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113 lines
2.7 KiB
Plaintext
113 lines
2.7 KiB
Plaintext
diff -ur /usr/ports/x11/XFree86/work/xc/programs/Xserver/hw/xfree86/common_hw/xf86_PCI.c programs/Xserver/hw/xfree86/common_hw/xf86_PCI.c
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--- /usr/ports/x11/XFree86/work/xc/programs/Xserver/hw/xfree86/common_hw/xf86_PCI.c Fri Nov 13 14:15:23 1998
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+++ programs/Xserver/hw/xfree86/common_hw/xf86_PCI.c Tue Dec 8 10:05:56 1998
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@@ -490,7 +490,7 @@
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static int pciConfigType = 0;
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static int pciMaxDevice = 0;
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-#if defined(__alpha__)
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+#if defined(__alpha__) && defined(linux)
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#include <asm/unistd.h>
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#define BUS(tag) (((tag)>>16)&0xff)
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#define DFN(tag) (((tag)>>8)&0xff)
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@@ -512,7 +512,69 @@
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{
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return syscall(__NR_pciconfig_write, bus, dfn, off, len, buf);
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}
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-#endif /* __alpha__ */
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+#endif /* __alpha__ && linux */
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+#if defined(__alpha__) && defined(__FreeBSD__)
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+
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+#include <sys/pciio.h>
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+
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+#define BUS(tag) (((tag)>>16)&0xff)
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+#define DFN(tag) (((tag)>>8)&0xff)
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+
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+static int pciFd = -1;
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+
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+void pciconfig_enable(void)
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+{
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+ pciFd = open("/dev/pci", O_RDWR);
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+}
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+
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+void pciconfig_disable(void)
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+{
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+#if 0
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+ /* MGA server calls pciWriteLong after pciDisableIO */
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+ close(pciFd);
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+ pciFd = -1;
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+#endif
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+}
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+
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+int pciconfig_read(
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+ unsigned char bus,
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+ unsigned char dfn,
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+ unsigned char off,
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+ unsigned char len,
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+ void * buf)
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+{
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+ struct pci_io io;
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+ int error;
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+ io.pi_sel.pc_bus = bus;
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+ io.pi_sel.pc_dev = dfn >> 3;
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+ io.pi_sel.pc_func = dfn & 7;
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+ io.pi_reg = off;
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+ io.pi_width = len;
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+ error = ioctl(pciFd, PCIOCREAD, &io);
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+ if (error)
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+ return error;
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+ memcpy(buf, &io.pi_data, len);
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+ return 0;
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+}
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+
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+int pciconfig_write(
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+ unsigned char bus,
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+ unsigned char dfn,
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+ unsigned char off,
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+ unsigned char len,
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+ void * buf)
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+{
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+ struct pci_io io;
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+ io.pi_sel.pc_bus = bus;
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+ io.pi_sel.pc_dev = dfn >> 3;
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+ io.pi_sel.pc_func = dfn & 7;
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+ io.pi_reg = off;
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+ io.pi_width = len;
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+ memcpy(&io.pi_data, buf, len);
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+ return ioctl(pciFd, PCIOCWRITE, &io);
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+}
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+
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+#endif /* __alpha__ && __FreeBSD__ */
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static Bool
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pcibusCheck()
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@@ -1052,6 +1114,9 @@
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static void
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pciEnableIO(int scrnIndex)
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{
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+#if defined(__alpha__) && defined(__FreeBSD__)
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+ pciconfig_enable();
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+#else
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/* This is enough to ensure that full I/O is enabled */
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unsigned pciIOPorts[] = { PCI_MODE1_ADDRESS_REG };
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int numPciIOPorts = sizeof(pciIOPorts) / sizeof(pciIOPorts[0]);
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@@ -1059,13 +1124,18 @@
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xf86ClearIOPortList(scrnIndex);
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xf86AddIOPorts(scrnIndex, numPciIOPorts, pciIOPorts);
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xf86EnableIOPorts(scrnIndex);
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+#endif
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}
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static void
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pciDisableIO(int scrnIndex)
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{
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+#if defined(__alpha__) && defined(__FreeBSD__)
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+ pciconfig_disable();
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+#else
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xf86DisableIOPorts(scrnIndex);
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xf86ClearIOPortList(scrnIndex);
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+#endif
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}
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static Bool
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