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/*
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;
}
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