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-rw-r--r--bsd-core/drmP.h411
1 files changed, 375 insertions, 36 deletions
diff --git a/bsd-core/drmP.h b/bsd-core/drmP.h
index 815fd5dd..c5015100 100644
--- a/bsd-core/drmP.h
+++ b/bsd-core/drmP.h
@@ -35,23 +35,94 @@
#if defined(_KERNEL) || defined(__KERNEL__)
-#define DRM_DEBUG_CODE 0 /* Include debugging code (if > 1, then
- also include looping detection. */
-
typedef struct drm_device drm_device_t;
typedef struct drm_file drm_file_t;
-/* There's undoubtably more of this file to go into these OS dependent ones. */
-
-#ifdef __FreeBSD__
-#include "drm_os_freebsd.h"
-#elif defined __NetBSD__
-#include "drm_os_netbsd.h"
+#include <sys/param.h>
+#include <sys/queue.h>
+#include <sys/malloc.h>
+#include <sys/kernel.h>
+#include <sys/module.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/bus.h>
+#include <sys/signalvar.h>
+#include <sys/poll.h>
+#include <vm/vm.h>
+#include <vm/pmap.h>
+#include <vm/vm_extern.h>
+#include <vm/vm_map.h>
+#include <vm/vm_param.h>
+#include <machine/param.h>
+#include <machine/pmap.h>
+#include <machine/bus.h>
+#include <machine/resource.h>
+#include <machine/sysarch.h>
+#include <sys/endian.h>
+#include <sys/mman.h>
+#if defined(__FreeBSD__)
+#include <sys/rman.h>
+#include <sys/memrange.h>
+#include <pci/agpvar.h>
+#include <sys/agpio.h>
+#if __FreeBSD_version >= 500000
+#include <sys/mutex.h>
+#include <dev/pci/pcivar.h>
+#include <sys/selinfo.h>
+#else /* __FreeBSD_version >= 500000 */
+#include <pci/pcivar.h>
+#include <sys/select.h>
+#endif /* __FreeBSD_version < 500000 */
+#elif defined(__NetBSD__)
+#include <machine/mtrr.h>
+#include <sys/vnode.h>
+#include <sys/select.h>
+#include <sys/device.h>
+#include <sys/resourcevar.h>
+#include <sys/lkm.h>
+#include <sys/agpio.h>
+#include <sys/ttycom.h>
+#include <uvm/uvm.h>
+#include <dev/pci/pcireg.h>
+#include <dev/pci/pcivar.h>
+#include <dev/pci/agpvar.h>
+#elif defined(__OpenBSD__)
+#include <sys/lkm.h>
+#include <uvm/uvm.h>
#endif
+#include <sys/bus.h>
#include "drm.h"
+#include "drm_linux_list.h"
+#include "drm_atomic.h"
+
+#ifdef __FreeBSD__
+#include <opt_drm.h>
+#ifdef DRM_DEBUG
+#undef DRM_DEBUG
+#define DRM_DEBUG_DEFAULT_ON 1
+#endif /* DRM_DEBUG */
+#endif
-/* Begin the DRM... */
+#if defined(DRM_LINUX) && DRM_LINUX && !defined(__amd64__)
+#include <sys/file.h>
+#include <sys/proc.h>
+#include <machine/../linux/linux.h>
+#include <machine/../linux/linux_proto.h>
+#else
+/* Either it was defined when it shouldn't be (FreeBSD amd64) or it isn't
+ * supported on this OS yet.
