/*
* This is the next part if the initialization sequence: we are now
* running from RAM and have a "normal" C environment, i. e. global
* data can be written, BSS has been cleared, the stack size in not
* that critical any more, etc.
*/
void board_init_r(gd_t *id, ulong dest_addr)
{
char *s;
bd_t *bd;
ulong malloc_start;
extern void malloc_bin_reloc(void);
gd = id;
bd = gd->bd;
gd->flags |= GD_FLG_RELOC; /* tell others: relocation done */
monitor_flash_len = &_end - &_start;
debug("monitor flash len: %08lX\n", monitor_flash_len);
board_init(); /* Setup chipselects */
#if defined(CONFIG_NEEDS_MANUAL_RELOC)
/*
* We have to relocate the command table manually
*/
fixup_cmdtable(&__u_boot_cmd_start,
(ulong)(&__u_boot_cmd_end - &__u_boot_cmd_start));
#endif /* defined(CONFIG_NEEDS_MANUAL_RELOC) */
#ifdef CONFIG_SERIAL_MULTI
serial_initialize();
#endif
debug("Now running in RAM - U-Boot at: %08lx\n", dest_addr);
/* The Malloc area is immediately below the monitor copy in DRAM */
malloc_start = dest_addr - TOTAL_MALLOC_LEN;
mem_malloc_init(malloc_start, TOTAL_MALLOC_LEN);
malloc_bin_reloc();
#ifndef CONFIG_SYS_NO_FLASH
/* configure available FLASH banks */
gd->bd->bi_flashstart = CONFIG_SYS_FLASH_BASE;
gd->bd->bi_flashsize = flash_init();
gd->bd->bi_flashoffset = CONFIG_SYS_FLASH_BASE + gd->bd->bi_flashsize;
if (gd->bd->bi_flashsize)
display_flash_config(gd->bd->bi_flashsize);
#endif /* CONFIG_SYS_NO_FLASH */
#if defined(CONFIG_CMD_NAND)
puts("NAND: ");
nand_init(); /* go init the NAND */
#endif
#ifdef CONFIG_GENERIC_MMC
puts("MMC: ");
mmc_initialize(gd->bd);
#endif
/* initialize environment */
env_relocate();
#if defined(CONFIG_CMD_PCI) || defined(CONFIG_PCI)
nds32_pci_init();
#endif
/* IP Address */
gd->bd->bi_ip_addr = getenv_IPaddr("ipaddr");
stdio_init(); /* get the devices list going. */
jumptable_init();
#if defined(CONFIG_API)
/* Initialize API */
api_init();
#endif
console_init_r(); /* fully init console as a device */
#if defined(CONFIG_ARCH_MISC_INIT)
/* miscellaneous arch dependent initialisations */
arch_misc_init();
#endif
#if defined(CONFIG_MISC_INIT_R)
/* miscellaneous platform dependent initialisations */
misc_init_r();
#endif
#if defined(CONFIG_USE_IRQ)
/* set up exceptions */
interrupt_init();
/* enable exceptions */
enable_interrupts();
#endif
/* Initialize from environment */
load_addr = getenv_ulong("loadaddr", 16, load_addr);
#if defined(CONFIG_CMD_NET)
s = getenv("bootfile");
if (s != NULL)
copy_filename(BootFile, s, sizeof(BootFile));
#endif
#ifdef BOARD_LATE_INIT
board_late_init();
#endif
#if defined(CONFIG_CMD_NET)
puts("Net: ");
eth_initialize(gd->bd);
#if defined(CONFIG_RESET_PHY_R)
debug("Reset Ethernet PHY\n");
reset_phy();
#endif
#endif
/* main_loop() can return to retry autoboot, if so just run it again. */
