[PATCH skeleton 1/8] add i2craw tool and hdd status function
OpenBMC Patches
openbmc-patches at stwcx.xyz
Wed Mar 23 12:30:49 AEDT 2016
From: Ken <ken1029 at gmail.com>
---
Makefile | 13 +-
bin/Barreleye.py | 6 +
bin/chassis_control.py | 7 +-
bin/startup_hacks.sh | 8 +
objects/button_power_obj.c | 17 ++-
objects/i2c-dev.h | 362 +++++++++++++++++++++++++++++++++++++++++++++
objects/i2craw.c | 245 ++++++++++++++++++++++++++++++
objects/info.c | 355 ++++++++++++++++++++++++++++++++++++++++++++
objects/log.h | 59 ++++++++
9 files changed, 1059 insertions(+), 13 deletions(-)
create mode 100644 objects/i2c-dev.h
create mode 100644 objects/i2craw.c
create mode 100644 objects/info.c
create mode 100644 objects/log.h
diff --git a/Makefile b/Makefile
index 8a88a37..3b8a2ae 100755
--- a/Makefile
+++ b/Makefile
@@ -9,6 +9,11 @@ LIBS=$(shell pkg-config --libs gio-unix-2.0 glib-2.0) -Llib -lopenbmc_intf
INCLUDES += $(shell pkg-config --cflags --libs libsystemd) -I. -O2
LIB_FLAG += $(shell pkg-config --libs libsystemd)
+DEPPKGS = libsystemd
+INCLUDES_info += $(shell pkg-config --cflags $(DEPPKGS))
+LIBS_info += $(shell pkg-config --libs $(DEPPKGS))
+
+
%.o: interfaces/%.c
$(CC) -c -fPIC -o obj/$@ $< $(CFLAGS) $(INCLUDES)
@@ -24,7 +29,7 @@ LIB_FLAG += $(shell pkg-config --libs libsystemd)
%.o: objects/pflash/libflash/%.c
$(CC) -c -o obj/$@ $< $(CFLAGS) $(INCLUDES)
-all: setup libopenbmc_intf power_control led_controller button_power button_reset control_host host_watchdog board_vpd pcie_slot_present flash_bios flasher pflash hwmons_barreleye control_bmc
+all: setup libopenbmc_intf power_control led_controller button_power button_reset control_host host_watchdog board_vpd pcie_slot_present flash_bios flasher pflash hwmons_barreleye control_bmc i2craw info
setup:
mkdir -p obj lib
@@ -69,6 +74,12 @@ flasher: $(OBJS2) flasher_obj.o libopenbmc_intf
pflash: $(OBJS2) pflash.o
$(CC) -o bin/$@ obj/pflash.o $(OBJS3) $(LDFLAGS)
+i2craw: $(OBJS2) i2craw.o
+ $(CC) -o bin/$@ obj/i2craw.o $(LDFLAGS)
+
+info: info.o
+ $(CC) -o bin/$@ obj/info.o $(LDFLAGS) $(LIBS_info)
+
hwmons_barreleye: hwmons_barreleye.o object_mapper.o libopenbmc_intf
$(CC) -o bin/$@.exe obj/hwmons_barreleye.o obj/object_mapper.o $(LDFLAGS) $(LIBS)
diff --git a/bin/Barreleye.py b/bin/Barreleye.py
index 09fefa0..08a91a9 100755
--- a/bin/Barreleye.py
+++ b/bin/Barreleye.py
@@ -210,6 +210,12 @@ APPS = {
'monitor_process' : False,
'process_name' : 'discover_system_state.py',
},
+ 'info' : {
+ 'system_state' : 'BMC_STARTING2',
+ 'start_process' : True,
+ 'monitor_process' : True,
+ 'process_name' : 'info',
+ },
'bmc_control' : {
'system_state' : 'BMC_STARTING',
'start_process' : True,
diff --git a/bin/chassis_control.py b/bin/chassis_control.py
index 334fbbf..cd8a98d 100755
--- a/bin/chassis_control.py
+++ b/bin/chassis_control.py
@@ -76,9 +76,6 @@ class ChassisControlObject(Openbmc.DbusProperties,Openbmc.DbusObjectManager):
bus.add_signal_receiver(self.power_button_signal_handler,
dbus_interface = "org.openbmc.Button", signal_name = "Released",
path="/org/openbmc/buttons/power0" )
- bus.add_signal_receiver(self.reset_button_signal_handler,
- dbus_interface = "org.openbmc.Button", signal_name = "PressedLong",
- path="/org/openbmc/buttons/power0" )
bus.add_signal_receiver(self.softreset_button_signal_handler,
dbus_interface = "org.openbmc.Button", signal_name = "Released",
path="/org/openbmc/buttons/reset0" )
@@ -154,7 +151,7 @@ class ChassisControlObject(Openbmc.DbusProperties,Openbmc.DbusObjectManager):
def reboot(self):
print "Rebooting"
if self.getPowerState() == POWER_OFF:
- self.powerOn();
+ print "Power off, no reboot."
