SYSCALL3(SYS_KIO, KIO_COMMAND, (sysarg_t) buf, (sysarg_t) size);
}
void kio_update(void)
{
(void) __SYSCALL3(SYS_KIO, KIO_UPDATE, (uintptr_t) NULL, 0);
}
void klog_update(void)
{
(void) __SYSCALL3(SYS_KLOG, 1, (uintptr_t) NULL, 0);
}
int dmamem_unmap(void *virt, size_t size)
{
return __SYSCALL3(SYS_DMAMEM_UNMAP, (sysarg_t) virt, (sysarg_t) size, 0);
}
int dmamem_unmap_anonymous(void *virt)
{
return __SYSCALL3(SYS_DMAMEM_UNMAP, (sysarg_t) virt, 0,
DMAMEM_FLAGS_ANONYMOUS);
}