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remove obsolte slow sram functions and depending higherlevel stuff

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This commit is contained in:
David Voswinkel 2009-08-06 21:25:24 +02:00
parent ba2ac254a7
commit 5e5df7e275
5 changed files with 7 additions and 50 deletions
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20
avr/usbload/crc.c
View File

@ -91,31 +91,13 @@ uint16_t crc_check_bulk_memory(uint32_t bottom_addr, uint32_t top_addr, uint32_t
void crc_check_memory(uint32_t bottom_addr,uint32_t top_addr,uint32_t bank_size,uint8_t *buffer)
{
uint16_t crc = 0;
uint32_t addr;
uint8_t req_bank = 0;
for (addr = bottom_addr; addr < top_addr; addr += TRANSFER_BUFFER_SIZE) {
if (addr && addr % bank_size == 0) {
debug(DEBUG_CRC,"crc_check_memory: bank=0x%02x addr=0x%08lx crc=0x%04x\n",
req_bank,addr,crc);
req_bank++;
crc = 0;
}
sram_read_buffer(addr, buffer, TRANSFER_BUFFER_SIZE);
crc = do_crc_update(crc, buffer, TRANSFER_BUFFER_SIZE);
}
}
uint16_t crc_check_memory_range(uint32_t start_addr, uint32_t size,uint8_t *buffer)
{
uint16_t crc = 0;
uint32_t addr;
for (addr = start_addr; addr < start_addr + size; addr += TRANSFER_BUFFER_SIZE) {
sram_read_buffer(addr, buffer, TRANSFER_BUFFER_SIZE);
sram_bulk_read_buffer(addr, buffer, TRANSFER_BUFFER_SIZE);
crc = do_crc_update(crc, buffer, TRANSFER_BUFFER_SIZE);
}
return crc;

1
avr/usbload/crc.h
View File

@ -29,7 +29,6 @@
uint16_t crc_xmodem_update(uint16_t crc, uint8_t data);
uint16_t do_crc(uint8_t * data,uint16_t size);
uint16_t do_crc_update(uint16_t crc,uint8_t * data,uint16_t size);
void crc_check_memory(uint32_t bottom_addr,uint32_t top_addr,uint32_t bank_size,uint8_t *buffer);
uint16_t crc_check_memory_range(uint32_t start_addr, uint32_t size,uint8_t *buffer);
uint16_t crc_check_bulk_memory(uint32_t bottom_addr, uint32_t bank_size,uint32_t top_addr);

11
avr/usbload/main.c
View File

@ -309,6 +309,7 @@ void boot_startup_rom()
#endif
}
int main(void)
{
@ -348,11 +349,11 @@ int main(void)
}
shared_memory_write(SHARED_MEM_TX_CMD_TERMINATE, 0);
info("USB poll done\n");
snes_reset_hi();
snes_reset_off();
snes_irq_lo();
snes_irq_off();
info("IRQ off\n");
//snes_reset_hi();
//snes_reset_off();
//snes_irq_lo();
//snes_irq_off();
//info("IRQ off\n");
set_rom_mode();
snes_wr_disable();
info("Disable snes WR\n");

24
avr/usbload/sram.c
View File

@ -309,27 +309,3 @@ void sram_bulk_set(uint32_t addr, uint32_t len,uint8_t value){
sram_bulk_write_end();
}
void sram_read_buffer(uint32_t addr, uint8_t * dst, uint32_t len)
{
uint32_t i;
uint8_t *ptr = dst;
debug(DEBUG_SRAM,"sram_read_buffer: addr=0x%08lx dst=0x%p len=%li\n\r", addr,dst,len);
for (i = addr; i < (addr + len); i++) {
*ptr = sram_read(i);
ptr++;
}
}
uint8_t sram_check(uint8_t * buffer, uint32_t len)
{
uint16_t cnt;
debug(DEBUG_SRAM,"sram_check: len=%li\n\r",len);
for (cnt = 0; cnt < len; cnt++)
if (buffer[cnt])
return 1;
return 0;
}

1
avr/usbload/sram.h
View File

@ -186,7 +186,6 @@ void sreg_set(uint32_t addr);
uint8_t sram_read(uint32_t addr);
void sram_write(uint32_t addr, uint8_t data);
void sram_read_buffer(uint32_t addr,uint8_t *dst, uint32_t len);
void sram_bulk_read_start(uint32_t addr);
inline void sram_bulk_read_next(void);