else:
self.Set(DBUS_NAME,"reboot",1)
self.powerOff()
@@ -199,7 +196,7 @@ class ChassisControlObject(Openbmc.DbusProperties,Openbmc.DbusObjectManager):
self.reboot();
def softreset_button_signal_handler(self):
- self.softReboot();
+ self.reboot();
def host_watchdog_signal_handler(self):
print "Watchdog Error, Hard Rebooting"
diff --git a/bin/startup_hacks.sh b/bin/startup_hacks.sh
index 3a93e90..cf3632a 100755
--- a/bin/startup_hacks.sh
+++ b/bin/startup_hacks.sh
@@ -2,6 +2,14 @@
systemctl stop serial-getty at ttyS0
+# Set to output pin
+ i2cset -y 0x06 0x20 0x06 0x00
+ i2cset -y 0x06 0x20 0x07 0x00
+
+ # Turn on all fan LED to BLUE
+ i2cset -y 0x06 0x20 0x03 0x55
+ i2cset -y 0x06 0x20 0x02 0xaa
+
# Setup VUART
VUART=/sys/devices/platform/ahb/ahb:apb/1e787000.vuart
echo 4 > $VUART/sirq
diff --git a/objects/button_power_obj.c b/objects/button_power_obj.c
index 94f8922..57881b2 100644
--- a/objects/button_power_obj.c
+++ b/objects/button_power_obj.c
@@ -1,4 +1,5 @@
#include <stdio.h>
+#include <stdlib.h>
#include "interfaces/openbmc_intf.h"
#include "gpio.h"
#include "openbmc.h"
@@ -42,7 +43,10 @@ on_button_interrupt( GIOChannel *channel,
GError *error = 0;
gsize bytes_read = 0;
- gchar buf[2];
+ gchar buf[2];
+
+ uint8_t val;
+ int rc1 = GPIO_OK;
buf[1] = '\0';
g_io_channel_seek_position( channel, 0, G_SEEK_SET, 0 );
GIOStatus rc = g_io_channel_read_chars( channel,
@@ -65,12 +69,11 @@ on_button_interrupt( GIOChannel *channel,
{
long press_time = current_time-button_get_timer(button);
printf("Power Button released, held for %ld seconds\n",press_time);
- if (press_time > LONG_PRESS_SECONDS)
- {
- button_emit_pressed_long(button);
- } else {
- button_emit_released(button);
- }
+ rc1 = gpio_open(&gpio_button);
+ rc1 = gpio_read(&gpio_button,&val);
+ if (val == 1)
+ button_emit_released(button);
+
}
}
else { gpio_button.irq_inited = true; }
diff --git a/objects/i2c-dev.h b/objects/i2c-dev.h
new file mode 100644
index 0000000..eefb6e4
--- /dev/null
+++ b/objects/i2c-dev.h
@@ -0,0 +1,362 @@
+/*
+ i2c-dev.h - i2c-bus driver, char device interface
+
+ Copyright (C) 1995-97 Simon G. Vogl
+ Copyright (C) 1998-99 Frodo Looijaard <frodol at dds.nl>
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
+ MA 02110-1301 USA.
+*/
+
+#ifndef _LINUX_I2C_DEV_H
+#define _LINUX_I2C_DEV_H
+
+#include <linux/types.h>
+#include <sys/ioctl.h>
+#include <stddef.h>
+#include <string.h>
+
+
+/* -- i2c.h -- */
+
+#define _I2C_MIN(a, b) (((a) <= (b)) ? (a) : (b))
+
+/*
+ * I2C Message - used for pure i2c transaction, also from /dev interface
+ */
+struct i2c_msg {
+ __u16 addr; /* slave address */
+ unsigned short flags;
+#define I2C_CLIENT_PEC 0x04 /* Use Packet Error Checking */
+#define I2C_M_TEN 0x0010 /* this is a ten bit chip address */
+#define I2C_M_RD 0x0001 /* read data, from slave to master */
+#define I2C_M_NOSTART 0x4000 /* if I2C_FUNC_PROTOCOL_MANGLING */
+#define I2C_M_REV_DIR_ADDR 0x2000 /* if I2C_FUNC_PROTOCOL_MANGLING */
+#define I2C_M_IGNORE_NAK 0x1000 /* if I2C_FUNC_PROTOCOL_MANGLING */
+#define I2C_M_NO_RD_ACK 0x0800 /* if I2C_FUNC_PROTOCOL_MANGLING */
+#define I2C_M_RECV_LEN 0x0400 /* length will be first received byte */
+ short len; /* msg length */
+ char *buf; /* pointer to msg data */
+};
+
+/* To determine what functionality is present */
+
+#define I2C_FUNC_I2C 0x00000001
+#define I2C_FUNC_10BIT_ADDR 0x00000002
+#define I2C_FUNC_PROTOCOL_MANGLING 0x00000004 /* I2C_M_{REV_DIR_ADDR,NOSTART,..} */
+#define I2C_FUNC_SMBUS_PEC 0x00000008
+#define I2C_FUNC_SMBUS_BLOCK_PROC_CALL 0x00008000 /* SMBus 2.0 */
+#define I2C_FUNC_SMBUS_QUICK 0x00010000
+#define I2C_FUNC_SMBUS_READ_BYTE 0x00020000
+#define I2C_FUNC_SMBUS_WRITE_BYTE 0x00040000
+#define I2C_FUNC_SMBUS_READ_BYTE_DATA 0x00080000
+#define I2C_FUNC_SMBUS_WRITE_BYTE_DATA 0x00100000
+#define I2C_FUNC_SMBUS_READ_WORD_DATA 0x00200000
+#define I2C_FUNC_SMBUS_WRITE_WORD_DATA 0x00400000
