first attempt at gcc
This commit is contained in:
parent
e71c521032
commit
bed51bf8e3
5 changed files with 292 additions and 129 deletions
130
Cargo.lock
generated
130
Cargo.lock
generated
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@ -8,28 +8,13 @@ version = "0.7.4"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "96d30a06541fbafbc7f82ed10c06164cfbd2c401138f6addd8404629c4b16711"
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[[package]]
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name = "atomic-polyfill"
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version = "1.0.3"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "8cf2bce30dfe09ef0bfaef228b9d414faaf7e563035494d7fe092dba54b300f4"
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dependencies = [
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"critical-section",
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]
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[[package]]
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name = "autocfg"
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version = "1.1.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "d468802bab17cbc0cc575e9b053f41e72aa36bfa6b7f55e3529ffa43161b97fa"
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[[package]]
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name = "bare-metal"
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version = "0.2.5"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "5deb64efa5bd81e31fcd1938615a6d98c82eafcbcd787162b6f63b91d6bac5b3"
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dependencies = [
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"rustc_version 0.2.3",
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"rustc_version",
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]
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[[package]]
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@ -242,15 +227,6 @@ version = "2.3.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "1d758ba1b47b00caf47f24925c0074ecb20d6dfcffe7f6d53395c0465674841a"
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[[package]]
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name = "hash32"
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version = "0.2.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "b0c35f58762feb77d74ebe43bdbc3210f09be9fe6742234d573bacc26ed92b67"
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dependencies = [
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"byteorder",
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]
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[[package]]
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name = "hash32"
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version = "0.3.1"
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@ -260,26 +236,13 @@ dependencies = [
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"byteorder",
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]
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[[package]]
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name = "heapless"
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version = "0.7.17"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "cdc6457c0eb62c71aac4bc17216026d8410337c4126773b9c5daba343f17964f"
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dependencies = [
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"atomic-polyfill",
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"hash32 0.2.1",
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"rustc_version 0.4.0",
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"spin",
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"stable_deref_trait",
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]
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[[package]]
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name = "heapless"
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version = "0.8.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "0bfb9eb618601c89945a70e254898da93b13be0388091d42117462b265bb3fad"
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dependencies = [
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"hash32 0.3.1",
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"hash32",
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"stable_deref_trait",
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]
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@ -292,16 +255,6 @@ dependencies = [
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"either",
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]
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[[package]]
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name = "lock_api"
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version = "0.4.11"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "3c168f8615b12bc01f9c17e2eb0cc07dcae1940121185446edc3744920e8ef45"
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dependencies = [
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"autocfg",
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"scopeguard",
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]
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[[package]]
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name = "naxgcc-fw"
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version = "0.1.0"
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@ -311,11 +264,13 @@ dependencies = [
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"defmt",
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"defmt-rtt",
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"embedded-hal",
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"fugit",
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"packed_struct",
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"panic-halt",
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"panic-probe",
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"rp2040-boot2",
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"rp2040-hal",
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"usb-device 0.3.1",
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"usb-device",
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"usbd-human-interface-device",
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]
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@ -343,15 +298,6 @@ dependencies = [
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"num_enum_derive 0.5.11",
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]