+ */
+#undef DRM_LINUX
+#define DRM_LINUX 0
+#endif
#define DRM_HASH_SIZE 16 /* Size of key hash table */
#define DRM_KERNEL_CONTEXT 0 /* Change drm_resctx if changed */
@@ -89,10 +160,264 @@ typedef struct drm_file drm_file_t;
#define DRM_IF_VERSION(maj, min) (maj << 16 | min)
+MALLOC_DECLARE(M_DRM);
+
+#define __OS_HAS_AGP 1
+
+#define DRM_DEV_MODE (S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP)
+#define DRM_DEV_UID 0
+#define DRM_DEV_GID 0
+
+#define wait_queue_head_t atomic_t
+#define DRM_WAKEUP(w) wakeup((void *)w)
+#define DRM_WAKEUP_INT(w) wakeup(w)
+#define DRM_INIT_WAITQUEUE(queue) do {} while (0)
+
+#if defined(__FreeBSD__) && __FreeBSD_version < 502109
+#define bus_alloc_resource_any(dev, type, rid, flags) \
+ bus_alloc_resource(dev, type, rid, 0ul, ~0ul, 1, flags)
+#endif
+
+#if defined(__FreeBSD__) && __FreeBSD_version >= 500000
+#define DRM_CURPROC curthread
+#define DRM_STRUCTPROC struct thread
+#define DRM_SPINTYPE struct mtx
+#define DRM_SPININIT(l,name) mtx_init(&l, name, NULL, MTX_DEF)
+#define DRM_SPINUNINIT(l) mtx_destroy(&l)
+#define DRM_SPINLOCK(l) mtx_lock(l)
+#define DRM_SPINUNLOCK(u) mtx_unlock(u);
+#define DRM_SPINLOCK_ASSERT(l) mtx_assert(l, MA_OWNED)
+#define DRM_CURRENTPID curthread->td_proc->p_pid
+#define DRM_LOCK() mtx_lock(&dev->dev_lock)
+#define DRM_UNLOCK() mtx_unlock(&dev->dev_lock)
+#define DRM_SYSCTL_HANDLER_ARGS (SYSCTL_HANDLER_ARGS)
+#else /* __FreeBSD__ && __FreeBSD_version >= 500000 */
+#define DRM_CURPROC curproc
+#define DRM_STRUCTPROC struct proc
+#define DRM_SPINTYPE struct simplelock
+#define DRM_SPININIT(l,name)
+#define DRM_SPINUNINIT(l)
+#define DRM_SPINLOCK(l)
+#define DRM_SPINUNLOCK(u)
+#define DRM_CURRENTPID curproc->p_pid
+#define DRM_LOCK()
+#define DRM_UNLOCK()
+#define DRM_SYSCTL_HANDLER_ARGS SYSCTL_HANDLER_ARGS
+#define spldrm() spltty()
+#endif /* __NetBSD__ || __OpenBSD__ */
+
+/* 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_IRQ_ARGS void *arg
+typedef void irqreturn_t;
+#define IRQ_HANDLED /* nothing */
+#define IRQ_NONE /* nothing */
+
+#if defined(__FreeBSD__)
+#define DRM_DEVICE \
+ drm_device_t *dev = kdev->si_drv1
+#define DRM_IOCTL_ARGS struct cdev *kdev, u_long cmd, caddr_t data, \
+ int flags, DRM_STRUCTPROC *p, DRMFILE filp
+
+#define PAGE_ALIGN(addr) round_page(addr)
+#define DRM_SUSER(p) suser(p)
+#define DRM_AGP_FIND_DEVICE() agp_find_device()
+#define DRM_MTRR_WC MDF_WRITECOMBINE
+#define jiffies ticks
+
+#else /* __FreeBSD__ */
+
+#if defined(__NetBSD__)
+#define DRM_DEVICE \
+ drm_device_t *dev = device_lookup(&drm_cd, minor(kdev))
+#elif defined(__OpenBSD__)
+#define DRM_DEVICE \
+ drm_device_t *dev = (device_lookup(&drm_cd, \
+ minor(kdev)))->dv_cfdata->cf_driver->cd_devs[minor(kdev)]
+#endif /* __OpenBSD__ */
+#define DRM_IOCTL_ARGS dev_t kdev, u_long cmd, caddr_t data, \
+ int flags, DRM_STRUCTPROC *p, DRMFILE filp
+
+#define CDEV_MAJOR 34
+#define PAGE_ALIGN(addr) (((addr) + PAGE_SIZE - 1) & PAGE_MASK)
+#define DRM_SUSER(p) suser(p->p_ucred, &p->p_acflag)
+#define DRM_AGP_FIND_DEVICE() agp_find_device(0)
+#define DRM_MTRR_WC MTRR_TYPE_WC
+#define jiffies hardclock_ticks
+
+typedef drm_device_t *device_t;
+extern struct cfdriver drm_cd;
+#endif /* !__FreeBSD__ */
+
+typedef unsigned long dma_addr_t;
+typedef u_int32_t u32;
+typedef u_int16_t u16;
+typedef u_int8_t u8;
+
+/* DRM_READMEMORYBARRIER() prevents reordering of reads.
+ * DRM_WRITEMEMORYBARRIER() prevents reordering of writes.
