fastboot: add support for some obscure args.

Some devices use mkbootimg with weird args for which fastboot
only a hardcoded value.

Now fastboot recognizes those args.

Made handling of global vars more consistent.

Bug: 8341331
Change-Id: Ic09f148ccd0249f49935fdc63e517cf8ab2229bc

1 files changed, 11 insertions, 8 deletions

diff --git a/fastboot/bootimg.c b/fastboot/bootimg.c
index 9e0e45c7b..240784fb0 100644
--- a/fastboot/bootimg.c
+++ b/fastboot/bootimg.c
@@ -37,10 +37,10 @@ void bootimg_set_cmdline(boot_img_hdr *h, const char *cmdline)
     strcpy((char*) h->cmdline, cmdline);
 }
 
-boot_img_hdr *mkbootimg(void *kernel, unsigned kernel_size,
-                        void *ramdisk, unsigned ramdisk_size,
-                        void *second, unsigned second_size,
-                        unsigned page_size, unsigned base,
+boot_img_hdr *mkbootimg(void *kernel, unsigned kernel_size, unsigned kernel_offset,
+                        void *ramdisk, unsigned ramdisk_size, unsigned ramdisk_offset,
+                        void *second, unsigned second_size, unsigned second_offset,
+                        unsigned page_size, unsigned base, unsigned tags_offset,
                         unsigned *bootimg_size)
 {
     unsigned kernel_actual;
@@ -68,12 +68,15 @@ boot_img_hdr *mkbootimg(void *kernel, unsigned kernel_size,
     hdr->kernel_size =  kernel_size;
     hdr->ramdisk_size = ramdisk_size;
     hdr->second_size =  second_size;
-    hdr->kernel_addr =  base + 0x00008000;
-    hdr->ramdisk_addr = base + 0x01000000;
-    hdr->second_addr =  base + 0x00F00000;
-    hdr->tags_addr =    base + 0x00000100;
+
+    hdr->kernel_addr =  base + kernel_offset;
+    hdr->ramdisk_addr = base + ramdisk_offset;
+    hdr->second_addr =  base + second_offset;
+    hdr->tags_addr =    base + tags_offset;
+
     hdr->page_size =    page_size;
 
+
     memcpy(hdr->magic + page_size,
            kernel, kernel_size);
     memcpy(hdr->magic + page_size + kernel_actual,