本帖最后由 zfAIdz 于 2026-7-24 21:16 编辑
以下是 TTL 的打印输出：
---------------
Slave boot startup
version:U-Boot 2019.07 (Sep 04 2023 - 18:35:51 +0800)
TLB ADDR:0x10e00000
Build Date: Sep 4 2023, 18:36:04
CPU: Hi3751v352F
Boot Media: eMMC
gd:13ffff50,DRAM addr:0x0,size:0x40000000,actual size:0x40000000
1 GiB
DRAM actual size:1 GiB
WARNING: Caches not enabled
board_init,41
The DDR memory layout:
page table: 0x10e00000 - 0x11200000 4 MiB
stack: 0x11200000 - 0x11600000 4 MiB
.text: 0x14000000 - 0x1406f070 444.1 KiB
data: 0x1406f070 - 0x140e26d4 461.6 KiB
init_sequence_r done!
Loading Environment from MAILBOX... keyvalue = 255
OK
set LOG level 3
ERR: Tcon didn't burn or is broken ![cpu1][59ms]panel_drv_get_image_info[645]NOTICE: parse panel_img
[cpu1][66ms]hi_drv_panel_init[1357]NOTICE: PANEL start power_on:
ERR: Tcon didn't burn or is broken !ERR: Tcon didn't burn or is broken ![cpu1][75ms]hi_drv_pdm_get_tcon_param[2113]NOTICE: it is not tcon mode now !
HPLL clk=811814400, int_part=0x2087, minor_part=0x124d6a16
HPLL set new mode
vo_hd_tv_cksel=5
ERR: Tcon didn't burn or is broken !
SDK_VERSION: [HiDPTAndroidV600R001C00SPC070CP005]
CUSTOM func[hi_drv_custom_board_init] line[644] :--board name is:HI3751V350_DEMO_BOARD, power on optimize: TRUE
CUSTOM func[custom_get_projectid] line[258] :Project Id: 384
CUSTOM func[custom_set_gpio] line[288] :INFO: set GPIO7_4 to 1
CUSTOM func[custom_set_gpio] line[288] :INFO: set GPIO4_1 to 1
CUSTOM func[custom_set_gpio] line[288] :INFO: set GPIO20_6 to 1
CUSTOM func[custom_set_gpio] line[288] :INFO: set GPIO3_1 to 0
CUSTOM func[custom_set_gpio] line[288] :INFO: set GPIO3_5 to 0
CUSTOM func[custom_set_gpio] line[288] :INFO: set GPIO3_7 to 0
CUSTOM func[custom_set_gpio] line[288] :INFO: set GPIO4_6 to 0
CUSTOM func[custom_set_gpio] line[288] :INFO: set GPIO4_5 to 0
CUSTOM func[custom_set_gpio] line[288] :INFO: set GPIO7_0 to 0
CUSTOM func[custom_set_gpio] line[288] :INFO: set GPIO4_3 to 0
CUSTOM func[custom_set_gpio] line[288] :INFO: set GPIO7_7 to 0
CUSTOM func[custom_set_gpio] line[288] :INFO: set GPIO8_0 to 0
CUSTOM func[custom_set_gpio] line[288] :INFO: set GPIO8_2 to 0
CUSTOM func[custom_set_gpio] line[288] :INFO: set GPIO2_6 to 0
CUSTOM func[custom_set_gpio] line[288] :INFO: set GPIO5_5 to 1
CUSTOM func[custom_set_gpio] line[288] :INFO: set GPIO4_7 to 1
CUSTOM func[custom_set_gpio] line[288] :INFO: set GPIO6_2 to 1
CUSTOM func[custom_get_faninfo] line[240] :FAN info: fan0(freq=36000, duty=570) fan1(freq=0, duty=0)
CUSTOM func[custom_set_pwm] line[350] :INFO: call pwm_set_enable . pwmNo(0x2) freq(36000) duty(570) inv(1)
CUSTOM func[custom_set_gpio] line[288] :INFO: set GPIO3_5 to 0
