From a90dd20702b6bbdc04233a2d8802b4f1986d4fc1 Mon Sep 17 00:00:00 2001 From: Michael Gernoth Date: Mon, 24 May 2010 14:33:38 +0200 Subject: [PATCH] full support for parallel ports on ISE 12 --- index.html | 3 +-- usb-driver.c | 61 +++++++++++++++++++++++++++++++++++++++------------- 2 files changed, 47 insertions(+), 17 deletions(-) diff --git a/index.html b/index.html index b4600d8..35610d6 100644 --- a/index.html +++ b/index.html @@ -59,8 +59,7 @@ sed -i -e 's/TEMPNODE/tempnode/' -e 's/SYSFS/ATTRS/g' -e 's/BUS/SUBSYSTEMS/' /etc/udev/rules.d/xusbdfwu.rules
You may have to reboot for this change to take effect.

-
  • 2010-05-22: Support for ISE 12 is now available in the driver, the presence of "windrvr6" - is recognized again. Support for parallel/ftdi-cables is currently limited to existing parallel ports only. So you can't use an ftdi-emulated cable on a non-existing parallel port. Using it on a physically present port still works.

  • +
  • 2010-05-22: Support for ISE 12 is now available in the driver.

  • Supported Cables

    diff --git a/usb-driver.c b/usb-driver.c index 252e327..69ee972 100644 --- a/usb-driver.c +++ b/usb-driver.c @@ -41,6 +41,7 @@ #include #include #include +#include #include #include #include "usb-driver.h" @@ -676,29 +677,59 @@ long int _Z14isModuleLoadedPci(char *module_name, int i) { /* XilCommNS::CPortResources::Instance() */ void* _ZN9XilCommNS14CPortResources8InstanceEv() { static void* (*func) (void) = NULL; + static char *NetString = NULL; + static char *NetString2 = NULL; + char *filename = NULL; void *ret; if (!func) func = (void* (*) (void)) dlsym(RTLD_NEXT, "_ZN9XilCommNS14CPortResources8InstanceEv"); - DPRINTF("-> XilCommNS::CPortResources::Instance()\n"); + if (!NetString) + NetString = (char*)dlsym(RTLD_NEXT, "_ZTSN9XilCommNS9NetStringE"); - ret = func(); + if (!NetString2) + NetString2 = (char*)dlsym(RTLD_NEXT, "_ZTIN9XilCommNS9NetStringE"); + + if (NetString && (!strcmp((char*)(NetString+0xb0), "/proc/sys/dev/parport/%s/base-addr"))) + filename = (char*)(NetString+0xb0); -#ifdef DEBUG - hexdump(ret, 0x29, "<-"); - #if 0 - { - void *portinfo; - portinfo = ((unsigned char**)ret+0x00); - hexdump(portinfo, 256, "PI"); - hexdump(portinfo+0x50, 4, "BS"); - hexdump(portinfo+0x54, 4, "BE"); - hexdump(portinfo+0x58, 4, "ES"); - hexdump(portinfo+0x5c, 4, "EE"); + if (NetString2 && (!strcmp((char*)(NetString2+0xa4), "/proc/sys/dev/parport/%s/base-addr"))) + filename = (char*)(NetString2+0xa4); + + if (filename) { + long pagesize; + size_t protectlen; + void *start; + int len = strlen(filename) + 1; + int ret; + + pagesize = sysconf(_SC_PAGE_SIZE); + DPRINTF("You have %lu bytes sized pages!\n", pagesize); + + start = (void*)((long)filename & (~(pagesize-1))); + + protectlen = pagesize; + if ((long)(filename + len) > (long)(start + protectlen)) + protectlen += pagesize; + + DPRINTF("Unprotecting %zd bytes starting at %p\n", protectlen, start); + ret = mprotect(start, protectlen, PROT_READ|PROT_WRITE); + if (ret == -1) + perror("mprotect"); + + DPRINTF("Replacing %s with /dev/zero\n", filename); + strcpy(filename, "/dev/zero"); + + DPRINTF("Reprotecting %zd bytes starting at %p\n", protectlen, start); + ret = mprotect(start, protectlen, PROT_READ|PROT_EXEC); + if (ret == -1) + perror("mprotect"); } - #endif -#endif + + DPRINTF("-> XilCommNS::CPortResources::Instance()\n"); + + ret = func(); DPRINTF("<- XilCommNS::CPortResources::Instance()\n"); -- 2.39.2