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[[package]]
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name = "num_enum"
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version = "0.6.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "7a015b430d3c108a207fd776d2e2196aaf8b1cf8cf93253e3a097ff3085076a1"
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dependencies = [
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"num_enum_derive 0.6.1",
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]
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[[package]]
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name = "num_enum"
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version = "0.7.2"
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@ -372,17 +318,6 @@ dependencies = [
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"syn 1.0.109",
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]
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[[package]]
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name = "num_enum_derive"
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version = "0.6.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "96667db765a921f7b295ffee8b60472b686a51d4f21c2ee4ffdb94c7013b65a6"
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dependencies = [
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"proc-macro2",
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"quote",
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"syn 2.0.52",
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]
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[[package]]
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name = "num_enum_derive"
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version = "0.7.2"
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@ -453,12 +388,6 @@ dependencies = [
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"paste",
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]
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[[package]]
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name = "portable-atomic"
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version = "1.6.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "7170ef9988bc169ba16dd36a7fa041e5c4cbeb6a35b76d4c03daded371eae7c0"
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[[package]]
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name = "proc-macro-error"
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version = "1.0.4"
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@ -541,7 +470,7 @@ dependencies = [
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"rand_core",
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"rp2040-hal-macros",
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"rp2040-pac",
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"usb-device 0.2.9",
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"usb-device",
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"vcell",
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"void",
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]
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@ -576,24 +505,9 @@ version = "0.2.3"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "138e3e0acb6c9fb258b19b67cb8abd63c00679d2851805ea151465464fe9030a"
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dependencies = [
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"semver 0.9.0",
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"semver",
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]
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[[package]]
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name = "rustc_version"
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version = "0.4.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "bfa0f585226d2e68097d4f95d113b15b83a82e819ab25717ec0590d9584ef366"
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dependencies = [
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"semver 1.0.22",
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]
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[[package]]
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name = "scopeguard"
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version = "1.2.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "94143f37725109f92c262ed2cf5e59bce7498c01bcc1502d7b9afe439a4e9f49"
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[[package]]
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name = "semver"
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version = "0.9.0"
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@ -603,27 +517,12 @@ dependencies = [
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"semver-parser",
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]
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[[package]]
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name = "semver"
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version = "1.0.22"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "92d43fe69e652f3df9bdc2b85b2854a0825b86e4fb76bc44d945137d053639ca"
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[[package]]
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name = "semver-parser"
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version = "0.7.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "388a1df253eca08550bef6c72392cfe7c30914bf41df5269b68cbd6ff8f570a3"
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[[package]]
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name = "spin"
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version = "0.9.8"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "6980e8d7511241f8acf4aebddbb1ff938df5eebe98691418c4468d0b72a96a67"
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dependencies = [
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"lock_api",
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]
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[[package]]
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name = "stable_deref_trait"
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version = "1.2.0"
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@ -689,16 +588,8 @@ name = "usb-device"
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version = "0.2.9"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "1f6cc3adc849b5292b4075fc0d5fdcf2f24866e88e336dd27a8943090a520508"
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[[package]]
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name = "usb-device"
