sw: initial commit of mvp test
This version of the test runs end-to-end, and should be mostly feature complete. Signed-off-by: Sean Cross <sean@xobs.io>
This commit is contained in:
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@ -1,5 +1,5 @@
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//--------------------------------------------------------------------------------
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// Auto-generated by Migen (bc90344) & LiteX (3a72688b) on 2019-05-22 22:55:33
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// Auto-generated by Migen (bc90344) & LiteX (3a72688b) on 2019-05-23 14:16:56
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//--------------------------------------------------------------------------------
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#ifndef __GENERATED_CSR_H
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#define __GENERATED_CSR_H
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@ -188,9 +188,9 @@ static inline unsigned char rgb_bypass_read(void) {
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static inline void rgb_bypass_write(unsigned char value) {
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csr_writel(value, 0xe000680cL);
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}
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#define CSR_RGB_PWM_COUNT_ADDR 0xe0006810L
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#define CSR_RGB_PWM_COUNT_SIZE 3
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static inline unsigned int rgb_pwm_count_read(void) {
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#define CSR_RGB_PULSE_ADDR 0xe0006810L
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#define CSR_RGB_PULSE_SIZE 3
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static inline unsigned int rgb_pulse_read(void) {
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unsigned int r = csr_readl(0xe0006810L);
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r <<= 8;
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r |= csr_readl(0xe0006814L);
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@ -198,33 +198,48 @@ static inline unsigned int rgb_pwm_count_read(void) {
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r |= csr_readl(0xe0006818L);
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return r;
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}
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static inline void rgb_pwm_count_write(unsigned int value) {
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static inline void rgb_pulse_write(unsigned int value) {
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csr_writel(value >> 16, 0xe0006810L);
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csr_writel(value >> 8, 0xe0006814L);
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csr_writel(value, 0xe0006818L);
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}
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#define CSR_RGB_SENT_PULSES_ADDR 0xe000681cL
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#define CSR_RGB_SENT_PULSES_SIZE 4
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static inline unsigned int rgb_sent_pulses_read(void) {
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#define CSR_RGB_DUTY_ADDR 0xe000681cL
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#define CSR_RGB_DUTY_SIZE 3
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static inline unsigned int rgb_duty_read(void) {
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unsigned int r = csr_readl(0xe000681cL);
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r <<= 8;
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r |= csr_readl(0xe0006820L);
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r <<= 8;
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r |= csr_readl(0xe0006824L);
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r <<= 8;
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r |= csr_readl(0xe0006828L);
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return r;
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}
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#define CSR_RGB_DETECTED_PULSES_ADDR 0xe000682cL
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#define CSR_RGB_DETECTED_PULSES_SIZE 4
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static inline unsigned int rgb_detected_pulses_read(void) {
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unsigned int r = csr_readl(0xe000682cL);
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static inline void rgb_duty_write(unsigned int value) {
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csr_writel(value >> 16, 0xe000681cL);
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csr_writel(value >> 8, 0xe0006820L);
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csr_writel(value, 0xe0006824L);
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}
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#define CSR_RGB_SENT_PULSES_ADDR 0xe0006828L
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#define CSR_RGB_SENT_PULSES_SIZE 4
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static inline unsigned int rgb_sent_pulses_read(void) {
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unsigned int r = csr_readl(0xe0006828L);
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r <<= 8;
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r |= csr_readl(0xe000682cL);
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r <<= 8;
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r |= csr_readl(0xe0006830L);
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r <<= 8;
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r |= csr_readl(0xe0006834L);
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return r;
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}
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#define CSR_RGB_DETECTED_PULSES_ADDR 0xe0006838L
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#define CSR_RGB_DETECTED_PULSES_SIZE 4
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static inline unsigned int rgb_detected_pulses_read(void) {
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unsigned int r = csr_readl(0xe0006838L);
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r <<= 8;
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r |= csr_readl(0xe0006838L);
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r |= csr_readl(0xe000683cL);
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r <<= 8;
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r |= csr_readl(0xe0006840L);
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r <<= 8;
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r |= csr_readl(0xe0006844L);
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return r;
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}
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@ -160,6 +160,11 @@ struct usb_cdc_notification {
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int cdc_connected();
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void cdc_set_connected(int is_connected);
