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MicroPython: Avoid heap allocations in all C++ modules. #711

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merged 23 commits into from
Mar 17, 2023
Merged

MicroPython: Avoid heap allocations in all C++ modules. #711

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b74b371
JPEGDEC: Don't pass filename through std::string.
Gadgetoid Mar 10, 2023
375df60
PicoGraphics: Switch to string_view.
Gadgetoid Mar 10, 2023
73f50e4
Hershey Fonts: Replace map lookup to avoid std::string.
Gadgetoid Mar 10, 2023
59ae107
BME280: Avoid runtime memory allocation.
Gadgetoid Mar 13, 2023
bcebccc
BME68X: Avoid runtime memory allocation.
Gadgetoid Mar 13, 2023
1f0302b
BME280: Check read status and throw error on fail.
Gadgetoid Mar 13, 2023
a0ab440
BMP280: Avoid runtime memory allocation.
Gadgetoid Mar 13, 2023
157841f
MicroPython: Add tracked alloc/free class helpers.
Gadgetoid Mar 13, 2023
e4cb7ce
Pico RGB Keypad: Use tracked alloc.
Gadgetoid Mar 13, 2023
dd7ea6f
Pico Scroll: Use tracked alloc.
Gadgetoid Mar 13, 2023
aa91450
Pico Unicorn: Use tracked alloc.
Gadgetoid Mar 13, 2023
a45eeb1
Pico Wireless: Use tracked alloc.
Gadgetoid Mar 13, 2023
af2b74d
Servo/Motor/PWM: Avoid runtime memory alloc.
Gadgetoid Mar 13, 2023
9964ed7
Servo/Motor: Use m_new instead of new.
Gadgetoid Mar 13, 2023
bd3651d
Pico RGB Keypad: Refactor to class.
Gadgetoid Mar 13, 2023
0443135
Pico Scroll: Refactor to class.
Gadgetoid Mar 13, 2023
3eb4233
Pico Unicorn: Refactor into class.
Gadgetoid Jul 25, 2022
f2751ba
Pico Unicorn: Add support for PicoGraphics.
Gadgetoid Mar 16, 2023
b83bdbf
MicroPython: Pico W parity with Pico build.
Gadgetoid Mar 16, 2023
1b0b783
Pico Scroll: Add support for PicoGraphics.
Gadgetoid Mar 16, 2023
f9b46ba
Pico Scroll: PicoGraphics scrolling text example.
Gadgetoid Mar 16, 2023
bb004e0
Badger: Deprecate firmware builds.
Gadgetoid Mar 17, 2023
587588d
CI: Bump MicroPython to 05bb260.
Gadgetoid Mar 17, 2023
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172 changes: 0 additions & 172 deletions .github/workflows/micropython-badger2040.yml
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This file was deleted.

164 changes: 0 additions & 164 deletions .github/workflows/micropython-badger2040w.yml
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2 changes: 1 addition & 1 deletion .github/workflows/micropython-picow.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -7,7 +7,7 @@ on:
types: [created]

env:
MICROPYTHON_VERSION: 294098d28e2bad0ac0aad0d72595d11a82798096
MICROPYTHON_VERSION: 05bb26010e4a466a82cfed179f8d8d0b406a78ca

jobs:
deps:
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2 changes: 1 addition & 1 deletion .github/workflows/micropython.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -7,7 +7,7 @@ on:
types: [created]

env:
MICROPYTHON_VERSION: 294098d28e2bad0ac0aad0d72595d11a82798096
MICROPYTHON_VERSION: 05bb26010e4a466a82cfed179f8d8d0b406a78ca

jobs:
deps:
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5 changes: 4 additions & 1 deletion drivers/bme280/bme280.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -11,7 +11,10 @@ namespace pimoroni {
gpio_pull_up(interrupt);
}

device.intf_ptr = new i2c_intf_ptr{.i2c = i2c, .address = address};
i2c_interface.i2c = i2c;
i2c_interface.address = address;

device.intf_ptr = &i2c_interface;
device.intf = bme280_intf::BME280_I2C_INTF;
device.read = (bme280_read_fptr_t)&read_bytes;
device.write = (bme280_write_fptr_t)&write_bytes;
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2 changes: 2 additions & 0 deletions drivers/bme280/bme280.hpp
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Original file line number Diff line number Diff line change
Expand Up @@ -26,6 +26,8 @@ namespace pimoroni {
bool status;
};

i2c_intf_ptr i2c_interface;

bool debug = false;

bool init();
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4 changes: 3 additions & 1 deletion drivers/bme68x/bme68x.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -11,8 +11,10 @@ namespace pimoroni {
gpio_pull_up(interrupt);
}

device.intf_ptr = new i2c_intf_ptr{.i2c = i2c, .address = address};
i2c_interface.i2c = i2c;
i2c_interface.address = address;

device.intf_ptr = &i2c_interface;
device.intf = bme68x_intf::BME68X_I2C_INTF;
device.read = (bme68x_read_fptr_t)&read_bytes;
device.write = (bme68x_write_fptr_t)&write_bytes;
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2 changes: 2 additions & 0 deletions drivers/bme68x/bme68x.hpp
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Original file line number Diff line number Diff line change
Expand Up @@ -18,6 +18,8 @@ namespace pimoroni {
int8_t address;
};

i2c_intf_ptr i2c_interface;

bool debug = true;

bool init();
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