for (;;)
main_loop();
/* NOTREACHED - no way out of command loop except booting */
}
void attachInterrupt(uint8_t interruptNum, void (*userCallBackFunc)(void), int mode) {
unsigned short crossbar_ioaddr;
if(interruptNum >= EXTERNAL_NUM_INTERRUPTS)
{
printf("This interrupt%d has no one pin to use\n", interruptNum);
return;
}
mc = PIN86[INTPINSMAP[interruptNum]].ENCMC;
md = PIN86[INTPINSMAP[interruptNum]].ENCMD;
if(PIN86[INTPINSMAP[interruptNum]].userfunc != NULL) return;
if(interrupt_init() == false) return;
mcmsif_init();
clear_INTSTATUS();
enable_MCINT(0xfc); // SIFB FAULT INT3/2/1 + STAT3/2/1 = 6 bits
crossbar_ioaddr = sb_Read16(0x64)&0xfffe;
mcsif_Disable(mc, md);
io_DisableINT();
PIN86[INTPINSMAP[interruptNum]].userfunc = userCallBackFunc;
io_RestoreINT();
switch (mode)
{
case LOW:
sifSetPol[interruptNum%3](mc, md, MCPFAU_POL_INVERSE);
sifSetMask[interruptNum%3](mc, md, MCPFAU_MASK_INACTIVE);
sifSetRelease[interruptNum%3](mc, md, MCPFAU_FAURELS_FSTAT0);
sifClearStat[interruptNum%3](mc, md);
_usedMode[mc][interruptNum%3] = MCPFAU_CAP_LEVEL0;
clear_INTSTATUS();
break;
case HIGH:
sifSetMask[interruptNum%3](mc, md, MCPFAU_MASK_INACTIVE);
sifSetRelease[interruptNum%3](mc, md, MCPFAU_FAURELS_FSTAT0);
sifClearStat[interruptNum%3](mc, md);
_usedMode[mc][interruptNum%3] = MCPFAU_CAP_LEVEL1;
clear_INTSTATUS();
break;
case CHANGE:
sifIntMode[interruptNum%3](mc, md, MCPFAU_CAP_BOTH);
_usedMode[mc][interruptNum%3] = MCPFAU_CAP_BOTH;
break;
case FALLING:
sifIntMode[interruptNum%3](mc, md, MCPFAU_CAP_1TO0);
_usedMode[mc][interruptNum%3] = MCPFAU_CAP_1TO0;
break;
case RISING:
sifIntMode[interruptNum%3](mc, md, MCPFAU_CAP_0TO1);
_usedMode[mc][interruptNum%3] = MCPFAU_CAP_0TO1;
break;
default:
printf("No support this mode\n");
return;
}
// switch crossbar to MCM_SIF_PIN
io_outpb(crossbar_ioaddr + 0x90 + PIN86[INTPINSMAP[interruptNum]].gpN, 0x08);//RICH IO
mcsif_Enable(mc, md);
// If select level-trigger, switch the MASK to "NONE" after sif is enabled.
switch (mode)
{
case LOW: case HIGH:
sifSetMask[interruptNum%3](mc, md, MCPFAU_MASK_NONE);
break;
default: break;
}
}
void board_init_r(gd_t *id, ulong dest_addr)
{
char *s;
//bd_t *bd;
ulong malloc_start;
#ifdef CONFIG_NONCACHE_MEMORY
uint malloc_noncache_start;
#endif
#if !defined(CONFIG_SYS_NO_FLASH)
ulong flash_size;
#endif
int workmode;
int ret;
gd = id;
//bd = gd->bd;
gd->flags |= GD_FLG_RELOC; /* tell others: relocation done */
monitor_flash_len = _end_ofs;
malloc_start = dest_addr - TOTAL_MALLOC_LEN - sizeof(struct spare_boot_head_t);
#ifdef CONFIG_NONCACHE_MEMORY_SIZE
malloc_start &= (~(0x00100000 -1));
malloc_noncache_start = malloc_start - CONFIG_NONCACHE_MEMORY_SIZE;
gd->malloc_noncache_start = malloc_noncache_start;
#endif
/* Enable caches */
enable_caches();
debug("monitor flash len: %08lX\n", monitor_flash_len);
