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3 Commits

Author SHA1 Message Date
Anup Patel
823345ecae include: Make sbi_current_hartid() as macro in riscv_asm.h 
The sbi_current_hartid() being a regular function is quite
expensive because for callers it is a function call instead
of a direct CSR read. This patch converts sbi_current_hartid()
into a macro in riscv_asm.h.

Signed-off-by: Anup Patel <anup.patel@wdc.com>
Reviewed-by: Atish Patra <atish.patra@wdc.com>
 2020-03-13 12:22:02 +05:30
Anup Patel
a4a6a81b7d lib: Introduce SBI_TLB_INFO_INIT() helper macro 
We introduce SBI_TLB_INFO_INIT() helper macro to help easy
initialization of struct sbi_tlb_info which is passed to the
sbi_tlb_request() API.

Signed-off-by: Anup Patel <anup.patel@wdc.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Atish Patra <atish.patra@wdc.com>
 2020-03-11 15:29:55 +05:30
Anup Patel
161b348e7e lib: Factor-out SBI replacement extensions 
This patch factor-out SBI replacement extensions (such as RFENCE,
IPI, and TIME) into its own source for better modularity of SBI
implementation.

Signed-off-by: Anup Patel <anup.patel@wdc.com>
Reviewed-by: Atish Patra <atish.patra@wdc.com>
 2020-01-22 12:13:42 +05:30