+ * DRM_MEMORYBARRIER() prevents reordering of reads and writes.
+ */
+#if defined(__i386__)
+#define DRM_READMEMORYBARRIER() __asm __volatile( \
+ "lock; addl $0,0(%%esp)" : : : "memory");
+#define DRM_WRITEMEMORYBARRIER() __asm __volatile("" : : : "memory");
+#define DRM_MEMORYBARRIER() __asm __volatile( \
+ "lock; addl $0,0(%%esp)" : : : "memory");
+#elif defined(__alpha__)
+#define DRM_READMEMORYBARRIER() alpha_mb();
+#define DRM_WRITEMEMORYBARRIER() alpha_wmb();
+#define DRM_MEMORYBARRIER() alpha_mb();
+#elif defined(__amd64__)
+#define DRM_READMEMORYBARRIER() __asm __volatile( \
+ "lock; addl $0,0(%%rsp)" : : : "memory");
+#define DRM_WRITEMEMORYBARRIER() __asm __volatile("" : : : "memory");
+#define DRM_MEMORYBARRIER() __asm __volatile( \
+ "lock; addl $0,0(%%rsp)" : : : "memory");
+#endif
+
+#ifdef __FreeBSD__
+#define DRM_READ8(map, offset) \
+ *(volatile u_int8_t *) (((unsigned long)(map)->handle) + (offset))
+#define DRM_READ16(map, offset) \
+ *(volatile u_int16_t *) (((unsigned long)(map)->handle) + (offset))
+#define DRM_READ32(map, offset) \
+ *(volatile u_int32_t *)(((unsigned long)(map)->handle) + (offset))
+#define DRM_WRITE8(map, offset, val) \
+ *(volatile u_int8_t *) (((unsigned long)(map)->handle) + (offset)) = val
+#define DRM_WRITE16(map, offset, val) \
+ *(volatile u_int16_t *) (((unsigned long)(map)->handle) + (offset)) = val
+#define DRM_WRITE32(map, offset, val) \
+ *(volatile u_int32_t *)(((unsigned long)(map)->handle) + (offset)) = val
+
+#define DRM_VERIFYAREA_READ( uaddr, size ) \
+ (!useracc((caddr_t)uaddr, size, VM_PROT_READ))
+
+#else /* __FreeBSD__ */
+
+typedef vaddr_t vm_offset_t;
+
+#define DRM_READ8(map, offset) \
+ bus_space_read_1( (map)->iot, (map)->ioh, (offset))
+#define DRM_READ16(map, offset) \
+ bus_space_read_2( (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_WRITE16(map, offset, val) \
+ bus_space_write_2((map)->iot, (map)->ioh, (offset), (val))
+#define DRM_WRITE32(map, offset, val) \
+ bus_space_write_4((map)->iot, (map)->ioh, (offset), (val))
+
+#define DRM_VERIFYAREA_READ( uaddr, size ) \
+ (!uvm_useracc((caddr_t)uaddr, size, VM_PROT_READ))
+#endif /* !__FreeBSD__ */
+
+#define DRM_COPY_TO_USER_IOCTL(user, kern, size) \
+ if ( IOCPARM_LEN(cmd) != size) \
+ return EINVAL; \
+ *user = kern;
+#define DRM_COPY_FROM_USER_IOCTL(kern, user, size) \
+ if ( IOCPARM_LEN(cmd) != size) \
+ return EINVAL; \
+ kern = *user;
+#define DRM_COPY_TO_USER(user, kern, size) \
+ copyout(kern, user, size)
+#define DRM_COPY_FROM_USER(kern, user, size) \
+ copyin(user, kern, size)
+#define DRM_COPY_FROM_USER_UNCHECKED(arg1, arg2, arg3) \
+ copyin(arg2, arg1, arg3)
+#define DRM_COPY_TO_USER_UNCHECKED(arg1, arg2, arg3) \
+ copyout(arg2, arg1, arg3)
+#define DRM_GET_USER_UNCHECKED(val, uaddr) \
+ ((val) = fuword(uaddr), 0)
+#define DRM_PUT_USER_UNCHECKED(uaddr, val) \
+ suword(uaddr, val)
+
+#define cpu_to_le32(x) htole32(x)
+#define le32_to_cpu(x) le32toh(x)
+
+#define DRM_ERR(v) v
+#define DRM_HZ hz
+#define DRM_UDELAY(udelay) DELAY(udelay)
+#define DRM_TIME_SLICE (hz/20) /* Time slice for GLXContexts */
+
#define DRM_GET_PRIV_SAREA(_dev, _ctx, _map) do { \
