preliminary support for amontec jtagkey.
it's too slow to be usable right now
This commit is contained in:
michael
parent
8121bc50c2
commit
19b2e286ce
14
Makefile
14
Makefile
@ -2,15 +2,21 @@
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#a Parallel Cable III
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CFLAGS=-Wall -fPIC #-DFORCE_PC3_IDENT
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FTDI := $(shell libftdi-config --libs 2>/dev/null)
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ifneq ($(FTDI),)
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JTAGKEYSRC = jtagkey.c
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CFLAGS += -DJTAGKEY
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endif
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SOBJECTS=libusb-driver.so libusb-driver-DEBUG.so
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all: $(SOBJECTS)
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libusb-driver.so: usb-driver.c usb-driver.h Makefile
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gcc $(CFLAGS) $< -o $@ -ldl -lusb -lpthread -shared
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libusb-driver.so: usb-driver.c jtagkey.c usb-driver.h jtagkey.h Makefile
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gcc $(CFLAGS) usb-driver.c $(JTAGKEYSRC) -o $@ -ldl -lusb -lpthread $(FTDI) -shared
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libusb-driver-DEBUG.so: usb-driver.c usb-driver.h Makefile
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gcc -DDEBUG $(CFLAGS) $< -o $@ -ldl -lusb -lpthread -shared
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libusb-driver-DEBUG.so: usb-driver.c jtagkey.c usb-driver.h jtagkey.h Makefile
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gcc -DDEBUG $(CFLAGS) usb-driver.c $(JTAGKEYSRC) -o $@ -ldl -lusb -lpthread $(FTDI) -shared
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clean:
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rm -f $(SOBJECTS)
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120
usb-driver.c
120
usb-driver.c
@ -42,6 +42,9 @@
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#include <linux/parport.h>
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#include <linux/ppdev.h>
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#include "usb-driver.h"
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#ifdef JTAGKEY
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#include "jtagkey.h"
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#endif
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static int (*ioctl_func) (int, int, void *) = NULL;
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static int windrvrfd = -1;
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@ -63,7 +66,6 @@ static pthread_mutex_t int_wait = PTHREAD_MUTEX_INITIALIZER;
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#define NO_WINDRVR 1
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#ifdef DEBUG
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#define DPRINTF(format, args...) fprintf(stderr, format, ##args)
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void hexdump(unsigned char *buf, int len) {
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int i;
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@ -74,8 +76,6 @@ void hexdump(unsigned char *buf, int len) {
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}
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fprintf(stderr,"\n");
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}
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#else
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#define DPRINTF(format, args...)
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#endif
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int usb_deviceinfo(unsigned char *buf) {
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@ -242,7 +242,13 @@ int pp_transfer(WD_TRANSFER *tr, int fd, unsigned int request, unsigned char *wd
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int ret = 0;
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unsigned long port = (unsigned long)tr->dwPort;
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unsigned char val;
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static int last_pp_write = 0;
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static unsigned char last_pp_write = 0;
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#ifdef JTAGKEY
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/* FIXME: Config file and mor intelligent mapping! */
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if (ppbase == 0x30)
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return jtagkey_transfer(tr, fd, request, ppbase, ecpbase, 1);
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#endif
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DPRINTF("dwPort: 0x%lx, cmdTrans: %lu, dwbytes: %ld, fautoinc: %ld, dwoptions: %ld\n",
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(unsigned long)tr->dwPort, tr->cmdTrans, tr->dwBytes,
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@ -284,11 +290,11 @@ int pp_transfer(WD_TRANSFER *tr, int fd, unsigned int request, unsigned char *wd
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case PP_READ:
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ret = ioctl(parportfd, PPRSTATUS, &val);
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#ifdef FORCE_PC3_IDENT
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val &= 95;
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if (last_pp_write & 64)
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val |= 32;
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val &= 0x5f;
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if (last_pp_write & 0x40)
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val |= 0x20;
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else
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val |= 128;
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val |= 0x80;
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#endif
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break;
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@ -355,7 +361,7 @@ int do_wdioctl(int fd, unsigned int request, unsigned char *wdioctl) {
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switch(request & ~(0xc0000000)) {
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case VERSION:
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version = (struct version_struct*)(wdheader->data);
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strcpy(version->version, "libusb-driver.so $Revision: 1.60 $");
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strcpy(version->version, "libusb-driver.so $Revision: 1.61 $");
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version->versionul = 802;
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DPRINTF("VERSION\n");
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break;
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@ -385,46 +391,61 @@ int do_wdioctl(int fd, unsigned int request, unsigned char *wdioctl) {
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#ifndef NO_WINDRVR
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ret = (*ioctl_func) (fd, request, wdioctl);
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#else
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if (parportfd < 0) {
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snprintf(ppdev, sizeof(ppdev), "/dev/parport%lu",
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(unsigned long)cr->Card.Item[0].I.IO.dwAddr / 0x10);
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DPRINTF("opening %s\n", ppdev);
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parportfd = open(ppdev, O_RDWR|O_EXCL);
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if (parportfd < 0)
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fprintf(stderr,"Can't open %s: %s\n", ppdev, strerror(errno));
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}
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if (parportfd >= 0) {
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int pmode;
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if (ioctl(parportfd, PPCLAIM) == -1)
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return ret;