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version = "0.3.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "e73e438f527e567fb3982f2370967821fab4f5aea84c42e218a211dd2002b6a2"
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dependencies = [
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"heapless 0.7.17",
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"num_enum 0.6.1",
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"portable-atomic",
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"defmt",
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]
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[[package]]
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@ -707,13 +598,14 @@ version = "0.4.5"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "d69710303c06f23a1259d086bfb241212ae1ccfb5d582ebd596bb042d662ed73"
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dependencies = [
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"defmt",
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"frunk",
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"fugit",
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"heapless 0.8.0",
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"heapless",
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"num_enum 0.7.2",
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"option-block",
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"packed_struct",
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"usb-device 0.2.9",
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"usb-device",
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]
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[[package]]
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@ -7,16 +7,18 @@ edition = "2021"
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[dependencies]
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rp2040-hal = { version = "0.9.2", features = ["rt", "critical-section-impl"] }
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usbd-human-interface-device = "0.4.5"
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usb-device = "0.3.1"
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usbd-human-interface-device = { version = "0.4.5", features = ["defmt"] }
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usb-device = "0.2"
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cortex-m = "0.7.7"
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cortex-m-rt = "0.7.3"
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embedded-hal = { version = "0.2.7", features = ["unproven"] }
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panic-probe = "0.3.1"
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panic-halt = "0.2.0"
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defmt = "0.3.6"
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defmt-rtt = "0.4.0"
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rp2040-boot2 = "0.3.0"
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fugit = "0.3.7"
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packed_struct = { version = "0.10.1", default_features = false }
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panic-halt = "0.2.0"
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# cargo build/run
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[profile.dev]
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@ -83,7 +83,7 @@
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devShells.default = pkgs.mkShell {
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nativeBuildInputs = builtins.attrValues {
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inherit rustToolchain;
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inherit (pkgs) gcc-arm-embedded flip-link elf2uf2-rs;
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inherit (pkgs) gcc-arm-embedded flip-link elf2uf2-rs picotool;
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};
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inherit RUSTFLAGS CARGO_BUILD_TARGET;
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214
src/gcc_hid.rs
Normal file
214
src/gcc_hid.rs
Normal file
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@ -0,0 +1,214 @@
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use core::default::Default;
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use defmt::unwrap;
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use packed_struct::{derive::PackedStruct, prelude::packed_bits, types::Integer, PackedStruct};
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use usb_device::bus::{UsbBus, UsbBusAllocator};
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use usbd_human_interface_device::{
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descriptor::InterfaceProtocol,
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device::DeviceClass,
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interface::{
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InBytes8, Interface, InterfaceBuilder, InterfaceConfig, OutNone, ReportSingle,
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UsbAllocatable,
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},
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UsbHidError,
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};
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use fugit::ExtU32;
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#[rustfmt::skip]
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pub const GCC_REPORT_DESCRIPTOR: &[u8] = &[
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0x05, 0x01, // Usage Page (Generic Desktop Ctrls)
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0x09, 0x05, // Usage (Game Pad)
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0xA1, 0x01, // Collection (Application)
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0xA1, 0x03, // Collection (Report)
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0x85, 0x11, // Report ID (17)
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0x19, 0x00, // Usage Minimum (Undefined)
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0x2A, 0xFF, 0x00, // Usage Maximum (0xFF)
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0x15, 0x00, // Logical Minimum (0)
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0x26, 0xFF, 0x00, // Logical Maximum (255)
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0x75, 0x08, // Report Size (8)
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0x95, 0x05, // Report Count (5)
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0x91, 0x00, // Output (Data,Array,Abs,No Wrap,Linear,Preferred State,No Null Position,Non-volatile)
