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-rw-r--r--src/atirgb514.c280
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diff --git a/src/atirgb514.c b/src/atirgb514.c
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--- a/src/atirgb514.c
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@@ -1,280 +0,0 @@
-/* $XFree86: xc/programs/Xserver/hw/xfree86/drivers/ati/atirgb514.c,v 1.4 2003/01/01 19:16:34 tsi Exp $ */
-/*
- * Copyright 2001 through 2003 by Marc Aurele La France (TSI @ UQV), tsi@xfree86.org
- *
- * 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 Marc Aurele La France not be used in advertising or
- * publicity pertaining to distribution of the software without specific,
- * written prior permission. Marc Aurele La France makes no representations
- * about the suitability of this software for any purpose. It is provided
- * "as-is" without express or implied warranty.
- *
- * MARC AURELE LA FRANCE DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
- * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO
- * EVENT SHALL MARC AURELE LA FRANCE 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.
- */
-
-#include "ati.h"
-#include "aticrtc.h"
-#include "atimach64io.h"
-#include "atirgb514.h"
-
-/*
- * ATIRGB514PreInit --
- *
- * This function fills in the IBM RGB 514 portion of an ATIHWRec that is common
- * to all video modes generated by the server.
- */
-void
-ATIRGB514PreInit
-(
- ATIPtr pATI,
- ATIHWPtr pATIHW
-)
-{
- /* Get a work copy of IBM RGB 514 registers */
- ATIRGB514Save(pATI, pATIHW);
-
- /* Miscellaneous Clock Control */
- pATIHW->ibmrgb514[0x0002U] = 0x01U;
-
- /* Sync Control */
- pATIHW->ibmrgb514[0x0003U] &= ~0x80U;
-
- /* Horizontal Sync Control */
- pATIHW->ibmrgb514[0x0004U] = 0x00U;
-
- /* Power Management */
- pATIHW->ibmrgb514[0x0005U] = 0x00U;
-
- /* DAC Operation */
- pATIHW->ibmrgb514[0x0006U] &= ~0x04U;
-
- /* Palette Control */
- pATIHW->ibmrgb514[0x0007U] = 0x00U;
-
- /* PLL Control */
- pATIHW->ibmrgb514[0x0010U] = 0x01U;
-
- /* Cursor control */
- pATIHW->ibmrgb514[0x0030U] &= ~0x03U; /* For now */
-
- /* Border (i.e. overscan) */
- pATIHW->ibmrgb514[0x0060U] = 0x00U;
- pATIHW->ibmrgb514[0x0061U] = 0x00U;
- pATIHW->ibmrgb514[0x0062U] = 0x00U;
-
- /* Miscellaneous Control */
- pATIHW->ibmrgb514[0x0070U] &= ~0x20U;
- pATIHW->ibmrgb514[0x0071U] = 0x41U; /* See workaround in ATIRGB514Set() */
-
-#ifndef AVOID_CPIO
-
- if (pATIHW->crtc == ATI_CRTC_VGA)
- {
- /* Pixel Format */
- pATIHW->ibmrgb514[0x000AU] = 0x03U;
-
- /* Miscellaneous Control */
- pATIHW->ibmrgb514[0x0070U] |= 0x40U;
-
- /* VRAM Mask */
- pATIHW->ibmrgb514[0x0090U] = 0x03U;
- }
- else
-
-#endif /* AVOID_CPIO */
-
- {
- /* Miscellaneous Control */
- pATIHW->ibmrgb514[0x0070U] &= ~0x40U;
-
- /* VRAM Mask */
- pATIHW->ibmrgb514[0x0090U] = 0x00U;
- pATIHW->ibmrgb514[0x0091U] = 0x00U;
-
- /* Pixel Format */
- switch (pATI->depth)
- {
- case 8:
- pATIHW->ibmrgb514[0x000AU] = 0x03U;
- pATIHW->ibmrgb514[0x000BU] = 0x00U;
- break;
-
- case 15:
- pATIHW->ibmrgb514[0x000AU] = 0x04U;
- pATIHW->ibmrgb514[0x000CU] = 0xC4U;
- break;
-
- case 16:
- pATIHW->ibmrgb514[0x000AU] = 0x04U;
- pATIHW->ibmrgb514[0x000CU] = 0xC6U;
- break;
-
- case 24:
- if (pATI->bitsPerPixel == 24)
- {
- pATIHW->ibmrgb514[0x000AU] = 0x05U;
- pATIHW->ibmrgb514[0x000DU] = 0x01U;
- }
- else
- {
- pATIHW->ibmrgb514[0x000AU] = 0x06U;
- pATIHW->ibmrgb514[0x000EU] = 0x03U;
- }
- break;
-
- default:
- break;
- }
- }
-
- if (pATI->rgbBits == 8)
- pATIHW->ibmrgb514[0x0071U] |= 0x04U;
-}
-
-/*
- * ATIRGB514Save --
- *
- * This function saves IBM RGB514 related data into an ATIHWRec.
