From 19b2e286ceb3e69d643fda03bf1156c1fed78cee Mon Sep 17 00:00:00 2001 From: michael Date: Sun, 29 Apr 2007 00:43:14 +0000 Subject: [PATCH] preliminary support for amontec jtagkey. it's too slow to be usable right now --- Makefile | 14 +++++-- usb-driver.c | 116 +++++++++++++++++++++++++++++++-------------------- usb-driver.h | 12 ++++++ 3 files changed, 93 insertions(+), 49 deletions(-) diff --git a/Makefile b/Makefile index 1ce1b06..8f1f94a 100644 --- a/Makefile +++ b/Makefile @@ -2,15 +2,21 @@ #a Parallel Cable III CFLAGS=-Wall -fPIC #-DFORCE_PC3_IDENT +FTDI := $(shell libftdi-config --libs 2>/dev/null) +ifneq ($(FTDI),) +JTAGKEYSRC = jtagkey.c +CFLAGS += -DJTAGKEY +endif + SOBJECTS=libusb-driver.so libusb-driver-DEBUG.so all: $(SOBJECTS) -libusb-driver.so: usb-driver.c usb-driver.h Makefile - gcc $(CFLAGS) $< -o $@ -ldl -lusb -lpthread -shared +libusb-driver.so: usb-driver.c jtagkey.c usb-driver.h jtagkey.h Makefile + gcc $(CFLAGS) usb-driver.c $(JTAGKEYSRC) -o $@ -ldl -lusb -lpthread $(FTDI) -shared -libusb-driver-DEBUG.so: usb-driver.c usb-driver.h Makefile - gcc -DDEBUG $(CFLAGS) $< -o $@ -ldl -lusb -lpthread -shared +libusb-driver-DEBUG.so: usb-driver.c jtagkey.c usb-driver.h jtagkey.h Makefile + gcc -DDEBUG $(CFLAGS) usb-driver.c $(JTAGKEYSRC) -o $@ -ldl -lusb -lpthread $(FTDI) -shared clean: rm -f $(SOBJECTS) diff --git a/usb-driver.c b/usb-driver.c index bdf3350..d1d5930 100644 --- a/usb-driver.c +++ b/usb-driver.c @@ -42,6 +42,9 @@ #include #include #include "usb-driver.h" +#ifdef JTAGKEY +#include "jtagkey.h" +#endif static int (*ioctl_func) (int, int, void *) = NULL; static int windrvrfd = -1; @@ -63,7 +66,6 @@ static pthread_mutex_t int_wait = PTHREAD_MUTEX_INITIALIZER; #define NO_WINDRVR 1 #ifdef DEBUG -#define DPRINTF(format, args...) fprintf(stderr, format, ##args) void hexdump(unsigned char *buf, int len) { int i; @@ -74,8 +76,6 @@ void hexdump(unsigned char *buf, int len) { } fprintf(stderr,"\n"); } -#else -#define DPRINTF(format, args...) #endif int usb_deviceinfo(unsigned char *buf) { @@ -242,7 +242,13 @@ int pp_transfer(WD_TRANSFER *tr, int fd, unsigned int request, unsigned char *wd int ret = 0; unsigned long port = (unsigned long)tr->dwPort; unsigned char val; - static int last_pp_write = 0; + static unsigned char last_pp_write = 0; + +#ifdef JTAGKEY + /* FIXME: Config file and mor intelligent mapping! */ + if (ppbase == 0x30) + return jtagkey_transfer(tr, fd, request, ppbase, ecpbase, 1); +#endif DPRINTF("dwPort: 0x%lx, cmdTrans: %lu, dwbytes: %ld, fautoinc: %ld, dwoptions: %ld\n", (unsigned long)tr->dwPort, tr->cmdTrans, tr->dwBytes, @@ -284,11 +290,11 @@ int pp_transfer(WD_TRANSFER *tr, int fd, unsigned int request, unsigned char *wd case PP_READ: ret = ioctl(parportfd, PPRSTATUS, &val); #ifdef FORCE_PC3_IDENT - val &= 95; - if (last_pp_write & 64) - val |= 32; + val &= 0x5f; + if (last_pp_write & 0x40) + val |= 0x20; else - val |= 128; + val |= 0x80; #endif break; @@ -355,7 +361,7 @@ int do_wdioctl(int fd, unsigned int request, unsigned char *wdioctl) { switch(request & ~(0xc0000000)) { case VERSION: version = (struct version_struct*)(wdheader->data); - strcpy(version->version, "libusb-driver.so $Revision: 1.60 $"); + strcpy(version->version, "libusb-driver.so $Revision: 1.61 $"); version->versionul = 802; DPRINTF("VERSION\n"); break; @@ -385,46 +391,61 @@ int do_wdioctl(int fd, unsigned int request, unsigned char *wdioctl) { #ifndef NO_WINDRVR ret = (*ioctl_func) (fd, request, wdioctl); #else - if (parportfd < 0) { - snprintf(ppdev, sizeof(ppdev), "/dev/parport%lu", - (unsigned