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();
}
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
}
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
}
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);
}