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Diffstat (limited to 'src/nvreg.h')
| -rw-r--r-- | src/nvreg.h | 200 |
1 files changed, 200 insertions, 0 deletions
diff --git a/src/nvreg.h b/src/nvreg.h new file mode 100644 index 0000000..c7bd6ba --- /dev/null +++ b/src/nvreg.h @@ -0,0 +1,200 @@ +/* $XConsortium: nvreg.h /main/2 1996/10/28 05:13:41 kaleb $ */ +/* + * Copyright 1996-1997 David J. McKay + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * DAVID J. MCKAY BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, + * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF + * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +/* $XFree86: xc/programs/Xserver/hw/xfree86/drivers/nv/nvreg.h,v 1.6 2002/01/25 21:56:06 tsi Exp $ */ + +#ifndef __NVREG_H_ +#define __NVREG_H_ + +/* Little macro to construct bitmask for contiguous ranges of bits */ +#define BITMASK(t,b) (((unsigned)(1U << (((t)-(b)+1)))-1) << (b)) +#define MASKEXPAND(mask) BITMASK(1?mask,0?mask) + +/* Macro to set specific bitfields (mask has to be a macro x:y) ! */ +#define SetBF(mask,value) ((value) << (0?mask)) +#define GetBF(var,mask) (((unsigned)((var) & MASKEXPAND(mask))) >> (0?mask) ) + +#define MaskAndSetBF(var,mask,value) (var)=(((var)&(~MASKEXPAND(mask)) \ + | SetBF(mask,value))) + +#define DEVICE_BASE(device) (0?NV##_##device) +#define DEVICE_SIZE(device) ((1?NV##_##device) - DEVICE_BASE(device)+1) + +/* This is where we will have to have conditional compilation */ +#define DEVICE_ACCESS(device,reg) \ + nv##device##Port[((NV_##device##_##reg)-DEVICE_BASE(device))/4] + +#define DEVICE_WRITE(device,reg,value) DEVICE_ACCESS(device,reg)=(value) +#define DEVICE_READ(device,reg) DEVICE_ACCESS(device,reg) +#define DEVICE_PRINT(device,reg) \ + ErrorF("NV_"#device"_"#reg"=#%08lx\n",DEVICE_ACCESS(device,reg)) +#define DEVICE_DEF(device,mask,value) \ + SetBF(NV_##device##_##mask,NV_##device##_##mask##_##value) +#define DEVICE_VALUE(device,mask,value) SetBF(NV_##device##_##mask,value) +#define DEVICE_MASK(device,mask) MASKEXPAND(NV_##device##_##mask) + +#define PDAC_Write(reg,value) DEVICE_WRITE(PDAC,reg,value) +#define PDAC_Read(reg) DEVICE_READ(PDAC,reg) +#define PDAC_Print(reg) DEVICE_PRINT(PDAC,reg) +#define PDAC_Def(mask,value) DEVICE_DEF(PDAC,mask,value) +#define PDAC_Val(mask,value) DEVICE_VALUE(PDAC,mask,value) +#define PDAC_Mask(mask) DEVICE_MASK(PDAC,mask) + +#define PFB_Write(reg,value) DEVICE_WRITE(PFB,reg,value) +#define PFB_Read(reg) DEVICE_READ(PFB,reg) +#define PFB_Print(reg) DEVICE_PRINT(PFB,reg) +#define PFB_Def(mask,value) DEVICE_DEF(PFB,mask,value) +#define PFB_Val(mask,value) DEVICE_VALUE(PFB,mask,value) +#define PFB_Mask(mask) DEVICE_MASK(PFB,mask) + +#define PRM_Write(reg,value) DEVICE_WRITE(PRM,reg,value) +#define PRM_Read(reg) DEVICE_READ(PRM,reg) +#define PRM_Print(reg) DEVICE_PRINT(PRM,reg) +#define