- */
-void
-ATIRGB514Save
-(
- ATIPtr pATI,
- ATIHWPtr pATIHW
-)
-{
- CARD32 crtc_gen_cntl, dac_cntl;
- CARD8 index_lo, index_hi, index_ctl;
- int Index;
-
- /* Temporarily switch to Mach64 CRTC */
- crtc_gen_cntl = inr(CRTC_GEN_CNTL);
- if (!(crtc_gen_cntl & CRTC_EXT_DISP_EN))
- outr(CRTC_GEN_CNTL, crtc_gen_cntl | CRTC_EXT_DISP_EN);
-
- /* Temporarily switch to IBM RGB 514 registers */
- dac_cntl = inr(DAC_CNTL) & ~(DAC_EXT_SEL_RS2 | DAC_EXT_SEL_RS3);
- outr(DAC_CNTL, dac_cntl | DAC_EXT_SEL_RS2);
-
- index_lo = in8(M64_DAC_WRITE);
- index_hi = in8(M64_DAC_DATA);
- index_ctl = in8(M64_DAC_READ);
-
- out8(M64_DAC_WRITE, 0x00U);
- out8(M64_DAC_DATA, 0x00U);
- out8(M64_DAC_READ, 0x01U); /* Auto-increment */
-
- /* Save IBM RGB 514 registers */
- for (Index = 0; Index < NumberOf(pATIHW->ibmrgb514); Index++)
- {
- /* Need to rewrite the index every so often... */
- if ((Index == 0x0100) || (Index == 0x0500))
- {
- out8(M64_DAC_WRITE, 0);
- out8(M64_DAC_DATA, Index >> 8);
- }
- pATIHW->ibmrgb514[Index] = in8(M64_DAC_MASK);
- }
-
- /* Restore registers */
- out8(M64_DAC_WRITE, index_lo);
- out8(M64_DAC_DATA, index_hi);
- out8(M64_DAC_READ, index_ctl);
- outr(DAC_CNTL, dac_cntl);
- if (!(crtc_gen_cntl & CRTC_EXT_DISP_EN))
- outr(CRTC_GEN_CNTL, crtc_gen_cntl);
-}
-
-/*
- * ATIRGB514Calculate --
- *
- * This function fills in the IBM RGB 514 portion of an ATIHWRec that is
- * specific to a display mode. pATIHW->ibmrgb514 has already been
- * initialised by a previous call to ATIRGB514PreInit().
- */
-void
-ATIRGB514Calculate
-(
- ATIPtr pATI,
- ATIHWPtr pATIHW,
- DisplayModePtr pMode
-)
-{
- if (pATI->OptionCSync || (pMode->Flags & (V_CSYNC | V_PCSYNC)))
- pATIHW->ibmrgb514[0x0006U] |= 0x08U;
- else
- pATIHW->ibmrgb514[0x0006U] &= ~0x08U;
-
- if (pMode->Flags & V_INTERLACE)
- pATIHW->ibmrgb514[0x0071U] |= 0x20U;
- else
- pATIHW->ibmrgb514[0x0071U] &= ~0x20U;
-}
-
-/*
- * ATIRGB514Set --
- *
- * This function is called to set an IBM RGB514's registers.
- */
-void
-ATIRGB514Set
-(
- ATIPtr pATI,
- ATIHWPtr pATIHW
-)
-{
- CARD32 crtc_gen_cntl, dac_cntl;
- CARD8 index_lo, index_hi, index_ctl;
- int Index;
-
- /* Temporarily switch to Mach64 CRTC */
- crtc_gen_cntl = inr(CRTC_GEN_CNTL);
- if (!(crtc_gen_cntl & CRTC_EXT_DISP_EN))
- outr(CRTC_GEN_CNTL, crtc_gen_cntl | CRTC_EXT_DISP_EN);
-
- /* Temporarily switch to IBM RGB 514 registers */
- dac_cntl = inr(DAC_CNTL) & ~(DAC_EXT_SEL_RS2 | DAC_EXT_SEL_RS3);
- outr(DAC_CNTL, dac_cntl | DAC_EXT_SEL_RS2);
-
- index_lo = in8(M64_DAC_WRITE);
- index_hi = in8(M64_DAC_DATA);
- index_ctl = in8(M64_DAC_READ);
-
- out8(M64_DAC_WRITE, 0x00U);
- out8(M64_DAC_DATA, 0x00U);
- out8(M64_DAC_READ, 0x01U); /* Auto-increment */
-
- /* Load IBM RGB 514 registers */
- for (Index = 0; Index < NumberOf(pATIHW->ibmrgb514); Index++)
- out8(M64_DAC_MASK, pATIHW->ibmrgb514[Index]);
-
-#ifndef AVOID_CPIO
-
- /* Deal with documented anomaly */
- if (pATIHW->crtc == ATI_CRTC_VGA)
- {
- /* Reset Miscellaneous Control 2 */
- out8(M64_DAC_WRITE, 0x71U);
- out8(M64_DAC_DATA, 0x00U);
- out8(M64_DAC_MASK, pATIHW->ibmrgb514[0x0071U] & ~0x41U);
- }
-
-#endif /* AVOID_CPIO */
-
- /* Restore registers */
- out8(M64_DAC_WRITE, index_lo);
- out8(M64_DAC_DATA, index_hi);
- out8(M64_DAC_READ, index_ctl);
- outr(DAC_CNTL, dac_cntl);
- if (!(crtc_gen_cntl & CRTC_EXT_DISP_EN))
- outr(CRTC_GEN_CNTL, crtc_gen_cntl);
-}
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