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/*
* Copyright 2007 OpenMoko, Inc.
* Copyright © 2009 Lars-Peter Clausen <lars@metafoo.de>
*
* This driver is based on Xati,
* Copyright 2003 Eric Anholt
*
* Permission to use, copy, modify, distribute, and sell this software and its
* documentation for any purpose is hereby granted without fee, provided that
* the above copyright notice appear in all copies and that both that copyright
* notice and this permission notice appear in supporting documentation, and
* that the name of the copyright holders not be used in advertising or
* publicity pertaining to distribution of the software without specific,
* written prior permission. The copyright holders make no representations
* about the suitability of this software for any purpose. It is provided "as
* is" without express or implied warranty.
*
* THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
* EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
* OF THIS SOFTWARE.
*
* Edited by:
* Dodji SEKETELI <dodji@openedhand.com>
*/
#ifndef _GLAMO_H_
#define _GLAMO_H_
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "xf86.h"
#include "exa.h"
#include <linux/fb.h>
#include <drm/drm.h>
#include <drm/glamo_bo.h>
#define GLAMO_REG_BASE(c) ((c)->attr.address[0])
#define GLAMO_REG_SIZE(c) (0x2400)
#if defined(__arm__) /* && !defined(__ARM_EABI__) */
static __inline__ void
MMIO_OUT16(__volatile__ void *base, const unsigned long offset,
const unsigned short val)
{
__asm__ __volatile__(
"strh %0, [%1, +%2]"
:
: "r" (val), "r" (base), "r" (offset)
: "memory" );
}
static __inline__ CARD16
MMIO_IN16(__volatile__ void *base, const unsigned long offset)
{
unsigned short val;
__asm__ __volatile__(
"ldrh %0, [%1, +%2]"
: "=r" (val)
: "r" (base), "r" (offset)
: "memory");
return val;
}
#else
#define MMIO_OUT16(mmio, a, v) (*(VOL16 *)((mmio) + (a)) = (v))
#define MMIO_IN16(mmio, a) (*(VOL16 *)((mmio) + (a)))
#endif
/* The number of EXA wait markers which can be active at once */
#define NUM_EXA_BUFFER_MARKERS 32
typedef volatile CARD16 VOL16;
typedef struct _MemBuf {
int size;
int used;
char data[1];
} MemBuf;
typedef struct {
Bool shadowFB;
void *shadow;
CloseScreenProcPtr CloseScreen;
CreateScreenResourcesProcPtr CreateScreenResources;
void (*PointerMoved)(int index, int x, int y);
EntityInfoPtr pEnt;
OptionInfoPtr Options;
ScreenPtr pScreen;
ExaDriverPtr exa;
unsigned char *ring_addr; /* Beginning of ring buffer. */
size_t ring_start;
size_t ring_len;
/*
* cmd queue in system memory
* It is to be flushed to cmd_queue_space
* "at once", when we are happy with it.
*/
MemBuf *cmd_queue;
/* The same, when using DRM */
uint16_t *cmdq_drm;
int cmdq_drm_used;
int cmdq_drm_size;
int cmdq_obj_used;
uint32_t *cmdq_objs;
unsigned int *cmdq_obj_pos;
struct glamo_bo *last_buffer_object; /* The last buffer object
* referenced in the cmdq */
struct glamo_bo *exa_buffer_markers[NUM_EXA_BUFFER_MARKERS];
unsigned int exa_marker_index; /* Index into exa_buffer_markers */
/* What was GLAMOCardInfo */
volatile char *reg_base;
Bool is_3362;
/* linux framebuffer */
int fb_fd;
struct fb_var_screeninfo fb_saved_var;
struct fb_var_screeninfo fb_var;
struct fb_fix_screeninfo fb_fix;
unsigned char *fbstart;
unsigned char *fbmem;
int fboff;
#ifndef HAVE_ENGINE_IOCTLS
/* save hardware registers */
short saved_clock_2d;
short saved_clock_isp;
short saved_clock_gen5_1;
short saved_clock_gen5_2;
short saved_hostbus_2;
#endif
#ifdef JBT6K74_SET_STATE
char *jbt6k74_state_path;
char saved_jbt6k74_state[14];
#endif
/* Use hardware acceleration */
Bool accel;
/* Things to do with DRI */
int drm_fd;
unsigned int SaveGeneration;
unsigned int fb_id;
char drm_devname[64];
struct glamo_bo_manager *bufmgr;
uint16_t *colormap;
} GlamoRec, *GlamoPtr;
#define GlamoPTR(p) ((GlamoPtr)((p)->driverPrivate))
static inline void
MMIOSetBitMask(volatile char *mmio, CARD32 reg, CARD16 mask, CARD16 val)
{
CARD16 tmp;
val &= mask;
tmp = MMIO_IN16(mmio, reg);
tmp &= ~mask;
tmp |= val;
MMIO_OUT16(mmio, reg, tmp);
}
/* glamo_draw.c */
size_t
GLAMODrawInit(ScrnInfoPtr pScrn, size_t mem_start, size_t mem_len);
Bool
GLAMODrawEnable(ScrnInfoPtr pScrn);
void
GLAMODrawDisable(ScrnInfoPtr pScrn);
void
GLAMODrawFini(ScrnInfoPtr pScrn);
/* glamo-display.h */
Bool
GlamoCrtcInit(ScrnInfoPtr pScrn);
/* glamo-output.h */
void
GlamoOutputInit(ScrnInfoPtr pScrn);
/* glamo-driver.c */
extern Bool GlamoGetRec(ScrnInfoPtr pScrn);
extern void GlamoFreeRec(ScrnInfoPtr pScrn);
#endif /* _GLAMO_H_ */
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