void msg_test(void)//struct bootloader_message *msg)
{
unsigned char data[CFG_NAND_PAGE_SIZE];
// clear data array ...
if (nand_erase_block(64) || nand_erase_block(64 + 1))
serial_puts_info("NAND erase failed !!!\n");
if (nand_program_page(data, 8192))
serial_puts_info("NAND program failed !!!\n");
serial_puts_info("msg_test finish.\n");
}
void write_file()
{
unsigned long len = 0;
int have_begin = 0;
unsigned char* buf = (unsigned char*)0x52000000;
int nodata_time = 0;
unsigned char c;
printf("Use minicom to send file.\n");
while(1) {
if(uart_getc_nowait(&buf[len]) == 0) {
have_begin = 1;
nodata_time = 0;
len++;
} else {
if(have_begin) {
nodata_time++;
}
}
if(nodata_time == 1000) {
break;
}
}
printf("Have get %d bytes data\n",len);
printf("Press y to program: ");
c = uart_getc();
if(c == 'y' || c == 'Y') {
nand_erase_block(0);
nand_write_page(0,buf,len);
printf("\nUpdate program successful\n");
} else {
printf("\nUpdate program cancel\n");
}
}
void nand_erase_test()
{
unsigned long addr;
printf("Input the start adddress: ");
scanf("%lu",&addr);
nand_erase_block(addr);
}
static int cmd_nand_erase(int argc, char *argv[])
{
u32 start_block, block, blocks, total_blocks;
int i, rval;
total_blocks = flnand.blocks_per_bank * flnand.banks;
if (argc != 3) {
uart_putstr("nand_erase [block] [blocks]!\r\n");
uart_putstr("Total blocks: ");
uart_putdec(total_blocks);
uart_putstr("\r\n");
return -1;
}
putstr("erase nand blocks including any bad blocks...\r\n");
putstr("press enter to start!\r\n");
putstr("press any key to terminate!\r\n");
rval = uart_wait_escape(0xffffffff);
if (rval == 0)
return -1;
strtou32(argv[1], &start_block);
strtou32(argv[2], &blocks);
for (i = 0, block = start_block; i < blocks; i++, block++) {
if (uart_poll())
break;
if (block >= total_blocks)
break;
rval = nand_erase_block(block);
putchar('.');
if ((i & 0xf) == 0xf) {
putchar(' ');
putdec(i);
putchar('/');
putdec(blocks);
putstr(" (");
putdec(i * 100 / blocks);
putstr("%)\t\t\r");
}
if (rval < 0) {
putstr("\r\nfailed at block ");
putdec(block);
putstr("\r\n");
}
}
putstr("\r\ndone!\r\n");
return 0;
}
void nand_erase_test(void)
{
char buf[100];
unsigned long addr;
printf("enter the start address: ");
scanf("%s", buf);
addr = strtoul(buf, NULL, 0);
printf("erase addr = 0x%x\n\r", addr);
nand_erase_block(addr);
}
int set_bootloader_message(const struct bootloader_message *in)
{
unsigned char data[CFG_NAND_PAGE_SIZE];
memset(data, '\0', CFG_NAND_PAGE_SIZE);
memcpy(data, in, sizeof(struct bootloader_message));
/* Clear MISC partition, and write bootloader_message. */
if (nand_erase_block(64) || nand_erase_block(64 + 1)) {
serial_puts_info("NAND erase failed!!!\n");
return 1;
}
if (nand_program_page(data, PTN_MISC_OFFSET / CFG_NAND_PAGE_SIZE)) {
serial_puts_info("NAND program failed !!!\n");
return 1;
}
serial_puts_info("set_bootloader_message finish ...\n");
return 0;
}
void update_program(void)
{
unsigned char *buf = (unsigned char *)0x52000000;
unsigned long len = 0;
int have_begin = 0;
int nodata_time = 0;
char c;
/* 读串口获得数据 */
printf("\n\ruse gtkterm to send file\n\r", len);
while (1)
{
if (getc_nowait(&buf[len]) == 0)
{
have_begin = 1;
nodata_time = 0;
