diff options
Diffstat (limited to 'bsd/drm_os_netbsd.h')
| -rw-r--r-- | bsd/drm_os_netbsd.h | 217 |
1 files changed, 94 insertions, 123 deletions
diff --git a/bsd/drm_os_netbsd.h b/bsd/drm_os_netbsd.h index 605b6a2c..fa158254 100644 --- a/bsd/drm_os_netbsd.h +++ b/bsd/drm_os_netbsd.h @@ -17,6 +17,7 @@ #include <uvm/uvm.h> #include <sys/vnode.h> #include <sys/poll.h> +#include <sys/lkm.h> /* For TIOCSPGRP/TIOCGPGRP */ #include <sys/ttycom.h> @@ -31,11 +32,9 @@ #include <dev/pci/pcireg.h> #include <dev/pci/pcivar.h> -#include "drmvar.h" - #define __REALLY_HAVE_AGP __HAVE_AGP -#define __REALLY_HAVE_MTRR 0 +#define __REALLY_HAVE_MTRR 1 #define __REALLY_HAVE_SG 0 #if __REALLY_HAVE_AGP @@ -43,8 +42,7 @@ #include <sys/agpio.h> #endif -#define device_t struct device * -extern struct cfdriver DRM(_cd); +#include <opt_drm.h> #if DRM_DEBUG #undef DRM_DEBUG_CODE @@ -52,12 +50,20 @@ extern struct cfdriver DRM(_cd); #endif #undef DRM_DEBUG +#if DRM_LINUX +#undef DRM_LINUX /* FIXME: Linux compat has not been ported yet */ +#endif + +typedef drm_device_t *device_t; + +extern struct cfdriver DRM(cd); + #define DRM_TIME_SLICE (hz/20) /* Time slice for GLXContexts */ #define DRM_DEV_MODE (S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP) #define DRM_DEV_UID 0 #define DRM_DEV_GID 0 -#define CDEV_MAJOR 90 +#define CDEV_MAJOR 34 #define DRM_CURPROC curproc #define DRM_STRUCTPROC struct proc @@ -68,21 +74,34 @@ extern struct cfdriver DRM(_cd); #define DRM_SPINUNLOCK(u) simple_unlock(u); #define DRM_CURRENTPID curproc->p_pid -#define DRM_IOCTL_ARGS dev_t kdev, u_long cmd, caddr_t data, int flags, DRM_STRUCTPROC *p +/* Currently our DRMFILE (filp) is a void * which is actually the pid + * of the current process. It should be a per-open unique pointer, but + * code for that is not yet written */ +#define DRMFILE void * +#define DRM_IOCTL_ARGS dev_t kdev, u_long cmd, caddr_t data, int flags, DRM_STRUCTPROC *p, DRMFILE filp #define DRM_LOCK lockmgr(&dev->dev_lock, LK_EXCLUSIVE, NULL) #define DRM_UNLOCK lockmgr(&dev->dev_lock, LK_RELEASE, NULL) #define DRM_SUSER(p) suser(p->p_ucred, &p->p_acflag) #define DRM_TASKQUEUE_ARGS void *dev, int pending -#define DRM_IRQ_ARGS void *device -#define DRM_DEVICE drm_device_t *dev = device_lookup(&DRM(_cd), minor(kdev)) +#define DRM_IRQ_ARGS void *arg +#define DRM_DEVICE drm_device_t *dev = device_lookup(&DRM(cd), minor(kdev)) +/* XXX Not sure if this is the 'right' version.. */ +#if __NetBSD_Version__ >= 106140000 +MALLOC_DECLARE(DRM(M_DRM)); +#else +/* XXX Make sure this works */ +extern const int DRM(M_DRM) = M_DEVBUF; +#endif /* __NetBSD_Version__ */ #define DRM_MALLOC(size) malloc( size, DRM(M_DRM), M_NOWAIT ) -#define DRM_FREE(pt) free( pt, DRM(M_DRM) ) +#define DRM_FREE(pt,size) free( pt, DRM(M_DRM) ) #define