board_init(); /* Setup chipselects */
#ifdef CONFIG_SERIAL_MULTI
serial_initialize();
#endif
debug("Now running in RAM - U-Boot at: %08lx\n", dest_addr);
#ifdef CONFIG_LOGBUFFER
logbuff_init_ptrs();
#endif
#ifdef CONFIG_POST
post_output_backlog();
#endif
/* The Malloc area is immediately below the monitor copy in DRAM */
mem_malloc_init (malloc_start, TOTAL_MALLOC_LEN);
#ifdef CONFIG_NONCACHE_MEMORY
mem_noncache_malloc_init(malloc_noncache_start, CONFIG_NONCACHE_MEMORY_SIZE);
#endif
workmode = uboot_spare_head.boot_data.work_mode;
debug("work mode %d\n", workmode);
axp_reinit();
//uboot_spare_head.boot_data.work_mode = WORK_MODE_CARD_PRODUCT;
#ifdef CONFIG_ARCH_HOMELET
gpio_control();
#endif
#if 0
#if !defined(CONFIG_SYS_NO_FLASH)
puts("Flash: ");
flash_size = flash_init();
if (flash_size > 0) {
# ifdef CONFIG_SYS_FLASH_CHECKSUM
print_size(flash_size, "");
/*
* Compute and print flash CRC if flashchecksum is set to 'y'
*
* NOTE: Maybe we should add some WATCHDOG_RESET()? XXX
*/
s = getenv("flashchecksum");
if (s && (*s == 'y')) {
printf(" CRC: %08X", crc32(0,
(const unsigned char *) CONFIG_SYS_FLASH_BASE,
flash_size));
}
putc('\n');
# else /* !CONFIG_SYS_FLASH_CHECKSUM */
print_size(flash_size, "\n");
# endif /* CONFIG_SYS_FLASH_CHECKSUM */
} else {
puts(failed);
hang();
}
#endif
#endif
/* set up exceptions */
interrupt_init();
/* enable exceptions */
enable_interrupts();
sunxi_dma_init();
#ifdef DEBUG
puts("ready to config storage\n");
#endif
if((workmode == WORK_MODE_BOOT) || (workmode == WORK_MODE_CARD_PRODUCT))
{
#if (defined(CONFIG_SUNXI_DISPLAY) || defined(CONFIG_SUN7I_DISPLAY))
drv_disp_init();
#endif
board_display_device_open();
board_display_layer_request();
}
ret = sunxi_flash_handle_init();
if(!ret)
{
sunxi_partition_init();
}
//#else
//#if defined(CONFIG_CMD_NAND)
// if(!storage_type){
// puts("NAND: ");
// nand_init(); /* go init the NAND */
// }
//#endif/*CONFIG_CMD_NAND*/
//
//#if defined(CONFIG_GENERIC_MMC)
// if(storage_type){
// puts("MMC: ");
// mmc_initialize(bd);
// }
//#endif/*CONFIG_GENERIC_MMC*/
#ifdef CONFIG_HAS_DATAFLASH
AT91F_DataflashInit();
dataflash_print_info();
#endif
/* initialize environment */
env_relocate();
#if defined(CONFIG_CMD_PCI) || defined(CONFIG_PCI)
arm_pci_init();
#endif
/* IP Address */
gd->bd->bi_ip_addr = getenv_IPaddr("ipaddr");
stdio_init(); /* get the devices list going. */
jumptable_init();
#if defined(CONFIG_API)
/* Initialize API */
api_init();
#endif
console_init_r(); /* fully init console as a device */
#if defined(CONFIG_ARCH_MISC_INIT)
/* miscellaneous arch dependent initialisations */
arch_misc_init();
#endif
#if defined(CONFIG_MISC_INIT_R)
/* miscellaneous platform dependent initialisations */
misc_init_r();
#endif
/* Perform network card initialisation if necessary */
