X-Git-Url: http://git.zerfleddert.de/cgi-bin/gitweb.cgi/usb-driver/blobdiff_plain/05e1bfcd05798d1ea1a946f4d4eb73e08ac28865..3eee002c15edabb57e820b2b79d664cacbdbce56:/usb-driver.c diff --git a/usb-driver.c b/usb-driver.c index a34e5e4..18d6331 100644 --- a/usb-driver.c +++ b/usb-driver.c @@ -39,17 +39,17 @@ #include #include #include -#include -#include #include "usb-driver.h" +#include "config.h" static int (*ioctl_func) (int, int, void *) = NULL; static int windrvrfd = -1; -static int parportfd = -1; static unsigned long ppbase = 0; static unsigned long ecpbase = 0; -static struct pports *pplist = NULL; +static struct parport_config *pport = NULL; FILE *modulesfp = NULL; +FILE *baseaddrfp = NULL; +int baseaddrnum = 0; static int modules_read = 0; static struct usb_bus *busses = NULL; static struct usb_device *usbdevice; @@ -61,8 +61,6 @@ 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; @@ -73,9 +71,6 @@ void hexdump(unsigned char *buf, int len) { } fprintf(stderr,"\n"); } -#else -#define DPRINTF(format, args...) -#endif int usb_deviceinfo(unsigned char *buf) { int i,j,k,l; @@ -237,110 +232,6 @@ int usb_deviceinfo(unsigned char *buf) { return len; } -int pp_transfer(WD_TRANSFER *tr, int fd, unsigned int request, unsigned char *wdioctl) { - int ret = 0; - unsigned long port = (unsigned long)tr->dwPort; - unsigned char val; - static int last_pp_write = 0; - - DPRINTF("dwPort: 0x%lx, cmdTrans: %lu, dwbytes: %ld, fautoinc: %ld, dwoptions: %ld\n", - (unsigned long)tr->dwPort, tr->cmdTrans, tr->dwBytes, - tr->fAutoinc, tr->dwOptions); - - val = tr->Data.Byte; - -#ifdef DEBUG - if (tr->cmdTrans == 13) - DPRINTF("write byte: %d\n", val); -#endif - -#ifndef NO_WINDRVR - ret = (*ioctl_func) (fd, request, wdioctl); -#else - if (parportfd < 0) - return ret; - - if (port == ppbase + PP_DATA) { - DPRINTF("data port\n"); - switch(tr->cmdTrans) { - case PP_READ: - ret = 0; /* We don't support reading of the data port */ - break; - - case PP_WRITE: - ret = ioctl(parportfd, PPWDATA, &val); - last_pp_write = val; - break; - - default: - fprintf(stderr,"!!!Unsupported TRANSFER command: %lu!!!\n", tr->cmdTrans); - ret = -1; - break; - } - } else if (port == ppbase + PP_STATUS) { - DPRINTF("status port (last write: %d)\n", last_pp_write); - switch(tr->cmdTrans) { - case PP_READ: - ret = ioctl(parportfd, PPRSTATUS, &val); -#ifdef FORCE_PC3_IDENT - val &= 95; - if (last_pp_write & 64) - val |= 32; - else - val |= 128; -#endif - break; - - case PP_WRITE: - ret = 0; /* Status Port is readonly */ - break; - - default: - fprintf(stderr,"!!!Unsupported TRANSFER command: %lu!!!\n", tr->cmdTrans); - ret = -1; - break; - } - } else if (port == ppbase + PP_CONTROL) { - DPRINTF("control port\n"); - switch(tr->cmdTrans) { - case PP_READ: - ret = ioctl(parportfd, PPRCONTROL, &val); - break; - - case PP_WRITE: - ret = ioctl(parportfd, PPWCONTROL, &val); - break; - - default: - fprintf(stderr,"!!!Unsupported TRANSFER command: %lu!!!\n", tr->cmdTrans); - ret = -1; - break; - } - } else if ((port == ecpbase + PP_ECP_CFGA) && ecpbase) { - DPRINTF("ECP_CFGA port\n"); - } else if ((port == ecpbase + PP_ECP_CFGB) && ecpbase) { - DPRINTF("ECP_CFGB port\n"); - } else if ((port == ecpbase + PP_ECP_ECR) && ecpbase) { - DPRINTF("ECP_ECR port\n"); - } else { - DPRINTF("access to unsupported address range!\n"); - ret = 0; - } - - tr->Data.Byte = val; -#endif - - DPRINTF("dwPortReturn: 0x%lx, cmdTrans: %lu, dwbytes: %ld, fautoinc: %ld, dwoptions: %ld\n", - (unsigned long)tr->dwPort, tr->cmdTrans, tr->dwBytes, - tr->fAutoinc, tr->dwOptions); -#ifdef DEBUG - if (tr->cmdTrans == 10) - DPRINTF("read byte: %d\n", tr->Data.Byte); -#endif - - return ret; -} - int do_wdioctl(int fd, unsigned int request, unsigned char *wdioctl) { struct header_struct* wdheader = (struct header_struct*)wdioctl; struct version_struct *version; @@ -354,7 +245,7 @@ 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, "WinDriver no more"); + strcpy(version->version, "libusb-driver.so version: " USB_DRIVER_VERSION); version->versionul = 802; DPRINTF("VERSION\n"); break; @@ -368,7 +259,6 @@ int do_wdioctl(int fd, unsigned int request, unsigned char *wdioctl) { DPRINTF("CARD_REGISTER\n"); { struct card_register* cr = (struct card_register*)(wdheader->data); - char ppdev[32]; DPRINTF("Items: %lu, Addr: 0x%lx, bytes: %lu, bar: %lu\n", cr->Card.dwItems, @@ -384,73 +274,22 @@ int do_wdioctl(int fd, unsigned int request, unsigned char *wdioctl) { #ifndef NO_WINDRVR ret = (*ioctl_func) (fd, request, wdioctl); #else - if (parportfd < 0) { - int max = -1; - struct pports **port = &pplist; - - while (*port) { - DPRINTF("Looking up parallel port in linked list, entry: %d\n", (*port)->num); - if (max < (*port)->num) - max = (*port)->num; - - if ((*port)->base == (unsigned long)cr->Card.Item[0].I.IO.dwAddr) { - break; - } - port = &((*port)->next); - } + pport = config_get((unsigned long)cr->Card.Item[0].I.IO.dwAddr / 0x10); + if (!pport) + break; - if (!