len++;
}
else
{
if (have_begin)
{
nodata_time++;
}
}
if (nodata_time == 1000)
{
break;
}
}
printf("have get %d bytes data\n\r", len);
printf("Press Y to program the flash: \n\r");
c = getc();
if (c == 'y' || c == 'Y')
{
/* 烧写到nand flash block 0 */
nand_erase_block(0);
nand_write(0, buf, len);
printf("update program successful\n\r");
}
else
{
printf("Cancel program!\n\r");
}
}
int main()
{
copy_vec();
irq_init();
button_init();
uart0_init();
timer_init();
// timer4_init();
lcd_init();
lcd_clean(0xffff);
adc_ts_init();
ts_init();
// tslib_calibrate();
// lcd_clean(0xffff);
nand_init();
#if 1
nand_read_id();
while(1);
#endif
printf("\r\n\n");
printf("===============================================\r\n");
printf(" NAND FLASH PROGRAMMING \r\n");
unsigned int size = 512 * 1024; // 512KB
nand_read_id();
printf("erase entire flash, waiting ... \r\n");
int i;
for(i = 0; i < 2048; i++)
nand_erase_block(i);
printf("start program ... \r\n");
nand_write_bytes(0x0, (unsigned char *)0x31000000, size);
printf("program end ... \r\n");
printf("===============================================\r\n");
while(1);
return 0;
}
void copy_file2nand(unsigned int ramAddr,unsigned int blockAddr,unsigned int fileSize)
{
//计算boot代码大小，确定需要格式化Block的块总数、需要写入的Page总数
unsigned long bootSize = fileSize; //uboot代码长度
unsigned long blockTotal,pageTotal;
blockTotal = (
(bootSize + NAND_BLOCK_MASK ) & (~NAND_BLOCK_MASK)
) / NAND_BLOCK_SIZE;
pageTotal = (
(bootSize + NAND_PAGE_MASK ) & (~NAND_PAGE_MASK)
) / NAND_PAGE_SIZE;
printk("\r\ncode size 0x%x (%dByte)\r\n",bootSize,bootSize);
printk("require block %d require page %d\r\n",blockTotal,pageTotal);
//烧录进FLASH，不带坏块检测
char retErase;
unsigned char *lpsrcData = (unsigned char *)ramAddr; //SDRAM 0x30000000地址的代码
unsigned int off_data,page_addr;
retErase = nand_erase_block(blockAddr);
// printk("retrEsdrase %d\r\n",retErase);
off_data = 0;
page_addr = blockAddr;
while(off_data < bootSize)
{
nand_write_page(
page_addr,
(unsigned char*)(lpsrcData + off_data) ,
NAND_PAGE_SIZE);
// nand_write_page(
// page_addr,
// (unsigned char*)(lpsrcData + off_data));
// printk("colum 0x%8.8x write data off %d page_addr %d\r\n",off_data,off_data,page_addr);
// PrintNandFlash((unsigned char*)(lpsrcData + off_data),16);
off_data += NAND_PAGE_SIZE;
page_addr += NAND_PAGE_ADDR;
}
}
void update_program(void)
{
unsigned char *buf = (unsigned char *)0x52000000;
unsigned long len = 0;
int have_begin = 0;
int nodata_time = 0;
unsigned long erase_addr;
char c;
int i;
/* 读串口获得数据 */
printf("\n\ruse V2.2.exe/gtkterm to send file\n\r", len);
while (1)
{
if (getc_nowait(&buf[len]) == 0)
{
have_begin = 1;
nodata_time = 0;
len++;
}
else
{
if (have_begin)
{
nodata_time++;
}
}
if (nodata_time == 1000)
{
break;
}
}
printf("have get %d bytes data\n\r", len);
printf("the first 16 bytes data: \n\r");
for (i = 0; i < 16; i++)
{
printf("%02x ", buf[i]);
}
printf("\n\r");
printf("Press Y to program the flash: \n\r");
c = getc();
if (c == 'y' || c == 'Y')
{
/* 烧写到nand flash block 0 */
for (erase_addr = 0; erase_addr < ((len + 0x1FFFF) & ~0x1FFFF); erase_addr += 0x20000)
{
nand_erase_block(erase_addr);
}
nand_write(0, buf, len);
printf("update program successful\n\r");