DRM_VTOPHYS(addr) vtophys(addr) -#define DRM_READ8(addr) *((volatile char *)(addr)) -#define DRM_READ32(addr) *((volatile long *)(addr)) -#define DRM_WRITE8(addr, val) *((volatile char *)(addr)) = (val) -#define DRM_WRITE32(addr, val) *((volatile long *)(addr)) = (val) -#define DRM_AGP_FIND_DEVICE() + +#define DRM_READ8(map, offset) bus_space_read_1( (map)->iot, (map)->ioh, (offset) ) +#define DRM_READ32(map, offset) bus_space_read_4( (map)->iot, (map)->ioh, (offset) ) +#define DRM_WRITE8(map, offset, val) bus_space_write_1( (map)->iot, (map)->ioh, (offset), (val) ) +#define DRM_WRITE32(map, offset, val) bus_space_write_4( (map)->iot, (map)->ioh, (offset), (val) ) + +#define DRM_AGP_FIND_DEVICE() agp_find_device(0) #define DRM_PRIV \ drm_file_t *priv = (drm_file_t *) DRM(find_file_by_proc)(dev, p); \ @@ -91,6 +110,16 @@ extern struct cfdriver DRM(_cd); return EINVAL; \ } +#define LOCK_TEST_WITH_RETURN(dev, filp) \ +do { \ + if (!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock) || \ + dev->lock.filp != filp) { \ + DRM_ERROR("%s called without lock held\n", \ + __FUNCTION__); \ + return EINVAL; \ + } \ +} while (0) + #define DRM_UDELAY( udelay ) \ do { \ struct timeval tv1, tv2; \ @@ -105,7 +134,7 @@ do { \ do { \ drm_map_list_entry_t *listentry; \ TAILQ_FOREACH(listentry, dev->maplist, link) { \ - drm_map_t *map = listentry->map; \ + drm_local_map_t *map = listentry->map; \ if (map->type == _DRM_SHM && \ map->flags & _DRM_CONTAINS_LOCK) { \ dev_priv->sarea = map; \ @@ -114,7 +143,15 @@ do { \ } \ } while (0) -#define return DRM_ERR(v) return v; +#define DRM_HZ hz + +#define DRM_WAIT_ON( ret, queue, timeout, condition ) \ +while (!condition) { \ + ret = tsleep( (void *)&(queue), PZERO | PCATCH, "drmwtq", (timeout) ); \ + if ( ret ) \ + return ret; \ +} + #define DRM_ERR(v) v #define DRM_COPY_TO_USER_IOCTL(arg1, arg2, arg3) \ @@ -125,21 +162,25 @@ do { \ copyout(arg2, arg1, arg3) #define DRM_COPY_FROM_USER(arg1, arg2, arg3) \ copyin(arg2, arg1, arg3) +/* Macros for userspace access with checking readability once */ +/* FIXME: can't find equivalent functionality for nocheck yet. + * It'll be slower than linux, but should be correct. + */ +#define DRM_VERIFYAREA_READ( uaddr, size ) \ + (!uvm_useracc((caddr_t)uaddr, size, VM_PROT_READ)) +#define DRM_COPY_FROM_USER_UNCHECKED(arg1, arg2, arg3) \ + copyin(arg2, arg1, arg3) +#define DRM_GET_USER_UNCHECKED(val, uaddr) \ + ((val) = fuword(uaddr), 0) -#define DRM_READMEMORYBARRIER \ -{ \ - int xchangeDummy; \ - DRM_DEBUG("%s\n", __FUNCTION__); \ - __asm__ volatile(" push %%eax ; xchg %%eax, %0 ; pop %%eax" : : "m" (xchangeDummy)); \ - __asm__ volatile(" push %%eax ; push %%ebx ; push %%ecx ; push %%edx ;" \ - " movl $0,%%eax ; cpuid ; pop %%edx ; pop %%ecx ; pop %%ebx ;" \ - " pop %%eax" : /* no outputs */ : /* no inputs */ ); \ -} while (0); - -#define DRM_WRITEMEMORYBARRIER DRM_READMEMORYBARRIER +#define DRM_WRITEMEMORYBARRIER( map ) \ + bus_space_barrier((map)->iot, (map)->ioh, 0, (map)->size, 0); +#define DRM_READMEMORYBARRIER( map ) \ + bus_space_barrier((map)->iot, (map)->ioh, 0, (map)->size, BUS_SPACE_BARRIER_READ); -#define DRM_WAKEUP(w) wakeup(w) +#define DRM_WAKEUP(w) wakeup((void *)w) #define DRM_WAKEUP_INT(w) wakeup(w) +#define DRM_INIT_WAITQUEUE( queue ) do {} while (0) #define PAGE_ALIGN(addr) (((addr)+PAGE_SIZE-1)&PAGE_MASK) @@ -151,30 +192,46 @@ typedef struct drm_chipinfo char *name; } drm_chipinfo_t; +#define cpu_to_le32(x) (x) /* FIXME */ + typedef u_int32_t dma_addr_t; -typedef volatile u_int32_t atomic_t; +typedef volatile long atomic_t; typedef u_int32_t cycles_t; -typedef u_int32_t spinlock_t; typedef u_int32_t u32; typedef u_int16_t u16; typedef u_int8_t u8; typedef dev_type_ioctl(d_ioctl_t); typedef vaddr_t vm_offset_t; +/* FIXME */ #define atomic_set(p, v) (*(p) = (v)) #define atomic_read(p) (*(p)) -#define atomic_inc(p) atomic_add_int(p, 1) -#define atomic_dec(p) atomic_subtract_int(p, 1) -#define atomic_add(n, p) atomic_add_int(p, n) -#define atomic_sub(n, p) atomic_subtract_int(p, n) +#define atomic_inc(p) (*(p) += 1) +#define atomic_dec(p) (*(p) -= 1) +#define atomic_add(n, p) (*(p) += (n)) +#define atomic_sub(n, p) (*(p) -= (n)) -/* FIXME: Is NetBSD's kernel non-reentrant? */ +/* FIXME */ #define atomic_add_int(p, v) *(p) += v #define atomic_subtract_int(p, v) *(p) -= v #define atomic_set_int(p, bits) *(p) |= (bits) #define atomic_clear_int(p, bits) *(p) &= ~(bits) /* Fake this */ + +static __inline int +atomic_cmpset_int(__volatile__ int *dst, int old, int new) +{ + int s = splhigh(); + if (*dst==old) { + *dst = new; + splx(s); + return 1; + } + splx(s); + return 0; +} + static __inline atomic_t test_and_set_bit(int b, atomic_t *p) { @@ -224,20 +281,6 @@ find_first_zero_bit(atomic_t *p, int max) #define spldrm() spltty() #define jiffies hardclock_ticks -#define __drm_dummy_lock(lock) (*(__volatile__ unsigned int *)lock) -#define _DRM_CAS(lock,old,new,__ret) \ - do { \ - int __dummy; /* Can't mark eax as clobbered */ \ - __asm__ __volatile__( \ - "lock ; cmpxchg %4,%1\n\t" \ - "setnz %0" \ - : "=d" (__ret), \ - "=m" (__drm_dummy_lock(lock)), \ - "=a" (__dummy) \ - : "2" (old), \ - "r" (new)); \ - } while (0) - /* Redefinitions to make templating easy */ #define wait_queue_head_t atomic_t #define agp_memory void @@ -258,7 +301,7 @@ do { \ #define DRM_DEBUG(fmt, arg...) \ do { \ if (DRM(flags) & DRM_FLAG_DEBUG) \ - printf("[" DRM_NAME ":%s] " fmt , __FUNCTION__,## arg); \ + printf("[" DRM_NAME ":%s] " fmt , __FUNCTION__ ,## arg); \ } while (0) #else #define