![© 17
[…]
"mpc5567evb-1": {
"ports": {
"ethernet": {
"type": "ethernet",
"ports": {
"ip-1": {
"type": "ip",
"device":
"192.168.255.1",
"ports": {
"alpha": {
"gdb": {
"type":
"udp",
"port": 1234
}
}
}
}
}
},
"serials": {
"alpha": {
"type": "serial",
"device": "41b5177c",
"config": {
"bps": 115200
}
}
},
"switches": {
"power": {
"type": "relay",
"relay": 5,
"device": "d49c1819"
},
"debug": {
"type": "relay",
"relay": 6,
"device": "d49c1819"
}
}
}
}
[…]
$ cat targets.json](https://image.slidesharecdn.com/20180524iotosisfarjump-180525160746/85/The-GNU-Debugger-GDB-for-the-benefit-of-Embedded-Engineering-36-320.jpg)
![© 18
[…]
"mpc5567evb-1": {
[…]
"scenarios": {
"modes": {
"power": {
"states": {
"switches.power": "on"
},
"debug": {
"states": {
"switches.reset": "on",
"switches.debug": "on"
}
}
}
}
}
}
[…]
$ cat targets.json](https://image.slidesharecdn.com/20180524iotosisfarjump-180525160746/85/The-GNU-Debugger-GDB-for-the-benefit-of-Embedded-Engineering-37-320.jpg)
![© 19
[…]
"mpc5567evb-1": {
[…]
"labels": {
"arch": "powerpc",
"cpu": "e200",
"board": "mpc5567evb"
}
}
[…]
$ cat targets.json](https://image.slidesharecdn.com/20180524iotosisfarjump-180525160746/85/The-GNU-Debugger-GDB-for-the-benefit-of-Embedded-Engineering-38-320.jpg)
![© 21
$ maestro target lock --expiration=12h mpc5567evb-1
mpc5567evb-1
$
[
{
"id": "c4333646",
"name": "mpc5567evb-1",
"lock": {
"timestamp": "2017-12-18T14:48:40.579543034Z",
"expiration": 43200000000000,
"user": {
"id": "julio"
}
},
"configuration": {
[…]
}
}
]
$ maestro target inspect mpc5567evb-1](https://image.slidesharecdn.com/20180524iotosisfarjump-180525160746/85/The-GNU-Debugger-GDB-for-the-benefit-of-Embedded-Engineering-45-320.jpg)
![© 25
Usage: maestro target port drive mpc5567evb-1 serials.alpha [command]
Available Commands:
attach Attach local standard intput and output streams to a serial device
read Read data from a serial device.
virtual Create a virtual serial device
write Write data to a serial device.
Flags:
--bps=uint Serial line baudrate in bytes per second.
--min=uint Minimum read size. Block until this amount of bytes is received.
(defaults to "1")
$
$ maestro target port drive mpc5567evb-1 serials.alpha --help](https://image.slidesharecdn.com/20180524iotosisfarjump-180525160746/85/The-GNU-Debugger-GDB-for-the-benefit-of-Embedded-Engineering-59-320.jpg)
![© 25
Usage: maestro target port drive mpc5567evb-1 serials.alpha [command]
Available Commands:
attach Attach local standard intput and output streams to a serial device
read Read data from a serial device.
virtual Create a virtual serial device
write Write data to a serial device.
Flags:
--bps=uint Serial line baudrate in bytes per second.
--min=uint Minimum read size. Block until this amount of bytes is received.
