summaryrefslogtreecommitdiffstats
path: root/qemu/tests/boot-sector.c
diff options
context:
space:
mode:
authorRajithaY <rajithax.yerrumsetty@intel.com>2017-04-25 03:31:15 -0700
committerRajitha Yerrumchetty <rajithax.yerrumsetty@intel.com>2017-05-22 06:48:08 +0000
commitbb756eebdac6fd24e8919e2c43f7d2c8c4091f59 (patch)
treeca11e03542edf2d8f631efeca5e1626d211107e3 /qemu/tests/boot-sector.c
parenta14b48d18a9ed03ec191cf16b162206998a895ce (diff)
Adding qemu as a submodule of KVMFORNFV
This Patch includes the changes to add qemu as a submodule to kvmfornfv repo and make use of the updated latest qemu for the execution of all testcase Change-Id: I1280af507a857675c7f81d30c95255635667bdd7 Signed-off-by:RajithaY<rajithax.yerrumsetty@intel.com>
Diffstat (limited to 'qemu/tests/boot-sector.c')
-rw-r--r--qemu/tests/boot-sector.c118
1 files changed, 0 insertions, 118 deletions
diff --git a/qemu/tests/boot-sector.c b/qemu/tests/boot-sector.c
deleted file mode 100644
index 3ffe2987f..000000000
--- a/qemu/tests/boot-sector.c
+++ /dev/null
@@ -1,118 +0,0 @@
-/*
- * QEMU boot sector testing helpers.
- *
- * Copyright (c) 2016 Red Hat Inc.
- *
- * Authors:
- * Michael S. Tsirkin <mst@redhat.com>
- * Victor Kaplansky <victork@redhat.com>
- *
- * This work is licensed under the terms of the GNU GPL, version 2 or later.
- * See the COPYING file in the top-level directory.
- */
-#include "qemu/osdep.h"
-#include "boot-sector.h"
-#include "qemu-common.h"
-#include "libqtest.h"
-
-#define LOW(x) ((x) & 0xff)
-#define HIGH(x) ((x) >> 8)
-
-#define SIGNATURE 0xdead
-#define SIGNATURE_OFFSET 0x10
-#define BOOT_SECTOR_ADDRESS 0x7c00
-
-/* Boot sector code: write SIGNATURE into memory,
- * then halt.
- * Q35 machine requires a minimum 0x7e000 bytes disk.
- * (bug or feature?)
- */
-static uint8_t boot_sector[0x7e000] = {
- /* The first sector will be placed at RAM address 00007C00, and
- * the BIOS transfers control to 00007C00
- */
-
- /* Data Segment register should be initialized, since pxe
- * boot loader can leave it dirty.
- */
-
- /* 7c00: move $0000,%ax */
- [0x00] = 0xb8,
- [0x01] = 0x00,
- [0x02] = 0x00,
- /* 7c03: move %ax,%ds */
- [0x03] = 0x8e,
- [0x04] = 0xd8,
-
- /* 7c05: mov $0xdead,%ax */
- [0x05] = 0xb8,
- [0x06] = LOW(SIGNATURE),
- [0x07] = HIGH(SIGNATURE),
- /* 7c08: mov %ax,0x7c10 */
- [0x08] = 0xa3,
- [0x09] = LOW(BOOT_SECTOR_ADDRESS + SIGNATURE_OFFSET),
- [0x0a] = HIGH(BOOT_SECTOR_ADDRESS + SIGNATURE_OFFSET),
-
- /* 7c0b cli */
- [0x0b] = 0xfa,
- /* 7c0c: hlt */
- [0x0c] = 0xf4,
- /* 7c0e: jmp 0x7c07=0x7c0f-3 */
- [0x0d] = 0xeb,
- [0x0e] = LOW(-3),
- /* We mov 0xdead here: set value to make debugging easier */
- [SIGNATURE_OFFSET] = LOW(0xface),
- [SIGNATURE_OFFSET + 1] = HIGH(0xface),
- /* End of boot sector marker */
- [0x1FE] = 0x55,
- [0x1FF] = 0xAA,
-};
-
-/* Create boot disk file. */
-int boot_sector_init(const char *fname)
-{
- FILE *f = fopen(fname, "w");
-
- if (!f) {
- fprintf(stderr, "Couldn't open \"%s\": %s", fname, strerror(errno));
- return 1;
- }
- fwrite(boot_sector, 1, sizeof boot_sector, f);
- fclose(f);
- return 0;
-}
-
-/* Loop until signature in memory is OK. */
-void boot_sector_test(void)
-{
- uint8_t signature_low;
- uint8_t signature_high;
- uint16_t signature;
- int i;
-
- /* Wait at most 1 minute */
-#define TEST_DELAY (1 * G_USEC_PER_SEC / 10)
-#define TEST_CYCLES MAX((60 * G_USEC_PER_SEC / TEST_DELAY), 1)
-
- /* Poll until code has run and modified memory. Once it has we know BIOS
- * initialization is done. TODO: check that IP reached the halt
- * instruction.
- */
- for (i = 0; i < TEST_CYCLES; ++i) {
- signature_low = readb(BOOT_SECTOR_ADDRESS + SIGNATURE_OFFSET);
- signature_high = readb(BOOT_SECTOR_ADDRESS + SIGNATURE_OFFSET + 1);
- signature = (signature_high << 8) | signature_low;
- if (signature == SIGNATURE) {
- break;
- }
- g_usleep(TEST_DELAY);
- }
-
- g_assert_cmphex(signature, ==, SIGNATURE);
-}
-
-/* unlink boot disk file. */
-void boot_sector_cleanup(const char *fname)
-{
- unlink(fname);
-}