PRM_Def(mask,value) DEVICE_DEF(PRM,mask,value) +#define PRM_Val(mask,value) DEVICE_VALUE(PRM,mask,value) +#define PRM_Mask(mask) DEVICE_MASK(PRM,mask) + +#define PGRAPH_Write(reg,value) DEVICE_WRITE(PGRAPH,reg,value) +#define PGRAPH_Read(reg) DEVICE_READ(PGRAPH,reg) +#define PGRAPH_Print(reg) DEVICE_PRINT(PGRAPH,reg) +#define PGRAPH_Def(mask,value) DEVICE_DEF(PGRAPH,mask,value) +#define PGRAPH_Val(mask,value) DEVICE_VALUE(PGRAPH,mask,value) +#define PGRAPH_Mask(mask) DEVICE_MASK(PGRAPH,mask) + +#define PDMA_Write(reg,value) DEVICE_WRITE(PDMA,reg,value) +#define PDMA_Read(reg) DEVICE_READ(PDMA,reg) +#define PDMA_Print(reg) DEVICE_PRINT(PDMA,reg) +#define PDMA_Def(mask,value) DEVICE_DEF(PDMA,mask,value) +#define PDMA_Val(mask,value) DEVICE_VALUE(PDMA,mask,value) +#define PDMA_Mask(mask) DEVICE_MASK(PDMA,mask) + +#define PTIMER_Write(reg,value) DEVICE_WRITE(PTIMER,reg,value) +#define PTIMER_Read(reg) DEVICE_READ(PTIMER,reg) +#define PTIMER_Print(reg) DEVICE_PRINT(PTIMER,reg) +#define PTIMER_Def(mask,value) DEVICE_DEF(PTIMER,mask,value) +#define PTIMER_Val(mask,value) DEVICE_VALUE(PTIEMR,mask,value) +#define PTIMER_Mask(mask) DEVICE_MASK(PTIMER,mask) + +#define PEXTDEV_Write(reg,value) DEVICE_WRITE(PEXTDEV,reg,value) +#define PEXTDEV_Read(reg) DEVICE_READ(PEXTDEV,reg) +#define PEXTDEV_Print(reg) DEVICE_PRINT(PEXTDEV,reg) +#define PEXTDEV_Def(mask,value) DEVICE_DEF(PEXTDEV,mask,value) +#define PEXTDEV_Val(mask,value) DEVICE_VALUE(PEXTDEV,mask,value) +#define PEXTDEV_Mask(mask) DEVICE_MASK(PEXTDEV,mask) + +#define PFIFO_Write(reg,value) DEVICE_WRITE(PFIFO,reg,value) +#define PFIFO_Read(reg) DEVICE_READ(PFIFO,reg) +#define PFIFO_Print(reg) DEVICE_PRINT(PFIFO,reg) +#define PFIFO_Def(mask,value) DEVICE_DEF(PFIFO,mask,value) +#define PFIFO_Val(mask,value) DEVICE_VALUE(PFIFO,mask,value) +#define PFIFO_Mask(mask) DEVICE_MASK(PFIFO,mask) + +#define PRAM_Write(reg,value) DEVICE_WRITE(PRAM,reg,value) +#define PRAM_Read(reg) DEVICE_READ(PRAM,reg) +#define PRAM_Print(reg) DEVICE_PRINT(PRAM,reg) +#define PRAM_Def(mask,value) DEVICE_DEF(PRAM,mask,value) +#define PRAM_Val(mask,value) DEVICE_VALUE(PRAM,mask,value) +#define PRAM_Mask(mask) DEVICE_MASK(PRAM,mask) + +#define PRAMFC_Write(reg,value) DEVICE_WRITE(PRAMFC,reg,value) +#define PRAMFC_Read(reg) DEVICE_READ(PRAMFC,reg) +#define PRAMFC_Print(reg) DEVICE_PRINT(PRAMFC,reg) +#define PRAMFC_Def(mask,value) DEVICE_DEF(PRAMFC,mask,value) +#define PRAMFC_Val(mask,value) DEVICE_VALUE(PRAMFC,mask,value) +#define PRAMFC_Mask(mask) DEVICE_MASK(PRAMFC,mask) + +#define PMC_Write(reg,value) DEVICE_WRITE(PMC,reg,value) +#define PMC_Read(reg) DEVICE_READ(PMC,reg) +#define PMC_Print(reg) DEVICE_PRINT(PMC,reg) +#define PMC_Def(mask,value) DEVICE_DEF(PMC,mask,value) +#define PMC_Val(mask,value) DEVICE_VALUE(PMC,mask,value) +#define PMC_Mask(mask) DEVICE_MASK(PMC,mask) + +#define