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0xC0, // End Collection
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0xA1, 0x03, // Collection (Report)
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0x85, 0x21, // Report ID (33)
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0x05, 0x00, // Usage Page (Undefined)
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0x15, 0x00, // Logical Minimum (0)
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0x25, 0xFF, // Logical Maximum (-1)
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0x75, 0x08, // Report Size (8)
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0x95, 0x01, // Report Count (1)
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0x81, 0x02, // Input (Data,Var,Abs,No Wrap,Linear,Preferred State,No Null Position)
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0x05, 0x09, // Usage Page (Button)
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0x19, 0x01, // Usage Minimum (0x01)
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0x29, 0x08, // Usage Maximum (0x08)
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0x15, 0x00, // Logical Minimum (0)
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0x25, 0x01, // Logical Maximum (1)
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0x75, 0x08, // Report Size (8)
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0x95, 0x02, // Report Count (2)
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0x81, 0x02, // Input (Data,Var,Abs,No Wrap,Linear,Preferred State,No Null Position)
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0x05, 0x01, // Usage Page (Generic Desktop Ctrls)
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0x09, 0x30, // Usage (X)
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0x09, 0x31, // Usage (Y)
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0x09, 0x32, // Usage (Z)
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0x09, 0x33, // Usage (Rx)
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0x09, 0x34, // Usage (Ry)
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0x09, 0x35, // Usage (Rz)
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0x15, 0x81, // Logical Minimum (-127)
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0x25, 0x7F, // Logical Maximum (127)
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0x75, 0x08, // Report Size (8)
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0x95, 0x06, // Report Count (6)
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0x81, 0x02, // Input (Data,Var,Abs,No Wrap,Linear,Preferred State,No Null Position)
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0xC0, // End Collection
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0xA1, 0x03, // Collection (Report)
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0x85, 0x13, // Report ID (19)
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0x19, 0x00, // Usage Minimum (Undefined)
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||||
0x2A, 0xFF, 0x00, // Usage Maximum (0xFF)
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0x15, 0x00, // Logical Minimum (0)
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||||
0x26, 0xFF, 0x00, // Logical Maximum (255)
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0x75, 0x08, // Report Size (8)
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0x95, 0x01, // Report Count (1)
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||||
0x91, 0x00, // Output (Data,Array,Abs,No Wrap,Linear,Preferred State,No Null Position,Non-volatile)
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0xC0, // End Collection
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||||
0xC0, // End Collection
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||||
];
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#[derive(Clone, Copy, Debug, PartialEq, Eq, Default, PackedStruct)]
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#[packed_struct(endian = "msb", size_bytes = "1")]
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pub struct Buttons1 {
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#[packed_field(size_bits = "1")]
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pub button_a: bool,
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#[packed_field(size_bits = "1")]
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pub button_b: bool,
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#[packed_field(size_bits = "1")]
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pub button_x: bool,
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#[packed_field(size_bits = "1")]
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pub button_y: bool,
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#[packed_field(size_bits = "1")]
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pub dpad_left: bool,
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#[packed_field(size_bits = "1")]
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pub dpad_right: bool,
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#[packed_field(size_bits = "1")]
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pub dpad_down: bool,
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#[packed_field(size_bits = "1")]
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pub dpad_up: bool,
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}
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#[derive(Clone, Copy, Debug, PartialEq, Eq, Default, PackedStruct)]
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#[packed_struct(endian = "msb", size_bytes = "1")]
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pub struct Buttons2 {
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#[packed_field(size_bits = "1")]
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pub button_start: bool,
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#[packed_field(size_bits = "1")]
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pub button_z: bool,
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#[packed_field(size_bits = "1")]
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pub button_r: bool,
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#[packed_field(size_bits = "1")]
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pub button_l: bool,
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#[packed_field(size_bits = "4")]
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pub blank1: Integer<u8, packed_bits::Bits<4>>,
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}
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#[derive(Clone, Copy, Debug, PartialEq, Eq, Default, PackedStruct)]