}
else
{
printf("Cancel program!\n\r");
}
}
static void command_request(struct udc_ep *ep, struct udc_req *req)
{
if (req->status)
return;
char *buf = (char *)req->buf;
buf[req->actual] = '\0';
char group[9], command[9];
u32 n1, n2, n3, n4;
int ret;
ret = sscanf(buf, "%8s %8s %8x %8x %8x %8x", group, command, &n1, &n2, &n3, &n4);
if (ret < 2)
goto requeue;
if (strcmp(group, "buffer") == 0) {
if (strcmp(command, "read") == 0) {
if (ret != 4)
goto requeue;
/* buffer offset */
u32 offset = n1 & (BUFFER_SIZE - 1) & ~1;
buffer_req.buf = (u16 *)(BUFFER_START + offset);
/* read size */
buffer_req.length = min(BUFFER_START - offset,
n2 & ~1);
ep->ops->queue(tx_ep, &buffer_req);
return;
}
if (strcmp(command, "write") == 0) {
if (ret != 4)
goto requeue;
/* buffer offset */
u32 offset = n1 & (BUFFER_SIZE - 1) & ~1;
buffer_req.buf = (u16 *)(BUFFER_START + offset);
/* write size */
buffer_req.length = min(BUFFER_START - offset,
n2 & ~1);
ep->ops->queue(rx_ep, &buffer_req);
return;
}
goto requeue;
}
if (strcmp(group, "nand") == 0) {
if (strcmp(command, "select") == 0) {
if (ret != 3)
goto requeue;
/* chip number */
if (n1 >= NAND_MAX_CHIPS)
goto requeue;
nand_select_chip(n1);
goto requeue;
}
if (strcmp(command, "info") == 0) {
if (ret != 2)
goto requeue;
if (!nand_chip)
goto requeue;
req->buf = &nand_chip->info;
req->length = sizeof(struct nand_info);
req->complete = command_response;
tx_ep->ops->queue(tx_ep, req);
return;
}
if (strcmp(command, "bad") == 0) {
if (ret != 2)
goto requeue;
if (!nand_chip)
goto requeue;
req->buf = nand_chip->bbt;
req->length = nand_chip->num_blocks / 4;
req->complete = command_response;
tx_ep->ops->queue(tx_ep, req);
return;
}
if (strcmp(command, "read") == 0) {
if (ret != 4)
goto requeue;
if (!nand_chip)
goto requeue;
/* block number */
if (n1 >= nand_chip->num_blocks)
goto requeue;
int block = n1;
/* buffer offset */
u32 offset = n2 & (BUFFER_SIZE - 1) & ~3;
void *mem = (void *)(BUFFER_START + offset);
nand_read_block(block, mem);
goto requeue;
}
if (strcmp(command, "erase") == 0) {
if (ret != 3)
goto requeue;
if (!nand_chip)
goto requeue;
/* block number */
if (n1 >= nand_chip->num_blocks)
goto requeue;
int block = n1;
((u16 *)req->buf)[0] = nand_erase_block(block);
req->length = 2;
req->complete = command_response;
tx_ep->ops->queue(tx_ep, req);
return;
}
if (strcmp(command, "write") == 0) {
if (ret != 4)
goto requeue;
if (!nand_chip)
goto requeue;
/* block number */
if (n1 >= nand_chip->num_blocks)
goto requeue;
int block = n1;
/* buffer offset */
u32 offset = n2 & (BUFFER_SIZE - 1) & ~3;
void *mem = (void *)(BUFFER_START + offset);
((u16 *)req->buf)[0] = nand_write_block(block, mem);
req->length = 2;
req->complete = command_response;
tx_ep->ops->queue(tx_ep, req);
return;
}
if (strcmp(command, "mark") == 0) {
if (ret != 4)
goto requeue;
if (!nand_chip)
goto requeue;
/* block number */
if (n1 >= nand_chip->num_blocks)
goto requeue;
int block = n1;
/* mark */
u8 mark = (u8)n2 & 0x3;
int byte_num = block >> 2;
int shift = (block & 0x3) * 2;
nand_chip->bbt[byte_num] &= ~(0x3 << shift);
nand_chip->bbt[byte_num] |= mark << shift;
goto requeue;
}
goto requeue;
}
requeue:
ep->ops->queue(ep, req);
}