CUSTOM func[hi_drv_custom_board_init] line[656] :--board name is:HI3751V350_DEMO_BOARD, power on optimize: TRUE
[cpu1][286ms]panel_drv_set_intf_power[826]NOTICE: timing first
panel_index: 90:
CUSTOM func[custom_set_gpio] line[288] :INFO: set GPIO5_7 to 0
CUSTOM func[custom_set_gpio] line[288] :INFO: set GPIO7_1 to 0
CUSTOM func[custom_set_gpio] line[288] :INFO: set GPIO1_6 to 0
CUSTOM func[custom_set_gpio] line[288] :INFO: set GPIO1_7 to 0
CUSTOM func[custom_set_gpio] line[288] :INFO: set GPIO0_2 to 0
CUSTOM func[custom_set_gpio] line[288] :INFO: set GPIO3_0 to 0
CUSTOM func[custom_set_gpio] line[288] :INFO: set GPIO8_1 to 1
CUSTOM func[custom_set_gpio] line[288] :INFO: set GPIO0_6 to 1
CUSTOM func[custom_set_gpio] line[288] :INFO: set GPIO2_0 to 1
panel_init: no need send data
CUSTOM func[custom_set_gpio] line[288] :INFO: set GPIO3_0 to 1
CUSTOM func[custom_set_gpio] line[288] :INFO: set GPIO0_2 to 1
scanning usb for storage devices... 1 Storage Device(s) found
NOTICE: BL31: v2.0(release):8eb3196-dirty
NOTICE: BL31: Built : 18:48:51, Sep 4 2023
Uncompressing Linux... done, booting the kernel.
CUSTOM func[custom_set_gpio] line[288] :INFO: set GPIO3_7 to 1
CUSTOM func[custom_pull_gpio_demo] line[459] :INFO: pull wifi power on delay: <4078 ms.>
CUSTOM func[custom_set_gpio] line[288] :INFO: set GPIO4_7 to 0
CUSTOM func[custom_set_gpio] line[288] :INFO: set GPIO4_7 to 1
Try to enter wfi
[ 2.793169] Kernel panic - not syncing: Requested init /init failed (error -13).[ 2.800568] CPU: 3 PID: 1 Comm: swapper/0 Tainted: G W 4.9.127_s5 #4
[ 2.808041] Hardware name: hi3751
[ 2.811369] [<c0016bc0>] (unwind_backtrace) from [<c00135a8>] (show_stack+0x10/0x14)
[ 2.819111] [<c00135a8>] (show_stack) from [<c02ac7a4>] (dump_stack+0x70/0x8c)
[ 2.826334] [<c02ac7a4>] (dump_stack) from [<c00bcad4>] (panic+0xd0/0x254)
[ 2.833211] [<c00bcad4>] (panic) from [<c0a5cc6c>] (kernel_init+0x74/0xec)
[ 2.840085] [<c0a5cc6c>] (kernel_init) from [<c000f5f0>] (ret_from_fork+0x14/0x24)
[ 2.847651] CPU0: stopping
[ 2.850356] CPU: 0 PID: 0 Comm: swapper/0 Tainted: G W 4.9.127_s5 #4
[ 2.857829] Hardware name: hi3751
[ 2.861146] [<c0016bc0>] (unwind_backtrace) from [<c00135a8>] (show_stack+0x10/0x14)
[ 2.868887] [<c00135a8>] (show_stack) from [<c02ac7a4>] (dump_stack+0x70/0x8c)
[ 2.876106] [<c02ac7a4>] (dump_stack) from [<c0015e58>] (handle_IPI+0xf0/0x194)
[ 2.883410] [<c0015e58>] (handle_IPI) from [<c0009610>] (gic_handle_irq+0xf4/0x10c)
[ 2.891062] [<c0009610>] (gic_handle_irq) from [<c001408c>] (__irq_svc+0x6c/0xa8)
[ 2.898534] Exception stack(0xc10bdf58 to 0xc10bdfa0)
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发表于 2026-7-24 21:11
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