示例#1
0
void platform_exit(void)
{
	msm_i2c_remove();
	msm_prepare_clocks();
	msm_gpio_deinit();
	platform_deinit_timer();
	arch_disable_cache(UCACHE);
	arch_disable_mmu();
	platform_deinit_interrupts();
}
示例#2
0
void bootlinux_direct(void *kernel, unsigned machtype, unsigned *tags)
{
	void (*entry)(unsigned,unsigned,unsigned*) = kernel;

	enter_critical_section();
	/* do any platform specific cleanup before kernel entry */
	platform_uninit();
	arch_disable_cache(UCACHE);
	arch_disable_mmu();
	entry(0, machtype, tags);
}
void platform_init(void)
{
    dprintf(INFO, "platform_init()\n");

#ifdef LK_PROFILING
    unsigned int time_nand_emmc;
    unsigned int time_load_logo;
    unsigned int time_bat_init;
    unsigned int time_backlight;
    unsigned int time_show_logo;
    unsigned int time_boot_mode;
    unsigned int time_sw_env;
    unsigned int time_platform_init;
    time_platform_init = get_timer(0);
    time_nand_emmc = get_timer(0);
#endif

#ifdef MTK_EMMC_SUPPORT
    mmc_legacy_init(1);
#else
    nand_init();
    nand_driver_test();
#endif

#ifdef LK_PROFILING
    printf("[PROFILE] ------- NAND/EMMC init takes %d ms -------- \n", get_timer(time_nand_emmc));
    time_load_logo = get_timer(0);
#endif
    mboot_common_load_logo((unsigned long)mt_get_logo_db_addr(), "logo");
    dprintf(INFO, "Show BLACK_PICTURE\n");
    mt_disp_fill_rect(0, 0, CFG_DISPLAY_WIDTH, CFG_DISPLAY_HEIGHT, 0x0);
    mt_disp_power(TRUE);
//<2012/11/14-Yuting Shih-[BU2SC00137502]Add for LOGO display.
#if 1
    mt_disp_show_boot_logo();
#else
    mt_disp_update(0, 0, CFG_DISPLAY_WIDTH, CFG_DISPLAY_HEIGHT);
    mt_disp_power(1);           //power on display related modules
#endif
//>2012/11/14-Yuting Shih-[BU2SC00137502].
#ifdef LK_PROFILING
    printf("[PROFILE] ------- load_logo takes %d ms -------- \n", get_timer(time_load_logo));
    time_backlight = get_timer(0);
#endif

    mt65xx_backlight_on();
#ifdef LK_PROFILING
    printf("[PROFILE] ------- backlight takes %d ms -------- \n", get_timer(time_backlight));
    time_boot_mode = get_timer(0);
#endif

    boot_mode_select();
#ifdef LK_PROFILING
    printf("[PROFILE] ------- boot mode select takes %d ms -------- \n", get_timer(time_boot_mode));
#endif
    /*Show download logo & message on screen */
    if (g_boot_arg->boot_mode == DOWNLOAD_BOOT)
    {
        mt_disp_show_boot_logo();
        video_printf(" => Downloading...\n");
        mt65xx_backlight_on();
        mtk_wdt_disable();//Disable wdt before jump to DA
        platform_uninit();
#ifdef HAVE_CACHE_PL310
        l2_disable();
#endif
        arch_disable_cache(UCACHE);
        arch_disable_mmu();
        jump_da(g_boot_arg->da_info.addr, g_boot_arg->da_info.arg1, g_boot_arg->da_info.arg2);
    }

#ifdef LK_PROFILING
    time_bat_init = get_timer(0);
#endif
    mt65xx_bat_init();
#ifdef LK_PROFILING
    printf("[PROFILE] ------- battery init takes %d ms -------- \n", get_timer(time_bat_init));
#endif

    /* NOTE: if define CFG_POWER_CHARGING, will rtc_boot_check() in mt65xx_bat_init() */
#ifndef CFG_POWER_CHARGING
    rtc_boot_check(false);
#endif

#ifdef LK_PROFILING
    time_show_logo = get_timer(0);
#endif
    if ((g_boot_mode != ALARM_BOOT) && (g_boot_mode != FASTBOOT))
    {
     printf("show log disable\n");
     mt_disp_show_boot_logo();
     printf("show log end\n");
    }
#ifdef LK_PROFILING
    printf("[PROFILE] ------- show logo takes %d ms -------- \n", get_timer(time_show_logo));
    time_sw_env= get_timer(0);
#endif

    sw_env();
#ifdef LK_PROFILING
    printf("[PROFILE] ------- sw_env takes %d ms -------- \n", get_timer(time_sw_env));
#endif
#ifdef LK_PROFILING
    printf("[PROFILE] ------- platform_init takes %d ms -------- \n", get_timer(time_platform_init));
#endif