+#define I2C_FUNC_SMBUS_PROC_CALL 0x00800000
+#define I2C_FUNC_SMBUS_READ_BLOCK_DATA 0x01000000
+#define I2C_FUNC_SMBUS_WRITE_BLOCK_DATA 0x02000000
+#define I2C_FUNC_SMBUS_READ_I2C_BLOCK 0x04000000 /* I2C-like block xfer */
+#define I2C_FUNC_SMBUS_WRITE_I2C_BLOCK 0x08000000 /* w/ 1-byte reg. addr. */
+
+#define I2C_FUNC_SMBUS_BYTE (I2C_FUNC_SMBUS_READ_BYTE | \
+ I2C_FUNC_SMBUS_WRITE_BYTE)
+#define I2C_FUNC_SMBUS_BYTE_DATA (I2C_FUNC_SMBUS_READ_BYTE_DATA | \
+ I2C_FUNC_SMBUS_WRITE_BYTE_DATA)
+#define I2C_FUNC_SMBUS_WORD_DATA (I2C_FUNC_SMBUS_READ_WORD_DATA | \
+ I2C_FUNC_SMBUS_WRITE_WORD_DATA)
+#define I2C_FUNC_SMBUS_BLOCK_DATA (I2C_FUNC_SMBUS_READ_BLOCK_DATA | \
+ I2C_FUNC_SMBUS_WRITE_BLOCK_DATA)
+#define I2C_FUNC_SMBUS_I2C_BLOCK (I2C_FUNC_SMBUS_READ_I2C_BLOCK | \
+ I2C_FUNC_SMBUS_WRITE_I2C_BLOCK)
+
+/* Old name, for compatibility */
+#define I2C_FUNC_SMBUS_HWPEC_CALC I2C_FUNC_SMBUS_PEC
+
+/*
+ * Data for SMBus Messages
+ */
+#define I2C_SMBUS_BLOCK_MAX 32 /* As specified in SMBus standard */
+#define I2C_SMBUS_I2C_BLOCK_MAX 32 /* Not specified but we use same structure */
+union i2c_smbus_data {
+ __u8 byte;
+ __u16 word;
+ __u8 block[I2C_SMBUS_BLOCK_MAX + 2]; /* block[0] is used for length */
+ /* and one more for PEC */
+};
+
+#define I2C_SMBUS_BLOCK_LARGE_MAX 240
+union i2c_smbus_large_data {
+ union i2c_smbus_data data;
+ __u8 block[I2C_SMBUS_BLOCK_LARGE_MAX + 2]; /* block[0] is used for length */
+ /* and one more for PEC */
+};
+
+/* smbus_access read or write markers */
+#define I2C_SMBUS_READ 1
+#define I2C_SMBUS_WRITE 0
+
+/* SMBus transaction types (size parameter in the above functions)
+ Note: these no longer correspond to the (arbitrary) PIIX4 internal codes! */
+#define I2C_SMBUS_QUICK 0
+#define I2C_SMBUS_BYTE 1
+#define I2C_SMBUS_BYTE_DATA 2
+#define I2C_SMBUS_WORD_DATA 3
+#define I2C_SMBUS_PROC_CALL 4
+#define I2C_SMBUS_BLOCK_DATA 5
+#define I2C_SMBUS_I2C_BLOCK_BROKEN 6
+#define I2C_SMBUS_BLOCK_PROC_CALL 7 /* SMBus 2.0 */
+#define I2C_SMBUS_I2C_BLOCK_DATA 8
+#define I2C_SMBUS_BLOCK_LARGE_DATA 9
+
+
+/* /dev/i2c-X ioctl commands. The ioctl's parameter is always an
+ * unsigned long, except for:
+ * - I2C_FUNCS, takes pointer to an unsigned long
+ * - I2C_RDWR, takes pointer to struct i2c_rdwr_ioctl_data
+ * - I2C_SMBUS, takes pointer to struct i2c_smbus_ioctl_data
+ */
+#define I2C_RETRIES 0x0701 /* number of times a device address should
+ be polled when not acknowledging */
+#define I2C_TIMEOUT 0x0702 /* set timeout in units of 10 ms */
+
+/* NOTE: Slave address is 7 or 10 bits, but 10-bit addresses
+ * are NOT supported! (due to code brokenness)
+ */
+#define I2C_SLAVE 0x0703 /* Use this slave address */
+#define I2C_SLAVE_FORCE 0x0706 /* Use this slave address, even if it
+ is already in use by a driver! */
+#define I2C_TENBIT 0x0704 /* 0 for 7 bit addrs, != 0 for 10 bit */
+
+#define I2C_FUNCS 0x0705 /* Get the adapter functionality mask */
+
+#define I2C_RDWR 0x0707 /* Combined R/W transfer (one STOP only) */
+
+#define I2C_PEC 0x0708 /* != 0 to use PEC with SMBus */
+#define I2C_SMBUS 0x0720 /* SMBus transfer */
+
+
+/* This is the structure as used in the I2C_SMBUS ioctl call */
+struct i2c_smbus_ioctl_data {
+ __u8 read_write;
+ __u8 command;
+ __u32 size;
+ union i2c_smbus_data *data;
+};
+
+/* This is the structure as used in the I2C_RDWR ioctl call */
+struct i2c_rdwr_ioctl_data {
+ struct i2c_msg *msgs; /* pointers to i2c_msgs */
+ __u32 nmsgs; /* number of i2c_msgs */
+};
+
+#define I2C_RDRW_IOCTL_MAX_MSGS 42
+
+
+static inline __s32 i2c_smbus_access(int file, char read_write, __u8 command,
+ int size, union i2c_smbus_data *data)
+{
+ struct i2c_smbus_ioctl_data args;
+
+ args.read_write = read_write;
+ args.command = command;
+ args.size = size;
+ args.data = data;
+ return ioctl(file,I2C_SMBUS,&args);
+}
+
+
+static inline __s32 i2c_smbus_write_quick(int file, __u8 value)
+{
+ return i2c_smbus_access(file,value,0,I2C_SMBUS_QUICK,NULL);
