Remove MAX_PCI_{BUSES,DOMAINS} and some associated #if 0.

5 files changed, 15 insertions, 190 deletions

diff --git a/hw/xfree86/os-support/bus/Pci.c b/hw/xfree86/os-support/bus/Pci.c
index 068694643..734e7090c 100644
--- a/hw/xfree86/os-support/bus/Pci.c
+++ b/hw/xfree86/os-support/bus/Pci.c
@@ -138,19 +138,16 @@
 
 /* Global data */
 
-pciBusInfo_t  *pciBusInfo[MAX_PCI_BUSES] = { NULL, };
-_X_EXPORT int            pciNumBuses = 0;     /* Actual number of PCI buses */
+pciBusInfo_t *pciBusInfo = NULL;
+_X_EXPORT int pciNumBuses = 0;     /* Actual number of PCI buses */
 
 _X_EXPORT ADDRESS
 pciBusAddrToHostAddr(PCITAG tag, PciAddrType type, ADDRESS addr)
 {
-  int bus = PCI_BUS_FROM_TAG(tag);
-
-  if ((bus >= 0) && (bus < pciNumBuses) && pciBusInfo[bus] &&
-	pciBusInfo[bus]->funcs->pciAddrBusToHost)
-	  return (*pciBusInfo[bus]->funcs->pciAddrBusToHost)(tag, type, addr);
-  else
-	  return(addr);
+    if (pciBusInfo->funcs->pciAddrBusToHost)
+	return pciBusInfo->funcs->pciAddrBusToHost(tag, type, addr);
+    else
+	return addr;
 }
 
 _X_EXPORT PCITAG
diff --git a/hw/xfree86/os-support/bus/Pci.h b/hw/xfree86/os-support/bus/Pci.h
index a8b10796f..31a7fbf46 100644
--- a/hw/xfree86/os-support/bus/Pci.h
+++ b/hw/xfree86/os-support/bus/Pci.h
@@ -115,14 +115,10 @@
 /*
  * Global Definitions
  */
-#if defined(sun) && defined(SVR4) && defined(sparc)
-# define MAX_PCI_BUSES   4096	/* Max number of PCI buses           */
-#elif (defined(__alpha__) || defined(__ia64__)) && defined (linux)
-# define MAX_PCI_DOMAINS	512
-# define PCI_DOM_MASK	0x01fful
-# define MAX_PCI_BUSES	(MAX_PCI_DOMAINS*256) /* 256 per domain      */
+#if (defined(__alpha__) || defined(__ia64__)) && defined (linux)
+#define PCI_DOM_MASK	0x01fful
 #else
-# define MAX_PCI_BUSES   256	/* Max number of PCI buses           */
+#define PCI_DOM_MASK 0x0ffu
 #endif
 
 #define DEVID(vendor, device) \
@@ -245,6 +241,6 @@ void          pciCfgMech1SetBits(PCITAG tag, int offset, CARD32 mask,
 				 CARD32 val);
 ADDRESS       pciAddrNOOP(PCITAG tag, PciAddrType type, ADDRESS);
 
-extern pciBusInfo_t  *pciBusInfo[];
+extern pciBusInfo_t  *pciBusInfo;
 
 #endif /* _PCI_H */
diff --git a/hw/xfree86/os-support/bus/bsd_pci.c b/hw/xfree86/os-support/bus/bsd_pci.c
index 57ad09b6a..3bd9d1565 100644
--- a/hw/xfree86/os-support/bus/bsd_pci.c
+++ b/hw/xfree86/os-support/bus/bsd_pci.c
@@ -80,7 +80,7 @@ void
 bsdPciInit(void)
 {
     pciNumBuses = 1;
-    pciBusInfo[0] = &bsd_pci;
+    pciBusInfo = &bsd_pci;
 
     xf86InitVidMem();
 }
diff --git a/hw/xfree86/os-support/bus/ix86Pci.c b/hw/xfree86/os-support/bus/ix86Pci.c
index c6a84714e..80bac32bc 100644
--- a/hw/xfree86/os-support/bus/ix86Pci.c
+++ b/hw/xfree86/os-support/bus/ix86Pci.c
@@ -470,185 +470,17 @@ ix86PciSelectCfgmech(void)
     xf86MsgVerb(X_INFO, 2, "PCI: No PCI bus found\n");
 }
 
