void board_init_r(gd_t *gd, ulong dest_addr)
{
/* Pointer is writable since we allocated a register for it */
gd = (gd_t *)CONFIG_SPL_GD_ADDR;
bd_t *bd;
memset(gd, 0, sizeof(gd_t));
bd = (bd_t *)(CONFIG_SPL_GD_ADDR + sizeof(gd_t));
memset(bd, 0, sizeof(bd_t));
gd->bd = bd;
bd->bi_memstart = CONFIG_SYS_INIT_L2_ADDR;
bd->bi_memsize = CONFIG_SYS_L2_SIZE;
probecpu();
get_clocks();
mem_malloc_init(CONFIG_SPL_RELOC_MALLOC_ADDR,
CONFIG_SPL_RELOC_MALLOC_SIZE);
#ifndef CONFIG_SPL_NAND_BOOT
env_init();
#endif
#ifdef CONFIG_SPL_MMC_BOOT
mmc_initialize(bd);
#endif
/* relocate environment function pointers etc. */
#ifdef CONFIG_SPL_NAND_BOOT
nand_spl_load_image(CONFIG_ENV_OFFSET, CONFIG_ENV_SIZE,
(uchar *)CONFIG_ENV_ADDR);
gd->env_addr = (ulong)(CONFIG_ENV_ADDR);
gd->env_valid = 1;
#else
env_relocate();
#endif
#ifdef CONFIG_SYS_I2C
i2c_init_all();
#else
i2c_init(CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE);
#endif
gd->ram_size = initdram(0);
#ifdef CONFIG_SPL_NAND_BOOT
puts("Tertiary program loader running in sram...");
#else
puts("Second program loader running in sram...\n");
#endif
#ifdef CONFIG_SPL_MMC_BOOT
mmc_boot();
#elif defined(CONFIG_SPL_SPI_BOOT)
spi_boot();
#elif defined(CONFIG_SPL_NAND_BOOT)
nand_boot();
#endif
}
int dram_init(void)
{
/*
* When resuming from deep sleep, the I2C channel may not be
* in the default channel. So, switch to the default channel
* before accessing DDR SPD.
*/
select_i2c_ch_pca9547(I2C_MUX_CH_DEFAULT);
gd->ram_size = initdram(0);
return 0;
}
int dram_init (void)
{
DECLARE_GLOBAL_DATA_PTR;
unsigned int i;
#if defined(MV_INC_BOARD_DDIM)
unsigned int dramTotalSize=0;
#endif
MV_32 memBase;
#if defined(MV_INC_BOARD_DDIM)
/* Call dramInit */
if (0 == (dramTotalSize = initdram(0)))
{
printf("DRAM Initialization Failed\n");
reset_cpu();
return (1);
}
#endif
//mvIntrfaceParamPrint();
for(i = 0; i< MV_DRAM_MAX_CS; i++)
{
MV_CPU_DEC_WIN addrDecWin;
if((mvCpuIfTargetWinGet(SDRAM_CS0 + i, &addrDecWin) == MV_OK) &&
(addrDecWin.enable == MV_TRUE)){
memBase = addrDecWin.addrWin.baseLow;
gd->bd->bi_dram[i].start = memBase;
gd->bd->bi_dram[i].size = addrDecWin.addrWin.size;
}
//dramTotalSize += gd->bd->bi_dram[i].size;
// if (gd->bd->bi_dram[i].size)
// {
//printf("DRAM CS[%d] base 0x%08x ",i, gd->bd->bi_dram[i].start);
//mvSizePrint(gd->bd->bi_dram[i].size);
//printf("\n");
// }
}
// printf("DRAM Total ");
// mvSizePrint(dramTotalSize);
// mvIntrfaceWidthPrint();
// printf("\n");
#ifdef MV_INC_DRAM_MFG_TEST
mvDramMfgTrst();
#endif
return 0;
}
static int init_func_ram(void)
{
#ifdef CONFIG_BOARD_TYPES
int board_type = gd->board_type;
#else
int board_type = 0; /* use dummy arg */
#endif
gd->ram_size = initdram(board_type);
if (gd->ram_size > 0)
return 0;
puts("*** failed ***\n");
return 1;
}
static int init_func_ram(void)
{
#ifdef CONFIG_BOARD_TYPES
int board_type = gd->board_type;
#else
int board_type = 0; /* use dummy arg */
#endif
puts("DRAM: ");
gd->ram_size = initdram(board_type);
if (gd->ram_size > 0) {
print_size(gd->ram_size, "\n");
return 0;
}
puts(failed);
return 1;
}
/*
* SPL version of board_init_f()
*/
void board_init_f(ulong bootflag)
{
/*
* First we need to initialize the SDRAM, so that the real
* U-Boot or the OS (Linux) can be loaded
*/
initdram(0);
/* Clear bss */
memset(__bss_start, '\0', __bss_end - __bss_start);
/*
* Init global_data pointer. Has to be done before calling
* get_clocks(), as it stores some clock values into gd needed
* later on in the serial driver.
