sp5v210 Boot logo

1, assign a block to the logo in Loader.h
NAND Boot (loads into steppingstone) @ Block 0
#define NBOOT_BLOCK 0
#define NBOOT_BLOCK_SIZE 1
#define Nboot_sector Block_to_sector (Nboot_block)

Eboot @ Block 1
#define EBOOT_BLOCK 1
#define Eboot_sector_size file_to_sector_size (eboot_ram_image_size)
#define Eboot_block_size Sector_to_block (eboot_sector_size)
#define Eboot_sector Block_to_sector (Eboot_block)

LOGO @ Block 8
#define LOGO_BLOCK (6)
#define Logo_sector_size file_to_sector_size (logo_ram_image_size)
#define LOGO_BLOCK_SIZE 20
#define Logo_sector Block_to_sector (Logo_block)

TOC @ Block 5
#define Toc_block (logo_block+eboot_block+eboot_block_size+1)
#define TOC_BLOCK_SIZE 1
#define Toc_sector Block_to_sector (Toc_block)

#define Reserved_boot_blocks (nboot_block_size + toc_block_size + eboot_block_size+logo_block_size)

Images start after OEM Reserved Blocks
#define Image_start_block Reserved_boot_blocks
#define Image_start_sector Block_to_sector (Image_start_block)

2, in Nand.cpp

BOOL Writelogotobootmedia (DWORD Dwimagestart, DWORD Dwimagelength, DWORD dwlaunchaddr)
{
DWORD dwblock,dwnumblocks;
Lpbyte pbbuffer;
Sectorinfo si;

Oalmsg (TRUE, (TEXT ("+writelogotobootmedia\r\n")));

Dwblock = Logo_block;
Pbbuffer = (LPBYTE) Dwimagestart;

  Oalmsg (TRUE, ("^^ ^^ ^^ ^^ 0x%x ^^ ^^ ^^ \ r \ n"), (unsigned short *) pbbuffer));
 //oalmsg (TRUE (TEXT ("^^ ^^ ^^ ^^ 0x%x ^^ ^^ ^^ \ r \ n"), G_flashinfo.wdatabytespersector));
  Oalmsg (TRUE, (TEXT ("g_flashinfo.wdatabytespersector = 0x%x \ r \ n"), G_flashinfo.wdatabytespersector));
  Oalmsg (TRUE, (TEXT ("G_flashinfo.wsectorsperblock = 0x%x \ r \ n"), G_flashinfo.wsectorsperblock));
  Dwnumblocks = (dwimagelength/(g_flashinfo.wdatabytespersector*g_flashinfo.wsectorsperblock)) +   
                                                   (dwimagelength% (g_ Flashinfo.wdatabytespersector*g_flashinfo.wsectorsperblock)? 1:0);

Oalmsg (TRUE, (TEXT ("dwimagelength = 0x%x \ r \ n"), dwimagelength));
Oalmsg (TRUE, (TEXT ("dwnumblocks = 0x%x \ r \ n"), dwnumblocks));

while (dwnumblocks--)
{
Oalmsg (TRUE, (TEXT ("Dwblock (0x%x) x"), Dwblock));
Oalmsg (TRUE, (TEXT ("G_flashinfo.wsectorsperblock (0x%x)"), G_flashinfo.wsectorsperblock));
Oalmsg (TRUE, (TEXT ("= 0x%x \ r \ n"), Dwblock*g_flashinfo.wsectorsperblock));

Fmd_readsector (Dwblock*g_flashinfo.wsectorsperblock, NULL, &si, 1);

Stepldr & eboot image in NAND flash
Block Mark as Block_status_reserved & Block_status_readonly & Block_status_bad
if ((Si.bbadblock = = 0x0) && (si.boemreserved!=3))
{
++dwblock;
++dwnumblocks; Compensate for fact, we didn ' t write any blocks.
Continue
}

if (! Readblock (Dwblock, NULL, G_psectorinfobuf))
{
Oalmsg (Oal_error, (TEXT ("writedata:failed to read block (0x%x). \ r \ n"), Dwblock));
return (FALSE);
}

if (! Fmd_eraseblock (Dwblock))
{
Oalmsg (Oal_error, (TEXT ("Writedata:failed to erase Block (0x%x). \ r \ n"), Dwblock));
return FALSE;
}

if (! WriteBlock (Dwblock, Pbbuffer, G_psectorinfobuf))
{
Oalmsg (Oal_error, (TEXT ("Writedata:failed to write Block (0x%x). \ r \ n"), Dwblock));
return (FALSE);
}

++dwblock;
Pbbuffer + = G_flashinfo.dwbytesperblock;
Oalmsg (TRUE, (TEXT ("Dwbytesperblock:%d\r\n"), G_flashinfo.dwbytesperblock));
}