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#[packed_struct(endian = "msb", size_bytes = "8")]
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pub struct GcReport {
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#[packed_field(size_bits = "8")]
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pub buttons_1: Buttons1,
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#[packed_field(size_bits = "8")]
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pub buttons_2: Buttons2,
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#[packed_field(size_bits = "8")]
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pub stick_x: u8,
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#[packed_field(size_bits = "8")]
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pub stick_y: u8,
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#[packed_field(size_bits = "8")]
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pub cstick_x: u8,
|
||||
#[packed_field(size_bits = "8")]
|
||||
pub cstick_y: u8,
|
||||
#[packed_field(size_bits = "8")]
|
||||
pub trigger_l: u8,
|
||||
#[packed_field(size_bits = "8")]
|
||||
pub trigger_r: u8,
|
||||
}
|
||||
|
||||
pub struct GcConfig<'a> {
|
||||
interface: InterfaceConfig<'a, InBytes8, OutNone, ReportSingle>,
|
||||
}
|
||||
|
||||
impl<'a> GcConfig<'a> {
|
||||
#[must_use]
|
||||
pub fn new(interface: InterfaceConfig<'a, InBytes8, OutNone, ReportSingle>) -> Self {
|
||||
Self { interface }
|
||||
}
|
||||
}
|
||||
|
||||
impl<'a> Default for GcConfig<'a> {
|
||||
#[must_use]
|
||||
fn default() -> Self {
|
||||
let i = unwrap!(unwrap!(InterfaceBuilder::new(GCC_REPORT_DESCRIPTOR))
|
||||
.boot_device(InterfaceProtocol::None)
|
||||
.description("NaxGCC")
|
||||
.in_endpoint(10.millis()));
|
||||
|
||||
Self::new(i.without_out_endpoint().build())
|
||||
}
|
||||
}
|
||||
|
||||
impl<'a, B: UsbBus + 'a> UsbAllocatable<'a, B> for GcConfig<'a> {
|
||||
type Allocated = GcController<'a, B>;
|
||||
|
||||
fn allocate(self, usb_alloc: &'a UsbBusAllocator<B>) -> Self::Allocated {
|
||||
Self::Allocated {
|
||||
interface: Interface::new(usb_alloc, self.interface),
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
pub struct GcController<'a, B: UsbBus> {
|
||||
interface: Interface<'a, B, InBytes8, OutNone, ReportSingle>,
|
||||
}
|
||||
|
||||
impl<'a, B: UsbBus> GcController<'a, B> {
|
||||
pub fn write_report(&mut self, report: &GcReport) -> Result<(), UsbHidError> {
|
||||
let report = get_gcinput_hid_report(report);
|
||||
self.interface
|
||||
.write_report(&report)
|
||||
.map(|_| ())
|
||||
.map_err(UsbHidError::from)
|
||||
}
|
||||
}
|
||||
|
||||
impl<'a, B: UsbBus> DeviceClass<'a> for GcController<'a, B> {
|
||||
type I = Interface<'a, B, InBytes8, OutNone, ReportSingle>;
|
||||
|
||||
fn interface(&mut self) -> &mut Self::I {
|
||||
&mut self.interface
|
||||
}
|
||||
|
||||
fn reset(&mut self) {}
|
||||
|
||||
fn tick(&mut self) -> Result<(), UsbHidError> {
|
||||
Ok(())
|
||||
}
|
||||
}
|
||||
|
||||
fn get_gcinput_hid_report(input_state: &GcReport) -> [u8; 37] {
|
||||
static mut GC_FIRST: bool = false;
|
||||
|
||||
let mut buffer = [0u8; 37];
|
||||
|
||||
buffer[0] = 0x21;
|
||||
|
||||
let data = input_state.pack().expect("Failed to pack GC input data");
|
||||
|
||||
if unsafe { !GC_FIRST } {
|
||||
buffer[1] |= 0x04;
|
||||
buffer[10] |= 0x04;
|
||||
buffer[19] |= 0x04;
|
||||
buffer[28] |= 0x04;
|
||||
unsafe { GC_FIRST = true };
|
||||
} else {
|
||||
// controller in "port 1"
|
||||
buffer[2..=10].copy_from_slice(&data[0..=8]);
|
||||
}
|
||||
|
||||
buffer
|
||||
}
|
||||
67
src/main.rs
67
src/main.rs
|
|
@ -8,9 +8,15 @@
|
|||
|
||||
#![no_std]
|
||||
#![no_main]
|
||||
mod gcc_hid;
|
||||
|
||||
use gcc_hid::{GcConfig, GcReport};
|
||||
|
||||
use fugit::ExtU32;
|
||||
|
||||
// Ensure we halt the program on panic (if we don't mention this crate it won't
|
||||
// be linked)
|
||||
use defmt_rtt as _;
|
||||
use panic_halt as _;
|
||||
|
||||
// Alias for our HAL crate
|
||||
|
|
@ -21,7 +27,12 @@ use rp2040_hal as hal;
|
|||
use hal::pac;
|
||||
|
||||
// Some traits we need
|
||||
use embedded_hal::{blocking::delay::DelayMs, digital::v2::OutputPin};
|
||||
use embedded_hal::{digital::v2::OutputPin, timer::CountDown};
|
||||
use usb_device::{
|
||||
bus::UsbBusAllocator,
|
||||
device::{UsbDeviceBuilder, UsbVidPid},
|
||||
};
|
||||
use usbd_human_interface_device::{usb_class::UsbHidClassBuilder, UsbHidError};
|
||||
|
||||
/// The linker will place this boot block at the start of our program image. We
|
||||
/// need this to help the ROM bootloader get our code up and running.
|
||||
|
|
@ -63,7 +74,10 @@ fn main() -> ! {
|
|||
.ok()
|
||||
.unwrap();
|
||||
|
||||
let mut timer = rp2040_hal::Timer::new(pac.TIMER, &mut pac.RESETS, &clocks);
|
||||
let timer = rp2040_hal::Timer::new(pac.TIMER, &mut pac.RESETS, &clocks);
|
||||
|
||||
let mut poll_timer = timer.count_down();
|
||||
poll_timer.start(10.millis());
|
||||
|
||||
// The single-cycle I/O block controls our GPIO pins
|
||||
let sio = hal::Sio::new(pac.SIO);
|
||||
|
|
@ -76,12 +90,53 @@ fn main() -> ! {
|
|||
&mut pac.RESETS,
|
||||
);
|
||||
|
||||
let mut gcc_state = GcReport::default();
|
||||
|
||||
// usb parts
|
||||
let usb_bus = UsbBusAllocator::new(hal::usb::UsbBus::new(
|
||||
pac.USBCTRL_REGS,
|
||||
pac.USBCTRL_DPRAM,
|
||||
clocks.usb_clock,
|
||||
true,
|
||||
&mut pac.RESETS,
|
||||
));
|
||||
|
||||
let mut gcc = UsbHidClassBuilder::new()
|
||||
.add_device(GcConfig::default())
|
||||
.build(&usb_bus);
|
||||
|
||||
let mut usb_dev = UsbDeviceBuilder::new(&usb_bus, UsbVidPid(0x057e, 0x0337))
|
||||
.manufacturer("Naxdy")
|
||||
.product("NaxGCC")
|
||||
.device_class(0)
|
||||
.device_protocol(0)
|
||||
.device_sub_class(0)
|
||||
.self_powered(false)
|
||||
.max_power(500)
|
||||
.max_packet_size_0(64)
|
||||
.build();
|
||||
|
||||
// Configure GPIO25 as an output
|
||||
let mut led_pin = pins.gpio25.into_push_pull_output();
|
||||
loop {
|
||||
led_pin.set_high().unwrap();
|
||||
timer.delay_ms(500);
|
||||
led_pin.set_low().unwrap();
|
||||
timer.delay_ms(500);
|
||||
if poll_timer.wait().is_ok() {
|
||||
match gcc.device().write_report(&gcc_state) {
|
||||
Err(UsbHidError::WouldBlock) => {}
|
||||
Ok(_) => {}
|
||||
Err(e) => {
|
||||
panic!("Error: {:?}", e);
|
||||
}
|
||||
}
|
||||
|
||||
gcc_state.buttons_1.button_a = !gcc_state.buttons_1.button_a;
|
||||
|
||||
if gcc_state.buttons_1.button_a {
|
||||
led_pin.set_high().unwrap();
|
||||
} else {
|
||||
led_pin.set_low().unwrap();
|
||||
}
|
||||
}
|
||||
|
||||
if usb_dev.poll(&mut [&mut gcc]) {}
|
||||
}
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in a new issue