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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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7
avr/usbload/config.h
View File

@ -3,9 +3,10 @@
#define __config_h__
#define DEBUG_USB 1
#define DEBUG_USB_RAW 1
#define DEBUG_SRAM 1
#define DEBUG_SREG 1
#undef DEBUG_USB_RAW 1
#undef DEBUG_SRAM 1
#undef DEBUG_SRAM_RAW
#undef DEBUG_SREG
#define DEBUG 1

1
avr/usbload/crc.c
View File

@ -62,7 +62,6 @@ uint16_t crc_check_memory_range(uint32_t start_addr, uint32_t size,uint8_t *buff
{
uint16_t crc = 0;
uint32_t addr;
uint8_t req_bank = 0;
for (addr = start_addr; addr < start_addr + size; addr += TRANSFER_BUFFER_SIZE) {
sram_read_buffer(addr, buffer, TRANSFER_BUFFER_SIZE);
crc = do_crc_update(crc, buffer, TRANSFER_BUFFER_SIZE);

1
avr/usbload/debug.c
View File

@ -41,3 +41,4 @@ void dump_packet(uint32_t addr, uint32_t len, uint8_t * packet)
printf("|\n");
}
}

64
avr/usbload/main.c
View File

@ -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");
//while(1);
avr_bus_active();
addr = 0x000000;
i = 0;
while (addr++ <= 0x00ffff){
sram_write(addr,i++);
}
addr = 0x000000;
while (addr++ <= 0x00ffff){
printf("read addr=0x%08lx %x\n",addr,sram_read(addr));
}
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();

45
avr/usbload/sram.c
View File

@ -1,7 +1,6 @@
#include <stdlib.h>
#include <stdint.h>
#include <avr/io.h>
#include <avr/wdt.h>
#include <util/delay.h> /* for _delay_ms() */
@ -97,6 +96,7 @@ void sreg_set(uint32_t addr)
}
void sram_bulk_read_start(uint32_t addr)
{
#ifdef DEBUG_SRAM
@ -105,7 +105,6 @@ void sram_bulk_read_start(uint32_t addr)
avr_data_in();
AVR_CS_PORT &= ~(1 << AVR_CS_PIN);
AVR_WR_PORT |= (1 << AVR_WR_PIN);
AVR_RD_PORT |= (1 << AVR_RD_PIN);
@ -113,15 +112,7 @@ void sram_bulk_read_start(uint32_t addr)
AVR_RD_PORT &= ~(1 << AVR_RD_PIN);
asm volatile ("nop");
asm volatile ("nop");
asm volatile ("nop");
asm volatile ("nop");
asm volatile ("nop");
asm volatile ("nop");
asm volatile ("nop");
asm volatile ("nop");
}
}
inline void sram_bulk_read_next(void)
{
@ -130,24 +121,12 @@ inline void sram_bulk_read_next(void)
AVR_RD_PORT &= ~(1 << AVR_RD_PIN);
asm volatile ("nop");
asm volatile ("nop");
asm volatile ("nop");
asm volatile ("nop");
asm volatile ("nop");
asm volatile ("nop");
asm volatile ("nop");
asm volatile ("nop");
}
inline uint8_t sram_bulk_read(void)
{
uint8_t byte;
byte = AVR_DATA_PIN;
AVR_RD_PORT |= (1 << AVR_RD_PIN);
return byte;
return AVR_DATA_PIN;
}
void sram_bulk_read_end(void)
@ -155,6 +134,7 @@ void sram_bulk_read_end(void)
#ifdef DEBUG_SRAM
printf("sram_bulk_read_end:");
#endif
AVR_RD_PORT |= (1 << AVR_RD_PIN);
AVR_CS_PORT |= (1 << AVR_CS_PIN);
avr_data_in();
}
@ -162,7 +142,7 @@ void sram_bulk_read_end(void)
uint8_t sram_read(uint32_t addr)
{
uint8_t byte;
#ifdef DEBUG_SRAM
#ifdef DEBUG_SRAM_RAW
printf("sram_read: addr=0x%08lx\n\r", addr);
#endif
@ -177,13 +157,6 @@ uint8_t sram_read(uint32_t addr)
AVR_RD_PORT &= ~(1 << AVR_RD_PIN);
asm volatile ("nop");
asm volatile ("nop");
asm volatile ("nop");
asm volatile ("nop");
asm volatile ("nop");
asm volatile ("nop");
asm volatile ("nop");
asm volatile ("nop");
byte = AVR_DATA_PIN;
@ -216,17 +189,13 @@ void sram_bulk_write_start(uint32_t addr)
inline void sram_bulk_write_next(void)
{
AVR_RD_PORT |= (1 << AVR_RD_PIN);
counter_up();
AVR_WR_PORT &= ~(1 << AVR_WR_PIN);
}
inline void sram_bulk_write( uint8_t data)
{
AVR_DATA_PORT = data;
AVR_WR_PORT |= (1 << AVR_WR_PIN);
}
void sram_bulk_write_end(void)
@ -234,8 +203,8 @@ void sram_bulk_write_end(void)
#ifdef DEBUG_SRAM
printf("sram_bulk_write_end:");
#endif
AVR_WR_PORT |= (1 << AVR_WR_PIN);
AVR_CS_PORT |= (1 << AVR_CS_PIN);
avr_data_in();
}
@ -243,7 +212,7 @@ void sram_bulk_write_end(void)
void sram_write(uint32_t addr, uint8_t data)
{
#ifdef DEBUG_SRAM
#ifdef DEBUG_SRAM_RAW
printf("sram_write: addr=0x%08lx data=%x\n\r", addr, data);
#endif

2
avr/usbload/sram.h
View File

@ -155,7 +155,7 @@ inline void sram_bulk_read_end(void);
uint8_t sram_bulk_read(void);
void sram_bulk_write_start(uint32_t addr);
inline void sram_bulk_read_next(void);
inline void sram_bulk_write_next(void);
inline void sram_bulk_write_end(void);
void sram_bulk_write(uint8_t data);

4
avr/usbload/usb_bulk.c
View File

@ -43,9 +43,9 @@ uint8_t usbFunctionWrite(uint8_t * data, uint8_t len)
printf("usbFunctionWrite REQ_STATUS_UPLOAD addr: 0x%08lx len: %i rx_remaining=%i\n",
req_addr, len, rx_remaining);
#endif
cli();
//cli();
sram_copy(req_addr, data, len);
sei();
//sei();
req_addr += len;
} else if (req_state == REQ_STATUS_BULK_UPLOAD) {

16
scripts/query_romsize.py
View File

@ -9,15 +9,20 @@ import popen2
import glob
import sys
import pprint
from subprocess import Popen
path = "/Users/david/Devel/arch/avr/code/snesram/roms/"
def shellquote(s):
return "'" + s.replace("'", "'\\''") + "'"
def main():
conn = sqlite3.connect('roms.sqlite3')
c = conn.cursor()
for i in [(4,),(8,),(16,),(32,)]:
dirname = "%02i" % i
dirname = os.path.join(path,"%02i" % i)
if not os.path.isdir(dirname):
os.mkdir(dirname)
print "#" * 60
@ -42,8 +47,13 @@ def main():
for row in c:
name,size,filename = row
if '[' not in filename:
cmd = 'scp burst:"%s" %s/' % ( filename,dirname)
print cmd
src = "david@burst:%s" % filename
command = ["scp",shellquote(src), dirname]
proc = Popen(command)
print dir(proc)
proc.communicate()
raise
if __name__ == '__main__':
main()