}
示例#4
0
void platform_init(void)
{
#ifdef LK_PROFILING
    unsigned int time_nand_emmc;
    unsigned int time_load_logo;
    unsigned int time_bat_init;
    unsigned int time_backlight;
    unsigned int time_show_logo;
    unsigned int time_boot_mode;
    unsigned int time_sw_env;
    unsigned int time_platform_init;
    unsigned int time_env;
    unsigned int time_disp_init;
    unsigned int time_security_init;
    unsigned int time_RTC_boot_Check;

    time_platform_init = get_timer(0);
    time_nand_emmc = get_timer(0);
#endif

    dprintf(INFO, "platform_init()\n");

#ifdef DUMMY_AP
	dummy_ap_entry();
#endif

#ifdef MTK_EMMC_SUPPORT
    mmc_legacy_init(1);
#else
#ifndef MACH_FPGA
    nand_init();
    nand_driver_test();

#endif
#endif

#ifdef MTK_KERNEL_POWER_OFF_CHARGING
	if((g_boot_arg->boot_reason == BR_USB) && (upmu_is_chr_det() == KAL_FALSE))
	{
		printf("[%s] Unplugged Charger/Usb between Pre-loader and Uboot in Kernel Charging Mode, Power Off \n", __func__);
		mt6575_power_off();
	}
#endif

#ifdef LK_PROFILING
    printf("[PROFILE] ------- NAND/EMMC init takes %d ms -------- \n", get_timer(time_nand_emmc));
    time_env = get_timer(0);
#endif
	env_init();
	print_env();
#ifdef LK_PROFILING
	dprintf(INFO,"[PROFILE] ------- ENV init takes %d ms -------- \n", (int)get_timer(time_env));
#endif

#ifdef LK_PROFILING
		time_disp_init = get_timer(0);
#endif

	//FIXME: Disable for MT6582 FPGA Ealry Porting
 #ifndef DISABLE_DISPLAY_IN_LK_FOR_82_BRINGUP
    if(lcm_params->type==LCM_TYPE_DSI && lcm_params->dsi.mode ==CMD_MODE)
	 mt_disp_init((void *)g_fb_base);
 #endif
#ifdef LK_PROFILING
	 dprintf(INFO,"[PROFILE] ------- disp init takes %d ms -------- \n", (int)get_timer(time_disp_init));
#endif


#ifdef LK_PROFILING
                time_load_logo = get_timer(0);
#endif

#ifdef CONFIG_CFB_CONSOLE
		//FIXME: Disable for MT6582 FPGA Ealry Porting
    #ifndef DISABLE_DISPLAY_IN_LK_FOR_82_BRINGUP
		drv_video_init();
    #endif
#endif

    //#endif
    #ifndef DISABLE_DISPLAY_IN_LK_FOR_82_BRINGUP
    mboot_common_load_logo((unsigned long)mt_get_logo_db_addr(), "logo");
    dprintf(INFO, "Show BLACK_PICTURE\n");
    #endif

    //FIXME: Disable for MT6582 FPGA Ealry Porting
    #ifndef DISABLE_DISPLAY_IN_LK_FOR_82_BRINGUP
#ifdef MTK_BATLOWV_NO_PANEL_ON_EARLY
    if(!is_low_battery(0))
    {
#endif
    mt_disp_fill_rect(0, 0, CFG_DISPLAY_WIDTH, CFG_DISPLAY_HEIGHT, 0x0);
    mt_disp_power(TRUE);
    mt_disp_update(0, 0, CFG_DISPLAY_WIDTH, CFG_DISPLAY_HEIGHT);
    mt_disp_wait_idle();
    mt_disp_update(0, 0, CFG_DISPLAY_WIDTH, CFG_DISPLAY_HEIGHT);
    mt_disp_wait_idle();
    mt_disp_power(1);           //power on display related modules
#ifdef MTK_BATLOWV_NO_PANEL_ON_EARLY
    }
#endif
    #endif

#ifdef LK_PROFILING
    printf("[PROFILE] ------- load_logo takes %d ms -------- \n", get_timer(time_load_logo));
    time_backlight = get_timer(0);
#endif

    /*for kpd pmic mode setting*/
    set_kpd_pmic_mode();

    //FIXME: Disable for MT6582 FPGA Ealry Porting
    //#ifndef DISABLE_DISPLAY_IN_LK_FOR_82_BRINGUP
#ifdef MTK_BATLOWV_NO_PANEL_ON_EARLY
    if(!is_low_battery(0))
    {
#endif
		/*some lcm panel need more time to start show picture*/	
		msleep(50);
    	mt65xx_backlight_on();
#ifdef MTK_BATLOWV_NO_PANEL_ON_EARLY
    }
#endif
    //#endif

