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71 lines
1.9 KiB
C
71 lines
1.9 KiB
C
/*
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* Guest code setup for migration tests
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*
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* Copyright (c) 2016-2018 Red Hat, Inc. and/or its affiliates
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* based on the vhost-user-test.c that is:
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* Copyright (c) 2014 Virtual Open Systems Sarl.
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*
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* This work is licensed under the terms of the GNU GPL, version 2 or later.
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* See the COPYING file in the top-level directory.
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*
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*/
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#include "qemu/osdep.h"
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/*
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* The boot file modifies memory area in [start_address, end_address)
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* repeatedly. It outputs a 'B' at a fixed rate while it's still running.
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*/
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#include "bootfile.h"
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#include "i386/a-b-bootblock.h"
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#include "aarch64/a-b-kernel.h"
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#include "ppc64/a-b-kernel.h"
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#include "s390x/a-b-bios.h"
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static char *bootpath;
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void bootfile_delete(void)
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{
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if (!bootpath) {
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return;
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}
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unlink(bootpath);
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g_free(bootpath);
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bootpath = NULL;
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}
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char *bootfile_create(const char *arch, const char *dir, bool suspend_me)
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{
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unsigned char *content;
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size_t len;
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bootfile_delete();
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bootpath = g_strdup_printf("%s/bootsect", dir);
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if (strcmp(arch, "i386") == 0 || strcmp(arch, "x86_64") == 0) {
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/* the assembled x86 boot sector should be exactly one sector large */
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g_assert(sizeof(x86_bootsect) == 512);
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x86_bootsect[SYM_suspend_me - SYM_start] = suspend_me;
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content = x86_bootsect;
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len = sizeof(x86_bootsect);
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} else if (g_str_equal(arch, "s390x")) {
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content = s390x_elf;
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len = sizeof(s390x_elf);
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} else if (strcmp(arch, "ppc64") == 0) {
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content = ppc64_kernel;
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len = sizeof(ppc64_kernel);
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} else if (strcmp(arch, "aarch64") == 0) {
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content = aarch64_kernel;
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len = sizeof(aarch64_kernel);
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g_assert(sizeof(aarch64_kernel) <= ARM_TEST_MAX_KERNEL_SIZE);
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} else {
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g_assert_not_reached();
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}
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FILE *bootfile = fopen(bootpath, "wb");
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g_assert_cmpint(fwrite(content, len, 1, bootfile), ==, 1);
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fclose(bootfile);
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return bootpath;
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}
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