mirror of
https://github.com/AsahiLinux/u-boot
synced 2025-03-17 23:37:01 +00:00
imx8m: implement armv8_el2_to_aarch32
Add iMX8M specific armv8_el2_to_aarch32 to let AArch64 mode U-Boot could boot aarch32 mode linux with FIT image as below: /dts-v1/; / { description = "Configuration to load ARM32 Linux"; images { kernel@1 { description = "ARM32 Linux kernel"; data = /incbin/("./Image"); type = "kernel"; arch = "arm"; os = "linux"; compression = "none"; load = <0x40008000>; entry = <0x40008000>; hash@1 { algo = "md5"; }; }; fdt@1 { description = "Flattened Device Tree blob"; data = /incbin/("./imx8mm-evk.dtb"); type = "flat_dt"; arch = "arm"; compression = "none"; load = <0x43000000>; hash@1 { algo = "md5"; }; }; }; configurations { default = "config@1"; config@1 { description = "fsl-imx8mm-evk"; kernel = "kernel@1"; fdt = "fdt@1"; }; }; }; Signed-off-by: Peng Fan <peng.fan@nxp.com>
This commit is contained in:
parent
3c41728d80
commit
eb3967388e
1 changed files with 12 additions and 0 deletions
|
@ -60,3 +60,15 @@ restore_boot_params:
|
|||
ldr x0, [x0]
|
||||
mov sp, x0
|
||||
ret
|
||||
|
||||
.global armv8_el2_to_aarch32
|
||||
armv8_el2_to_aarch32:
|
||||
cmp x0, #0
|
||||
bne 0f
|
||||
mov x3, x2
|
||||
mov x2, x1
|
||||
mov x1, x4
|
||||
ldr x0, =0xc20000fd
|
||||
0:
|
||||
smc #0
|
||||
ret
|
||||
|
|
Loading…
Add table
Reference in a new issue