[sys-apps/microcode-data] rm, newer in tree

This commit is contained in:
Robert Förster 2013-09-15 17:03:07 +02:00
parent 991a8188f6
commit 54545ced8a
3 changed files with 0 additions and 209 deletions

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DIST microcode-20130808.tgz 717772 SHA256 d5dd1977992308d7e0244993cf5fbed54a396df2f8f1533c3dbb37b3530160a7 SHA512 680e78ebb9832ef4273d48da49742392eda72aa41b4e2e5c3636ac08b7c515c64dc844c41713a9ac3fbfaf42b4e2b6ef15f2737ad4a336ebfc0c0a6f9570e8ca WHIRLPOOL b8501b3890867b73c84fe288d45b0cfe066dc63f5b5add6b19e15101e35c0dba42fc545f6b3e3662b04897ec38b4adf9789b34f4bfae0deee4c19d219e3cb580

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/*
* Convert Intel microcode.dat into individual ucode files
* named: intel-ucode/$family-$model-$stepping
*
* The subdir intel-ucode/ is created in the current working
* directory. We get multiple ucodes in the same file, so they
* are appended to an existing file. Make sure the directory
* is empty before every run of the converter.
*
* Kay Sievers <kay.sievers@vrfy.org>
*/
#ifndef _GNU_SOURCE
# define _GNU_SOURCE 1
#endif
#include <stdio.h>
#include <unistd.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
#include <limits.h>
#include <stdbool.h>
#include <inttypes.h>
#include <fcntl.h>
#include <errno.h>
#include <sys/stat.h>
struct microcode_header_intel {
unsigned int hdrver;
unsigned int rev;
unsigned int date;
unsigned int sig;
unsigned int cksum;
unsigned int ldrver;
unsigned int pf;
unsigned int datasize;
unsigned int totalsize;
unsigned int reserved[3];
};
union mcbuf {
struct microcode_header_intel hdr;
unsigned int i[0];
char c[0];
};
int main(int argc, char *argv[])
{
char *filename = "/lib/firmware/microcode.dat";
FILE *f;
char line[LINE_MAX];
char buf[4000000];
union mcbuf *mc;
size_t bufsize, count, start;
int rc = EXIT_SUCCESS;
if (argv[1] != NULL)
filename = argv[1];
count = 0;
mc = (union mcbuf *) buf;
f = fopen(filename, "re");
if (f == NULL) {
printf("open %s: %m\n", filename);
rc = EXIT_FAILURE;
goto out;
}
while (fgets(line, sizeof(line), f) != NULL) {
if (sscanf(line, "%x, %x, %x, %x",
&mc->i[count],
&mc->i[count + 1],
&mc->i[count + 2],
&mc->i[count + 3]) != 4)
continue;
count += 4;
}
fclose(f);
bufsize = count * sizeof(int);
printf("%s: %lu(%luk) bytes, %zu integers\n",
filename,
bufsize,
bufsize / 1024,
count);
if (bufsize < sizeof(struct microcode_header_intel))
goto out;
mkdir("intel-ucode", 0750);
start = 0;
for (;;) {
size_t size;
unsigned int family, model, stepping;
unsigned int year, month, day;
mc = (union mcbuf *) &buf[start];
if (mc->hdr.totalsize)
size = mc->hdr.totalsize;
else
size = 2000 + sizeof(struct microcode_header_intel);
if (mc->hdr.ldrver != 1 || mc->hdr.hdrver != 1) {
printf("unknown version/format:\n");
rc = EXIT_FAILURE;
break;
}
/*
* 0- 3 stepping
* 4- 7 model
* 8-11 family
* 12-13 type
* 16-19 extended model
* 20-27 extended family
*/
family = (mc->hdr.sig >> 8) & 0xf;
if (family == 0xf)
family += (mc->hdr.sig >> 20) & 0xff;
model = (mc->hdr.sig >> 4) & 0x0f;
if (family == 0x06)
model += ((mc->hdr.sig >> 16) & 0x0f) << 4;
stepping = mc->hdr.sig & 0x0f;
year = mc->hdr.date & 0xffff;
month = mc->hdr.date >> 24;
day = (mc->hdr.date >> 16) & 0xff;
asprintf(&filename, "intel-ucode/%02x-%02x-%02x", family, model, stepping);
printf("\n");
printf("%s\n", filename);
printf("signature: 0x%02x\n", mc->hdr.sig);
printf("flags: 0x%02x\n", mc->hdr.pf);
printf("revision: 0x%02x\n", mc->hdr.rev);
printf("date: %04x-%02x-%02x\n", year, month, day);
printf("size: %zu\n", size);
f = fopen(filename, "ae");
if (f == NULL) {
printf("open %s: %m\n", filename);
rc = EXIT_FAILURE;
goto out;
}
if (fwrite(mc, size, 1, f) != 1) {
printf("write %s: %m\n", filename);
rc = EXIT_FAILURE;
goto out;
}
fclose(f);
free(filename);
start += size;
if (start >= bufsize)
break;
}
printf("\n");
out:
return rc;
}

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# Copyright 1999-2013 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: $Id$
EAPI="5"
inherit toolchain-funcs
# Find updates by searching and clicking the first link (hopefully it's the one):
# http://www.intel.com/content/www/us/en/search.html?keyword=Processor+Microcode+Data+File
NUM="23082"
DESCRIPTION="Intel IA32 microcode update data"
HOMEPAGE="https://fedorahosted.org/microcode_ctl/ http://inertiawar.com/microcode/ https://downloadcenter.intel.com/Detail_Desc.aspx?DwnldID=${NUM}"
SRC_URI="http://downloadmirror.intel.com/${NUM}/eng/microcode-${PV}.tgz"
LICENSE="intel-ucode"
SLOT="0"
KEYWORDS="-* ~amd64 ~x86"
IUSE=""
RDEPEND="!<sys-apps/microcode-ctl-1.17-r2" #268586
S=${WORKDIR}
src_unpack() {
default
cp "${FILESDIR}"/intel-microcode2ucode.c ./ || die
}
src_compile() {
tc-env_build emake intel-microcode2ucode
./intel-microcode2ucode microcode.dat || die
}
src_install() {
insinto /lib/firmware
doins -r microcode.dat intel-ucode
}
pkg_postinst() {
elog "The microcode available for Intel CPUs has been updated. You'll need"
elog "to reload the code into your processor. If you're using the init.d:"
elog "/etc/init.d/microcode_ctl restart"
}