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https://github.com/brain-hackers/u-boot-brain
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ARM: tegra: Implement cboot_save_boot_params() in C
This is easier to deal with and works just as well for this simple function. Signed-off-by: Thierry Reding <treding@nvidia.com> Signed-off-by: Tom Warren <twarren@nvidia.com>
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@ -20,7 +20,7 @@ obj-$(CONFIG_TEGRA_PINCTRL) += pinmux-common.o
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obj-$(CONFIG_TEGRA_PMC) += powergate.o
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obj-y += xusb-padctl-dummy.o
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obj-$(CONFIG_ARM64) += arm64-mmu.o cboot_ll.o cboot.o
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obj-$(CONFIG_ARM64) += arm64-mmu.o cboot.o
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obj-y += dt-setup.o
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obj-$(CONFIG_TEGRA_CLOCK_SCALING) += emc.o
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obj-$(CONFIG_TEGRA_GPU) += gpu.o
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@ -52,6 +52,18 @@ static u64 ram_top __attribute__((section(".data")));
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/* The base address of the region of RAM that ends at ram_top */
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static u64 region_base __attribute__((section(".data")));
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/*
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* Explicitly put this in the .data section because it is written before the
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* .bss section is zeroed out but it needs to persist.
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*/
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unsigned long cboot_boot_x0 __attribute__((section(".data")));
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void cboot_save_boot_params(unsigned long x0, unsigned long x1,
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unsigned long x2, unsigned long x3)
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{
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cboot_boot_x0 = x0;
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}
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int cboot_dram_init(void)
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{
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unsigned int na, ns;
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@ -1,20 +0,0 @@
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/* SPDX-License-Identifier: GPL-2.0+ */
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/*
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* Save cboot-related boot-time CPU state
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*
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* (C) Copyright 2015-2016 NVIDIA Corporation <www.nvidia.com>
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*/
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#include <config.h>
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#include <linux/linkage.h>
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.align 8
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.globl cboot_boot_x0
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cboot_boot_x0:
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.dword 0
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ENTRY(cboot_save_boot_params)
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adr x8, cboot_boot_x0
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str x0, [x8]
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b save_boot_params_ret
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ENDPROC(cboot_save_boot_params)
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