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@@ -0,0 +1,94 @@
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From e12074b4d195188a9fc2dc46858c70cd2e80c5da Mon Sep 17 00:00:00 2001
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From: Sergey Solomin <sergey.solomin@us.ibm.com>
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Date: Tue, 6 Sep 2016 15:36:43 -0500
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Subject: [PATCH] 4 byte read support 466
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Upstream-Status: Pending
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---
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tools/i2cdump.c | 34 ++++++++++++++++++++++++++++++++++
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1 file changed, 34 insertions(+)
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diff --git a/tools/i2cdump.c b/tools/i2cdump.c
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index b638c3d..6af44a8 100644
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--- a/tools/i2cdump.c
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+++ b/tools/i2cdump.c
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@@ -25,6 +25,7 @@
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#include <string.h>
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#include <stdio.h>
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#include <stdlib.h>
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+#include <stdint.h>
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#include <unistd.h>
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#include <linux/i2c.h>
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#include <linux/i2c-dev.h>
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@@ -33,6 +34,8 @@
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#include "util.h"
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#include "../version.h"
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+#define I2C_SMBUS_DWORD 7
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+
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static void help(void)
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{
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fprintf(stderr,
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@@ -46,6 +49,7 @@ static void help(void)
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" s (SMBus block, deprecated)\n"
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" i (I2C block)\n"
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" c (consecutive byte)\n"
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+ " d (double word)\n"
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" Append p for SMBus PEC\n");
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}
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@@ -187,6 +191,9 @@ int main(int argc, char *argv[])
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} else if (!strncmp(argv[flags+3], "c", 1)) {
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size = I2C_SMBUS_BYTE;
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pec = argv[flags+3][1] == 'p';
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+ } else if (!strncmp(argv[flags+3], "d", 1)) {
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+ size = I2C_SMBUS_DWORD;
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+ pec = argv[flags+3][1] == 'p';
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} else if (!strcmp(argv[flags+3], "i"))
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size = I2C_SMBUS_I2C_BLOCK_DATA;
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else {
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@@ -289,6 +296,7 @@ int main(int argc, char *argv[])
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size == I2C_SMBUS_BLOCK_DATA ? "smbus block" :
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size == I2C_SMBUS_I2C_BLOCK_DATA ? "i2c block" :
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size == I2C_SMBUS_BYTE ? "byte consecutive read" :
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+ size == I2C_SMBUS_DWORD ? "double word" :
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size == I2C_SMBUS_BYTE_DATA ? "byte" : "word");
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if (pec)
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fprintf(stderr, "PEC checking enabled.\n");
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@@ -317,6 +325,32 @@ int main(int argc, char *argv[])
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}
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}
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+ /* handle mode 'd' (double word read) */
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+ if (size == I2C_SMBUS_DWORD) {
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+ unsigned char buff[sizeof(uint32_t)];
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+ struct i2c_rdwr_ioctl_data msgset;
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+ struct i2c_msg msg[1];
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+
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+ msg[0].addr = address;
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+ msg[0].flags = I2C_M_RD;
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+ msg[0].len = sizeof(buff);
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+ msg[0].buf = buff;
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+
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+ msgset.msgs = msg;
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+ msgset.nmsgs = 1;
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+
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+ if (ioctl( file, I2C_RDWR, &msgset ) < 0) {
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+ fprintf(stderr, "Error: Could not read "
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+ "double word. %s\n", strerror(errno));
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+ exit(1);
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+ }
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+ for (uint8_t n = 0; n < sizeof(buff); n++) {
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+ printf ("%02x ", buff[n]);
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+ }
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+ printf ("\n");
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+ exit(0);
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+ }
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+
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/* See Winbond w83781d data sheet for bank details */
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if (bank && size != I2C_SMBUS_BLOCK_DATA) {
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res = i2c_smbus_read_byte_data(file, bankreg);
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--
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2.39.3
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@@ -0,0 +1,3 @@
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FILESEXTRAPATHS:prepend := "${THISDIR}/${PN}:"
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SRC_URI =+ "file://0001-4-byte-read-support-466.patch"
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@@ -0,0 +1,11 @@
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[Unit]
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Description=Install iotool links
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[Service]
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RemainAfterExit=no
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Type=oneshot
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ExecStart=/usr/bin/env iotools --make-links
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SyslogIdentifier=iotools
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[Install]
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WantedBy=multi-user.target
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@@ -0,0 +1,26 @@
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DESCRIPTION = "Command line tools for hardware device registers"
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HOMEPAGE = "https://github.com/jonmayergoogle/iotools"
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LICENSE = "GPL-2.0-or-later"
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LIC_FILES_CHKSUM = "file://COPYING;md5=751419260aa954499f7abaabaa882bbe"
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SRCREV = "8d928b3360246b8ead95b442ca3887ce8b8f942f"
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PV = "v1.6+git${SRCPV}"
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SRC_URI = "git://git@github.com/jonmayergoogle/iotools.git;protocol=https;branch=master"
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S = "${WORKDIR}/git"
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SYSTEMD_SERVICE:${PN} += "iotools-setup.service"
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inherit obmc-phosphor-systemd
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do_compile() {
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# CC is overridden in the Makefile, so override it harder in the invocation
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oe_runmake CC="${CC}" DEBUG="${DEBUG_BUILD-0}" STATIC=0
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}
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# The "install" make target runs the binary to create links for subcommands.
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# The links are excessive and this doesn't work for cross compiling.
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do_install() {
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install -d ${D}${sbindir}
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install -m 0755 iotools ${D}${sbindir}
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}
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FILES:${PN} = "${sbindir}"
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@@ -0,0 +1,17 @@
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SUMMARY = "YAML::Tiny Version 1.73"
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HOMEPAGE = "https://metacpan.org/release/YAML-Tiny"
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LICENSE = "Artistic-1.0 | GPL-1.0+"
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LIC_FILES_CHKSUM = "file://${COMMON_LICENSE_DIR}/Artistic-1.0;md5=cda03bbdc3c1951996392b872397b798 \
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file://${COMMON_LICENSE_DIR}/GPL-1.0-or-later;md5=30c0b8a5048cc2f4be5ff15ef0d8cf61"
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PR = "r1"
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SRC_URI += "https://cpan.metacpan.org/authors/id/E/ET/ETHER/YAML-Tiny-1.73.tar.gz"
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SRC_URI[md5sum] = "d1bb2525e4ab46bfab4b22842c467529"
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SRC_URI[sha256sum] = "bc315fa12e8f1e3ee5e2f430d90b708a5dc7e47c867dba8dce3a6b8fbe257744"
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S = "${WORKDIR}/YAML-Tiny-${PV}"
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inherit cpan
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inherit allarch
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BBCLASSEXTEND = "native"
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@@ -0,0 +1,6 @@
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inherit update-alternatives
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ALTERNATIVE_LINK_NAME[python] = "${bindir}/python"
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ALTERNATIVE:${PN}-core += "python"
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ALTERNATIVE_TARGET[python] = "${bindir}/python3"
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@@ -0,0 +1,7 @@
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DEPENDS:append:class-target = " popt zlib"
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PACKAGECONFIG = ""
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EXTRA_OECONF:append:class-target = " \
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--disable-locale --disable-iconv \
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--without-included-popt --without-included-zlib \
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"
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