Scratch for volunteers

git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@4692 b3059339-0415-0410-9bf9-f77b7e298cf2

1 files changed, 251 insertions, 0 deletions

diff --git a/vidix/drivers/mach64_vid.c b/vidix/drivers/mach64_vid.c
new file mode 100644
index 0000000000..dd5ef94608
--- /dev/null
+++ b/vidix/drivers/mach64_vid.c
@@ -0,0 +1,251 @@
+/*
+   mach64_vid - VIDIX based video driver for Mach64 and 3DRage chips
+   Copyrights 2002 Nick Kurshev. This file is based on sources from
+   GATOS (gatos.sf.net) and X11 (www.xfree86.org)
+   Licence: GPL
+   WARNING: THIS DRIVER WAS UNFINISHED! PLEASE DON'T TRY TO USE THAT!!!
+   IT'S JUST SCRATCH FOR VOLUNTEERS!!!
+*/
+#include <errno.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <math.h>
+#include <inttypes.h>
+#include <fcntl.h>
+
+#include "../vidix.h"
+#include "../fourcc.h"
+#include "../../libdha/libdha.h"
+#include "../../libdha/pci_ids.h"
+#include "../../libdha/pci_names.h"
+
+#include "mach64.h"
+
+#define UNUSED(x) ((void)(x)) /**< Removes warning about unused arguments */
+
+static void *mach64_mmio_base = 0;
+static void *mach64_mem_base = 0;
+static int32_t overlay_offset = 0;
+static uint32_t mach64_ram_size = 0;
+
+pciinfo_t pci_info;
+static int probed = 0;
+static int __verbose = 0;
+/* VIDIX exports */
+
+/* MMIO space*/
+#define GETREG(TYPE,PTR,OFFZ)		(*((volatile TYPE*)((PTR)+(OFFZ))))
+#define SETREG(TYPE,PTR,OFFZ,VAL)	(*((volatile TYPE*)((PTR)+(OFFZ))))=VAL
+
+#define INREG8(addr)		GETREG(uint8_t,(uint32_t)(mach64_mmio_base),(addr^0x100)<<2)
+#define OUTREG8(addr,val)	SETREG(uint8_t,(uint32_t)(mach64_mmio_base),(addr^0x100)<<2,val)
+#define INREG(addr)		GETREG(uint32_t,(uint32_t)(mach64_mmio_base),(addr^0x100)<<2)
+#define OUTREG(addr,val)	SETREG(uint32_t,(uint32_t)(mach64_mmio_base),(addr^0x100)<<2,val)
+
+#define OUTREGP(addr,val,mask)  					\
+	do {								\
+		unsigned int _tmp = INREG(addr);			\
+		_tmp &= (mask);						\
+		_tmp |= (val);						\
+		OUTREG(addr, _tmp);					\
+	} while (0)
+
+static __inline__ uint32_t INPLL(uint32_t addr)
+{
+	OUTREG8(0x491, (addr & 0x0000001f));
+	return (INREG(0x492));
+}
+
+#define OUTPLL(addr,val)	OUTREG8(0x491, (addr & 0x0000001f) | 0x00000080); \
+				OUTREG(0x492, val)
+#define OUTPLLP(addr,val,mask)  					\
+	do {								\
+		unsigned int _tmp = INPLL(addr);			\
+		_tmp &= (mask);						\
+		_tmp |= (val);						\
+		OUTPLL(addr, _tmp);					\
+	} while (0)
+
+static vidix_capability_t mach64_cap =
+{
+    "BES driver for Mach64/3DRage cards",
+    "Nick Kurshev",
+    TYPE_OUTPUT,
+    { 0, 0, 0, 0 },
+    2048,
+    2048,
+    4,
+    4,
+    -1,
+    FLAG_UPSCALER|FLAG_DOWNSCALER,
+    VENDOR_ATI,
+    -1,
+    { 0, 0, 0, 0 }
+};
+
+unsigned int vixGetVersion(void)
+{
+    return(VIDIX_VERSION);
+}
+
+static unsigned short ati_card_ids[] = 
+{
+ DEVICE_ATI_215CT_MACH64_CT,
+ DEVICE_ATI_210888CX_MACH64_CX,
+ DEVICE_ATI_210888ET_MACH64_ET,
+ DEVICE_ATI_MACH64_VT,
+ DEVICE_ATI_210888GX_MACH64_GX,
+ DEVICE_ATI_264LT_MACH64_LT,
+ DEVICE_ATI_264VT_MACH64_VT,
+ DEVICE_ATI_264VT3_MACH64_VT3,
+ DEVICE_ATI_264VT4_MACH64_VT4,
+ /**/
+ DEVICE_ATI_3D_RAGE_PRO,
+ DEVICE_ATI_3D_RAGE_PRO2,
+ DEVICE_ATI_3D_RAGE_PRO3,
+ DEVICE_ATI_3D_RAGE_PRO4,
+ DEVICE_ATI_RAGE_XC,
+ DEVICE_ATI_RAGE_XL_AGP,
+ DEVICE_ATI_RAGE_XC_AGP,
+ DEVICE_ATI_RAGE_XL,
+ DEVICE_ATI_3D_RAGE_PRO5,
+ DEVICE_ATI_3D_RAGE_PRO6,
+ DEVICE_ATI_RAGE_XL2,