(_map) = (_dev)->context_sareas[_ctx]; \
} while(0)
+#define DRM_GET_PRIV_WITH_RETURN(_priv, _filp) \
+do { \
+ if (_filp != (DRMFILE)(intptr_t)DRM_CURRENTPID) { \
+ DRM_ERROR("filp doesn't match curproc\n"); \
+ return EINVAL; \
+ } \
+ DRM_LOCK(); \
+ _priv = drm_find_file_by_proc(dev, DRM_CURPROC); \
+ DRM_UNLOCK(); \
+ if (_priv == NULL) { \
+ DRM_ERROR("can't find authenticator\n"); \
+ return EINVAL; \
+ } \
+} while (0)
+
+#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_GETSAREA() \
+do { \
+ drm_map_list_entry_t *listentry; \
+ TAILQ_FOREACH(listentry, dev->maplist, link) { \
+ drm_local_map_t *map = listentry->map; \
+ if (map->type == _DRM_SHM && \
+ map->flags & _DRM_CONTAINS_LOCK) { \
+ dev_priv->sarea = map; \
+ break; \
+ } \
+ } \
+} while (0)
+
+#if defined(__FreeBSD__) && __FreeBSD_version > 500000
+#define DRM_WAIT_ON( ret, queue, timeout, condition ) \
+for ( ret = 0 ; !ret && !(condition) ; ) { \
+ mtx_lock(&dev->irq_lock); \
+ if (!(condition)) \
+ ret = msleep(&(queue), &dev->irq_lock, \
+ PZERO | PCATCH, "drmwtq", (timeout)); \
+ mtx_unlock(&dev->irq_lock); \
+}
+#else
+#define DRM_WAIT_ON( ret, queue, timeout, condition ) \
+for ( ret = 0 ; !ret && !(condition) ; ) { \
+ int s = spldrm(); \
+ if (!(condition)) \
+ ret = tsleep( &(queue), PZERO | PCATCH, \
+ "drmwtq", (timeout) ); \
+ splx(s); \
+}
+#endif
+
+#define DRM_ERROR(fmt, arg...) \
+ printf("error: [" DRM_NAME ":pid%d:%s] *ERROR* " fmt, \
+ DRM_CURRENTPID, __func__ , ## arg)
+
+#define DRM_INFO(fmt, arg...) printf("info: [" DRM_NAME "] " fmt , ## arg)
+
+#define DRM_DEBUG(fmt, arg...) do { \
+ if (drm_flags & DRM_FLAG_DEBUG) \
+ printf("[" DRM_NAME ":pid%d:%s] " fmt, DRM_CURRENTPID, \
+ __func__ , ## arg); \
+} while (0)
typedef struct drm_pci_id_list
{
@@ -176,9 +501,6 @@ struct drm_file {
drm_magic_t magic;
unsigned long ioctl_count;
void *driver_priv;
-#ifdef DRIVER_FILE_FIELDS
- DRIVER_FILE_FIELDS;
-#endif
};
typedef struct drm_lock_data {
@@ -273,8 +595,8 @@ typedef struct drm_vbl_sig {
* DRM device functions structure
*/
struct drm_device {
-#ifdef __NetBSD__
- struct device device; /* NetBSD's softc is an extension of struct device */
+#if defined(__NetBSD__) || defined(__OpenBSD__)
+ struct device device; /* softc is an extension of struct device */
#endif
/* Beginning of driver-config section */
@@ -342,7 +664,7 @@ struct drm_device {
/* Locks */
#if defined(__FreeBSD__) && __FreeBSD_version > 500000
struct mtx dma_lock; /* protects dev->dma */
- struct mtx irq_lock; /* protects irq condition checks */
+ struct mtx irq_lock; /* protects irq condition checks */
struct mtx dev_lock; /* protects everything else */
#endif
/* Usage Counters */
@@ -375,7 +697,7 @@ struct drm_device {
#ifdef __FreeBSD__
int irqrid; /* Interrupt used by board */
struct resource *irqr; /* Resource for interrupt used by board */
-#elif defined(__NetBSD__)
+#elif defined(__NetBSD__) || defined(__OpenBSD__)
struct pci_attach_args pa;
pci_intr_handle_t ih;
#endif
@@ -388,9 +710,6 @@ struct drm_device {
atomic_t context_flag; /* Context swapping flag */
int last_context; /* Last current context */
-#if __FreeBSD_version >= 400005
- struct task task;
-#endif
