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get read/write and bulks working

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This commit is contained in:
David Voswinkel
2009-06-24 20:18:25 +02:00
parent b6956c8fbd
commit a9640af2bf
9 changed files with 74 additions and 70 deletions
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64
avr/usbload/main.c
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@@ -1,5 +1,4 @@
#include <avr/io.h>
#include <avr/wdt.h>
#include <avr/interrupt.h> /* for sei() */
#include <util/delay.h> /* for _delay_ms() */
#include <stdlib.h>
@@ -60,12 +59,6 @@ usbMsgLen_t usbFunctionSetup(uchar data[8])
* -------------------------------------------------------------------------
*/
} else if (rq->bRequest == USB_UPLOAD_ADDR) {
if (req_state != REQ_STATUS_IDLE){
#if DEBUG_USB
printf("USB_UPLOAD_ADDR: ERROR state is not REQ_STATUS_IDLE\n");
#endif
return 0;
}
req_state = REQ_STATUS_UPLOAD;
req_addr = rq->wValue.word;
@@ -244,6 +237,48 @@ usbMsgLen_t usbFunctionSetup(uchar data[8])
* -------------------------------------------------------------------------
*/
void test_read_write(){
uint8_t i;
uint32_t addr;
avr_bus_active();
addr = 0x000000;
i = 1;
while (addr++ <= 0x0000ff){
sram_write(addr,i++);
}
addr = 0x000000;
while (addr++ <= 0x0000ff){
printf("read addr=0x%08lx %x\n",addr,sram_read(addr));
}
}
void test_bulk_read_write(){
uint8_t i;
uint32_t addr;
avr_bus_active();
addr = 0x000000;
i = 0;
sram_bulk_write_start(addr);
while (addr++ <= 0x3fffff){
sram_bulk_write(i++);
sram_bulk_write_next();
}
sram_bulk_write_end();
addr = 0x000000;
sram_bulk_read_start(addr);
while (addr <= 0x3fffff){
printf("addr=0x%08lx %x\n",addr,sram_bulk_read());
sram_bulk_read_next();
addr ++;
}
sram_bulk_read_end();
}
int main(void)
{
uint8_t i;
@@ -255,19 +290,9 @@ int main(void)
system_init();
printf("Sytem Init\n");
avr_bus_active();
addr = 0x000000;
i = 0;
while (addr++ <= 0x00ffff){
sram_write(addr,i++);
}
//while(1);
addr = 0x000000;
while (addr++ <= 0x00ffff){
printf("read addr=0x%08lx %x\n",addr,sram_read(addr));
}
avr_bus_active();
usbInit();
printf("USB Init\n");
usbDeviceDisconnect(); /* enforce re-enumeration, do this while
@@ -276,7 +301,6 @@ int main(void)
printf("USB disconnect\n");
i = 10;
while (--i) { /* fake USB disconnect for > 250 ms */
wdt_reset();
led_on();
_delay_ms(35);
led_off();