#if defined(CONFIG_DRIVER_SMC91111) || defined (CONFIG_DRIVER_LAN91C96)
/* XXX: this needs to be moved to board init */
if (getenv("ethaddr")) {
uchar enetaddr[6];
eth_getenv_enetaddr("ethaddr", enetaddr);
smc_set_mac_addr(enetaddr);
}
#endif /* CONFIG_DRIVER_SMC91111 || CONFIG_DRIVER_LAN91C96 */
/* Initialize from environment */
s = getenv("loadaddr");
if (s != NULL)
load_addr = simple_strtoul(s, NULL, 16);
#if defined(CONFIG_CMD_NET)
s = getenv("bootfile");
if (s != NULL)
copy_filename(BootFile, s, sizeof(BootFile));
#endif
#ifdef BOARD_LATE_INIT
board_late_init();
#endif
#ifdef CONFIG_BITBANGMII
bb_miiphy_init();
#endif
#if defined(CONFIG_CMD_NET)
#if defined(CONFIG_NET_MULTI)
puts("Net: ");
#endif
eth_initialize(gd->bd);
#if defined(CONFIG_RESET_PHY_R)
debug("Reset Ethernet PHY\n");
reset_phy();
#endif
#endif
#ifdef CONFIG_POST
post_run(NULL, POST_RAM | post_bootmode_get(0));
#endif
#if defined(CONFIG_PRAM) || defined(CONFIG_LOGBUFFER)
/*
* Export available size of memory for Linux,
* taking into account the protected RAM at top of memory
*/
{
ulong pram;
uchar memsz[32];
#ifdef CONFIG_PRAM
char *s;
s = getenv("pram");
if (s != NULL)
pram = simple_strtoul(s, NULL, 10);
else
pram = CONFIG_PRAM;
#else
pram = 0;
#endif
#ifdef CONFIG_LOGBUFFER
#ifndef CONFIG_ALT_LB_ADDR
/* Also take the logbuffer into account (pram is in kB) */
pram += (LOGBUFF_LEN + LOGBUFF_OVERHEAD) / 1024;
#endif
#endif
sprintf((char *)memsz, "%ldk", (gd->ram_size / 1024) - pram);
setenv("mem", (char *)memsz);
}
#endif
//sprite_cartoon_test();
if(workmode == WORK_MODE_BOOT)
{
#if defined(CONFIG_SUNXI_SCRIPT_REINIT)
{
FATFS script_mount;
int ret;
uint read_bytes = 0;
FILE script_fs;
uchar *buf = NULL;
f_mount_ex(0, &script_mount, 0);
ret = f_open (&script_fs, "0:script.bin", FA_OPEN_EXISTING | FA_READ | FA_WRITE );
if(ret)
{
printf("cant open script.bin, maybe it is not exist\n");
}
else
{
buf = (uchar *)malloc(100 * 1024);
memset(buf, 0, 100 * 1024);
if(!f_read(&script_fs, buf, 100 * 1024, &read_bytes))
{
printf("f_read read bytes = %d\n", read_bytes);
}
f_close(&script_fs);
puts("try to unlink file ");
printf("%d\n", f_unlink("0:script.bin"));
}
f_mount(0, NULL, NULL);
if(read_bytes > 0)
{
char *tmp_target_buffer = (char *)(CONFIG_SYS_TEXT_BASE - 0x01000000);
sunxi_flash_exit(1);
memcpy(tmp_target_buffer + uboot_spare_head.boot_head.uboot_length, buf, read_bytes);
sunxi_sprite_download_uboot(tmp_target_buffer, uboot_spare_head.boot_data.storage_type, 1);
reset_cpu(0);
}
if(buf)
{
free(buf);
}
}
#endif
printf("WORK_MODE_BOOT\n");
#if (defined(CONFIG_SUNXI_DISPLAY) || defined(CONFIG_SUN7I_DISPLAY))
if(!ret)
{
#ifndef CONFIG_ARCH_HOMELET
printf("board_status_probe\n");
board_status_probe(0);
#endif
if(!gd->chargemode)
{
printf("sunxi_bmp_logo_display\n");