int vbl_queue; /* vbl wait channel */
atomic_t vbl_received;
@@ -418,11 +737,36 @@ extern int drm_flags;
int drm_probe(device_t nbdev, drm_pci_id_list_t *idlist);
int drm_attach(device_t nbdev, drm_pci_id_list_t *idlist);
int drm_detach(device_t nbdev);
-#elif defined(__NetBSD__)
+d_ioctl_t drm_ioctl;
+d_open_t drm_open;
+d_close_t drm_close;
+d_read_t drm_read;
+d_poll_t drm_poll;
+d_mmap_t drm_mmap;
+#elif defined(__NetBSD__) || defined(__OpenBSD__)
int drm_probe(struct pci_attach_args *pa, drm_pci_id_list_t *idlist);
int drm_attach(struct pci_attach_args *pa, dev_t kdev, drm_pci_id_list_t *idlist);
+dev_type_ioctl(drm_ioctl);
+dev_type_open(drm_open);
+dev_type_close(drm_close);
+dev_type_read(drm_read);
+dev_type_poll(drm_poll);
+dev_type_mmap(drm_mmap);
#endif
+/* File operations helpers (drm_fops.c) */
+#ifdef __FreeBSD__
+extern int drm_open_helper(struct cdev *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);
+#elif defined(__NetBSD__) || defined(__OpenBSD__)
+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);
+#endif /* __NetBSD__ || __OpenBSD__ */
+
/* Memory management support (drm_memory.c) */
void drm_mem_init(void);
void drm_mem_uninit(void);
@@ -436,11 +780,6 @@ void drm_ioremapfree(drm_local_map_t *map);
int drm_mtrr_add(unsigned long offset, size_t size, int flags);
int drm_mtrr_del(unsigned long offset, size_t size, int flags);
-agp_memory *drm_alloc_agp(int pages, u32 type);
-int drm_free_agp(agp_memory *handle, int pages);
-int drm_bind_agp(agp_memory *handle, unsigned int start);
-int drm_unbind_agp(agp_memory *handle);
-
int drm_context_switch(drm_device_t *dev, int old, int new);
int drm_context_switch_complete(drm_device_t *dev, int new);
@@ -483,14 +822,20 @@ int drm_device_is_agp(drm_device_t *dev);
drm_agp_head_t *drm_agp_init(void);
void drm_agp_uninit(void);
void drm_agp_do_release(void);
-agp_memory *drm_agp_allocate_memory(size_t pages, u32 type);
-int drm_agp_free_memory(agp_memory *handle);
-int drm_agp_bind_memory(agp_memory *handle, off_t start);
-int drm_agp_unbind_memory(agp_memory *handle);
+void *drm_agp_allocate_memory(size_t pages, u32 type);
+int drm_agp_free_memory(void *handle);
+int drm_agp_bind_memory(void *handle, off_t start);
+int drm_agp_unbind_memory(void *handle);
/* Scatter Gather Support (drm_scatter.c) */
void drm_sg_cleanup(drm_sg_mem_t *entry);
+#ifdef __FreeBSD__
+/* sysctl support (drm_sysctl.h) */
+extern int drm_sysctl_init(drm_device_t *dev);
+extern int drm_sysctl_cleanup(drm_device_t *dev);
+#endif /* __FreeBSD__ */
+
/* ATI PCIGART support (ati_pcigart.c) */
int drm_ati_pcigart_init(drm_device_t *dev, unsigned long *addr,
dma_addr_t *bus_addr);
@@ -569,12 +914,6 @@ static __inline__ void drm_core_ioremap(struct drm_local_map *map, struct drm_de
{
map->handle = drm_ioremap(dev, map);
}
-#if 0
-static __inline__ void drm_core_ioremap_nocache(struct drm_map *map, struct drm_device *dev)
-{
- map->handle = drm_ioremap_nocache(dev, map);
-}
-#endif
static __inline__ void drm_core_ioremapfree(struct drm_local_map *map, struct drm_device *dev)
{
if ( map->handle && map->size )
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-01 12:45:49 +0000