+}
+
+static inline __s32 i2c_smbus_read_byte(int file)
+{
+ union i2c_smbus_data data;
+ if (i2c_smbus_access(file,I2C_SMBUS_READ,0,I2C_SMBUS_BYTE,&data))
+ return -1;
+ else
+ return 0x0FF & data.byte;
+}
+
+static inline __s32 i2c_smbus_write_byte(int file, __u8 value)
+{
+ return i2c_smbus_access(file,I2C_SMBUS_WRITE,value,
+ I2C_SMBUS_BYTE,NULL);
+}
+
+static inline __s32 i2c_smbus_read_byte_data(int file, __u8 command)
+{
+ union i2c_smbus_data data;
+ if (i2c_smbus_access(file,I2C_SMBUS_READ,command,
+ I2C_SMBUS_BYTE_DATA,&data))
+ return -1;
+ else
+ return 0x0FF & data.byte;
+}
+
+static inline __s32 i2c_smbus_write_byte_data(int file, __u8 command,
+ __u8 value)
+{
+ union i2c_smbus_data data;
+ data.byte = value;
+ return i2c_smbus_access(file,I2C_SMBUS_WRITE,command,
+ I2C_SMBUS_BYTE_DATA, &data);
+}
+
+static inline __s32 i2c_smbus_read_word_data(int file, __u8 command)
+{
+ union i2c_smbus_data data;
+ if (i2c_smbus_access(file,I2C_SMBUS_READ,command,
+ I2C_SMBUS_WORD_DATA,&data))
+ return -1;
+ else
+ return 0x0FFFF & data.word;
+}
+
+static inline __s32 i2c_smbus_write_word_data(int file, __u8 command,
+ __u16 value)
+{
+ union i2c_smbus_data data;
+ data.word = value;
+ return i2c_smbus_access(file,I2C_SMBUS_WRITE,command,
+ I2C_SMBUS_WORD_DATA, &data);
+}
+
+static inline __s32 i2c_smbus_process_call(int file, __u8 command, __u16 value)
+{
+ union i2c_smbus_data data;
+ data.word = value;
+ if (i2c_smbus_access(file,I2C_SMBUS_WRITE,command,
+ I2C_SMBUS_PROC_CALL,&data))
+ return -1;
+ else
+ return 0x0FFFF & data.word;
+}
+
+
+/* Returns the number of read bytes */
+static inline __s32 i2c_smbus_read_block_data(int file, __u8 command,
+ __u8 *values)
+{
+ union i2c_smbus_data data;
+ if (i2c_smbus_access(file,I2C_SMBUS_READ,command,
+ I2C_SMBUS_BLOCK_DATA,&data))
+ return -1;
+ else {
+ memcpy(values, &data.block[1], _I2C_MIN(data.block[0], I2C_SMBUS_BLOCK_MAX));
+ return data.block[0];
+ }
+}
+
+static inline __s32 i2c_smbus_write_block_data(int file, __u8 command,
+ __u8 length, const __u8 *values)
+{
+ union i2c_smbus_data data;
+ if (length > 32)
+ length = 32;
+ memcpy(&data.block[1], values, length);
+ data.block[0] = length;
+ return i2c_smbus_access(file,I2C_SMBUS_WRITE,command,
+ I2C_SMBUS_BLOCK_DATA, &data);
+}
+
+static inline __s32 i2c_smbus_read_block_large_data(int file, __u8 command,
+ __u8 *values)
+{
+ union i2c_smbus_large_data data;
+ if (i2c_smbus_access(file, I2C_SMBUS_READ, command,
+ I2C_SMBUS_BLOCK_LARGE_DATA,
+ (union i2c_smbus_data *)&data)) {
+ return -1;
+ } else {
+ /* the first byte is the length which is not copied */
+ memcpy(values, &data.block[1], _I2C_MIN(data.block[0], I2C_SMBUS_BLOCK_LARGE_MAX));
+ return data.block[0];
+ }
+}
+
+static inline __s32 i2c_smbus_write_block_large_data(int file, __u8 command,
+ __u8 length,
+ const __u8 *values)
+{
+ union i2c_smbus_large_data data;
+ if (length > I2C_SMBUS_BLOCK_LARGE_MAX) {
+ length = I2C_SMBUS_BLOCK_LARGE_MAX;
+ }
+ data.block[0] = length;
+ memcpy(&data.block[1], values, length);
+ return i2c_smbus_access(file, I2C_SMBUS_WRITE, command,
+ I2C_SMBUS_BLOCK_LARGE_DATA,
+ (union i2c_smbus_data *)&data);
+}
+
+/* Returns the number of read bytes */
+/* Until kernel 2.6.22, the length is hardcoded to 32 bytes. If you
+ ask for less than 32 bytes, your code will only work with kernels
+ 2.6.23 and later. */
+static inline __s32 i2c_smbus_read_i2c_block_data(int file, __u8 command,
+ __u8 length, __u8 *values)
+{
+ union i2c_smbus_data data;
+
+ if (length > 32)
+ length = 32;
+ data.block[0] = length;
+ if (i2c_smbus_access(file,I2C_SMBUS_READ,command,
+ length == 32 ? I2C_SMBUS_I2C_BLOCK_BROKEN :
+ I2C_SMBUS_I2C_BLOCK_DATA,&data))
+ return -1;
+ else {
+ memcpy(values, &data.block[1], _I2C_MIN(data.block[0], I2C_SMBUS_BLOCK_MAX));
+ return data.block[0];
+ }
+}
+
+static inline __s32 i2c_smbus_write_i2c_block_data(int file, __u8 command,