PMC_Write(reg,value) DEVICE_WRITE(PMC,reg,value) +#define PMC_Read(reg) DEVICE_READ(PMC,reg) +#define PMC_Print(reg) DEVICE_PRINT(PMC,reg) +#define PMC_Def(mask,value) DEVICE_DEF(PMC,mask,value) +#define PMC_Val(mask,value) DEVICE_VALUE(PMC,mask,value) +#define PMC_Mask(mask) DEVICE_MASK(PMC,mask) + + +#define PBUS_Write(reg,value) DEVICE_WRITE(PBUS,reg,value) +#define PBUS_Read(reg) DEVICE_READ(PBUS,reg) +#define PBUS_Print(reg) DEVICE_PRINT(PBUS,reg) +#define PBUS_Def(mask,value) DEVICE_DEF(PBUS,mask,value) +#define PBUS_Val(mask,value) DEVICE_VALUE(PBUS,mask,value) +#define PBUS_Mask(mask) DEVICE_MASK(PBUS,mask) + + +#define PRAMDAC_Write(reg,value) DEVICE_WRITE(PRAMDAC,reg,value) +#define PRAMDAC_Read(reg) DEVICE_READ(PRAMDAC,reg) +#define PRAMDAC_Print(reg) DEVICE_PRINT(PRAMDAC,reg) +#define PRAMDAC_Def(mask,value) DEVICE_DEF(PRAMDAC,mask,value) +#define PRAMDAC_Val(mask,value) DEVICE_VALUE(PRAMDAC,mask,value) +#define PRAMDAC_Mask(mask) DEVICE_MASK(PRAMDAC,mask) + + +#define PDAC_ReadExt(reg) \ + ((PDAC_Write(INDEX_LO,(NV_PDAC_EXT_##reg) & 0xff)),\ + (PDAC_Write(INDEX_HI,((NV_PDAC_EXT_##reg) >> 8) & 0xff)),\ + (PDAC_Read(INDEX_DATA))) + +#define PDAC_WriteExt(reg,value)\ + ((PDAC_Write(INDEX_LO,(NV_PDAC_EXT_##reg) & 0xff)),\ + (PDAC_Write(INDEX_HI,((NV_PDAC_EXT_##reg) >> 8) & 0xff)),\ + (PDAC_Write(INDEX_DATA,(value)))) + +#define PCRTC_Def(mask,value) DEVICE_DEF(PCRTC,mask,value) +#define PCRTC_Val(mask,value) DEVICE_VALUE(PCRTC,mask,value) +#define PCRTC_Mask(mask) DEVICE_MASK(PCRTC,mask) + + +/* These are the variables which actually point at the register blocks */ +extern volatile unsigned *nvPDACPort; /* Points to the DAC */ +extern volatile unsigned *nvPFBPort; /* Points to the Frame buffer */ +extern volatile unsigned *nvPRMPort; /* Points to real mode stuff */ +extern volatile unsigned *nvPGRAPHPort; /* Graphics unit */ +extern volatile unsigned *nvPDMAPort; /* DMA engine */ +extern volatile unsigned *nvPFIFOPort; /* FIFO registers */ +extern volatile unsigned *nvPTIMERPort; /* TIMER registers */ +extern volatile unsigned *nvPEXTDEVPort; /* EXTDEV registers */ +extern volatile unsigned *nvPRAMPort; /* Priviliged RAM registers */ +extern volatile unsigned *nvPRAMFCPort; /* Priviliged RAM (Fifo) */ +extern volatile unsigned *nvPRAMHTPort; /* Priviliged RAM (hash) */ +extern volatile unsigned *nvPMCPort; /* Priviliged RAM (hash) */ +extern volatile unsigned *nvCHAN0Port; /* User channel 0 */ +extern volatile unsigned *nvPRAMDACPort; /* Points to the RAMDAC */ +extern volatile unsigned *nvPRAMINPort; /* Privileges instance memory */ +extern volatile unsigned *nvPBUSPort; /* Priviled Bus */ +extern volatile unsigned *nvPNVMPort; /* Priviled Bus */ +extern volatile unsigned *dumb; /* FrameBuffer - hack!!!! */ + + +typedef enum {NV1,NV3,NV4,NV10,NumNVChips} NVChipType; + +NVChipType GetChipType(void); + + +#endif + + |