From 368952c8cd81a2a4f4873a4d452178c499be2576 Mon Sep 17 00:00:00 2001
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From: Jeffy Chen <jeffy.chen@rock-chips.com>
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Date: Sat, 15 Dec 2018 15:57:16 +0800
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Subject: [PATCH 2/3] Support w/o ramdisk
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Signed-off-by: Jeffy Chen <jeffy.chen@rock-chips.com>
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---
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abootimg.c | 11 ++++++-----
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1 file changed, 6 insertions(+), 5 deletions(-)
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diff --git a/abootimg.c b/abootimg.c
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index 1ad03f1..b7b9b4b 100644
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--- a/abootimg.c
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+++ b/abootimg.c
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@@ -289,10 +289,8 @@ int check_boot_img_header(t_abootimg* img)
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return 1;
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}
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- if (!(img->header.ramdisk_size)) {
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+ if (!(img->header.ramdisk_size))
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fprintf(stderr, "%s: ramdisk size is null\n", img->fname);
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- return 1;
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- }
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unsigned page_size = img->header.page_size;
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if (!page_size) {
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@@ -566,7 +564,7 @@ void update_images(t_abootimg *img)
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img->header.ramdisk_size = rsize;
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img->ramdisk = r;
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}
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- else if (img->kernel) {
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+ else if (img->kernel && rsize) {
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// if kernel is updated, copy the ramdisk from original image
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char* r = malloc(rsize);
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if (!r)
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@@ -806,6 +804,9 @@ void extract_ramdisk(t_abootimg* img)
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unsigned n = (ksize + psize - 1) / psize;
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unsigned roffset = (1+n)*psize;
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+ if (!rsize)
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+ return;
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+
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printf ("extracting ramdisk in %s\n", img->ramdisk_fname);
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void* r = malloc(rsize);
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@@ -934,7 +935,7 @@ int main(int argc, char** argv)
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break;
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case create:
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- if (!bootimg->kernel_fname || !bootimg->ramdisk_fname) {
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+ if (!bootimg->kernel_fname) {
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print_usage();
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break;
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}
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--
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2.11.0
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