merged bsd-3-0-0-branch

1 files changed, 378 insertions, 0 deletions

diff --git a/bsd-core/drm_os_netbsd.h b/bsd-core/drm_os_netbsd.h
new file mode 100644
index 00000000..2082c047
--- /dev/null
+++ b/bsd-core/drm_os_netbsd.h
@@ -0,0 +1,378 @@
+#include <sys/param.h>
+#include <sys/queue.h>
+#include <sys/malloc.h>
+#include <sys/kernel.h>
+#include <sys/systm.h>
+#include <sys/conf.h>
+#include <sys/stat.h>
+#include <sys/proc.h>
+#include <sys/lock.h>
+#include <sys/fcntl.h>
+#include <sys/uio.h>
+#include <sys/filio.h>
+#include <sys/sysctl.h>
+#include <sys/select.h>
+#include <sys/device.h>
+#include <sys/mman.h>
+#include <uvm/uvm.h>
+#include <sys/vnode.h>
+#include <sys/poll.h>
+/* For TIOCSPGRP/TIOCGPGRP */
+#include <sys/ttycom.h>
+
+#include <uvm/uvm.h>
+
+#include <machine/pmap.h>
+#include <machine/bus.h>
+#include <sys/resourcevar.h>
+#include <machine/sysarch.h>
+#include <machine/mtrr.h>
+
+#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_SG	0
+
+#if __REALLY_HAVE_AGP
+#include <dev/pci/agpvar.h>
+#include <sys/agpio.h>
+#endif
+
+#define device_t struct device *
+extern struct cfdriver DRM(_cd);
+
+#if DRM_DEBUG
+#undef  DRM_DEBUG_CODE
+#define DRM_DEBUG_CODE 2
+#endif
+#undef DRM_DEBUG
+
+#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 DRM_CURPROC		curproc
+#define DRM_STRUCTPROC	struct proc
+#define DRM_SPINTYPE		struct simplelock
+#define DRM_SPININIT(l,name)	simple_lock_init(&l)
+#define DRM_SPINLOCK(l)	simple_lock(l)
+#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
+#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_MALLOC(size)	malloc( size, DRM(M_DRM), M_NOWAIT )
+#define DRM_FREE(pt)		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_PRIV					\
+	drm_file_t	*priv	= (drm_file_t *) DRM(find_file_by_proc)(dev, p); \
+	if (!priv) {						\
+		DRM_DEBUG("can't find authenticator\n");	\
+		return EINVAL;					\
+	}
+
+#define DRM_UDELAY( udelay )					\
+do {								\
+	struct timeval tv1, tv2;				\
+	microtime(&tv1);					\
+	do {							\
+		microtime(&tv2);				\
+	}							\
+	while (((tv2.tv_sec-tv1.tv_sec)*1000000 + tv2.tv_usec - tv1.tv_usec) < udelay ); \
+} while (0)
+
+#define DRM_GETSAREA()					\
+do {								\
+	drm_map_list_entry_t *listentry;			\
+	TAILQ_FOREACH(listentry, dev->maplist, link) {		\
+		drm_map_t *map = listentry->map;		\
+		if (map->type == _DRM_SHM &&			\
+			map->flags & _DRM_CONTAINS_LOCK) {	\
+			dev_priv->sarea = map;			\
+			break;					\
+		}						\
+	}							\
+} while (0)
+
+#define return DRM_ERR(v)	return v;
+#define DRM_ERR(v)		v
+
+#define DRM_COPY_TO_USER_IOCTL(arg1, arg2, arg3) \
+	*arg1 = arg2
+#define DRM_COPY_FROM_USER_IOCTL(arg1, arg2, arg3) \
+	arg1 = *arg2
+#define DRM_COPY_TO_USER(arg1, arg2, arg3) \
+	copyout(arg2, arg1, arg3)
+#define DRM_COPY_FROM_USER(arg1, arg2, arg3) \
+	copyin(arg2, arg1, arg3)
+
+#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_WAKEUP(w) wakeup(w)
+#define DRM_WAKEUP_INT(w) wakeup(w)
+
