jackcartersmith/xilinx-usb-driver
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Add initial parallel port support for ISE 12.

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Only ports existing on the local system can be used for real
or ftdi-emulated cables. So you can't attach a ftdi-cable
to your non-existant LPT4 currently.
This commit is contained in:
Michael Gernoth 2010-05-23 23:10:41 +02:00
parent 4c90fa3933
commit b05f6dfed5
1 changed files with 20 additions and 2 deletions
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22
usb-driver.c
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@ -659,8 +659,10 @@ int semop (int __semid, struct sembuf *__sops, size_t __nsops) {
#endif #endif
/* /*
* Ugly hack for ISE 12. They don't seem to open /proc/modules with * Ugly hack for ISE 12. Preload doesn't seem to work correctly for
* open() anymore... * libImpactComm.so. Even though the file is still read with fopen(),
* the version from libc is used and not the one from this file.
* Replace the function calling fopen() instead...
* echo '_Z14isModuleLoadedPci' | c++filt * echo '_Z14isModuleLoadedPci' | c++filt
*/ */
long int _Z14isModuleLoadedPci(char *module_name, int i) { long int _Z14isModuleLoadedPci(char *module_name, int i) {
@ -670,6 +672,22 @@ long int _Z14isModuleLoadedPci(char *module_name, int i) {
} }
static void __attribute__ ((constructor)) libusbdriver_init(void) { static void __attribute__ ((constructor)) libusbdriver_init(void) {
int i;
char buf[256];
char buf2[256];
for (i = 0; i < 4; i++) {
snprintf(buf, sizeof(buf), "XIL_IMPACT_ENV_LPT%d_BASE_ADDRESS", i+1);
snprintf(buf2, sizeof(buf2), "%x", 0x10*i);
setenv(buf, buf2, 1);
snprintf(buf, sizeof(buf), "XIL_IMPACT_ENV_LPT%d_ECP_ADDRESS", i+1);
snprintf(buf2, sizeof(buf2), "%x", (0x10*i)+0x400);
setenv(buf, buf2, 1);
}
setenv("XIL_IMPACT_USE_LIBUSB", "0", 1);
setenv("XIL_IMPACT_USE_WINDRIVER", "1", 1);
#if __WORDSIZE == 32 #if __WORDSIZE == 32
struct utsname un; struct utsname un;
int ret; int ret;