+ DEVICE_ATI_RAGE_XC2,
+ DEVICE_ATI_3D_RAGE_I_II,
+ DEVICE_ATI_3D_RAGE_II,
+ DEVICE_ATI_3D_RAGE_IIC,
+ DEVICE_ATI_3D_RAGE_IIC2,
+ DEVICE_ATI_3D_RAGE_IIC3,
+ DEVICE_ATI_3D_RAGE_IIC4,
+ DEVICE_ATI_3D_RAGE_LT,
+ DEVICE_ATI_3D_RAGE_LT2,
+ DEVICE_ATI_RAGE_MOBILITY_M3,
+ DEVICE_ATI_RAGE_MOBILITY_M32,
+ DEVICE_ATI_3D_RAGE_LT_G,
+ DEVICE_ATI_3D_RAGE_LT3,
+ DEVICE_ATI_RAGE_MOBILITY_P_M,
+ DEVICE_ATI_RAGE_MOBILITY_L,
+ DEVICE_ATI_3D_RAGE_LT4,
+ DEVICE_ATI_3D_RAGE_LT5,
+ DEVICE_ATI_RAGE_MOBILITY_P_M2,
+ DEVICE_ATI_RAGE_MOBILITY_L2
+};
+
+static int find_chip(unsigned chip_id)
+{
+  unsigned i;
+  for(i = 0;i < sizeof(ati_card_ids)/sizeof(unsigned short);i++)
+  {
+    if(chip_id == ati_card_ids[i]) return i;
+  }
+  return -1;
+}
+
+int vixProbe(int verbose,int force)
+{
+  pciinfo_t lst[MAX_PCI_DEVICES];
+  unsigned i,num_pci;
+  int err;
+  __verbose = verbose;
+  err = pci_scan(lst,&num_pci);
+  if(err)
+  {
+    printf("[mach64] Error occured during pci scan: %s\n",strerror(err));
+    return err;
+  }
+  else
+  {
+    err = ENXIO;
+    for(i=0;i<num_pci;i++)
+    {
+      if(lst[i].vendor == VENDOR_ATI)
+      {
+        int idx;
+	const char *dname;
+	idx = find_chip(lst[i].device);
+	if(idx == -1 && force == PROBE_NORMAL) continue;
+	dname = pci_device_name(VENDOR_ATI,lst[i].device);
+	dname = dname ? dname : "Unknown chip";
+	printf("[mach64] Found chip: %s\n",dname);
+	if(force > PROBE_NORMAL)
+	{
+	    printf("[mach64] Driver was forced. Was found %sknown chip\n",idx == -1 ? "un" : "");
+	    if(idx == -1)
+		printf("[mach64] Assuming it as Mach64\n");
+	}
+	mach64_cap.device_id = lst[i].device;
+	err = 0;
+	memcpy(&pci_info,&lst[i],sizeof(pciinfo_t));
+	probed=1;
+	break;
+      }
+    }
+  }
+  if(err && verbose) printf("[mach64] Can't find chip\n");
+  return err;
+}
+
+int vixInit(void)
+{
+  int err;
+  if(!probed)
+  {
+    printf("[mach64] Driver was not probed but is being initializing\n");
+    return EINTR;
+  }
+  if((mach64_mmio_base = map_phys_mem(pci_info.base2,0x4096))==(void *)-1) return ENOMEM;
+  mach64_ram_size = INREG(MEM_CNTL) & CTL_MEM_SIZEB;
+  if (mach64_ram_size < 8) mach64_ram_size = (mach64_ram_size + 1) * 512;
+  else if (mach64_ram_size < 12) mach64_ram_size = (mach64_ram_size - 3) * 1024;
+  else mach64_ram_size = (mach64_ram_size - 7) * 2048;
+  mach64_ram_size *= 0x400; /* KB -> bytes */
+  if((mach64_mem_base = map_phys_mem(pci_info.base0,mach64_ram_size))==(void *)-1) return ENOMEM;
+//  memset(&besr,0,sizeof(bes_registers_t));
+//  mach64_vid_make_default();
+  printf("[mach64] Video memory = %uMb\n",mach64_ram_size/0x100000);
+  err = mtrr_set_type(pci_info.base0,mach64_ram_size,MTRR_TYPE_WRCOMB);
+  if(!err) printf("[mach64] Set write-combining type of video memory\n");
+  return 0;
+}
+
+void vixDestroy(void)
+{
+  unmap_phys_mem(mach64_mem_base,mach64_ram_size);
+  unmap_phys_mem(mach64_mmio_base,0x4096);
+}
+
+int vixGetCapability(vidix_capability_t *to)
+{
+    memcpy(to, &mach64_cap, sizeof(vidix_capability_t));
+    return 0;
+}
+
+int vixQueryFourcc(vidix_fourcc_t *to)
+{
+    UNUSED(to);
+    return ENOSYS;
+}
+
+int vixConfigPlayback(vidix_playback_t *info)
+{
+    UNUSED(info);
+    return ENOSYS;
+}
+
+int vixPlaybackOn(void)
+{
+    return ENOSYS;
+}
+
+int vixPlaybackOff(void)
+{
+    return ENOSYS;
+}
+
+int vixPlaybackFrameSelect(unsigned int frame)
+{
+    UNUSED(frame);
+    return ENOSYS;
+}