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void put_hex(uint32_t val);
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void put_hex_byte(uint8_t val);
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void put_string(const char *str);
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void put_char(char character);
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void flush_serial(void);
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#endif
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191
sw/src/tester.c
191
sw/src/tester.c
@ -1,12 +1,12 @@
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#include <tester.h>
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#include <printf.h>
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#include <usb-cdc.h>
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#include <spi.h>
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#include <usb.h>
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#include <fomu/csr.h>
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#include <time.h>
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#include <rgb.h>
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int test_spi(void)
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static uint32_t test_spi(void)
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{
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uint8_t test_buffer[64];
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uint8_t compare_buffer[sizeof(test_buffer)];
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@ -15,54 +15,193 @@ int test_spi(void)
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struct spi_id id = spiId();
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spiSetType(ST_QUAD);
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// printf("SPI Manufacturer: %02x\n", id.manufacturer_id);
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// printf("SPI Device ID: %02x\n", id.device_id);
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// printf("SPI Capacity: %02x %02x\n", id.memory_type, id.memory_size);
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put_string("SPI: Manufacturer ");
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put_hex_byte(id.manufacturer_id);
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put_string(" / ");
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for (i = 0; i < sizeof(test_buffer); i++) {
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test_buffer[i] = (i^0x9d) ^ (i<<5);
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put_string("Device ID ");
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put_hex_byte(id.device_id);
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put_string(" / ");
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put_string("Capacity ");
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put_hex_byte(id.memory_type);
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put_char(' ');
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put_hex_byte(id.memory_size);
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put_string(" / ");
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put_string("Serial ");
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put_hex(*((uint32_t *)id.serial));
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put_string(" / ");
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for (i = 0; i < sizeof(test_buffer); i++)
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{
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test_buffer[i] = (i ^ 0x9d) ^ (i << 5);
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}
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spiWrite(0, test_buffer, sizeof(test_buffer)-1);
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spiWrite(0, test_buffer, sizeof(test_buffer));
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for (i = 0; i < sizeof(compare_buffer); i++) {
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for (i = 0; i < sizeof(compare_buffer); i++)
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{
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compare_buffer[i] = 0;
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}
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spiRead(0, compare_buffer, sizeof(compare_buffer));
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for (i = 0; i < sizeof(compare_buffer); i++) {
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if (test_buffer[i] != compare_buffer[i]) {
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for (i = 0; i < sizeof(compare_buffer); i++)
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{
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if (test_buffer[i] != compare_buffer[i])
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{
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put_string("E@");
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put_hex_byte(i);
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put_char(':');
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put_hex_byte(test_buffer[i]);
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put_char('!');
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put_hex_byte(compare_buffer[i]);
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put_char(' ');
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// printf("SPI: Offset %d Expected %02x Got %02x\n", i, test_buffer[i], compare_buffer[i]);
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errors++;
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}
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}
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if (!errors)
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{
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put_string("Pass\n");
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}
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else
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{
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put_string("FAIL\n");
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}
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return errors;
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}
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int test_led(void) {
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static uint32_t test_one_pad(uint8_t src, uint8_t dest)
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{
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unsigned int loops;
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unsigned int matches = 0;
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const unsigned int loop_max = 10;
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put_char('0'+src);
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put_char('>');
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put_char('0'+dest);
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put_char(':');
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for (loops = 0; loops < loop_max; loops++) {
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// Set pin 2 as output, and pin 0 as input, and see if it loops back.
