On Mon, Oct 03, 2022 at 06:07:54PM +0200, Heinrich Schuchardt wrote: > From: Alexandre Ghiti <[email protected]> > > The following description is copied from the equivalent patch for the > Linux Kernel proposed by Aurelien Jarno: > > >From version 2.38, binutils default to ISA spec version 20191213. This > means that the csr read/write (csrr*/csrw*) instructions and fence.i > instruction has separated from the `I` extension, become two standalone > extensions: Zicsr and Zifencei. As the kernel uses those instruction, > this causes the following build failure: > > arch/riscv/cpu/mtrap.S: Assembler messages: > arch/riscv/cpu/mtrap.S:65: Error: unrecognized opcode `csrr a0,scause' > arch/riscv/cpu/mtrap.S:66: Error: unrecognized opcode `csrr a1,sepc' > arch/riscv/cpu/mtrap.S:67: Error: unrecognized opcode `csrr a2,stval' > arch/riscv/cpu/mtrap.S:70: Error: unrecognized opcode `csrw sepc,a0' > > Signed-off-by: Alexandre Ghiti <[email protected]> > Reviewed-by: Bin Meng <[email protected]> > Tested-by: Heinrich Schuchardt <[email protected]> > Tested-by: Heiko Stuebner <[email protected]> > Tested-by: Christian Stewart <[email protected]> > Reviewed-by: Rick Chen <[email protected]>
Applied to u-boot/master, thanks! -- Tom
signature.asc
Description: PGP signature