sunxi_bmp_display("bootlogo.bmp");
}
else
{
printf("sunxi_bmp_charger_display\n");
sunxi_bmp_display("bat\\battery_charge.bmp");
}
}
#endif
}
/* main_loop() can return to retry autoboot, if so just run it again. */
for (;;)
{
main_loop();
}
hang();
/* NOTREACHED - no way out of command loop except booting */
}
/************************ Global *************************/
int main(int argc, char * argv[])
{
char *platform_path = NULL;
struct stat s;
int err;
// Install a signal handler
// make ttyprintk at some point
stdout = freopen("/tmp/log.txt", "w", stdout);
if (stdout == NULL){
fprintf(stderr, "unable to remap stdout !\n");
exit(-1);
}
fflush(stdout);
stderr = freopen("/tmp/log_er.txt", "w", stderr);
if (stderr == NULL){
printf("Unable to remap stderr !\n");
exit(-1);
}
fflush(stderr);
// Snapshot time counter
if (timeInit() < 0)
exit(-1);
// debug for the user
if (argc < 2){
fprintf(stderr, "./sketch tty0\n");
return -1;
}
printf("started with binary=%s Serial=%s\n", argv[0], argv[1]);
fflush(stdout);
// check if we're running on the correct platform
// and refuse to run if no match
platform_path = (char *)malloc(sizeof(PLATFORM_NAME_PATH) + sizeof(PLATFORM_NAME));
sprintf(platform_path,"%s%s", PLATFORM_NAME_PATH, PLATFORM_NAME);
printf("checking platform_path [%s]\n", platform_path);
fflush(stdout);
err = stat(platform_path, &s);
if(err != 0) {
fprintf(stderr, "stat failed checking for %s with error code %d\n", PLATFORM_NAME, err);
free(platform_path);
return -1;
}
if(!S_ISDIR(s.st_mode)) {
/* exists but is no dir */
fprintf(stderr, "Target board not a %s\n", PLATFORM_NAME);
free(platform_path);
return -1;
}
printf("Running on a %s platform (%s)\n", PLATFORM_NAME, platform_path);
fflush(stdout);
free(platform_path);
// TODO: derive trace level and optional IP from command line
trace_init(VARIANT_TRACE_LEVEL, 0);
trace_target_enable(TRACE_TARGET_UART);
// Call Arduino init
init(argc, argv);
// Init IRQ layer
// Called after init() to ensure I/O permissions inherited by pthread
interrupt_init();
#if defined(USBCON)
USBDevice.attach();
#endif
setup();
for (;;) {
loop();
//if (serialEventRun) serialEventRun();
}
return 0;
}
void board_init_r(gd_t *id, ulong dest_addr)
{
ulong malloc_start;
#if !defined(CONFIG_SYS_NO_FLASH)
ulong flash_size;
#endif
gd->flags |= GD_FLG_RELOC; /* tell others: relocation done */
bootstage_mark_name(BOOTSTAGE_ID_START_UBOOT_R, "board_init_r");
monitor_flash_len = _end_ofs;
/* Enable caches */
enable_caches();
debug("monitor flash len: %08lX\n", monitor_flash_len);
board_init(); /* Setup chipselects */
/*
* TODO: printing of the clock inforamtion of the board is now
* implemented as part of bdinfo command. Currently only support for
* davinci SOC's is added. Remove this check once all the board
* implement this.