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touch_oe_write((1 << src) | (0 << dest));
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touch_o_write((loops&1) << src);
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if ((loops&1) == !!((touch_i_read() & (1 << dest))))
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matches++;
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}
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if (matches == loop_max) {
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put_string("OK ");
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return 0;
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}
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else {
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put_string("FAIL(");
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put_hex_byte(loop_max);
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put_char('!');
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put_hex_byte(matches);
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put_string(") ");
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return (loop_max - matches);
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}
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}
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static uint32_t test_touch(void)
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{
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uint32_t error_count = 0;
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put_string("Touch: ");
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error_count += test_one_pad(0, 2);
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error_count += test_one_pad(0, 3);
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error_count += test_one_pad(2, 0);
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error_count += test_one_pad(2, 3);
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error_count += test_one_pad(3, 0);
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error_count += test_one_pad(3, 2);
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if (error_count)
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put_string("FAIL\n");
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else
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put_string("Pass\n");
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return error_count;
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}
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static const char color_names[] = {'B', 'R', 'G'};
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static uint32_t test_one_color(int color)
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{
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uint32_t pulses_per_second;
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uint32_t sent_pulses;
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uint32_t detected_pulses;
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uint32_t high_value;
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rgb_bypass_write(1 << color);
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rgb_mode_off();
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rgb_duty_write(SYSTEM_CLOCK_FREQUENCY / 10000 * 1);
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rgb_pulse_write(SYSTEM_CLOCK_FREQUENCY / 1000 * 1);
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put_string("RGB");
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put_char(color_names[color]);
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put_string(": ");
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msleep(100);
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rgb_pulse_write(SYSTEM_CLOCK_FREQUENCY / 1000 * 1);
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pulses_per_second = rgb_pulse_read();
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high_value = rgb_duty_read();
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sent_pulses = rgb_sent_pulses_read();
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detected_pulses = rgb_detected_pulses_read();
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put_hex(pulses_per_second);
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put_string(" / ");
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put_hex(high_value);
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put_string(" / ");
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put_hex(sent_pulses);
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put_string(" / ");
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put_hex(detected_pulses);
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put_string(" / ");
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rgb_bypass_write(0);
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uint32_t ratio = ((detected_pulses * 100) / sent_pulses);
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put_string("Ratio: 0x");
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put_hex(ratio);
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put_string(" / ");
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if (ratio > 60)
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{
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put_string("Pass\n");
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return 0;
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}
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put_string("FAIL\n");
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return 1 + ratio;
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}
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static uint32_t test_led(void)
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{
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uint32_t error_count = 0;
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touch_oe_write(touch_oe_read() & ~(1 << 1));
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// touch_oe_write(touch_oe_read() | (1 << 1));
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// touch_o_write(touch_o_read() & ~(1 << 1));
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rgb_bypass_write(1);
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rgb_mode_off();
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rgb_pwm_count_write(SYSTEM_CLOCK_FREQUENCY/1000*125);
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printf("Blinking: ");
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msleep(1000);
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pulses_per_second = rgb_pwm_count_read();
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rgb_pwm_count_write(SYSTEM_CLOCK_FREQUENCY/1000*125);
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printf("%08x / %08x / %08x\n", pulses_per_second, rgb_sent_pulses_read(), rgb_detected_pulses_read());
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return 0;
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error_count += test_one_color(0);
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error_count += test_one_color(1);
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error_count += test_one_color(2);
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return error_count;
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}
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void tester_poll(void)
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{
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int error_count = 0;
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printf("\nHello, world!\n");
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// error_count = test_spi();
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// printf("SPI errors: %d\n", error_count);
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while (1) {
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put_string("\nHello, world!\n");
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error_count += test_spi();
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error_count += test_led();
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error_count += test_touch();
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put_string("FOMU: ");
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put_hex(error_count);
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put_string(" errors ");
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if (error_count)
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put_string("FAIL!\n");
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else
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put_string("Pass\n");
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while (1)
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{
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usb_poll();
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test_led();
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}
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}
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@ -3,6 +3,10 @@
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#include <fomu/csr.h>
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static int connected = 0;
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struct str_bfr