*/
/* Pointer is writable since we allocated a register for it */
gd = (gd_t *)(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_GBL_DATA_OFFSET);
/* Clear initial global data */
memset((void *)gd, 0, sizeof(gd_t));
/*
* get_clocks() needs to be called so that the serial driver
* works correctly
*/
get_clocks();
/*
* Do rudimental console / serial setup
*/
preloader_console_init();
/*
* Call board_init_r() (SPL framework version) to load and boot
* real U-Boot or OS
*/
board_init_r(NULL, 0);
/* Does not return!!! */
}
void board_init_r(gd_t *gd, ulong dest_addr)
{
/* Pointer is writable since we allocated a register for it */
gd = (gd_t *)CONFIG_SPL_GD_ADDR;
bd_t *bd;
memset(gd, 0, sizeof(gd_t));
bd = (bd_t *)(CONFIG_SPL_GD_ADDR + sizeof(gd_t));
memset(bd, 0, sizeof(bd_t));
gd->bd = bd;
bd->bi_memstart = CONFIG_SYS_INIT_L2_ADDR;
bd->bi_memsize = CONFIG_SYS_L2_SIZE;
arch_cpu_init();
get_clocks();
mem_malloc_init(CONFIG_SPL_RELOC_MALLOC_ADDR,
CONFIG_SPL_RELOC_MALLOC_SIZE);
gd->flags |= GD_FLG_FULL_MALLOC_INIT;
/* relocate environment function pointers etc. */
nand_spl_load_image(CONFIG_ENV_OFFSET, CONFIG_ENV_SIZE,
(uchar *)CONFIG_ENV_ADDR);
gd->env_addr = (ulong)(CONFIG_ENV_ADDR);
gd->env_valid = 1;
i2c_init_all();
gd->ram_size = initdram(0);
#ifdef CONFIG_SPL_NAND_BOOT
puts("TPL\n");
#else
puts("SPL\n");
#endif
nand_boot();
}
int dram_init(void)
{
gd->ram_size = initdram(0);
return 0;
}
void board_init_f(ulong board_type)
{
gd_t gd_data;
gd_t *new_gd;
bd_t *bd;
unsigned long *new_sp;
unsigned long monitor_len;
unsigned long monitor_addr;
unsigned long addr;
long sdram_size;
/* Initialize the global data pointer */
memset(&gd_data, 0, sizeof(gd_data));
gd = &gd_data;
/* Perform initialization sequence */
board_early_init_f();
cpu_init();
board_postclk_init();
env_init();
init_baudrate();
serial_init();
console_init_f();
display_banner();
sdram_size = initdram(board_type);
/* If we have no SDRAM, we can't go on */
if (sdram_size <= 0)
panic("No working SDRAM available\n");
/*
* Now that we have DRAM mapped and working, we can
* relocate the code and continue running from DRAM.
*
* Reserve memory at end of RAM for (top down in that order):
* - u-boot image
* - heap for malloc()
* - board info struct
* - global data struct
* - stack
*/
addr = CONFIG_SYS_SDRAM_BASE + sdram_size;
monitor_len = __bss_end__ - _text;
/*
* Reserve memory for u-boot code, data and bss.
* Round down to next 4 kB limit.
*/
addr -= monitor_len;
addr &= ~(4096UL - 1);
monitor_addr = addr;
/* Reserve memory for malloc() */
addr -= CONFIG_SYS_MALLOC_LEN;
#ifdef CONFIG_SYS_DMA_ALLOC_LEN
/* Reserve DMA memory (must be cache aligned) */
addr &= ~(CONFIG_SYS_DCACHE_LINESZ - 1);
addr -= CONFIG_SYS_DMA_ALLOC_LEN;
#endif
#ifdef CONFIG_LCD
#ifdef CONFIG_FB_ADDR
printf("LCD: Frame buffer allocated at preset 0x%08x\n",
CONFIG_FB_ADDR);
gd->fb_base = (void *)CONFIG_FB_ADDR;
#else
addr = lcd_setmem(addr);
printf("LCD: Frame buffer allocated at 0x%08lx\n", addr);
gd->fb_base = (void *)addr;
#endif /* CONFIG_FB_ADDR */
#endif /* CONFIG_LCD */
/* Allocate a Board Info struct on a word boundary */
addr -= sizeof(bd_t);
addr &= ~3UL;
gd->bd = bd = (bd_t *)addr;
/* Allocate a new global data copy on a 8-byte boundary. */
addr -= sizeof(gd_t);
addr &= ~7UL;
new_gd = (gd_t *)addr;
/* And finally, a new, bigger stack. */
new_sp = (unsigned long *)addr;
gd->stack_end = addr;
*(--new_sp) = 0;
*(--new_sp) = 0;
/*
* Initialize the board information struct with the
* information we have.