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ecpbase = 0;
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pmode = IEEE1284_MODE_COMPAT;
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if (ioctl(parportfd, PPNEGOT, &pmode) == -1)
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return ret;
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if (cr->Card.dwItems > 1 && cr->Card.Item[1].I.IO.dwAddr) {
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DPRINTF("ECP mode requested\n");
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ecpbase = (unsigned long)cr->Card.Item[1].I.IO.dwAddr;
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/* TODO: Implement ECP mode */
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#if 0
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pmode = IEEE1284_MODE_ECP;
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if (ioctl(parportfd, PPNEGOT, &pmode) == -1) {
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ecpbase = 0;
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pmode = IEEE1284_MODE_COMPAT;
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if (ioctl(parportfd, PPNEGOT, &pmode) == -1)
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return ret;
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}
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/* FIXME: Ugly hack which maps amontec JtagKey to 4. parallel port */
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#ifdef JTAGKEY
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if ((unsigned long)cr->Card.Item[0].I.IO.dwAddr != 0x30)
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#endif
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{
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if (parportfd < 0) {
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snprintf(ppdev, sizeof(ppdev), "/dev/parport%lu",
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(unsigned long)cr->Card.Item[0].I.IO.dwAddr / 0x10);
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DPRINTF("opening %s\n", ppdev);
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parportfd = open(ppdev, O_RDWR|O_EXCL);
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if (parportfd < 0)
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fprintf(stderr,"Can't open %s: %s\n", ppdev, strerror(errno));
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}
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cr->hCard = parportfd;
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ppbase = (unsigned long)cr->Card.Item[0].I.IO.dwAddr;
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if (parportfd >= 0) {
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int pmode;
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if (ioctl(parportfd, PPCLAIM) == -1)
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return ret;
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ecpbase = 0;
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pmode = IEEE1284_MODE_COMPAT;
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if (ioctl(parportfd, PPNEGOT, &pmode) == -1)
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return ret;
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if (cr->Card.dwItems > 1 && cr->Card.Item[1].I.IO.dwAddr) {
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DPRINTF("ECP mode requested\n");
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ecpbase = (unsigned long)cr->Card.Item[1].I.IO.dwAddr;
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/* TODO: Implement ECP mode */
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#if 0
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pmode = IEEE1284_MODE_ECP;
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if (ioctl(parportfd, PPNEGOT, &pmode) == -1) {
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ecpbase = 0;
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pmode = IEEE1284_MODE_COMPAT;
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if (ioctl(parportfd, PPNEGOT, &pmode) == -1)
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return ret;
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}
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#endif
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}
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cr->hCard = parportfd;
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}
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#ifdef JTAGKEY
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} else {
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ret=jtagkey_init(0x0403, 0xcff8); /* I need a config file... */
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cr->hCard = 0xff;
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#endif
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}
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ppbase = (unsigned long)cr->Card.Item[0].I.IO.dwAddr;
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if (ret < 0)
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cr->hCard = 0;
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#endif
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DPRINTF("hCard: %lu\n", cr->hCard);
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}
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@ -705,7 +726,6 @@ int do_wdioctl(int fd, unsigned int request, unsigned char *wdioctl) {
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unsigned long num = wdheader->size/sizeof(WD_TRANSFER);
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int i;
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for (i = 0; i < num; i++) {
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DPRINTF("Transfer %d:\n", i+1);
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#ifndef NO_WINDRVR
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@ -955,7 +975,13 @@ FILE *fopen(const char *path, const char *mode) {
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if (!func)
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func = (FILE* (*) (const char*, const char*)) dlsym(RTLD_NEXT, "fopen");
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ret = (*func) (path, mode);
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#ifdef JTAGKEY
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/* FIXME: Hack for parport mapping */
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if (!strcmp(path, "/proc/sys/dev/parport/parport3/base-addr")) {
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ret = (*func) ("/dev/null", mode);
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} else
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#endif
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ret = (*func) (path, mode);
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if (!strcmp(path, "/proc/modules")) {
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DPRINTF("opening /proc/modules\n");
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12
usb-driver.h
12
usb-driver.h
@ -31,6 +31,18 @@
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#define PP_READ 10
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#define PP_WRITE 13
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#define PP_TDI 0x01
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#define PP_TDO 0x10
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#define PP_TCK 0x02
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#define PP_TMS 0x04
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#define PP_CTRL 0x08
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#ifdef DEBUG
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#define DPRINTF(format, args...) fprintf(stderr, format, ##args)
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#else
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#define DPRINTF(format, args...)
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#endif
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#define WDU_GET_MAX_PACKET_SIZE(x) ((unsigned short) (((x) & 0x7ff) * (1 + (((x) & 0x1800) >> 11))))
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/* http://www.jungo.com/support/documentation/windriver/811/wdusb_man_mhtml/node78.html#SECTION001734000000000000000 */
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