因为买的飞x家的开发板，但是他们家的uboot是不开源的，所以想着从全志的公版SDK中的u-boot-2018试着将uboot驱动起来替换掉他家的uboot。
核心板用的是江波龙的EMMC（8G）和力积的A3T4GF40BBF（四片，共2GB）。
烧飞x的固件，boot0日志如下：
[87]HELLO! BOOT0 is starting!
[90]BOOT0 commit : 75fd24e
[93]set pll start
[95]periph0 has been enabled
[98]set pll end
[101]PMU: AXP858
[106]dram return write ok
[108]board init ok
[110]debug:rtc h-m-s value:0x32325
[114]DRAM BOOT DRIVE INFO: V0.648
[117]the chip id is 0x7c00
[120]chip id check OK
[123]DRAM_VCC set to 1500 mv
[126]DRAM CLK =672 MHZ
[128]DRAM Type =3 (3:DDR3,4:DDR4,7:LPDDR3,8:LPDDR4)
[137]Actual DRAM SIZE =2048 M
[140]DRAM SIZE =2048 MBytes, para1 = 30fa, para2 = 8001000, dram_tpr13 = 6041
[153]DRAM simple test OK.
[155]rtc standby flag is 0x0, super standby flag is 0x0
[161]dram size =2048
[164]Use rtc to store dram tuning para
[168]card no is 2
[169]sdcard 2 line count 8
[172][mmc]: mmc driver ver 2020-07-21-202106151039
[183][mmc]: Wrong media type 0x0, but host is sdc2, try mmc first
[189][mmc]: Try MMC card 2
[213][mmc]: RMCA OK!
[215][mmc]: bias 4
[219][mmc]: MMC 5.1
[221][mmc]: HSSDR52/SDR25 8 bit
[224][mmc]: 50000000 Hz
[227][mmc]: 7456 MB
[229][mmc]: SD/MMC 2 init OK!!!
[263]Loading boot-pkg Succeed(index=0).
[266]Entry_name = u-boot
[276]Entry_name = monitor
[280]Entry_name = dtb
[283]tunning data addr:0x4a0003e8
[287]Jump to second Boot.
NOTICE: BL3-1: v1.0(debug):be96482
NOTICE: BL3-1: Built : 18:32:32, 2021-04-21
NOTICE: BL3-1 commit: 8
NOTICE: cpuidle init version V2.0
ERROR: Error initializing runtime service tspd_fast
NOTICE: BL3-1: Preparing for EL3 exit to normal world
NOTICE: BL3-1: Next image address = 0x4a000000
▒OTICE: BL3-1: Next image spsr = 0x1d3
U-Boot 2018.05 (Jul 25 2024 - 12:28:34 +0800) Allwinner Technology
现在直接烧写evb板子的固件，日志如下：
[118]HELLO! BOOT0 is starting!
[121]BOOT0 commit : c52ec7a
[124]set pll start
[127]periph0 has been enabled
[130]set pll end
[132]PMU: AXP858
[142]vaild para:1 select dram para0
[146]board init ok
[148]DRAM BOOT DRIVE INFO: V0.651
[151]the chip id is 0x7c00
[154]chip id check OK
[156]DRAM_VCC set to 1500 mv
[159]DRAM CLK =672 MHZ
[162]DRAM Type =3 (3:DDR3,4:DDR4,7:LPDDR3,8:LPDDR4)
[170]Actual DRAM SIZE =128 M
[173]DRAM SIZE =128 MBytes, para1 = 20f7, para2 = 801000, dram_tpr13 = 6041
[186]DRAM simple test OK.
[189]rtc standby flag is 0x0, super standby flag is 0x0
[194]dram size =128
[197]Use rtc to store dram tuning para
[201]card no is 2
[203]sdcard 2 line count 8
[206][mmc]: mmc driver ver 2020-07-21-202106151039
[216][mmc]: Wrong media type 0x0, but host is sdc2, try mmc first
[222][mmc]: Try MMC card 2
[247][mmc]: RMCA OK!
[249][mmc]: bias 4
[253][mmc]: MMC 5.1
[255][mmc]: HSSDR52/SDR25 8 bit
[258][mmc]: 50000000 Hz
[260][mmc]: 7456 MB
[262][mmc]: SD/MMC 2 init OK!!!
[294]Loading boot-pkg Succeed(index=0).
[298]Entry_name = u-boot
[307]Entry_name = monitor
[311]Entry_name = dtb
[315]tunning data addr:0x4a0003e8
[318]Jump to second Boot.
NOTICE: BL3-1: v1.0(debug):f0130ea
NOTICE: BL3-1: Built : 10:23:13, 2022-04-14
NOTICE: BL3-1 commit: 8
NOTICE: cpuidle init version V2.0
ERROR: Error initializing runtime service tspd_fast
NOTICE: BL3-1: Preparing for EL3 exit to normal world
NOTICE: BL3-1: Next image address = 0x4a000000
▒OTICE: BL3-1: Next image spsr = 0x1d3
从日志可以看出，evb的固件DRAM SIZE识别到的有问题，所以刷机之后无法启动。
请教各位大神，这个要怎么修改呢？