+ __u8 length,
+ const __u8 *values)
+{
+ union i2c_smbus_data data;
+ if (length > 32)
+ length = 32;
+ memcpy(&data.block[1], values, length);
+ data.block[0] = length;
+ return i2c_smbus_access(file,I2C_SMBUS_WRITE,command,
+ I2C_SMBUS_I2C_BLOCK_BROKEN, &data);
+}
+
+/* Returns the number of read bytes */
+static inline __s32 i2c_smbus_block_process_call(int file, __u8 command,
+ __u8 length, __u8 *values)
+{
+ union i2c_smbus_data data;
+ if (length > 32)
+ length = 32;
+ memcpy(&data.block[1], values, length);
+ data.block[0] = length;
+ if (i2c_smbus_access(file,I2C_SMBUS_WRITE,command,
+ I2C_SMBUS_BLOCK_PROC_CALL,&data))
+ return -1;
+ else {
+ memcpy(values, &data.block[1], _I2C_MIN(data.block[0], I2C_SMBUS_BLOCK_MAX));
+ return data.block[0];
+ }
+}
+
+#undef _I2C_MIN
+
+#endif /* _LINUX_I2C_DEV_H */
diff --git a/objects/i2craw.c b/objects/i2craw.c
new file mode 100644
index 0000000..a74cc49
--- /dev/null
+++ b/objects/i2craw.c
@@ -0,0 +1,245 @@
+/*
+ * Copyright 2004-present Facebook. All Rights Reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+#include <errno.h>
+#include <fcntl.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <sys/ioctl.h>
+#include <sys/stat.h>
+#include <sys/types.h>
+#include <unistd.h>
+#include <stdint.h>
+
+#include "i2c-dev.h"
+#include "log.h"
+
+void usage(const char *prog) {
+ printf("Usage: %s [options] <bus number> <slave address>\n", prog);
+ printf("\n Options:\n"
+ "\n\t-w 'bytes to write':\n"
+ "\t\t i2c write\n"
+ "\n\t-r <number of bytes to read>:\n"
+ "\t\t if 0 is provided, the first byte of read is used to determine\n"
+ "\t\t how many bytes more to read\n"
+ "\n\t-p:\n"
+ "\t\t Use PEC\n"
+ "\n\t-h:\n"
+ "\t\t Print this help\n"
+ "\n Note: if both '-w' and '-r' are specified, write will be"
+ "\n performed first, followed by read\n");
+}
+
+#define MAX_BYTES 255
+
+int g_use_pec = 0;
+int g_has_write = 0;
+int g_n_write = 0;
+uint8_t g_write_bytes[MAX_BYTES];
+int g_has_read = 0;
+int g_n_read = -1;
+uint8_t g_read_bytes[MAX_BYTES];
+uint8_t g_bus = -1;
+uint8_t g_slave_addr = 0xff;
+
+static int parse_byte_string(const char *str) {
+ const char *startptr = str;
+ char *endptr;
+ int total = 0;
+ unsigned long val;
+
+ do {
+ val = strtoul(startptr, &endptr, 0);
+ if (startptr == endptr) {
+ printf("'%s' is invalid\n", str);
+ return -1;
+ }
+ if (val > MAX_BYTES) {
+ printf("'%s' is invalid\n", str);
+ return -1;
+ }
+ g_write_bytes[total++] = val;
+ if (*endptr == '\0') {
+ break;
+ }
+ if (total >= MAX_BYTES) {
+ printf("'%s' is invalid\n", str);
+ return -1;
+ }
+ startptr = endptr;
+ } while(1);
+
+ return total;
+}
+
+static int i2c_open() {
+ int fd;
+ char fn[32];
+ int rc;
+
+ snprintf(fn, sizeof(fn), "/dev/i2c-%d", g_bus);
+ fd = open(fn, O_RDWR);
+ if (fd == -1) {
+ LOG_ERR(errno, "Failed to open i2c device %s", fn);
+ return -1;
+ }
+
+ rc = ioctl(fd, I2C_SLAVE, g_slave_addr);
+ if (rc < 0) {
+ LOG_ERR(errno, "Failed to open slave @ address 0x%x", g_slave_addr);
+ close(fd);
+ }
+
+ return fd;
+}
+
+static int i2c_io(int fd) {
+ struct i2c_rdwr_ioctl_data data;
+ struct i2c_msg msg[2];
+ int n_msg = 0;
+ int rc;
+
+ memset(&msg, 0, sizeof(msg));
+
+ if (g_has_write) {
+ msg[n_msg].addr = g_slave_addr;
+ msg[n_msg].flags = (g_use_pec) ? I2C_CLIENT_PEC : 0;
+ msg[n_msg].len = g_n_write;
+ msg[n_msg].buf = g_write_bytes;
+ n_msg++;
+ }
+
+ if (g_has_read) {
+ msg[n_msg].addr = g_slave_addr;
+ msg[n_msg].flags = I2C_M_RD
+ | ((g_use_pec) ? I2C_CLIENT_PEC : 0)
+ | ((g_n_read == 0) ? I2C_M_RECV_LEN : 0);
+ /*
+ * In case of g_n_read is 0, block length will be added by
+ * the underlying bus driver.
+ */
+ msg[n_msg].len = (g_n_read) ? g_n_read : 256;
+ msg[n_msg].buf = g_read_bytes;
+ if (g_n_read == 0) {
+ /* If we're using variable length block reads, we have to set the
+ * first byte of the buffer to at least one or the kernel complains.
