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authorJohn Ericson <John.Ericson@Obsidian.Systems>2020-11-28 20:55:55 +0000
committerJohn Ericson <John.Ericson@Obsidian.Systems>2020-11-29 00:03:45 +0000
commit40e7be11c8098d11217786d106462e958e1d8718 (patch)
tree1c700db2a66a3003408515bbc54b754c2f365697 /lib
parent947f27fd0f1597c257a28fe9992abce1baa8fc84 (diff)
lib.systems.platforms: Make selection more flexible
We dont have to match on exact strings if we get accessed to `parsed`. Co-authored-by: Matthew Bauer <mjbauer95@gmail.com>
Diffstat (limited to 'lib')
-rw-r--r--lib/systems/default.nix2
-rw-r--r--lib/systems/platforms.nix31
2 files changed, 19 insertions, 14 deletions
diff --git a/lib/systems/default.nix b/lib/systems/default.nix
index 9939743157e7..f6832945a23d 100644
--- a/lib/systems/default.nix
+++ b/lib/systems/default.nix
@@ -25,7 +25,7 @@ rec {
system = parse.doubleFromSystem final.parsed;
config = parse.tripleFromSystem final.parsed;
# Just a guess, based on `system`
- platform = platforms.selectBySystem final.system;
+ platform = platforms.select final;
# Determine whether we are compatible with the provided CPU
isCompatible = platform: parse.isCompatible final.parsed.cpu platform.parsed.cpu;
# Derived meta-data
diff --git a/lib/systems/platforms.nix b/lib/systems/platforms.nix
index 42d9809fd7d0..a01f167a02b6 100644
--- a/lib/systems/platforms.nix
+++ b/lib/systems/platforms.nix
@@ -469,17 +469,22 @@ rec {
'';
};
- selectBySystem = system: {
- i486-linux = pc32;
- i586-linux = pc32;
- i686-linux = pc32;
- x86_64-linux = pc64;
- armv5tel-linux = sheevaplug;
- armv6l-linux = raspberrypi;
- armv7a-linux = armv7l-hf-multiplatform;
- armv7l-linux = armv7l-hf-multiplatform;
- aarch64-linux = aarch64-multiplatform;
- mipsel-linux = fuloong2f_n32;
- powerpc64le-linux = powernv;
- }.${system} or pcBase;
+ select = platform:
+ # x86
+ /**/ if platform.isx86_32 then pc32
+ else if platform.isx86_64 then pc64
+
+ # ARM
+ else if platform.isAarch32 then let
+ version = platform.parsed.cpu.version or "";
+ in if lib.versionOlder version "6" then sheevaplug
+ else if lib.versionOlder version "7" then raspberrypi
+ else armv7l-hf-multiplatform
+ else if platform.isAarch64 then aarch64-multiplatform
+
+ else if platform.parsed.cpu == lib.systems.parse.cpuTypes.mipsel then fuloong2f_n32
+
+ else if platform.parsed.cpu == lib.systems.parse.cpuTypes.powerpc64le then powernv
+
+ else pcBase;
}