-#if 0
-static pciTagRec
-ix86PcibusTag(CARD8 bus, CARD8 cardnum, CARD8 func)
-{
-    pciTagRec tag;
-
-    tag.cfg1 = 0;
-
-    if (func > 7 || cardnum >= pciBusInfo[bus]->numDevices)
-	return tag;
-
-    switch (ix86Pci0.configMech) {
-    case PCI_CFG_MECH_1:
-	    tag.cfg1 = PCI_EN | ((CARD32)bus << 16) |
-		       ((CARD32)cardnum << 11) |
-		       ((CARD32)func << 8);
-	    break;
-
-    case PCI_CFG_MECH_2:
-	    tag.cfg2.port    = 0xc000 | ((CARD16)cardnum << 8);
-	    tag.cfg2.enable  = 0xf0 | (func << 1);
-	    tag.cfg2.forward = bus;
-	    break;
-    }
-
-    return tag;
-}
-#endif
-
-#if 0
-static CARD32
-ix86PciReadLongSetup(PCITAG Tag, int reg)
-{
-    ix86PciSelectCfgmech();
-    return (*ix86Pci0.funcs->pciReadLong)(Tag,reg);
-}
-
-static CARD32
-ix86PciReadLongCFG1(PCITAG Tag, int reg)
-{
-    CARD32    addr, data = 0;
-
-#ifdef DEBUGPCI
-    ErrorF("ix86PciReadLong 0x%lx, %d\n", Tag, reg);
-#endif
-
-    addr = PCI_ADDR_FROM_TAG_CFG1(Tag,reg);
-    outl(PCI_CFGMECH1_ADDRESS_REG, addr);
-    data = inl(PCI_CFGMECH1_DATA_REG);
-    outl(PCI_CFGMECH1_ADDRESS_REG, 0);
-
-#ifdef DEBUGPCI
-    ErrorF("ix86PciReadLong 0x%lx\n", data);
-#endif
-
-    return data;
-}
-
-static CARD32
-ix86PciReadLongCFG2(PCITAG Tag, int reg)
-{
-    CARD32    addr, data = 0;
-    CARD8     forward, enable;
-
-#ifdef DEBUGPCI
-    ErrorF("ix86PciReadLong 0x%lx, %d\n", Tag, reg);
-#endif
-
-    forward  = PCI_FORWARD_FROM_TAG(Tag);
-    enable   = PCI_ENABLE_FROM_TAG(Tag);
-    addr     = PCI_ADDR_FROM_TAG_CFG2(Tag,reg);
-
-    outb(PCI_CFGMECH2_ENABLE_REG, enable);
-    outb(PCI_CFGMECH2_FORWARD_REG, forward);
-    data = inl((CARD16)addr);
-    outb(PCI_CFGMECH2_ENABLE_REG, 0);
-    outb(PCI_CFGMECH2_FORWARD_REG, 0);
-
-#ifdef DEBUGPCI
-    ErrorF("ix86PciReadLong 0x%lx\n", data);
-#endif
-
-    return data;
-}
-
-static void
-ix86PciWriteLongSetup(PCITAG Tag, int reg, CARD32 data)
-{
-    ix86PciSelectCfgmech();
-    (*ix86Pci0.funcs->pciWriteLong)(Tag,reg,data);
-}
-
-static void
-ix86PciWriteLongCFG1(PCITAG Tag, int reg, CARD32 data)
-{
-    CARD32    addr;
-
-    addr = PCI_ADDR_FROM_TAG_CFG1(Tag,reg);
-    outl(PCI_CFGMECH1_ADDRESS_REG, addr);
-    outl(PCI_CFGMECH1_DATA_REG, data);
-    outl(PCI_CFGMECH1_ADDRESS_REG, 0);
-}
-
-static void
-ix86PciWriteLongCFG2(PCITAG Tag, int reg, CARD32 data)
-{
-    CARD32    addr;
-    CARD8 forward, enable;
-
-    forward  = PCI_FORWARD_FROM_TAG(Tag);