(*port)) { /* not found */ - (*port) = malloc(sizeof(struct pports)); - if (!(*port)) { - perror("malloc"); - exit(EXIT_FAILURE); - } + ret = pport->open((unsigned long)cr->Card.Item[0].I.IO.dwAddr / 0x10); - (*port)->base = (unsigned long)cr->Card.Item[0].I.IO.dwAddr; - (*port)->num = max+1; - (*port)->next = NULL; + ppbase = (unsigned long)cr->Card.Item[0].I.IO.dwAddr; - DPRINTF("parallel port not in linked list, new entry: %d\n", (*port)->num); - } + if (cr->Card.dwItems > 1 && cr->Card.Item[1].I.IO.dwAddr) + ecpbase = (unsigned long)cr->Card.Item[1].I.IO.dwAddr; - snprintf(ppdev, sizeof(ppdev), "/dev/parport%d", (*port)->num); - 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; - - 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; - - 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; + if (ret >= 0) { + cr->hCard = ret; + } else { + cr->hCard = 0; } #endif DPRINTF("hCard: %lu\n", cr->hCard); @@ -720,7 +559,11 @@ int do_wdioctl(int fd, unsigned int request, unsigned char *wdioctl) { { WD_TRANSFER *tr = (WD_TRANSFER*)(wdheader->data); - ret = pp_transfer(tr, fd, request, wdioctl); +#ifndef NO_WINDRVR + ret = (*ioctl_func) (fd, request, wdioctl); +#else + ret = pport->transfer(tr, fd, request, ppbase, ecpbase, 1); +#endif } break; @@ -730,24 +573,11 @@ int do_wdioctl(int fd, unsigned int request, unsigned char *wdioctl) { { WD_TRANSFER *tr = (WD_TRANSFER*)(wdheader->data); 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 - wdheader->size = sizeof(WD_TRANSFER); - request = TRANSFER; - wdheader->data = tr + i; -#endif - ret = pp_transfer(tr + i, fd, request, wdioctl); - } - #ifndef NO_WINDRVR - wdheader->data = tr; + ret = (*ioctl_func) (fd, request, wdioctl); +#else + ret = pport->transfer(tr, fd, request, ppbase, ecpbase, num); #endif - - return ret; } break; @@ -806,11 +636,7 @@ int do_wdioctl(int fd, unsigned int request, unsigned char *wdioctl) { #ifndef NO_WINDRVR ret = (*ioctl_func) (fd, request, wdioctl); #else - if (parportfd == cr->hCard && parportfd >= 0) { - ioctl(parportfd, PPRELEASE); - close(parportfd); - parportfd = -1; - } + pport->close(cr->hCard); #endif } break; @@ -976,13 +802,34 @@ int close(int fd) { FILE *fopen(const char *path, const char *mode) { FILE *ret; static FILE* (*func) (const char*, const char*) = NULL; + char buf[256]; + int i; if (!func) func = (FILE* (*) (const char*, const char*)) dlsym(RTLD_NEXT, "fopen"); + for (i = 0; i < 4; i++) { + snprintf(buf, sizeof(buf), "/proc/sys/dev/parport/parport%d/base-addr", i); + if (!strcmp(path, buf)) { + DPRINTF("open base-addr of parport%d\n", i); + if (config_is_real_pport(i)) { + ret = (*func) (path, mode); + } else { + ret = (*func) ("/dev/null", mode); + } + + if (ret) { + baseaddrfp = ret; + baseaddrnum = i; + } + + return ret; + } + } + ret = (*func) (path, mode); - if (!strcmp (path, "/proc/modules")) { + if (!strcmp(path, "/proc/modules")) { DPRINTF("opening /proc/modules\n"); #ifdef NO_WINDRVR modulesfp = ret; @@ -996,6 +843,7 @@ FILE *fopen(const char *path, const char *mode) { char *fgets(char *s, int size, FILE *stream) { static char* (*func) (char*, int, FILE*) = NULL; const char modules[][256] = {"windrvr6 1 0 - Live 0xdeadbeef\n", "parport_pc 1 0 - Live 0xdeadbeef\n"}; + char buf[256]; char *ret = NULL; @@ -1008,6 +856,11 @@ char *fgets(char *s, int size, FILE *stream) { ret = s; modules_read++; } + } else if (baseaddrfp == stream) { + snprintf(s, sizeof(buf), "%d\t%d\n", + (baseaddrnum) * 0x10, + ((baseaddrnum) * 0x10) + 0x400); + ret = s; } else { ret = (*func)(s,size,stream); } @@ -1024,6 +877,10 @@ int fclose(FILE *fp) { if (fp == modulesfp) { modulesfp = NULL; } + + if (fp == baseaddrfp) { + baseaddrfp = NULL; + } return (*func)(fp); } @@ -1033,6 +890,9 @@ int access(const char *pathname, int mode) { if (!func) func = (int (*) (const char*, int)) dlsym(RTLD_NEXT, "access"); + + if (!pathname) + return -1; if (!strcmp(pathname, "/dev/windrvr6")) { return 0;