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-rw-r--r--qemu/roms/sgabios/csum8.c64
1 files changed, 0 insertions, 64 deletions
diff --git a/qemu/roms/sgabios/csum8.c b/qemu/roms/sgabios/csum8.c
deleted file mode 100644
index 69629139c..000000000
--- a/qemu/roms/sgabios/csum8.c
+++ /dev/null
@@ -1,64 +0,0 @@
-/*
- * Copyright 2010 Google Inc.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- *
- * compute rom checksum byte
- */
-
-#include <stdio.h>
-#include <unistd.h>
-#include <stdlib.h>
-#include <fcntl.h>
-#include <sys/types.h>
-
-#define MAX_SIZE 65536
-unsigned char buf[MAX_SIZE];
-
-int main(int argc, char **argv)
-{
- ssize_t fsize;
- int i, sum, fd;
- unsigned char csum;
-
- if (argc < 2) {
- fprintf(stderr, "usage: %s filename\n", argv[0]);
- exit(1);
- }
- if ((fd = open(argv[1], O_RDWR)) < 0) {
- perror(argv[1]);
- exit(1);
- }
- if ((fsize = read(fd, buf, MAX_SIZE)) < 0) {
- perror(argv[1]);
- exit(1);
- }
- if (fsize >= MAX_SIZE && read(fd, &buf[MAX_SIZE - 1], 1) > 0) {
- fprintf(stderr, "FAIL: %s is larger than %d bytes\n", argv[1], MAX_SIZE);
- exit(1);
- }
- i = fsize - 2048 * (fsize / 2048);
- if (i != 2047) {
- fprintf(stderr, "FAIL: %s is %zd bytes, need 2K pad-1\n", argv[1], fsize);
- exit(1);
- }
- for (i = sum = 0; i < fsize; i++) {
- sum += buf[i];
- }
- sum &= 0xff;
- csum = -sum & 0xff;
- write(fd, &csum, 1);
- close(fd);
- fprintf(stderr, "%s: sum = 0x%02x, wrote byte 0x%02x\n", argv[1], sum, csum);
- return 0;
-}