+ */
+ g_read_bytes[0] = 1;
+ }
+ n_msg++;
+ }
+
+ data.msgs = msg;
+ data.nmsgs = n_msg;
+
+ rc = ioctl(fd, I2C_RDWR, &data);
+ if (rc < 0) {
+ LOG_ERR(errno, "Failed to do raw io");
+ return -1;
+ }
+
+ return 0;
+}
+
+int main(int argc, char * const argv[]) {
+ int i;
+ int fd;
+ int opt;
+ while ((opt = getopt(argc, argv, "hpw:r:")) != -1) {
+ switch (opt) {
+ case 'h':
+ usage(argv[0]);
+ return 0;
+ case 'p':
+ g_use_pec = 1;
+ break;
+ case 'w':
+ g_has_write = 1;
+ if ((g_n_write = parse_byte_string(optarg)) <= 0) {
+ usage(argv[0]);
+ return -1;
+ }
+ break;
+ case 'r':
+ g_has_read = 1;
+ g_n_read = atoi(optarg);
+ break;
+ default:
+ usage(argv[0]);
+ return -1;
+ }
+ }
+
+ /* make sure we still have arguments for bus and slave address */
+ if (optind + 2 != argc) {
+ printf("Bus or slave address is missing\n");
+ usage(argv[0]);
+ return -1;
+ }
+
+ g_bus = atoi(argv[optind]);
+ g_slave_addr = strtoul(argv[optind + 1], NULL, 0);
+ if ((g_slave_addr & 0x80)) {
+ printf("Slave address must be 7-bit\n");
+ return -1;
+ }
+
+ if (!g_has_write && !g_has_read) {
+ /* by default, read, first byte read is the length */
+ g_has_read = 1;
+ g_n_read = 0;
+ }
+
+ printf("Bus: %d\nDevice address: 0x%x\n", g_bus, g_slave_addr);
+ if (g_has_write) {
+ printf("To write %d bytes:", g_n_write);
+ for (i = 0; i < g_n_write; i++) {
+ printf(" 0x%x", g_write_bytes[i]);
+ }
+ printf("\n");
+ }
+ if (g_has_read) {
+ if (g_n_read) {
+ printf("To read %d bytes.\n", g_n_read);
+ } else {
+ printf("To read data.\n");
+ }
+ }
+
+ fd = i2c_open();
+ if (fd < 0) {
+ return -1;
+ }
+
+ if (i2c_io(fd) < 0) {
+ return -1;
+ }
+
+ if (g_has_read) {
+ printf("Received:\n ");
+ if (g_n_read == 0) {
+ g_n_read = g_read_bytes[0] + 1;
+ }
+ for (i = 0; i < g_n_read; i++) {
+ printf(" 0x%x", g_read_bytes[i]);
+ }
+ printf("\n");
+ }
+
+ return 0;
+}
diff --git a/objects/info.c b/objects/info.c
new file mode 100644
index 0000000..ab2d98c
--- /dev/null
+++ b/objects/info.c
@@ -0,0 +1,355 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <errno.h>
+#include <fcntl.h>
+#include <systemd/sd-bus.h>
+#include "i2c-dev.h"
+#include "log.h"
+
+const char *gService = "org.openbmc.Sensors";
+const char *gObjPath = "/org/openbmc/sensors/temperature/cpu0/core0";
+const char *gObjPath_o = "/org/openbmc/sensors/host/OccStatus";
+const char *gIntPath = "org.openbmc.SensorValue";
+
+const char *gService_c = "org.openbmc.control.Chassis";
+const char *gObjPath_c = "/org/openbmc/control/chassis0";
+const char *gIntPath_c = "org.openbmc.control.Chassis";
+//const char *chassis_iface = "org.openbmc.SensorValue";
+
+char *gMessage = NULL;
+sd_bus *bus = NULL;
+
+#define MAX_BYTES 255
+
+int g_use_pec = 0;
+int g_has_write = 1;
+int g_n_write = 0;
+uint8_t g_write_bytes[MAX_BYTES];
+int g_has_read = 1;
+int g_n_read = -1;
+uint8_t g_read_bytes[MAX_BYTES];
+uint8_t g_read_tmp[MAX_BYTES];
+uint8_t g_bus = -1;
+uint8_t g_slave_addr = 0xff;
+
+static int i2c_open() {
+ int fd;
+ char fn[32];
+ int rc;
+
+ g_bus = 6;
+ snprintf(fn, sizeof(fn), "/dev/i2c-%d", g_bus);
+ fd = open(fn, O_RDWR);
+ if (fd == -1) {
+ LOG_ERR(errno, "Failed to open i2c device %s", fn);
+ return -1;
+ }
+
+ g_slave_addr = 0x4f;
+ rc = ioctl(fd, I2C_SLAVE, g_slave_addr);
+ if (rc < 0) {
+ LOG_ERR(errno, "Failed to open slave @ address 0x%x", g_slave_addr);
+ close(fd);
+ }
+
+ return fd;
+}
+
+static int i2c_io(int fd) {
+ struct i2c_rdwr_ioctl_data data;
+ struct i2c_msg msg[2];
+ int n_msg = 0;
+ int rc;
+
+ memset(&msg, 0, sizeof(msg));
+
+ g_slave_addr = 0x5f;
+ g_use_pec = 0;
+ g_n_write = 3;
+ g_write_bytes[0] = 0xfc;
+ g_write_bytes[1] = 0x3;
+ g_write_bytes[2] = 0x0;
+
+
+ g_n_read = 5;
+
+
+ if (1) {
+ msg[n_msg].addr = g_slave_addr;
+ msg[n_msg].flags = (g_use_pec) ? I2C_CLIENT_PEC : 0;
+ msg[n_msg].len = g_n_write;
+ msg[n_msg].buf = g_write_bytes;
+ n_msg++;
+ }
+
+ if (1) {
+ msg[n_msg].addr = g_slave_addr;
+ msg[n_msg].flags = I2C_M_RD
+ | ((g_use_pec) ? I2C_CLIENT_PEC : 0)
+ | ((g_n_read == 0) ? I2C_M_RECV_LEN : 0);
+ /*
+ * In case of g_n_read is 0, block length will be added by
+ * the underlying bus driver.
