| Message ID | 20200318011144.91532-4-atish.patra@wdc.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | Add support for SBI v0.2 and CPU hotplug | expand |
On Wed, Mar 18, 2020 at 9:11 AM Atish Patra <atish.patra@wdc.com> wrote: > > Few v0.1 SBI calls are being replaced by new SBI calls that follows > v0.2 calling convention. > > This patch just defines these new extensions. > > Signed-off-by: Atish Patra <atish.patra@wdc.com> > Reviewed-by: Anup Patel <anup@brainfault.org> > Reviewed-by: Palmer Dabbelt <palmerdabbelt@google.com> > --- > arch/riscv/include/asm/sbi.h | 21 +++++++++++++++++++++ > 1 file changed, 21 insertions(+) > Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
diff --git a/arch/riscv/include/asm/sbi.h b/arch/riscv/include/asm/sbi.h index 5b7b91c7e7e6..f68b6ed10a18 100644 --- a/arch/riscv/include/asm/sbi.h +++ b/arch/riscv/include/asm/sbi.h @@ -21,6 +21,9 @@ enum sbi_ext_id { SBI_EXT_0_1_REMOTE_SFENCE_VMA_ASID = 0x7, SBI_EXT_0_1_SHUTDOWN = 0x8, SBI_EXT_BASE = 0x10, + SBI_EXT_TIME = 0x54494D45, + SBI_EXT_IPI = 0x735049, + SBI_EXT_RFENCE = 0x52464E43, }; enum sbi_ext_base_fid { @@ -33,6 +36,24 @@ enum sbi_ext_base_fid { SBI_EXT_BASE_GET_MIMPID, }; +enum sbi_ext_time_fid { + SBI_EXT_TIME_SET_TIMER = 0, +}; + +enum sbi_ext_ipi_fid { + SBI_EXT_IPI_SEND_IPI = 0, +}; + +enum sbi_ext_rfence_fid { + SBI_EXT_RFENCE_REMOTE_FENCE_I = 0, + SBI_EXT_RFENCE_REMOTE_SFENCE_VMA, + SBI_EXT_RFENCE_REMOTE_SFENCE_VMA_ASID, + SBI_EXT_RFENCE_REMOTE_HFENCE_GVMA, + SBI_EXT_RFENCE_REMOTE_HFENCE_GVMA_VMID, + SBI_EXT_RFENCE_REMOTE_HFENCE_VVMA, + SBI_EXT_RFENCE_REMOTE_HFENCE_VVMA_ASID, +}; + #define SBI_SPEC_VERSION_DEFAULT 0x1 #define SBI_SPEC_VERSION_MAJOR_SHIFT 24 #define SBI_SPEC_VERSION_MAJOR_MASK 0x7f