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{
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uint8_t bfr_contents;
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} str_bfr;
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int cdc_connected(void)
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{
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@ -24,4 +28,71 @@ void _putchar(char character)
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;
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usb_ep_2_in_ibuf_head_write(character);
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usb_ep_2_in_respond_write(EPF_ACK);
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}
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void flush_serial(void)
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{
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if (!str_bfr.bfr_contents)
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return;
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usb_ep_2_in_respond_write(EPF_ACK);
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// Wait for buffer to be empty
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while (usb_ep_2_in_respond_read() == EPF_ACK)
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;
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str_bfr.bfr_contents = 0;
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}
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void add_char_to_buffer(char character)
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{
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while (usb_ep_2_in_respond_read() == EPF_ACK)
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;
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usb_ep_2_in_ibuf_head_write(character);
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str_bfr.bfr_contents++;
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if (str_bfr.bfr_contents >= 64)
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flush_serial();
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}
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void put_string(const char *str)
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{
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while (*str != '\0')
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{
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if (*str == '\n')
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add_char_to_buffer('\r');
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add_char_to_buffer(*str);
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str++;
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}
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flush_serial();
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}
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void put_hex(uint32_t val)
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{
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int num_nibbles = sizeof(val) * 2;
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do
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{
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char v = '0' + (((val >> (num_nibbles - 1) * 4)) & 0x0f);
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if (v > '9')
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v += 'a' - ('9'+1);
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put_char(v);
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} while (--num_nibbles);
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}
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void put_hex_byte(uint8_t val)
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{
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int num_nibbles = sizeof(val) * 2;
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do
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{
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char v = '0' + (((val >> (num_nibbles - 1) * 4)) & 0x0f);
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if (v > '9')
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v += 'a' - ('9'+1);
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put_char(v);
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} while (--num_nibbles);
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}
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void put_char(char character)
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{
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if (character == '\n')
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add_char_to_buffer('\r');
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add_char_to_buffer(character);
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}
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@ -7,16 +7,12 @@
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static const int max_byte_length = 64;
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#define EP0OUT_BUFFERS 4
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#define EP2OUT_BUFFERS 4
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__attribute__((aligned(4)))
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#define EP0OUT_BUFFER_SIZE 256
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// static uint8_t volatile usb_ep0out_buffer_len[EP0OUT_BUFFERS];
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static uint8_t volatile usb_ep0out_buffer[EP0OUT_BUFFER_SIZE];
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__attribute__((aligned(4)))
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static uint8_t volatile usb_ep0out_buffer[64 + 2];
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static int wait_reply;
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static int wait_type;
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// static volatile uint8_t usb_ep0out_wr_ptr;
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// static volatile uint8_t usb_ep0out_rd_ptr;
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#define EP2OUT_BUFFER_SIZE 256
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static uint8_t volatile usb_ep2out_buffer_len[EP2OUT_BUFFERS];
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@ -220,21 +216,35 @@ void usb_isr(void) {
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// and clear the "pending" bit.
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if (ep0out_pending) {
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unsigned int byte_count = 0;
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for (byte_count = 0; byte_count < EP0OUT_BUFFER_SIZE; byte_count++)
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usb_ep0out_buffer[byte_count] = 0;
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for (byte_count = 0; byte_count < sizeof(usb_ep0out_buffer); byte_count++)
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usb_ep0out_buffer[byte_count] = '\0';
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byte_count = 0;
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while (!usb_ep_0_out_obuf_empty_read()) {
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usb_ep0out_buffer[byte_count++] = usb_ep_0_out_obuf_head_read();
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uint8_t byte = usb_ep_0_out_obuf_head_read();
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usb_ep_0_out_obuf_head_write(0);
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usb_ep0out_buffer[byte_count++] = byte;
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}
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if (byte_count >= 2) {
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volatile void *setup_buffer = usb_ep0out_buffer;
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usb_ep_0_in_dtb_write(1);
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data_offset = 0;
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current_length = 0;
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current_data = NULL;
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wait_reply = usb_setup((void *)usb_ep0out_buffer);
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byte_count -= 2;
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// XXX TERRIBLE HACK!
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// Because the epfifo backend doesn't have any concept of packet boundaries,
|
||||
// sometimes one or two of the bytes from the CRC on the "ACK" from the previous
|
||||
// "Get Descriptor" will be stuck on the front of this request.
|
||||
// This can happen if, for example, we get the OUT from that and the OUT from
|
||||
// the subsequent SETUP packet without first handling that.
|
||||
// Since all SETUP packets are 8 bytes (in this tester), we'll simply clamp the
|
||||
// SETUP data packet to be the last 8 bytes received (minus the 2-byte CRC16).
|
||||
// This is horrible and should be fixed in hardware.
|
||||
if (byte_count > 8)
|
||||
setup_buffer += byte_count - 8;
|
||||
wait_reply = usb_setup((const struct usb_setup_request *)setup_buffer);
|
||||
}
|
||||
usb_ep_0_out_ev_pending_write(ep0out_pending);
|
||||
usb_ep_0_out_respond_write(EPF_ACK);
|
||||
|
||||
Loading…
Reference in New Issue
Block a user