+ */
+ msg[n_msg].len = (g_n_read) ? g_n_read : 256;
+ msg[n_msg].buf = g_read_bytes;
+ if (g_n_read == 0) {
+ /* If we're using variable length block reads, we have to set the
+ * first byte of the buffer to at least one or the kernel complains.
+ */
+ g_read_bytes[0] = 1;
+ }
+ n_msg++;
+ }
+
+ data.msgs = msg;
+ data.nmsgs = n_msg;
+
+ rc = ioctl(fd, I2C_RDWR, &data);
+ if (rc < 0) {
+ LOG_ERR(errno, "Failed to do raw io");
+ return -1;
+ }
+
+ return 0;
+}
+
+int get_hdd_status(void)
+{
+ int fd, i;
+ char *test;
+ test="Ken";
+ char str[10];
+ fd = i2c_open();
+ if (fd < 0) {
+ return -1;
+ }
+
+ if (i2c_io(fd) < 0) {
+ return -1;
+ }
+
+ //printf("Received:\n ");
+ if (g_n_read == 0) {
+ g_n_read = g_read_bytes[0] + 1;
+ }
+ for (i = 0; i < g_n_read; i++) {
+ //printf(" 0x%x", g_read_bytes[i]);
+ }
+ if ((g_read_tmp[2]!=g_read_bytes[2])||(g_read_tmp[3]!=g_read_bytes[3]))
+ {
+ sprintf(str, "HDD change:0x%x,0x%x", g_read_bytes[2], g_read_bytes[3]);
+
+ send_esel_to_dbus(str, "Low", "assoc", "hack", 3);
+ }
+
+ g_read_tmp[2]=g_read_bytes[2];
+ g_read_tmp[3]=g_read_bytes[3];
+
+}
+
+int send_esel_to_dbus(const char *desc, const char *sev, const char *details, uint8_t *debug, size_t debuglen) {
+
+ sd_bus *mbus = NULL;
+ sd_bus_error error = SD_BUS_ERROR_NULL;
+ sd_bus_message *reply = NULL, *m=NULL;
+ uint16_t x;
+ int r;
+ sd_bus_error_free(&error);
+
+ printf("add sel\n");
+ r = sd_bus_open_system(&mbus);
+ if (r < 0) {
+ fprintf(stderr, "Failed to connect to system bus: %s\n", strerror(-r));
+ goto finish;
+ }
+
+ r = sd_bus_message_new_method_call(mbus,&m,
+ "org.openbmc.records.events",
+ "/org/openbmc/records/events",
+ "org.openbmc.recordlog",
+ "acceptHostMessage");
+ if (r < 0) {
+ fprintf(stderr, "Failed to add the method object: %s\n", strerror(-r));
+ goto finish;
+ }
+
+ r = sd_bus_message_append(m, "sss", desc, sev, details);
+ if (r < 0) {
+ fprintf(stderr, "Failed add the message strings : %s\n", strerror(-r));
+ goto finish;
+ }
+
+ r = sd_bus_message_append_array(m, 'y', debug, debuglen);
+ if (r < 0) {
+ fprintf(stderr, "Failed to add the raw array of bytes: %s\n", strerror(-r));
+ goto finish;
+ }
+ // Call the IPMI responder on the bus so the message can be sent to the CEC
+ r = sd_bus_call(mbus, m, 0, &error, &reply);
+ if (r < 0) {
+ fprintf(stderr, "Failed to call the method: %s %s\n", __FUNCTION__, strerror(-r));
+ goto finish;
+ }
+ r = sd_bus_message_read(reply, "q", &x);
+ if (r < 0) {
+ fprintf(stderr, "Failed to get a rc from the method: %s\n", strerror(-r));
+ }
+
+finish:
+ sd_bus_error_free(&error);
+ sd_bus_message_unref(m);
+ sd_bus_message_unref(reply);
+ return r;
+}
+int start_system_information(void) {
+
+ sd_bus *bus;
+ sd_bus_slot *slot;
+ int r, x, rc,retry;
+ char *OccStatus;
+ r = -1;
+ while(r < 0) {
+ /* Connect to the user bus this time */
+ r = sd_bus_open_system(&bus);
+ if(r < 0){
+ fprintf(stderr, "Failed to connect to system bus: %s\n", strerror(-r));
+ sleep(1);
+ }
+ // goto finish;
+
+ }
+ // SD Bus error report mechanism.