(defaults to "1")
$
$ maestro target port drive mpc5567evb-1 serials.alpha --help
12 bytes written in 176.031µs
$ echo 'hello world' | maestro target port drive mpc5567evb-1 serials.alpha write](https://image.slidesharecdn.com/20180524iotosisfarjump-180525160746/85/The-GNU-Debugger-GDB-for-the-benefit-of-Embedded-Engineering-60-320.jpg)
The GNU Debugger GDB for the benefit of Embedded Engineering
- 1. © Le logiciel dévore le monde — Marc Andreessen • s Embedded Software Made Easy The GNU Debugger for the benefit of Embedded Engineering
- 2. Embedded Software Made Easy 2 Embedded Software Engineering
- 3. Embedded Software Made Easy 3 The State of Embedded Engineering 1. Extra Hardware
- 4. Embedded Software Made Easy 3 The State of Embedded Engineering 1. Extra Hardware 2. Task-Specific Setup
- 5. Embedded Software Made Easy 3 The State of Embedded Engineering 1. Extra Hardware 3. Manual Setup 2. Task-Specific Setup
- 6. Embedded Software Made Easy 3 The State of Embedded Engineering 1. Extra Hardware 3. Manual Setup 2. Task-Specific Setup 4. Task-Specific Tools & Environment
- 9. Embedded Software Made Easy Unified Embedded Software Engineering 6 MIPS PowerPC Filter & Select the Hardware 1
- 10. Embedded Software Made Easy Unified Embedded Software Engineering 6 MIPS PowerPC Filter & Select the Hardware 1 Lock the Hardware 2
- 11. Embedded Software Made Easy Unified Embedded Software Engineering 6 MIPS PowerPC Filter & Select the Hardware 1 Lock the Hardware 2 Interface with the Hardware Ports 3
- 12. Embedded Software Made Easy Unified Embedded Software Engineering 6 MIPS PowerPC Filter & Select the Hardware 1 Lock the Hardware 2 Prototype, Program, Debug or Test 4 Interface with the Hardware Ports 3
- 13. Embedded Software Made Easy Unified Embedded Software Engineering 6 MIPS PowerPC Filter & Select the Hardware 1 Lock the Hardware 2 Prototype, Program, Debug or Test 4 Interface with the Hardware Ports 3 Unlock the Hardware 5
- 14. 7 How much time to blink a LED? https://youtu.be/niSBhjHa22I
- 15. Embedded Software Made Easy 8 Alpha Embedded System-Level GDB Server
- 16. Embedded Software Made Easy 8 Alpha Embedded System-Level GDB Server
- 17. Embedded Software Made Easy 8 GDB Alpha Embedded System-Level GDB Server
- 18. Embedded Software Made Easy 8 GDB GDB Protocol Alpha Embedded System-Level GDB Server
- 19. Embedded Software Made Easy 9 Alpha Embedded System-Level GDB Server Baremetal Software Hardware
- 20. Embedded Software Made Easy 9 Alpha Embedded System-Level GDB Server Software Hardware User Space Kernel Space OS Drivers DriversKernel Services Applications
- 21. Embedded Software Made Easy10 Maestro Hardware-as-a-Service Server Integrations Engineers Legacy Tools Hardware Systems USB Ethernet Switch Serial
- 22. Embedded Software Made Easy10 Maestro Hardware-as-a-Service Server Integrations Engineers Legacy Tools Hardware Systems USB Ethernet Switch Serial
- 23. Embedded Software Made Easy10 Maestro Hardware-as-a-Service Shell Command-Line Interface Server Integrations Engineers Legacy Tools Hardware Systems USB Ethernet Switch Serial
- 24. Embedded Software Made Easy10 Maestro Hardware-as-a-Service Shell Command-Line Interface Programming Library {API} Server Integrations Engineers Legacy Tools Hardware Systems USB Ethernet Switch Serial
- 25. Embedded Software Made Easy10 Maestro Hardware-as-a-Service Shell Command-Line Interface Programming Library {API} Virtual Interfaces Server Integrations Engineers Legacy Tools Hardware Systems USB Ethernet Switch Serial
- 26. Embedded Software Made Easy 11 Maestro Hardware-as-a-Service Hardware Targets Microcontrollers, SoCs, FPGAs, DSPs, development boards, etc.
- 27. Embedded Software Made Easy Ports 11 Maestro Hardware-as-a-Service Maestro Server Maestro’s configuration file describing the targets it is connected to. Hardware Targets Microcontrollers, SoCs, FPGAs, DSPs, development boards, etc. Ethernet, Serial, Switch, USB
- 28. Embedded Software Made Easy PortsTCP Networking 11 Maestro Clients • CLI: day-to-day target management and access; fast shell scripting. • API: software integration of Maestro features into new or existing software tools. Maestro Hardware-as-a-Service Maestro Server Maestro’s configuration file describing the targets it is connected to. Hardware Targets Microcontrollers, SoCs, FPGAs, DSPs, development boards, etc. Ethernet, Serial, Switch, USB
- 29. Embedded Software Made Easy 12 Targets General-Purpose Server running Maestro in server mode General-Purpose HUBs to connect the Targets to the Server: USB HUBs, ethernet switch, relays
- 30. Embedded Software Made Easy Targets General-Purpose Server running Maestro in server mode General-Purpose HUBs to connect the Targets to the Server: USB HUBs, ethernet switch, relays
- 31. Embedded Software Made Easy 14 Server running Maestro in server mode HUBs to connect the Targets to the Server: USB HUBs, ethernet switch, relays Targets
- 32. Embedded Software Made Easy 15 Demo Time !