-    enable   = PCI_ENABLE_FROM_TAG(Tag);
-    addr     = PCI_ADDR_FROM_TAG_CFG2(Tag,reg);
-
-    outb(PCI_CFGMECH2_ENABLE_REG, enable);
-    outb(PCI_CFGMECH2_FORWARD_REG, forward);
-    outl((CARD16)addr, data);
-    outb(PCI_CFGMECH2_ENABLE_REG, 0);
-    outb(PCI_CFGMECH2_FORWARD_REG, 0);
-}
-
-static void
-ix86PciSetBitsLongSetup(PCITAG Tag, int reg, CARD32 mask, CARD32 val)
-{
-    ix86PciSelectCfgmech();
-    (*ix86Pci0.funcs->pciSetBitsLong)(Tag,reg,mask,val);
-}
-
-static void
-ix86PciSetBitsLongCFG1(PCITAG Tag, int reg, CARD32 mask, CARD32 val)
-{
-    CARD32    addr, data = 0;
-
-#ifdef DEBUGPCI
-    ErrorF("ix86PciSetBitsLong 0x%lx, %d\n", Tag, reg);
-#endif
-
-    addr = PCI_ADDR_FROM_TAG_CFG1(Tag,reg);
-    outl(PCI_CFGMECH1_ADDRESS_REG, addr);
-    data = inl(PCI_CFGMECH1_DATA_REG);
-    data = (data & ~mask) | (val & mask);
-    outl(PCI_CFGMECH1_DATA_REG, data);
-    outl(PCI_CFGMECH1_ADDRESS_REG, 0);
-}
-
-static void
-ix86PciSetBitsLongCFG2(PCITAG Tag, int reg, CARD32 mask, CARD32 val)
-{
-    CARD32    addr, data = 0;
-    CARD8 enable, forward;
-
-#ifdef DEBUGPCI
-    ErrorF("ix86PciSetBitsLong 0x%lx, %d\n", Tag, reg);
-#endif
-
-    forward  = PCI_FORWARD_FROM_TAG(Tag);
-    enable   = PCI_ENABLE_FROM_TAG(Tag);
-    addr     = PCI_ADDR_FROM_TAG_CFG2(Tag,reg);
-
-    outb(PCI_CFGMECH2_ENABLE_REG, enable);
-    outb(PCI_CFGMECH2_FORWARD_REG, forward);
-    data = inl((CARD16)addr);
-    data = (data & ~mask) | (val & mask);
-    outl((CARD16)addr, data);
-    outb(PCI_CFGMECH2_ENABLE_REG, 0);
-    outb(PCI_CFGMECH2_FORWARD_REG, 0);
-}
-#endif
-
 void
 ix86PciInit()
 {
-    /* Initialize pciBusInfo[] array and function pointers */
+    /* Initialize pciBusInfo */
     pciNumBuses    = 1;
-    pciBusInfo[0]  = &ix86Pci0;
+    pciBusInfo     = &ix86Pci0;
 
     /* Make sure that there is a PCI bus present. */
     ix86PciSelectCfgmech();
     if (ix86Pci0.configMech == PCI_CFG_MECH_UNKNOWN) {
 	pciNumBuses    = 0;
-	pciBusInfo[0]  = NULL;
+	pciBusInfo     = NULL;
     }
 }
diff --git a/hw/xfree86/os-support/bus/linuxPci.c b/hw/xfree86/os-support/bus/linuxPci.c
index 634d22f24..bbc591798 100644
--- a/hw/xfree86/os-support/bus/linuxPci.c
+++ b/hw/xfree86/os-support/bus/linuxPci.c
@@ -115,7 +115,7 @@ linuxPciInit(void)
 	return;
     }
     pciNumBuses    = 1;
-    pciBusInfo[0]  = &linuxPci0;
+    pciBusInfo	   = &linuxPci0;
 }
 
 /**