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lib: Clean up how linux and gcc config is specified

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Second attempt of 8929989614589ee3acd070a6409b2b9700c92d65; see that
commit for details.

This reverts commit 0bc275e634.
This commit is contained in:
John Ericson
2021-01-23 10:01:28 -05:00
parent 2bc16b381e
commit 9c213398b3
38 changed files with 440 additions and 434 deletions
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pkgs/build-support/bintools-wrapper/default.nix
+1 -1
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@@ -190,7 +190,7 @@ stdenv.mkDerivation {
else if targetPlatform.isRiscV then "lriscv"
else throw "unknown emulation for platform: ${targetPlatform.config}";
in if targetPlatform.useLLVM or false then ""
else targetPlatform.platform.bfdEmulation or (fmt + sep + arch);
else targetPlatform.bfdEmulation or (fmt + sep + arch);
strictDeps = true;
depsTargetTargetPropagated = extraPackages;
pkgs/build-support/cc-wrapper/default.nix
+14 -14
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@@ -402,32 +402,32 @@ stdenv.mkDerivation {
# Always add -march based on cpu in triple. Sometimes there is a
# discrepency (x86_64 vs. x86-64), so we provide an "arch" arg in
# that case.
+ optionalString ((targetPlatform ? platform.gcc.arch) &&
isGccArchSupported targetPlatform.platform.gcc.arch) ''
echo "-march=${targetPlatform.platform.gcc.arch}" >> $out/nix-support/cc-cflags-before
+ optionalString ((targetPlatform ? gcc.arch) &&
isGccArchSupported targetPlatform.gcc.arch) ''
echo "-march=${targetPlatform.gcc.arch}" >> $out/nix-support/cc-cflags-before
''
# -mcpu is not very useful. You should use mtune and march
# instead. It’s provided here for backwards compatibility.
+ optionalString (targetPlatform ? platform.gcc.cpu) ''
echo "-mcpu=${targetPlatform.platform.gcc.cpu}" >> $out/nix-support/cc-cflags-before
+ optionalString (targetPlatform ? gcc.cpu) ''
echo "-mcpu=${targetPlatform.gcc.cpu}" >> $out/nix-support/cc-cflags-before
''
# -mfloat-abi only matters on arm32 but we set it here
# unconditionally just in case. If the abi specifically sets hard
# vs. soft floats we use it here.
+ optionalString (targetPlatform ? platform.gcc.float-abi) ''
echo "-mfloat-abi=${targetPlatform.platform.gcc.float-abi}" >> $out/nix-support/cc-cflags-before
+ optionalString (targetPlatform ? gcc.float-abi) ''
echo "-mfloat-abi=${targetPlatform.gcc.float-abi}" >> $out/nix-support/cc-cflags-before
''
+ optionalString (targetPlatform ? platform.gcc.fpu) ''
echo "-mfpu=${targetPlatform.platform.gcc.fpu}" >> $out/nix-support/cc-cflags-before
+ optionalString (targetPlatform ? gcc.fpu) ''
echo "-mfpu=${targetPlatform.gcc.fpu}" >> $out/nix-support/cc-cflags-before
''
+ optionalString (targetPlatform ? platform.gcc.mode) ''
echo "-mmode=${targetPlatform.platform.gcc.mode}" >> $out/nix-support/cc-cflags-before
+ optionalString (targetPlatform ? gcc.mode) ''
echo "-mmode=${targetPlatform.gcc.mode}" >> $out/nix-support/cc-cflags-before
''
+ optionalString (targetPlatform ? platform.gcc.tune &&
isGccArchSupported targetPlatform.platform.gcc.tune) ''
echo "-mtune=${targetPlatform.platform.gcc.tune}" >> $out/nix-support/cc-cflags-before
+ optionalString (targetPlatform ? gcc.tune &&
isGccArchSupported targetPlatform.gcc.tune) ''
echo "-mtune=${targetPlatform.gcc.tune}" >> $out/nix-support/cc-cflags-before
''
# TODO: categorize these and figure out a better place for them
pkgs/build-support/kernel/make-initrd.nix
+2 -2
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@@ -56,13 +56,13 @@ in
, prepend ? []
# Whether to wrap the initramfs in a u-boot image.
, makeUInitrd ? stdenvNoCC.hostPlatform.platform.kernelTarget == "uImage"
, makeUInitrd ? stdenvNoCC.hostPlatform.linux-kernel.target == "uImage"
# If generating a u-boot image, the architecture to use. The default
# guess may not align with u-boot's nomenclature correctly, so it can
# be overridden.
# See https://gitlab.denx.de/u-boot/u-boot/-/blob/9bfb567e5f1bfe7de8eb41f8c6d00f49d2b9a426/common/image.c#L81-106 for a list.
, uInitrdArch ? stdenvNoCC.hostPlatform.kernelArch
, uInitrdArch ? stdenvNoCC.hostPlatform.linuxArch
# The name of the compression, as recognised by u-boot.
# See https://gitlab.denx.de/u-boot/u-boot/-/blob/9bfb567e5f1bfe7de8eb41f8c6d00f49d2b9a426/common/image.c#L195-204 for a list.
pkgs/build-support/vm/default.nix
+1 -1
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@@ -1,6 +1,6 @@
{ pkgs
, kernel ? pkgs.linux
, img ? pkgs.stdenv.hostPlatform.platform.kernelTarget
, img ? pkgs.stdenv.hostPlatform.linux-kernel.target
, storeDir ? builtins.storeDir
, rootModules ?
[ "virtio_pci" "virtio_mmio" "virtio_blk" "virtio_balloon" "virtio_rng" "ext4" "unix" "9p" "9pnet_virtio" "crc32c_generic" ]