#ifdef LK_PROFILING
    printf("[PROFILE] ------- backlight takes %d ms -------- \n", get_timer(time_backlight));
    time_boot_mode = get_timer(0);
#endif

    boot_mode_select();

#ifdef LK_PROFILING
    printf("[PROFILE] ------- boot mode select takes %d ms -------- \n", get_timer(time_boot_mode));
#endif


#ifdef MTK_SECURITY_SW_SUPPORT
    #ifdef LK_PROFILING
        time_security_init = get_timer(0);
    #endif
    /* initialize security library */
#ifdef MTK_EMMC_SUPPORT
    sec_func_init(1);
#else
    sec_func_init(0);
#endif
    #ifdef LK_PROFILING
    dprintf(INFO,"[PROFILE] ------- Security init takes %d ms -------- \n", (int)get_timer(time_security_init));
    #endif
#endif


    /*Show download logo & message on screen */
    if (g_boot_arg->boot_mode == DOWNLOAD_BOOT)
    {
	printf("[LK] boot mode is DOWNLOAD_BOOT\n");

#ifdef MTK_SECURITY_SW_SUPPORT
	/* verify da before jumping to da*/
	if (sec_usbdl_enabled()) {
	    u8  *da_addr = (u8 *)g_boot_arg->da_info.addr;
	    u32 da_len   = g_boot_arg->da_info.len;
	    u32 sig_len  = g_boot_arg->da_info.sig_len;
	    u8  *sig_addr = (unsigned char *)da_addr + (da_len - sig_len);

	    if (da_len == 0 || sig_len == 0) {
		printf("[LK] da argument is invalid\n");
		printf("da_addr = 0x%x\n", da_addr);
		printf("da_len  = 0x%x\n", da_len);
		printf("sig_len = 0x%x\n", sig_len);
	    }

	    if (sec_usbdl_verify_da(da_addr, (da_len - sig_len), sig_addr, sig_len)) {
		/* da verify fail */
                video_printf(" => Not authenticated tool, download stop...\n");
		while(1); /* fix me, should not be infinite loop in lk */
	    }
	}
	else
#endif
	{
	    printf(" DA verification disabled...\n");
	}
        mt_disp_show_boot_logo();
        video_printf(" => Downloading...\n");
        mt65xx_backlight_on();
        mtk_wdt_disable();//Disable wdt before jump to DA
        platform_uninit();
#ifdef HAVE_CACHE_PL310
        l2_disable();
#endif

#ifdef ENABLE_L2_SHARING
        config_shared_SRAM_size();
#endif
        arch_disable_cache(UCACHE);
        arch_disable_mmu();
        jump_da(g_boot_arg->da_info.addr, g_boot_arg->da_info.arg1, g_boot_arg->da_info.arg2);
    }

#ifdef LK_PROFILING
    time_bat_init = get_timer(0);
#endif

    mt65xx_bat_init();

#ifdef LK_PROFILING
    printf("[PROFILE] ------- battery init takes %d ms -------- \n", get_timer(time_bat_init));
#endif

#ifndef CFG_POWER_CHARGING
    #ifdef LK_PROFILING
    time_RTC_boot_Check = get_timer(0);
    #endif
    /* NOTE: if define CFG_POWER_CHARGING, will rtc_boot_check() in mt65xx_bat_init() */
    rtc_boot_check(false);
    #ifdef LK_PROFILING
    dprintf(INFO,"[PROFILE] ------- RTC boot check Init  takes %d ms -------- \n", (int)get_timer(time_RTC_boot_Check));
    #endif
#endif

