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https://github.com/brain-hackers/u-boot-brain
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![Vikas Manocha](/assets/img/avatar_default.png)
Enable support for XIP (execute in place) of U-Boot or kernel image. There is no need to copy image from flash to ram if flash supports execute in place. Signed-off-by: Vikas Manocha <vikas.manocha@st.com> Reviewed-by: Alexandru Gagniuc <alex.g@adaptrum.com>
29 lines
767 B
C
29 lines
767 B
C
/*
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* Copyright (C) 2017 Vikas Manocha <vikas.manocha@st.com>
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#include <common.h>
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#include <spl.h>
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static int spl_xip(struct spl_image_info *spl_image,
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struct spl_boot_device *bootdev)
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{
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#ifdef CONFIG_SPL_OS_BOOT
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if (!spl_start_uboot()) {
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spl_image->arg = (void *)CONFIG_SYS_FDT_BASE;
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spl_image->name = "Linux";
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spl_image->os = IH_OS_LINUX;
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spl_image->load_addr = CONFIG_SYS_LOAD_ADDR;
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spl_image->entry_point = CONFIG_SYS_LOAD_ADDR;
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debug("spl: payload xipImage, load addr: 0x%lx\n",
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spl_image->load_addr);
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return 0;
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}
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#endif
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return(spl_parse_image_header(spl_image, (const struct image_header *)
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CONFIG_SYS_UBOOT_BASE));
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}
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SPL_LOAD_IMAGE_METHOD("XIP", 0, BOOT_DEVICE_XIP, spl_xip);
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