long)cr->Card.Item[0].I.IO.dwAddr / 0x10); - DPRINTF("opening %s\n", ppdev); - parportfd = open(ppdev, O_RDWR|O_EXCL); - - if (parportfd < 0) - fprintf(stderr,"Can't open %s: %s\n", ppdev, strerror(errno)); - } + + /* FIXME: Ugly hack which maps amontec JtagKey to 4. parallel port */ +#ifdef JTAGKEY + if ((unsigned long)cr->Card.Item[0].I.IO.dwAddr != 0x30) +#endif + { + if (parportfd < 0) { + snprintf(ppdev, sizeof(ppdev), "/dev/parport%lu", + (unsigned long)cr->Card.Item[0].I.IO.dwAddr / 0x10); + DPRINTF("opening %s\n", ppdev); + parportfd = open(ppdev, O_RDWR|O_EXCL); + + if (parportfd < 0) + fprintf(stderr,"Can't open %s: %s\n", ppdev, strerror(errno)); + } + + if (parportfd >= 0) { + int pmode; + + if (ioctl(parportfd, PPCLAIM) == -1) + return ret; - if (parportfd >= 0) { - int pmode; - - if (ioctl(parportfd, PPCLAIM) == -1) - return ret; - - ecpbase = 0; - pmode = IEEE1284_MODE_COMPAT; - if (ioctl(parportfd, PPNEGOT, &pmode) == -1) - return ret; - - if (cr->Card.dwItems > 1 && cr->Card.Item[1].I.IO.dwAddr) { - DPRINTF("ECP mode requested\n"); - ecpbase = (unsigned long)cr->Card.Item[1].I.IO.dwAddr; - /* TODO: Implement ECP mode */ + ecpbase = 0; + pmode = IEEE1284_MODE_COMPAT; + if (ioctl(parportfd, PPNEGOT, &pmode) == -1) + return ret; + + if (cr->Card.dwItems > 1 && cr->Card.Item[1].I.IO.dwAddr) { + DPRINTF("ECP mode requested\n"); + ecpbase = (unsigned long)cr->Card.Item[1].I.IO.dwAddr; + /* TODO: Implement ECP mode */ #if 0 - pmode = IEEE1284_MODE_ECP; + pmode = IEEE1284_MODE_ECP; - if (ioctl(parportfd, PPNEGOT, &pmode) == -1) { - ecpbase = 0; - pmode = IEEE1284_MODE_COMPAT; - if (ioctl(parportfd, PPNEGOT, &pmode) == -1) - return ret; - } + if (ioctl(parportfd, PPNEGOT, &pmode) == -1) { + ecpbase = 0; + pmode = IEEE1284_MODE_COMPAT; + if (ioctl(parportfd, PPNEGOT, &pmode) == -1) + return ret; + } #endif - } + } - cr->hCard = parportfd; - ppbase = (unsigned long)cr->Card.Item[0].I.IO.dwAddr; + cr->hCard = parportfd; + } +#ifdef JTAGKEY + } else { + ret=jtagkey_init(0x0403, 0xcff8); /* I need a config file... */ + cr->hCard = 0xff; +#endif } + + ppbase = (unsigned long)cr->Card.Item[0].I.IO.dwAddr; + if (ret < 0) + cr->hCard = 0; #endif DPRINTF("hCard: %lu\n", cr->hCard); } @@ -705,7 +726,6 @@ int do_wdioctl(int fd, unsigned int request, unsigned char *wdioctl) { unsigned long num = wdheader->size/sizeof(WD_TRANSFER); int i; - for (i = 0; i < num; i++) { DPRINTF("Transfer %d:\n", i+1); #ifndef NO_WINDRVR @@ -955,7 +975,13 @@ FILE *fopen(const char *path, const char *mode) { if (!func) func = (FILE* (*) (const char*, const char*)) dlsym(RTLD_NEXT, "fopen"); - ret = (*func) (path, mode); +#ifdef JTAGKEY + /* FIXME: Hack for parport mapping */ + if (!strcmp(path, "/proc/sys/dev/parport/parport3/base-addr")) { + ret = (*func) ("/dev/null", mode); + } else +#endif + ret = (*func) (path, mode); if (!strcmp(path, "/proc/modules")) { DPRINTF("opening /proc/modules\n"); diff --git a/usb-driver.h b/usb-driver.h index 3487b7b..dd93deb 100644 --- a/usb-driver.h +++ b/usb-driver.h @@ -31,6 +31,18 @@ #define PP_READ 10 #define PP_WRITE 13 +#define PP_TDI 0x01 +#define PP_TDO 0x10 +#define PP_TCK 0x02 +#define PP_TMS 0x04 +#define PP_CTRL 0x08 + +#ifdef DEBUG +#define DPRINTF(format, args...) fprintf(stderr, format, ##args) +#else +#define DPRINTF(format, args...) +#endif + #define WDU_GET_MAX_PACKET_SIZE(x) ((unsigned short) (((x) & 0x7ff) * (1 + (((x) & 0x1800) >> 11)))) /* http://www.jungo.com/support/documentation/windriver/811/wdusb_man_mhtml/node78.html#SECTION001734000000000000000 */ -- 2.39.5