#ifdef LK_PROFILING
    time_show_logo = get_timer(0);
#endif

#ifdef MTK_KERNEL_POWER_OFF_CHARGING
	if(kernel_charging_boot() == 1)
	{
#ifdef MTK_BATLOWV_NO_PANEL_ON_EARLY
		CHARGER_TYPE CHR_Type_num = CHARGER_UNKNOWN;
		charging_get_charger_type(&CHR_Type_num);
		if ((g_boot_mode != LOW_POWER_OFF_CHARGING_BOOT) ||
		((CHR_Type_num != STANDARD_HOST) && (CHR_Type_num != NONSTANDARD_CHARGER)))
		{
			dprintf(INFO, "[PROFILE] ------- g_boot_mode = %d -------- \n", g_boot_mode);
#endif
		mt_disp_power(TRUE);
		mt_disp_show_low_battery();
		mt_disp_wait_idle();
		mt65xx_leds_brightness_set(6, 110);
#ifdef MTK_BATLOWV_NO_PANEL_ON_EARLY
		}
#endif
	}
	else if(g_boot_mode != KERNEL_POWER_OFF_CHARGING_BOOT && g_boot_mode != LOW_POWER_OFF_CHARGING_BOOT)
	{
#ifndef DISABLE_DISPLAY_IN_LK_FOR_82_BRINGUP
		if (g_boot_mode != ALARM_BOOT && (g_boot_mode != FASTBOOT))
		{
			mt_disp_show_boot_logo();
		}
#endif
	}
#else
#ifndef DISABLE_DISPLAY_IN_LK_FOR_82_BRINGUP
	if (g_boot_mode != ALARM_BOOT && (g_boot_mode != FASTBOOT))
	{
		mt_disp_show_boot_logo();
	}
#endif
#endif

#ifdef LK_PROFILING
    printf("[PROFILE] ------- show logo takes %d ms -------- \n", get_timer(time_show_logo));
    time_sw_env= get_timer(0);
#endif

    //sw_env();

#ifdef LK_PROFILING
    printf("[PROFILE] ------- sw_env takes %d ms -------- \n", get_timer(time_sw_env));
    printf("[PROFILE] ------- platform_init takes %d ms -------- \n", get_timer(time_platform_init));
#endif
}
示例#5
0
void boot_linux(void *kernel, unsigned *tags, 
		const char *cmdline, unsigned machtype,
		void *ramdisk, unsigned ramdisk_size)
{
	unsigned *ptr = tags;
	unsigned pcount = 0;
	void (*entry)(unsigned,unsigned,unsigned*) = kernel;
	struct ptable *ptable;
	int cmdline_len = 0;
	int have_cmdline = 0;
	int pause_at_bootup = 0;

	/* CORE */
	*ptr++ = 2;
	*ptr++ = 0x54410001;

	if (ramdisk_size) {
		*ptr++ = 4;
		*ptr++ = 0x54420005;
		*ptr++ = (unsigned)ramdisk;
		*ptr++ = ramdisk_size;
	}

	ptr = target_atag_mem(ptr);

	if (!target_is_emmc_boot()) {
		/* Skip NAND partition ATAGS for eMMC boot */
		if ((ptable = flash_get_ptable()) && (ptable->count != 0)) {
			int i;
			for(i=0; i < ptable->count; i++) {
				struct ptentry *ptn;
				ptn =  ptable_get(ptable, i);
				if (ptn->type == TYPE_APPS_PARTITION)
					pcount++;
			}
			*ptr++ = 2 + (pcount * (sizeof(struct atag_ptbl_entry) /
						       sizeof(unsigned)));
			*ptr++ = 0x4d534d70;
			for (i = 0; i < ptable->count; ++i)
				ptentry_to_tag(&ptr, ptable_get(ptable, i));
		}
	}

	if (cmdline && cmdline[0]) {
		cmdline_len = strlen(cmdline);
		have_cmdline = 1;
	}
	if (target_is_emmc_boot()) {
		cmdline_len += strlen(emmc_cmdline);
	}
	if (target_pause_for_battery_charge()) {
		pause_at_bootup = 1;
		cmdline_len += strlen(battchg_pause);
	}
	if (cmdline_len > 0) {
		const char *src;
		char *dst;
		unsigned n;
		/* include terminating 0 and round up to a word multiple */
		n = (cmdline_len + 4) & (~3);
		*ptr++ = (n / 4) + 2;
		*ptr++ = 0x54410009;
		dst = (char *)ptr;
		if (have_cmdline) {
			src = cmdline;
			while ((*dst++ = *src++));
		}
		if (target_is_emmc_boot()) {
			src = emmc_cmdline;
			if (have_cmdline) --dst;
			have_cmdline = 1;
			while ((*dst++ = *src++));
		}
		if (pause_at_bootup) {
			src = battchg_pause;
			if (have_cmdline) --dst;
			while ((*dst++ = *src++));
		}
		ptr += (n / 4);
	}

	/* END */
	*ptr++ = 0;
	*ptr++ = 0;

	dprintf(INFO, "booting linux @ %p, ramdisk @ %p (%d)\n",
		kernel, ramdisk, ramdisk_size);
	if (cmdline)
		dprintf(INFO, "cmdline: %s\n", cmdline);

	enter_critical_section();
	platform_uninit_timer();
	arch_disable_cache(UCACHE);
	arch_disable_mmu();
#if DISPLAY_SPLASH_SCREEN
	display_shutdown();
#endif
	entry(0, machtype, tags);

}