- removed flash stuff. Put flash stuff to 'bootloader_with_flash.c'

Committed on the Free edition of March Hare Software CVSNT Server.
Upgrade to CVS Suite for more features and support:
http://march-hare.com/cvsnt/


git-svn-id: http://moon:8086/svn/vhdl/trunk@317 cc03376c-175c-47c8-b038-4cd826a8556b
This commit is contained in:
2009-02-07 11:42:55 +00:00
parent 2e6aed7e91
commit b9f89bb7f2
@@ -1,5 +1,4 @@
#include "libsys_boot.h"
#include "cfiflash.h"
typedef struct _ssrec_t
{
@@ -10,18 +9,6 @@ typedef struct _ssrec_t
} srec_t;
typedef struct _sflash_img_hdr_t
{
UINT8 magic[4];
UINT32 target_addr;
UINT32 img_offset;
UINT32 img_size;
UINT32 hdr_next;
UINT8 img_name[128];
UINT8 res[108];
} flash_img_hdr_t;
enum srec_type
{
srec_err, srec_sob, srec_data, srec_rec, srec_eob
@@ -206,8 +193,6 @@ void PrintCPUinfo(void)
}
#define MAX_IMG_SIZE (1024*1024) // bytes
#define SDRAM_BASE 0x40000000
#define FLASH_OFFSET 0x00000000
int main(int argc, char *argv[])
{
@@ -215,145 +200,52 @@ int main(int argc, char *argv[])
srec_t srec;
int result, srec_state, i;
UINT32 haddr;
flash_t flash;
flash_img_hdr_t img_hdr = {0};
flash_img_hdr_t *pImg_hdr;
UINT32 img_size;
volatile UINT32 *pReg = (UINT32*)sys_led_port;
volatile UINT32 *pBtn = (UINT32*)sys_gpio0;
volatile UINT8 *pMem;
volatile UINT32 *pROM32;
volatile UINT32 *pMem32;
volatile UINT32 *pFlash = (UINT32*)sys_flash_io;
volatile UINT32 *pUSB = (UINT32*)sys_usb_data;
volatile UINT8 *ram8 = (UINT8*)SDRAM_BASE;
volatile UINT16 *ram16 = (UINT16*)SDRAM_BASE;
volatile UINT32 *ram32 = (UINT32*)SDRAM_BASE;
*pReg = 0;
haddr = 0;
// ----------------------------------------------------------
ram32 = (UINT32*)(SDRAM_BASE);
pFlash = (UINT32*)(sys_flash_io + FLASH_OFFSET);
sputs("\n\n");
PrintCPUinfo();
sputs("Booting from UART..");
if (!*pBtn)
while(1)
{
sputs("\n\n");
sputs("Booting from flash...");
pImg_hdr = (flash_img_hdr_t*)pFlash;
ram32 = (UINT32*)pImg_hdr->target_addr;
pFlash = (UINT32*)(sys_flash_io + pImg_hdr->img_offset);
img_size = pImg_hdr->img_size;
for (i=0; i < img_size/4; i++)
ram32[i] = pFlash[i];
sputs("done\n\n");
Exec_at((void*)ram32);
}
else
{
if (flash_find(&flash, sys_flash_io) < 0)
{
sputs("Cannot find flash device. Exit now!\n\n");
return 1;
}
// Erase SDRAM
for (i=0; i < MAX_IMG_SIZE/4; i++)
ram32[i] = 0;
sputs("\n\n");
sputs("Booting from UART..");
sputs(".");
while(1)
{
sputs(".");
while(1)
result = srec_getline(buf);
srec_state = decode_srec(&srec, buf, result);
switch (srec_state)
{
result = srec_getline(buf);
srec_state = decode_srec(&srec, buf, result);
*pReg = 0;
switch (srec_state)
{
case srec_data:
if ((srec.addr + srec.size) > haddr)
haddr = srec.addr + srec.size;
case srec_data:
if ((srec.addr + srec.size) > haddr)
haddr = srec.addr + srec.size;
pMem = (UINT8*)srec.addr;
for (i=0; i < srec.size; i++)
*pMem++ = srec.data[i];
pMem = (UINT8*)srec.addr;
for (i=0; i < srec.size; i++)
*pMem++ = srec.data[i];
break;
case srec_eob:
sputs("done\n\n");
img_hdr.magic[0] = 'J';
img_hdr.magic[1] = 'F';
img_hdr.magic[2] = 'I';
img_hdr.magic[3] = '1';
img_hdr.target_addr = srec.addr;
img_hdr.img_size = haddr - srec.addr;
img_hdr.img_offset = FLASH_OFFSET + sizeof(flash_img_hdr_t);
img_hdr.hdr_next = FLASH_OFFSET;
sputs("Flash erase...");
result = flash_erase(&flash, FLASH_OFFSET, img_hdr.img_size + sizeof(flash_img_hdr_t));
if (result < 0)
{
sputs("failed!\n");
break;
}
sputs("done\n");
sputs("Flash write...");
result = flash_program(&flash, FLASH_OFFSET, (UINT8*)&img_hdr, sizeof(flash_img_hdr_t));
if (result < 0)
{
sputs("failed!\n");
break;
}
result = flash_program(&flash, img_hdr.img_offset, (UINT8*)ram32, img_hdr.img_size);
if (result < 0)
{
sputs("failed!\n");
break;
}
sputs("done\n");
sputs("Flash verify...");
result = flash_verify(&flash, img_hdr.img_offset, (UINT8*)ram32, img_hdr.img_size);
if (result < 0)
{
sputs("failed!\n");
break;
}
sputs("passed\n");
Jump_to((void*)0xBFC00000);
// sputs("\nPush reset button to boot!\n");
// *pReg = 1;
break;
default:
result = -1;
break;
}
if (result < 0)
{
*pReg = 0x40000000;
break;
}
};
}
case srec_eob:
sputs("done\n\n");
sputs("Execute program at ");
print_word(srec.addr);
sputs("\n\n");
Exec_at((void*)srec.addr);
break;
default:
result = -1;
break;
}
if (result < 0)
{
break;
}
};
}
return 0;
}