diff options
Diffstat (limited to 'gnu/packages')
| -rw-r--r-- | gnu/packages/firmware.scm | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/gnu/packages/firmware.scm b/gnu/packages/firmware.scm index 956ece5d6d..0b7fff035a 100644 --- a/gnu/packages/firmware.scm +++ b/gnu/packages/firmware.scm @@ -486,7 +486,7 @@ provide OpenFirmware functionality on top of an already running system.") (native-inputs `(,@(if (and (not (string-prefix? "riscv64" (%current-system))) (string-prefix? "riscv64" arch)) - `(("cross-gcc" ,(cross-gcc "riscv64-linux-gnu" #:xgcc gcc-7)) + `(("cross-gcc" ,(cross-gcc "riscv64-linux-gnu")) ("cross-binutils" ,(cross-binutils "riscv64-linux-gnu"))) '()))) (arguments @@ -499,6 +499,11 @@ provide OpenFirmware functionality on top of an already running system.") `("CC=gcc")) "FW_PAYLOAD=n" "V=1") + ;; Direct __asm__ is used with fence.i instructions, which are not + ;; available in the generic riscv ISA. We need a micro-arch with + ;; support for it, and rv64g is the official ISA with support for + ;; fence.i. + #:configure-flags (list "-march=rv64g") #:phases (modify-phases %standard-phases (delete 'configure) |