+ sd_bus_error bus_error = SD_BUS_ERROR_NULL;
+ sd_bus_message *response = NULL, *m = NULL;;
+ sd_bus_error_free(&bus_error);
+ sd_bus_message_unref(response);
+// send_esel_to_dbus("desc", "sev", "assoc", "hack", 3);
+
+while(1){
+ sd_bus_error_free(&bus_error);
+
+
+
+ rc = sd_bus_call_method(bus, // On the System Bus
+ gService_c, // Service to contact
+ gObjPath_c, // Object path
+ gIntPath_c, // Interface name
+ "getPowerState", // Method to be called
+ &bus_error, // object to return error
+ &response, // Response message on success
+ NULL); // input message (string,byte)
+ // NULL); // First argument to getObjectFromId
+ //"BOARD_1"); // Second Argument
+ if(rc < 0)
+ {
+ fprintf(stderr, "Failed to resolve getPowerState to dbus: %s\n", bus_error.message);
+ r = sd_bus_open_system(&bus);
+ if(r < 0){
+ fprintf(stderr, "Failed to connect to system bus: %s\n", strerror(-r));
+ sleep(1);
+ }
+
+ goto finish;
+ }
+
+ rc = sd_bus_message_read(response, "i", &x);
+ if (rc < 0 )
+ {
+ fprintf(stderr, "Failed to parse response message:[%s]\n", strerror(-rc));
+ goto finish;
+ }
+ printf("PowerState value=[%d] \n",x);
+ if (x == 0 ) goto finish;
+ get_hdd_status();
+ sleep(1);
+ sd_bus_error_free(&bus_error);
+ rc = sd_bus_call_method(bus, // On the System Bus
+ gService, // Service to contact
+ gObjPath_o, // Object path
+ gIntPath, // Interface name
+ "getValue", // Method to be called
+ &bus_error, // object to return error
+ &response, // Response message on success
+ NULL); // input message (string,byte)
+ // NULL); // First argument to getObjectFromId
+ //"BOARD_1"); // Second Argument
+ if(rc < 0)
+ {
+ fprintf(stderr, "Failed to resolve fruid to dbus: %s\n", bus_error.message);
+ goto finish;
+ }
+
+ rc = sd_bus_message_read(response, "v","s", &OccStatus);
+ if (rc < 0 )
+ {
+ fprintf(stderr, "Failed to parse response message:[%s]\n", strerror(-rc));
+ goto finish;
+ }
+ printf("OCCtate value=[%s][%d] \n",OccStatus,strcmp(OccStatus, "Disable"));
+
+ if (strcmp(OccStatus, "Disable") != 1 ) goto finish;
+
+ rc = sd_bus_call_method(bus, // On the System Bus
+ gService, // Service to contact
+ gObjPath, // Object path
+ gIntPath, // Interface name
+ "getValue", // Method to be called
+ &bus_error, // object to return error
+ &response, // Response message on success
+ NULL); // input message (string,byte)
+ // NULL); // First argument to getObjectFromId
+ //"BOARD_1"); // Second Argument
+
+ if(rc < 0)
+ {
+ fprintf(stderr, "Failed to resolve fruid to dbus: %s\n", bus_error.message);
+ goto finish;
+ }
+
+ rc = sd_bus_message_read(response, "v","i", &x);
+ if (rc < 0 )
+ {
+ fprintf(stderr, "Failed to parse response message:[%s]\n", strerror(-rc));
+ goto finish;
+ }
+ printf("CPU value=[%d] \n",x);
+
+ if(x >= 90)
+ {
+ //printf("====Ken poweroff==== \n");
+ send_esel_to_dbus("CPU thermal trip", "High", "assoc", "hack", 3);
+ sd_bus_error_free(&bus_error);
+ rc = sd_bus_call_method(bus, // On the System Bus
+ gService_c, // Service to contact
+ gObjPath_c, // Object path
+ gIntPath_c, // Interface name
+ "powerOff", // Method to be called
+ &bus_error, // object to return error
+ &response, // Response message on success
+ NULL); // input message (string,byte)
+ // NULL); // First argument to getObjectFromId
+ //"BOARD_1"); // Second Argument
+
+ if(rc < 0)
+ {
+ fprintf(stderr, "Failed to resolve poweroff to dbus: %s\n", bus_error.message);
+ goto finish;
+ }
+
+ }
+
+ sleep(1);
+/// sd_bus_unref(bus);
+ finish:
+ sd_bus_unref(bus);
+ sleep(1);
+}
+ return r < 0 ? EXIT_FAILURE : EXIT_SUCCESS;
+}
+
+
+int main(int argc, char *argv[]) {
+
+ return start_system_information();
+}
diff --git a/objects/log.h b/objects/log.h
new file mode 100644
index 0000000..a69d69e
--- /dev/null
+++ b/objects/log.h
@@ -0,0 +1,59 @@
+/*
+ * Copyright 2014-present Facebook. All Rights Reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+#ifndef LOG_H
+#define LOG_H
+
+#include <stdio.h>
+#include <string.h>
+
+//#define DEBUG
+//#define VERBOSE
+
+#define _LOG(dst, fmt, ...) do { \
+ fprintf(dst, "%s:%d " fmt "\n", \
+ __FUNCTION__, __LINE__, ##__VA_ARGS__); \
+ fflush(dst); \
+} while(0)
+
+#define LOG_ERR(err, fmt, ...) do { \
+ char buf[128]; \
+ strerror_r(err, buf, sizeof(buf)); \
+ _LOG(stderr, "ERROR " fmt ": %s", ##__VA_ARGS__, buf); \
+} while(0)
+
+#define LOG_INFO(fmt, ...) do { \
+ _LOG(stdout, fmt, ##__VA_ARGS__); \
+} while(0)
+
+#ifdef DEBUG
+#define LOG_DBG(fmt, ...) do { \
+ _LOG(stdout, fmt, ##__VA_ARGS__); \
+} while(0)
+#else
+#define LOG_DBG(fmt, ...)
+#endif
+
+#ifdef VERBOSE
+#define LOG_VER(fmt, ...) do { \
+ _LOG(stdout, fmt, ##__VA_ARGS__); \
+} while(0)
+#else
+#define LOG_VER(fmt, ...)
+#endif
+
+#endif
--
2.7.1
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