*/
#ifdef CONFIG_CLOCKS
set_cpu_clk_info(); /* Setup clock information */
#endif
serial_initialize();
debug("Now running in RAM - U-Boot at: %08lx\n", dest_addr);
#ifdef CONFIG_LOGBUFFER
logbuff_init_ptrs();
#endif
#ifdef CONFIG_POST
post_output_backlog();
#endif
/* The Malloc area is immediately below the monitor copy in DRAM */
malloc_start = dest_addr - TOTAL_MALLOC_LEN;
mem_malloc_init (malloc_start, TOTAL_MALLOC_LEN);
#ifdef CONFIG_ARCH_EARLY_INIT_R
arch_early_init_r();
#endif
power_init_board();
#if !defined(CONFIG_SYS_NO_FLASH)
puts("Flash: ");
flash_size = flash_init();
if (flash_size > 0) {
# ifdef CONFIG_SYS_FLASH_CHECKSUM
print_size(flash_size, "");
/*
* Compute and print flash CRC if flashchecksum is set to 'y'
*
* NOTE: Maybe we should add some WATCHDOG_RESET()? XXX
*/
if (getenv_yesno("flashchecksum") == 1) {
printf(" CRC: %08X", crc32(0,
(const unsigned char *) CONFIG_SYS_FLASH_BASE,
flash_size));
}
putc('\n');
# else /* !CONFIG_SYS_FLASH_CHECKSUM */
print_size(flash_size, "\n");
# endif /* CONFIG_SYS_FLASH_CHECKSUM */
} else {
puts(failed);
hang();
}
#endif
#if defined(CONFIG_CMD_NAND)
puts("NAND: ");
nand_init(); /* go init the NAND */
#endif
#if defined(CONFIG_CMD_ONENAND)
onenand_init();
#endif
#ifdef CONFIG_GENERIC_MMC
puts("MMC: ");
mmc_initialize(gd->bd);
#endif
#ifdef CONFIG_HAS_DATAFLASH
AT91F_DataflashInit();
dataflash_print_info();
#endif
/* initialize environment */
if (should_load_env())
env_relocate();
else
set_default_env(NULL);
#if defined(CONFIG_CMD_PCI) || defined(CONFIG_PCI)
arm_pci_init();
#endif
stdio_init(); /* get the devices list going. */
jumptable_init();
#if defined(CONFIG_API)
/* Initialize API */
api_init();
#endif
console_init_r(); /* fully init console as a device */
#ifdef CONFIG_DISPLAY_BOARDINFO_LATE
# ifdef CONFIG_OF_CONTROL
/* Put this here so it appears on the LCD, now it is ready */
display_fdt_model(gd->fdt_blob);
# else
checkboard();
# endif
#endif
#if defined(CONFIG_ARCH_MISC_INIT)
/* miscellaneous arch dependent initialisations */
arch_misc_init();
#endif
#if defined(CONFIG_MISC_INIT_R)
/* miscellaneous platform dependent initialisations */
misc_init_r();
#endif
/* set up exceptions */
interrupt_init();
/* enable exceptions */
enable_interrupts();
/* Initialize from environment */
load_addr = getenv_ulong("loadaddr", 16, load_addr);
#ifdef CONFIG_BOARD_LATE_INIT
board_late_init();
#endif
#ifdef CONFIG_BITBANGMII
bb_miiphy_init();
#endif
#if defined(CONFIG_CMD_NET)
puts("Net: ");
eth_initialize(gd->bd);
#if defined(CONFIG_RESET_PHY_R)
debug("Reset Ethernet PHY\n");
reset_phy();
#endif
#endif
#ifdef CONFIG_POST
post_run(NULL, POST_RAM | post_bootmode_get(0));
#endif
#if defined(CONFIG_K2HK_EVM) || defined(CONFIG_K2E_EVM) || \
defined(CONFIG_K2L_EVM)
ks2_post();
#endif
#if defined(CONFIG_PRAM) || defined(CONFIG_LOGBUFFER)
/*
* Export available size of memory for Linux,
* taking into account the protected RAM at top of memory
*/
{
ulong pram = 0;
uchar memsz[32];
#ifdef CONFIG_PRAM
pram = getenv_ulong("pram", 10, CONFIG_PRAM);
#endif
#ifdef CONFIG_LOGBUFFER
#ifndef CONFIG_ALT_LB_ADDR
/* Also take the logbuffer into account (pram is in kB) */
pram += (LOGBUFF_LEN + LOGBUFF_OVERHEAD) / 1024;
#endif
#endif
sprintf((char *)memsz, "%ldk", (gd->ram_size / 1024) - pram);
setenv("mem", (char *)memsz);
}
#endif
/* main_loop() can return to retry autoboot, if so just run it again. */
for (;;) {
main_loop();
}
/* NOTREACHED - no way out of command loop except booting */
}