Mirrors/opensbi
3
0 Fork 1
mirror of https://github.com/riscv-software-src/opensbi.git synced 2026-10-24 04:32:05 +01:00
Code Issues Packages Projects Releases Wiki Activity

lib: sbi_ecall: Remove mcause, scratch and hartid parameters

Browse Source 
We remove mcause, scratch and hartid parameters from various
functions for ecall handling because we can always get current
HART id and current scratch pointer using just one CSR access.

Signed-off-by: Anup Patel <anup.patel@wdc.com>
Reviewed-by: Atish Patra <atish.patra@wdc.com>
This commit is contained in:
Anup Patel authored and Anup Patel committed 2020-03-28 13:32:20 +05:30
1 parent fe37d7da29
commit 7487116b41
9 files changed
+33 -39
Download Patch File Download Diff File Expand all files Collapse all files

No files matched your search

lib/sbi/sbi_ecall.c
+2 -3
View File
@@ -79,8 +79,7 @@ void sbi_ecall_unregister_extension(struct sbi_ecall_extension *ext)
sbi_list_del_init(&ext->head);
}
int sbi_ecall_handler(u32 hartid, ulong mcause, struct sbi_trap_regs *regs,
struct sbi_scratch *scratch)
int sbi_ecall_handler(struct sbi_trap_regs *regs)
{
int ret = 0;
struct sbi_ecall_extension *ext;
@@ -100,7 +99,7 @@ int sbi_ecall_handler(u32 hartid, ulong mcause, struct sbi_trap_regs *regs,
ext = sbi_ecall_find_extension(extension_id);
if (ext && ext->handle) {
ret = ext->handle(scratch, extension_id, func_id,
ret = ext->handle(extension_id, func_id,
args, &out_val, &trap);
if (extension_id >= SBI_EXT_0_1_SET_TIMER &&
extension_id <= SBI_EXT_0_1_SHUTDOWN)