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hackrf_usb: Port to usb_queue

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This commit is contained in:
Ben Gamari
2013-07-04 11:53:09 -04:00
parent b6f9a3699a
commit df97b6584b
1 changed files with 10 additions and 55 deletions
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65
firmware/hackrf_usb/hackrf_usb.c
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@ -50,9 +50,6 @@ uint8_t* const usb_bulk_buffer = (uint8_t*)0x20004000;
static volatile uint32_t usb_bulk_buffer_offset = 0;
static const uint32_t usb_bulk_buffer_mask = 32768 - 1;
usb_transfer_descriptor_t usb_td_bulk[2] ATTR_ALIGNED(64);
const uint_fast8_t usb_td_bulk_count = sizeof(usb_td_bulk) / sizeof(usb_td_bulk[0]);
/* TODO remove this big buffer and use streaming for CPLD */
#define CPLD_XSVF_MAX_LEN (65536)
uint8_t cpld_xsvf_buffer[CPLD_XSVF_MAX_LEN];
@ -182,50 +179,6 @@ bool set_freq(uint32_t freq_mhz, uint32_t freq_hz)
return success;
}
static void usb_init_buffers_bulk() {
usb_td_bulk[0].next_dtd_pointer = USB_TD_NEXT_DTD_POINTER_TERMINATE;
usb_td_bulk[0].total_bytes
= USB_TD_DTD_TOKEN_TOTAL_BYTES(16384)
| USB_TD_DTD_TOKEN_MULTO(0)
;
usb_td_bulk[0].buffer_pointer_page[0] = (uint32_t)&usb_bulk_buffer[0x0000];
usb_td_bulk[0].buffer_pointer_page[1] = (uint32_t)&usb_bulk_buffer[0x1000];
usb_td_bulk[0].buffer_pointer_page[2] = (uint32_t)&usb_bulk_buffer[0x2000];
usb_td_bulk[0].buffer_pointer_page[3] = (uint32_t)&usb_bulk_buffer[0x3000];
usb_td_bulk[0].buffer_pointer_page[4] = (uint32_t)&usb_bulk_buffer[0x4000];
usb_td_bulk[1].next_dtd_pointer = USB_TD_NEXT_DTD_POINTER_TERMINATE;
usb_td_bulk[1].total_bytes
= USB_TD_DTD_TOKEN_TOTAL_BYTES(16384)
| USB_TD_DTD_TOKEN_MULTO(0)
;
usb_td_bulk[1].buffer_pointer_page[0] = (uint32_t)&usb_bulk_buffer[0x4000];
usb_td_bulk[1].buffer_pointer_page[1] = (uint32_t)&usb_bulk_buffer[0x5000];
usb_td_bulk[1].buffer_pointer_page[2] = (uint32_t)&usb_bulk_buffer[0x6000];
usb_td_bulk[1].buffer_pointer_page[3] = (uint32_t)&usb_bulk_buffer[0x7000];
usb_td_bulk[1].buffer_pointer_page[4] = (uint32_t)&usb_bulk_buffer[0x8000];
}
void usb_endpoint_schedule_no_int(
const usb_endpoint_t* const endpoint,
usb_transfer_descriptor_t* const td
) {
// Ensure that endpoint is ready to be primed.
// It may have been flushed due to an aborted transaction.
// TODO: This should be preceded by a flush?
while( usb_endpoint_is_ready(endpoint) );
// Configure a transfer.
td->total_bytes =
USB_TD_DTD_TOKEN_TOTAL_BYTES(16384)
/*| USB_TD_DTD_TOKEN_IOC*/
| USB_TD_DTD_TOKEN_MULTO(0)
| USB_TD_DTD_TOKEN_STATUS_ACTIVE
;
usb_endpoint_prime(endpoint, td);
}
usb_configuration_t usb_configuration_high_speed = {
.number = 1,
.speed = USB_SPEED_HIGH,
@ -281,7 +234,7 @@ usb_endpoint_t usb_endpoint_bulk_in = {
.in = &usb_endpoint_bulk_in,
.out = 0,
.setup_complete = 0,
.transfer_complete = 0,
.transfer_complete = usb_queue_transfer_complete
};
usb_endpoint_t usb_endpoint_bulk_out = {
@ -290,7 +243,7 @@ usb_endpoint_t usb_endpoint_bulk_out = {
.in = 0,
.out = &usb_endpoint_bulk_out,
.setup_complete = 0,
.transfer_complete = 0,
.transfer_complete = usb_queue_transfer_complete
};
void baseband_streaming_disable() {
@ -307,8 +260,6 @@ void set_transceiver_mode(const transceiver_mode_t new_transceiver_mode) {
transceiver_mode = new_transceiver_mode;
usb_init_buffers_bulk();
if( transceiver_mode == TRANSCEIVER_MODE_RX ) {
gpio_clear(PORT_LED1_3, PIN_LED3);
gpio_set(PORT_LED1_3, PIN_LED2);
@ -997,20 +948,24 @@ int main(void) {
while( usb_bulk_buffer_offset < 16384 );
// Set up IN transfer of buffer 0.
usb_endpoint_schedule_no_int(
usb_transfer_schedule(
(transceiver_mode == TRANSCEIVER_MODE_RX)
? &usb_endpoint_bulk_in : &usb_endpoint_bulk_out,
&usb_td_bulk[0]
&usb_bulk_buffer[0x0000],
0x4000,
NULL
);
// Wait until buffer 1 is transmitted/received.
while( usb_bulk_buffer_offset >= 16384 );
// Set up IN transfer of buffer 1.
usb_endpoint_schedule_no_int(
usb_transfer_schedule(
(transceiver_mode == TRANSCEIVER_MODE_RX)
? &usb_endpoint_bulk_in : &usb_endpoint_bulk_out,
&usb_td_bulk[1]
&usb_bulk_buffer[0x4000],
0x4000,
NULL
);
}