Oalmsg (TRUE, (TEXT ("_writelogotobootmedia\r\n")));
Displaylogofrombootmedia (Dwimagestart, Dwimagelength, dwlaunchaddr);
svs=0;
return TRUE;
}

/*
Read the Logo data from Nand Flash
Add by Jazka 2014.06.04
*/
BOOL Displaylogofrombootmedia (DWORD Dwimagestart, DWORD Dwimagelength, DWORD dwlaunchaddr)
{
unsigned int * pFB32 = (unsigned int *) Eboot_framebuffer_ua_start;
unsigned int * dst = pFB32;
unsigned int * p = NULL;
Sectorinfo si;

DWORD dwblock,dwnumblocks;

Oalmsg (TRUE, (TEXT ("+readlogofrombootmedia\r\n")));

Dwblock = Logo_block;

Oalmsg (TRUE, (TEXT ("dwimagelength = 0x%x \ r \ n"), dwimagelength));
Oalmsg (TRUE, (TEXT ("dwimagelength = 0x%x \ r \ n"), G_flashinfo.wdatabytespersector));
Oalmsg (TRUE, (TEXT ("dwimagelength = 0x%x \ r \ n"), G_flashinfo.wsectorsperblock));

if (0 = = G_flashinfo.wdatabytespersector | | 0 = = g_flashinfo.wsectorsperblock)
{
return FALSE; This is where you return the
}

Dwnumblocks = (Dwimagelength/(G_flashinfo.wdatabytespersector*g_flashinfo.wsectorsperblock)) +
(dwimagelength% (g_flashinfo.wdatabytespersector*g_flashinfo.wsectorsperblock)? 1:0);
Oalmsg (TRUE, (TEXT ("dwnumblocks = 0x%x \ r \ n"), dwnumblocks));
dwnumblocks=0x60;

while (dwnumblocks--)
{
Oalmsg (TRUE, (TEXT ("Dwblock (0x%x) x"), Dwblock));
Oalmsg (TRUE, (TEXT ("G_flashinfo.wsectorsperblock (0x%x)"), G_flashinfo.wsectorsperblock));
Oalmsg (TRUE, (TEXT ("= 0x%x \ r \ n"), Dwblock*g_flashinfo.wsectorsperblock));

BOOL Readblock (DWORD dwblock, Lpbyte pbblock, Psectorinfo psectorinfotable)
if (! Readblock (Dwblock, (LPBYTE) DST, G_psectorinfobuf))
{
Oalmsg (Oal_error, (TEXT ("writedata:failed to read block (0x%x). \ r \ n"), Dwblock));
return (FALSE);
}
DST + = G_FLASHINFO.DWBYTESPERBLOCK/4;
DST + = 1024*128/4;
++dwblock;
}
Oalmsg (TRUE, (TEXT ("_readlogofrombootmedia\r\n")));

return TRUE;
}

3, in MAIN.C

if (! Displaylogofrombootmedia (Dwreadaddr, (DWORD) lcd_width*lcd_height*2, dwreadaddr))
{
Oalmsg (TRUE, (TEXT ("+displaylogofrombootmedia error\r\n"));
Edbgoutputdebugstring ("Displaylogofrombootmedia error\r\n");
int i;
unsigned short *pfb;
PFB = (unsigned short *) Eboot_framebuffer_ua_start;

for (i=0; i<lcd_width*lcd_height; i++)
*pfb++ = 0xae30;//0x001f; Blue
for (i=0; i<800*480; i++)
*pfb++ =0xae30;//logo[i];//0xae30;//0x001f;

Oalmsg (TRUE, (TEXT ("+displaylogofrombootmedia error\r\n"));
}
4, add in MENU.C

while (1)
{
Selection = Oemreaddebugbyte ();
for (i = 0; i < Nmenuitem; i++)
{
if (selection== ' x ' | | | selection== ' x ')
{
Edbgoutputdebugstring ("%c\r\n\r\n", selection);
return 0;
}

if (selection== ' P ' | | | selection== ' P ')
{//oemplatforminit ();
Checkusbdownload ();
Oempredownload ();
Oalmsg (TRUE, (TEXT ("Please send the Logo through usb.\r\n"));
G_busbdownload = TRUE;

{
DWORD dwstartaddr = 0;
Lpbyte lpdes = NULL;
Lpdes = (LPBYTE) (File_cache_start);

if (! Oemreaddata (lcd_width*lcd_height*2, Lpdes))
{
Oalmsg (TRUE, (TEXT ("Error when sending the Logo through usb.\r\n"));
Spinforever ();
}

Dwstartaddr = (DWORD) lpdes;

if (! Writelogotobootmedia (Dwstartaddr, (DWORD) (lcd_width*lcd_height*2), dwstartaddr))
{
Oalmsg (TRUE, (TEXT ("Error when writelogotobootmedia.\r\n")));
Spinforever ();
}
}

return 0;
}

sp5v210 Boot logo