DRM_DEBUG(fmt, arg...) do { } while (0) @@ -292,8 +335,6 @@ do { \ /* drm_drv.h */ extern dev_type_ioctl(DRM(ioctl)); -extern dev_type_ioctl(DRM(lock)); -extern dev_type_ioctl(DRM(unlock)); extern dev_type_open(DRM(open)); extern dev_type_close(DRM(close)); extern dev_type_read(DRM(read)); @@ -305,75 +346,5 @@ extern int DRM(open_helper)(dev_t kdev, int flags, int fmt, extern drm_file_t *DRM(find_file_by_proc)(drm_device_t *dev, DRM_STRUCTPROC *p); -/* Misc. IOCTL support (drm_ioctl.h) */ -extern dev_type_ioctl(DRM(irq_busid)); -extern dev_type_ioctl(DRM(getunique)); -extern dev_type_ioctl(DRM(setunique)); -extern dev_type_ioctl(DRM(getmap)); -extern dev_type_ioctl(DRM(getclient)); -extern dev_type_ioctl(DRM(getstats)); - -/* Context IOCTL support (drm_context.h) */ -extern dev_type_ioctl(DRM(resctx)); -extern dev_type_ioctl(DRM(addctx)); -extern dev_type_ioctl(DRM(modctx)); -extern dev_type_ioctl(DRM(getctx)); -extern dev_type_ioctl(DRM(switchctx)); -extern dev_type_ioctl(DRM(newctx)); -extern dev_type_ioctl(DRM(rmctx)); -extern dev_type_ioctl(DRM(setsareactx)); -extern dev_type_ioctl(DRM(getsareactx)); - -/* Drawable IOCTL support (drm_drawable.h) */ -extern dev_type_ioctl(DRM(adddraw)); -extern dev_type_ioctl(DRM(rmdraw)); - -/* Authentication IOCTL support (drm_auth.h) */ -extern dev_type_ioctl(DRM(getmagic)); -extern dev_type_ioctl(DRM(authmagic)); - -/* Locking IOCTL support (drm_lock.h) */ -extern dev_type_ioctl(DRM(block)); -extern dev_type_ioctl(DRM(unblock)); -extern dev_type_ioctl(DRM(finish)); - -/* Buffer management support (drm_bufs.h) */ -extern dev_type_ioctl(DRM(addmap)); -extern dev_type_ioctl(DRM(rmmap)); -#if __HAVE_DMA -extern dev_type_ioctl(DRM(addbufs_agp)); -extern dev_type_ioctl(DRM(addbufs_pci)); -extern dev_type_ioctl(DRM(addbufs_sg)); -extern dev_type_ioctl(DRM(addbufs)); -extern dev_type_ioctl(DRM(infobufs)); -extern dev_type_ioctl(DRM(markbufs)); -extern dev_type_ioctl(DRM(freebufs)); -extern dev_type_ioctl(DRM(mapbufs)); -#endif - -/* DMA support (drm_dma.h) */ -#if __HAVE_DMA -extern dev_type_ioctl(DRM(control)); -#endif - -/* AGP/GART support (drm_agpsupport.h) */ -#if __REALLY_HAVE_AGP -extern dev_type_ioctl(DRM(agp_acquire)); -extern dev_type_ioctl(DRM(agp_release)); -extern dev_type_ioctl(DRM(agp_enable)); -extern dev_type_ioctl(DRM(agp_info)); -extern dev_type_ioctl(DRM(agp_alloc)); -extern dev_type_ioctl(DRM(agp_free)); -extern dev_type_ioctl(DRM(agp_unbind)); -extern dev_type_ioctl(DRM(agp_bind)); -#endif - -/* Scatter Gather Support (drm_scatter.h) */ -#if __HAVE_SG -extern dev_type_ioctl(DRM(sg_alloc)); -extern dev_type_ioctl(DRM(sg_free)); -#endif - -/* SysCtl Support (drm_sysctl.h) */ extern int DRM(sysctl_init)(drm_device_t *dev); extern int DRM(sysctl_cleanup)(drm_device_t *dev); |