*/
bd->bi_dram[0].start = CONFIG_SYS_SDRAM_BASE;
bd->bi_dram[0].size = sdram_size;
bd->bi_baudrate = gd->baudrate;
memcpy(new_gd, gd, sizeof(gd_t));
relocate_code((unsigned long)new_sp, new_gd, monitor_addr);
}
/*
* USB boot routine
*
* Desc: usb boot.
* Retn: 0 for success, -1 for error.
*/
int usb_boot(unsigned zero, unsigned type, unsigned tags)
{
#ifdef DEBUG
serial_puts_info("Usb_boot: In function of usb_boot ...\n");
#endif
/* see all of files in android-1.5r2/bootable/bootloader/legacy/usbloader */
unsigned long ram_size;
unsigned long addr;
USB_STATUS status = {NULL, {0, 0}, 0, 0, 0};
int usb_last_stat;
/* must do this before board_init() so that we
** use the partition table in the tags if it
** already exists
*/
linux_type = board_machtype();
linux_tags = 0;
#ifdef DEBUG
serial_puts_info("Usb_boot: Board init ...\n");
#endif
board_init();
ram_size = initdram(0);
/*test*/
if (ram_size > EMC_LOW_SDRAM_SPACE_SIZE)
ram_size = EMC_LOW_SDRAM_SPACE_SIZE;
/*test*/
addr = CFG_SDRAM_BASE + ram_size;
/* We can reserve some RAM "on top" here. */
/* round down to next 4 kB limit. */
addr &= ~(4096 - 1);
#ifdef DEBUG
serial_puts_info("Usb_boot: Lcd_setmem ...\n");
#endif
addr = lcd_setmem(addr);
fb_base = addr;
#ifdef DEBUG
serial_puts_info("Usb_boot: Drv_lcd_init ...\n");
#endif
drv_lcd_init();
lcd_console_init();
#if 0
memset(print_buf, 0, PRINT_BUF_MAX);
strcpy(print_buf, "123456:USB FastBoot:bbb");
lcd_puts(print_buf);
memset(print_buf, 0, PRINT_BUF_MAX);
cprintf(print_buf, ":ABC%dEFG:a\rabc",3);
lcd_puts(print_buf);
#endif
#if 1
memset(print_buf, '\0', PRINT_BUF_MAX);
cprintf(print_buf, "USB FastBoot: V %s\n", FAST_BOOT_VERSION);
lcd_puts(print_buf);
memset(print_buf, '\0', PRINT_BUF_MAX);
cprintf(print_buf, "Machine ID: %d v %d\n", linux_type, revision);
lcd_puts(print_buf);
memset(print_buf, '\0', PRINT_BUF_MAX);
cprintf(print_buf, "Build Date: "__DATE__", "__TIME__"\n");
lcd_puts(print_buf);
/* memset(print_buf, '\0', PRINT_BUF_MAX); */
/* cprintf(print_buf, "Serial Number: %s\n", "UNKNOWN"); */
/* lcd_puts(print_buf); */
#endif
#if 1
serial_puts_msg("\nUSB FastBoot: V ");
serial_puts_msg(FAST_BOOT_VERSION);
serial_puts_msg(" \n");
serial_puts_msg("Machine ID: ");
dump_uint(linux_type);
serial_puts_msg(" v ");
dump_uint(revision);
serial_puts_msg(" \n");
serial_puts_msg("Build Date: ");
serial_puts_msg(__DATE__);
serial_puts_msg(" ");
serial_puts_msg(__TIME__);
serial_puts_msg("\n");
serial_puts_msg("Serial Number: ");
if (serialno[0])
serial_puts_msg(serialno);
else
serial_puts_msg("UNKNOWN\n");
#endif
flash_dump_ptn();
jz4780_usbloader_init();
usb_last_stat = 1;
for(;;) {
/* if(__usb_detected()) { */
/* if(usb_last_stat == 0) { */
/* serial_puts("USB status: ONLINE\n"); */
/* memset(print_buf, 0, PRINT_BUF_MAX); */
/* cprintf(print_buf, "\rUSB status: ONLINE"); */
/* lcd_puts(print_buf); */
/* } */
/* usb_last_stat = 1; */
/* } else { */
/* if(usb_last_stat == 1) { */
/* serial_puts("USB status: OFFLINE\n"); */
/* memset(print_buf, 0, PRINT_BUF_MAX); */
/* cprintf(print_buf, "\rUSB status: OFFLINE"); */
/* lcd_puts(print_buf); */
/* } */
/* usb_last_stat = 0; */
/* } */
jz4780_usb_poll(&status);
}
return 0;
}