- 34. © 16 DEVICE ID NAME DRIVER BOUNDARY d49c1819 KMTronic U8CR relay device 41b5177c USB-Serial Converter serial device 5e57e906 USB-Serial Converter serial port 9b2c4cda USB-Serial Converter serial port a4922b30 USB-Serial Converter serial port bae537e2 USB-Serial Converter serial port 10e84693 USB-Serial Converter serial port $ maestro device list
- 36. © 17 […] "mpc5567evb-1": { "ports": { "ethernet": { "type": "ethernet", "ports": { "ip-1": { "type": "ip", "device": "192.168.255.1", "ports": { "alpha": { "gdb": { "type": "udp", "port": 1234 } } } } } }, "serials": { "alpha": { "type": "serial", "device": "41b5177c", "config": { "bps": 115200 } } }, "switches": { "power": { "type": "relay", "relay": 5, "device": "d49c1819" }, "debug": { "type": "relay", "relay": 6, "device": "d49c1819" } } } } […] $ cat targets.json
- 37. © 18 […] "mpc5567evb-1": { […] "scenarios": { "modes": { "power": { "states": { "switches.power": "on" }, "debug": { "states": { "switches.reset": "on", "switches.debug": "on" } } } } } } […] $ cat targets.json
- 38. © 19 […] "mpc5567evb-1": { […] "labels": { "arch": "powerpc", "cpu": "e200", "board": "mpc5567evb" } } […] $ cat targets.json
- 40. © 20 TARGET ID NAME LOCKED COMMENT c4333646 mpc5567evb-1 false 24d58d09 qemu-powerpc-e500mc false f52c26de rpi-1 false 9cf2b38a rpi-2 false 03d1ecd9 rpi-3 false fc5e2193 rpi-4 false 7ecb7faa rpi-5 false $ $ maestro target list
- 41. © 20 TARGET ID NAME LOCKED COMMENT c4333646 mpc5567evb-1 false 24d58d09 qemu-powerpc-e500mc false f52c26de rpi-1 false 9cf2b38a rpi-2 false 03d1ecd9 rpi-3 false fc5e2193 rpi-4 false 7ecb7faa rpi-5 false $ $ maestro target list $ maestro target list --label arch=powerpc TARGET ID NAME LOCKED COMMENT c4333646 mpc5567evb-1 false 24d58d09 qemu-powerpc-e500mc false $
- 42. © 20 TARGET ID NAME LOCKED COMMENT c4333646 mpc5567evb-1 false 24d58d09 qemu-powerpc-e500mc false f52c26de rpi-1 false 9cf2b38a rpi-2 false 03d1ecd9 rpi-3 false fc5e2193 rpi-4 false 7ecb7faa rpi-5 false $ $ maestro target list $ maestro target list --label arch=powerpc TARGET ID NAME LOCKED COMMENT c4333646 mpc5567evb-1 false 24d58d09 qemu-powerpc-e500mc false $$ maestro target list --label arch=powerpc --label cpu=e200 TARGET ID NAME LOCKED COMMENT c4333646 mpc5567evb-1 false
- 43. © 21 Locking a Target
- 44. © 21 $ maestro target lock --expiration=12h mpc5567evb-1 mpc5567evb-1 $
- 45. © 21 $ maestro target lock --expiration=12h mpc5567evb-1 mpc5567evb-1 $ [ { "id": "c4333646", "name": "mpc5567evb-1", "lock": { "timestamp": "2017-12-18T14:48:40.579543034Z", "expiration": 43200000000000, "user": { "id": "julio" } }, "configuration": { […] } } ] $ maestro target inspect mpc5567evb-1
- 46. © 22 Waiting for a Target
- 47. © 22 mpc5567evb-1 $ $ maestro target lock --expiration=12h mpc5567evb-1
- 48. © 22 mpc5567evb-1 $$ maestro target lock mpc5567evb-1 Couldn’t lock the target mpc5567evb-1 $ $ maestro target lock --expiration=12h mpc5567evb-1
- 49. © 22 mpc5567evb-1 $$ maestro target lock mpc5567evb-1 Couldn’t lock the target mpc5567evb-1 $ 12 hours later mpc5567evb-1 $ maestro target lock mpc5567evb-1 --wait=13h $ maestro target lock --expiration=12h mpc5567evb-1
- 50. © 23 Managing Target Modes
- 51. © 23 MODE STATE . !"" power OFF !"" debug INHERITED $ $ maestro target mode get -r mpc5567evb-1
