32 int raw_write(struct mpsse_context* mpsse, uint8_t* buf, int size) {
35   if (mpsse->mode) {
36     if (ftdi_write_data(&mpsse->ftdi, buf, size) == size) {
45 int raw_read(struct mpsse_context* mpsse, uint8_t* buf, int size) {  in raw_read()  argument
48   if (mpsse->mode) {  in raw_read()
50       r = ftdi_read_data(&mpsse->ftdi, buf, size);  in raw_read()
56     if (mpsse->flush_after_read) {  in raw_read()
64       ftdi_usb_purge_rx_buffer(&mpsse->ftdi);  in raw_read()
72 void set_timeouts(struct mpsse_context* mpsse, int timeout) {  in set_timeouts()  argument
73   if (mpsse->mode) {  in set_timeouts()
74     mpsse->ftdi.usb_read_timeout = timeout;  in set_timeouts()
75     mpsse->ftdi.usb_write_timeout = timeout;  in set_timeouts()
92 uint8_t* build_block_buffer(struct mpsse_context* mpsse,  in build_block_buffer()  argument
105   if (mpsse->mode == I2C || (cmd & MPSSE_BITMODE)) {  in build_block_buffer()
108     xfer_size = mpsse->xsize;  in build_block_buffer()
120   if (mpsse->mode == I2C) {  in build_block_buffer()
139       if (mpsse->mode == I2C) {  in build_block_buffer()
141         buf[i++] = mpsse->pstart & ~SK;  in build_block_buffer()
145         if (cmd == mpsse->rx) {  in build_block_buffer()
146           buf[i++] = mpsse->tris & ~DO;  in build_block_buffer()
148           buf[i++] = mpsse->tris;  in build_block_buffer()
160       if (cmd == mpsse->tx || cmd == mpsse->txrx) {  in build_block_buffer()
170       if (mpsse->mode == I2C) {  in build_block_buffer()
173         if (cmd == mpsse->rx) {  in build_block_buffer()
175           buf[i++] = mpsse->pstart & ~SK;  in build_block_buffer()
176           buf[i++] = mpsse->tris;  in build_block_buffer()
178           buf[i++] = mpsse->tx | MPSSE_BITMODE;  in build_block_buffer()
180           buf[i++] = mpsse->tack;  in build_block_buffer()
184         else if (cmd == mpsse->tx) {  in build_block_buffer()
188           buf[i++] = mpsse->pstart & ~SK;  in build_block_buffer()
189           buf[i++] = mpsse->tris & ~DO;  in build_block_buffer()
191           buf[i++] = mpsse->rx | MPSSE_BITMODE;  in build_block_buffer()
205 int set_bits_low(struct mpsse_context* mpsse, int port) {  in set_bits_low()  argument
210   buf[2] = mpsse->tris;  in set_bits_low()
212   return raw_write(mpsse, (uint8_t*)&buf, sizeof(buf));  in set_bits_low()
216 int set_bits_high(struct mpsse_context* mpsse, int port) {  in set_bits_high()  argument
221   buf[2] = mpsse->trish;  in set_bits_high()
223   return raw_write(mpsse, (uint8_t*)&buf, sizeof(buf));  in set_bits_high()
227 int gpio_write(struct mpsse_context* mpsse, int pin, int direction) {  in gpio_write()  argument
230   if (mpsse->mode == BITBANG) {  in gpio_write()
232       mpsse->bitbang |= (1 << pin);  in gpio_write()
234       mpsse->bitbang &= ~(1 << pin);  in gpio_write()
237     if (set_bits_high(mpsse, mpsse->bitbang) == MPSSE_OK) {  in gpio_write()
238       retval = raw_write(mpsse, (uint8_t*)&mpsse->bitbang, 1);  in gpio_write()
242     if (pin < NUM_GPIOL_PINS && mpsse->status == STOPPED) {  in gpio_write()
247         mpsse->pstart |= pin;  in gpio_write()
248         mpsse->pidle |= pin;  in gpio_write()
249         mpsse->pstop |= pin;  in gpio_write()
251         mpsse->pstart &= ~pin;  in gpio_write()
252         mpsse->pidle &= ~pin;  in gpio_write()
253         mpsse->pstop &= ~pin;  in gpio_write()
256       retval = set_bits_low(mpsse, mpsse->pstop);  in gpio_write()
262         mpsse->gpioh |= (1 << pin);  in gpio_write()
264         mpsse->gpioh &= ~(1 << pin);  in gpio_write()
267       retval = set_bits_high(mpsse, mpsse->gpioh);  in gpio_write()
275 int is_valid_context(struct mpsse_context* mpsse) {  in is_valid_context()  argument
276   return mpsse != NULL;  in is_valid_context()