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| author |   Angelos Mouzakitis <a.mouzakitis@virtualopensystems.com> | 2023-10-10 14:33:42 +0000 |
|---|---|---|
| committer | Angelos Mouzakitis <a.mouzakitis@virtualopensystems.com> | 2023-10-10 14:33:42 +0000 |
| commit | af1a266670d040d2f4083ff309d732d648afba2a (patch) | |
| tree | 2fc46203448ddcc6f81546d379abfaeb323575e9 /roms/u-boot/arch/arm/mach-octeontx/lowlevel_init.S | |
| parent | e02cda008591317b1625707ff8e115a4841aa889 (diff) | |
Change-Id: Iaf8d18082d3991dec7c0ebbea540f092188eb4ec
Diffstat (limited to 'roms/u-boot/arch/arm/mach-octeontx/lowlevel_init.S')
| -rw-r--r-- | roms/u-boot/arch/arm/mach-octeontx/lowlevel_init.S | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/roms/u-boot/arch/arm/mach-octeontx/lowlevel_init.S b/roms/u-boot/arch/arm/mach-octeontx/lowlevel_init.S new file mode 100644 index 000000000..41a9f08ae --- /dev/null +++ b/roms/u-boot/arch/arm/mach-octeontx/lowlevel_init.S @@ -0,0 +1,33 @@ +/* SPDX-License-Identifier: GPL-2.0 + * + * Copyright (C) 2018 Marvell International Ltd. + * + * https://spdx.org/licenses + */ + +#include <config.h> +#include <linux/linkage.h> +#include <asm/macro.h> + +.align 8 +.global fdt_base_addr +fdt_base_addr: + .dword 0x0 + +.global save_boot_params +save_boot_params: + /* Read FDT base from x1 register passed by ATF */ + adr x21, fdt_base_addr + str x1, [x21] + + /* Returns */ + b save_boot_params_ret + +ENTRY(lowlevel_init) + mov x29, lr /* Save LR */ + + /* any lowlevel init should go here */ + + mov lr, x29 /* Restore LR */ + ret +ENDPROC(lowlevel_init) |