- 52. © 23 MODE STATE . !"" power OFF !"" debug INHERITED $ $ maestro target mode get -r mpc5567evb-1 MODE STATE . !"" power ON !"" debug ON $ $ maestro target mode set -r mpc5567evb-1 debug on
- 53. © 23 MODE STATE . !"" power OFF !"" debug INHERITED $ $ maestro target mode get -r mpc5567evb-1 MODE STATE . !"" power ON !"" debug ON $ $ maestro target mode set -r mpc5567evb-1 debug on MODE STATE . !"" power ON !"" debug OFF $ maestro target mode set -r mpc5567evb-1 debug off
- 54. © 24 Listing Target Ports
- 55. © 24 PORT TYPE #"" serials $ !"" alpha serial #"" switches $ #"" reset switch $ #"" power switch $ !"" debug switch !"" ethernet ethernet !"" ip-1 ip !"" alpha !"" gdb udp $ $ maestro target port list mpc5567evb-1
- 56. © 24 PORT TYPE #"" serials $ !"" alpha serial #"" switches $ #"" reset switch $ #"" power switch $ !"" debug switch !"" ethernet ethernet !"" ip-1 ip !"" alpha !"" gdb udp $ $ maestro target port list mpc5567evb-1 $ maestro target port list mpc5567evb-1 --label fj.alpha.debug PORT TYPE !"" ethernet ethernet !"" ip-1 ip !"" alpha !"" gdb udp $
- 57. © 24 PORT TYPE #"" serials $ !"" alpha serial #"" switches $ #"" reset switch $ #"" power switch $ !"" debug switch !"" ethernet ethernet !"" ip-1 ip !"" alpha !"" gdb udp $ $ maestro target port list mpc5567evb-1 $ maestro target port list mpc5567evb-1 --label fj.alpha.debug PORT TYPE !"" ethernet ethernet !"" ip-1 ip !"" alpha !"" gdb udp $$ maestro target port list mpc5567evb-1 --label fj.alpha.console PORT TYPE !"" serials !"" alpha serial
- 58. © 25 Driving Target Ports
- 59. © 25 Usage: maestro target port drive mpc5567evb-1 serials.alpha [command] Available Commands: attach Attach local standard intput and output streams to a serial device read Read data from a serial device. virtual Create a virtual serial device write Write data to a serial device. Flags: --bps=uint Serial line baudrate in bytes per second. --min=uint Minimum read size. Block until this amount of bytes is received. (defaults to "1") $ $ maestro target port drive mpc5567evb-1 serials.alpha --help
- 60. © 25 Usage: maestro target port drive mpc5567evb-1 serials.alpha [command] Available Commands: attach Attach local standard intput and output streams to a serial device read Read data from a serial device. virtual Create a virtual serial device write Write data to a serial device. Flags: --bps=uint Serial line baudrate in bytes per second. --min=uint Minimum read size. Block until this amount of bytes is received. (defaults to "1") $ $ maestro target port drive mpc5567evb-1 serials.alpha --help 12 bytes written in 176.031µs $ echo 'hello world' | maestro target port drive mpc5567evb-1 serials.alpha write
- 61. © 26 Creating Virtual Target Ports of their remote physical counterparts
- 62. © 26 /dev/pts/23 $ $ maestro target port drive mpc5567evb-1 serials.alpha virtual
- 63. © 26 /dev/pts/23 $ $ maestro target port drive mpc5567evb-1 serials.alpha virtual udp://127.0.0.1:43840 $ maestro target port drive mpc5567evb-1 ethernet.ip-1.alpha.gdb virtual
- 65. 28 GDB Scripting Example Embedded Program’s Execution Benchmark https://youtu.be/iFvImG3TzFc
- 66. 29 GDB Scripting Example Embedded Program’s Awareness https://youtu.be/LJ88V5lfcsM