+#define PAGE_ALIGN(addr) (((addr)+PAGE_SIZE-1)&PAGE_MASK)
+
+typedef struct drm_chipinfo
+{
+	int vendor;
+	int device;
+	int supported;
+	char *name;
+} drm_chipinfo_t;
+
+typedef u_int32_t dma_addr_t;
+typedef volatile u_int32_t 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;
+
+#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)
+
+/* FIXME: Is NetBSD's kernel non-reentrant? */
+#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 atomic_t
+test_and_set_bit(int b, atomic_t *p)
+{
+	int s = splhigh();
+	unsigned int m = 1<<b;
+	unsigned int r = *p & m;
+	*p |= m;
+	splx(s);
+	return r;
+}
+
+static __inline void
+clear_bit(int b, atomic_t *p)
+{
+    atomic_clear_int(p + (b >> 5), 1 << (b & 0x1f));
+}
+
+static __inline void
+set_bit(int b, atomic_t *p)
+{
+    atomic_set_int(p + (b >> 5), 1 << (b & 0x1f));
+}
+
+static __inline int
+test_bit(int b, atomic_t *p)
+{
+    return p[b >> 5] & (1 << (b & 0x1f));
+}
+
+static __inline int
+find_first_zero_bit(atomic_t *p, int max)
+{
+    int b;
+
+    for (b = 0; b < max; b += 32) {
+	if (p[b >> 5] != ~0) {
+	    for (;;) {
+		if ((p[b >> 5] & (1 << (b & 0x1f))) == 0)
+		    return b;
+		b++;
+	    }
+	}
+    }
+    return 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
+
+				/* Macros to make printf easier */
+#define DRM_ERROR(fmt, arg...) \
+do { \
+	printf("error: [" DRM_NAME ":%s] *ERROR* ", __func__ ); \
+	printf( fmt,## arg ); \
+} while (0)
+
+#define DRM_MEM_ERROR(area, fmt, arg...) \
+	printf("error: [" DRM_NAME ":%s:%s] *ERROR* " fmt , \
+		__func__, DRM(mem_stats)[area].name ,## arg)
+#define DRM_INFO(fmt, arg...)  printf("info: " "[" DRM_NAME "] " fmt ,## arg)
+
+#if DRM_DEBUG_CODE
+#define DRM_DEBUG(fmt, arg...)						  \
+	do {								  \
+		if (DRM(flags) & DRM_FLAG_DEBUG)			  \
+			printf("[" DRM_NAME ":%s] " fmt , __FUNCTION__,## arg); \
+	} while (0)
+#else
+#define DRM_DEBUG(fmt, arg...)		 do { } while (0)
+#endif
+
+#define DRM_PROC_LIMIT (PAGE_SIZE-80)
+
+#define DRM_SYSCTL_PRINT(fmt, arg...)		\
+  snprintf(buf, sizeof(buf), fmt, ##arg);	\
+  error = SYSCTL_OUT(req, buf, strlen(buf));	\
+  if (error) return error;
+
+#define DRM_SYSCTL_PRINT_RET(ret, fmt, arg...)	\
+  snprintf(buf, sizeof(buf), fmt, ##arg);	\
+  error = SYSCTL_OUT(req, buf, strlen(buf));	\
+  if (error) { ret; return error; }
+
+
+#define DRM_FIND_MAP(dest, o)						\
+	do {								\
+		drm_map_list_entry_t *listentry;			\
+		TAILQ_FOREACH(listentry, dev->maplist, link) {		\
+			if ( listentry->map->offset == o ) {		\
+				dest = listentry->map;			\
+				break;					\
+			}						\
+		}							\
+	} while (0)
+
+/* Internal functions */
+
+/* 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));
+extern dev_type_write(DRM(write));
+extern dev_type_poll(DRM(poll));
+extern dev_type_mmap(DRM(mmap));
+extern int		DRM(open_helper)(dev_t kdev, int flags, int fmt, 
+					 DRM_STRUCTPROC *p, drm_device_t *dev);
+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);