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Only compile st7789 driver if necessary

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This commit is contained in:
Melissa LeBlanc-Williams 2023-04-04 16:03:12 -07:00
parent 60950ddddd
commit 5c5fb7995a
1 changed files with 31 additions and 9 deletions
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40
adafruit-pitft.py
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@ -19,7 +19,7 @@ except ImportError:
shell = Shell()
shell.group = 'PITFT'
__version__ = "3.3.0"
__version__ = "3.4.0"
"""
This is the main configuration. Displays should be placed in the order
@ -118,6 +118,7 @@ dtoverlay=pitft28-capacitive,{rotation}""",
"menulabel": "PiTFT Mini 1.3\" or 1.54\" display",
"product": "1.54\" or 1.3\" no touch",
"kernel_upgrade": True,
"kernel_module": "fb_st7789v",
"overlay_src": "overlays/minipitft13-overlay.dts",
"overlay_dest": "{boot_dir}/overlays/drm-minipitft13.dtbo",
"overlay": "dtoverlay=drm-minipitft13,rotation={pitftrot},fps=60",
@ -135,6 +136,7 @@ dtoverlay=pitft28-capacitive,{rotation}""",
"menulabel": "ST7789V 2.0\" no touch",
"product": "2.0\" no touch",
"kernel_upgrade": True,
"kernel_module": "fb_st7789v",
"overlay_src": "overlays/st7789v_240x320-overlay.dts",
"overlay_dest": "{boot_dir}/overlays/drm-st7789v_240x320.dtbo",
"overlay": "dtoverlay=drm-st7789v_240x320,rotate={pitftrot},fps=30",
@ -146,6 +148,7 @@ dtoverlay=pitft28-capacitive,{rotation}""",
"menulabel": "MiniPiTFT 1.14\" display",
"product": "1.14\" no touch",
"kernel_upgrade": True,
"kernel_module": "fb_st7789v",
"overlay_src": "overlays/minipitft114-overlay.dts",
"overlay_dest": "{boot_dir}/overlays/drm-minipitft114.dtbo",
"overlay": "dtoverlay=drm-minipitft114,rotation={pitftrot},fps=60",
@ -169,6 +172,7 @@ dtoverlay=pitft28-capacitive,{rotation}""",
"menulabel": "TFT 1.3\" Bonnet + Joystick",
"product": "1.3\" Joystick",
"kernel_upgrade": True,
"kernel_module": "fb_st7789v",
"overlay_src": "overlays/tftbonnet13-overlay.dts",
"overlay_dest": "{boot_dir}/overlays/drm-tftbonnet13.dtbo",
"overlay": "dtoverlay=drm-tftbonnet13,rotation={pitftrot},fps=60",
@ -265,6 +269,20 @@ def uninstall_etc_modules():
shell.pattern_replace("/etc/modules", 'fbtft_device')
return True
def is_kernel_upgrade_required(config = None):
"""Check if kernel upgrade is required"""
if not config:
config = pitft_config
if not config['kernel_upgrade']:
return False
module = config['kernel_module']
if shell.exists(f"/lib/modules/{shell.release()}/kernel/drivers/staging/fbtft/{module}.ko.xz"):
return False
if shell.exists(f"/lib/modules/{shell.release()}/kernel/drivers/staging/fbtft/{module}.ko"):
return False
return True
def install_drivers():
"""Compile display driver and overlay if required"""
if "overlay_src" in pitft_config and "overlay_dest" in pitft_config:
@ -272,7 +290,7 @@ def install_drivers():
destination = pitft_config['overlay_dest'].format(boot_dir=boot_dir)
shell.run_command("dtc --warning no-unit_address_vs_reg -I dts -O dtb -o {dest} {src}".format(dest=destination, src=pitft_config['overlay_src']))
if pitft_config['kernel_upgrade']:
if is_kernel_upgrade_required():
print("############# UPGRADING KERNEL ###############")
print("Updating packages...")
if not shell.run_command("sudo apt-get update", True):
@ -283,15 +301,19 @@ def install_drivers():
print("Installing Kernel Headers. This may take a few minutes...")
if not shell.run_command("apt-get install -y raspberrypi-kernel-headers", True):
warn_exit("Apt failed to install software!")
if not shell.isdir("/lib/modules/{}/build".format(shell.release())):
warn_exit("Kernel was updated, but needs to be loaded. Please reboot now and re-run script!")
# If the kernel was upgraded, a build folder should exist once it has been loaded
module = pitft_config['kernel_module']
if not shell.isdir(f"/lib/modules/{shell.release()}/build"):
warn_exit(f"Kernel headers build folder for {shell.release()}, not found. Please reboot now and re-run script!")
print("Compiling and installing display driver...")
shell.pushd("st7789_module")
if not shell.run_command("make"):
warn_exit("Apt failed to compile ST7789V drivers!")
shell.run_command("mv /lib/modules/{rel}/kernel/drivers/staging/fbtft/fb_st7789v.ko /lib/modules/{rel}/kernel/drivers/staging/fbtft/fb_st7789v.BACK".format(rel=shell.release()))
shell.run_command("mv fb_st7789v.ko /lib/modules/{rel}/kernel/drivers/staging/fbtft/fb_st7789v.ko".format(rel=shell.release()))
shell.run_command(f"mv /lib/modules/{shell.release()}/kernel/drivers/staging/fbtft/{module}.ko /lib/modules/{shell.release()}/kernel/drivers/staging/fbtft/{module}.BACK")
shell.run_command(f"mv {module}.ko /lib/modules/{shell.release()}/kernel/drivers/staging/fbtft/{module}.ko")
shell.popd()
# We may need to unzip the /lib/modules/6.1.19-v8+/kernel/drivers/staging/fbtft/fb_st7789v.ko.xz file
return True
def update_configtxt(rotation_override=None):
@ -606,19 +628,19 @@ Run time of up to 5 minutes. Reboot required!
if display in [str(x) for x in range(1, len(config) + 1)]:
pitft_config = config[int(display) - 1]
print("Display Type: {}".format(pitft_config["menulabel"]))
if pitft_config['kernel_upgrade']:
if is_kernel_upgrade_required():
print("WARNING! WILL UPGRADE YOUR KERNEL TO LATEST")
elif display in get_config_types():
pitft_config = get_config(display)
print("Display Type: {}".format(pitft_config["menulabel"]))
if pitft_config['kernel_upgrade']:
if is_kernel_upgrade_required():
print("WARNING! WILL UPGRADE YOUR KERNEL TO LATEST")
else:
# Build menu from config
selections = []
for item in config:
option = "{} ({}x{})".format(item['menulabel'], item['width'], item['height'])
if item['kernel_upgrade']:
if is_kernel_upgrade_required(item):
option += " - WARNING! WILL UPGRADE YOUR KERNEL TO LATEST"
selections.append(option)
selections.append("Uninstall PiTFT")