Github_Repos/cvw
1
0
Fork 1
mirror of https://github.com/openhwgroup/cvw synced 2025-02-11 06:05:49 +00:00
Code Issues Packages Projects Releases Wiki Activity

Documented ecall services in WALLY-init-lib

Browse Source
This commit is contained in:
David Harris 2024-10-14 15:28:28 -07:00
parent 5e550554b5
commit 9a76af809a
1 changed files with 6 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
tests/coverage/WALLY-init-lib.h
View File

@ -28,6 +28,12 @@
// The PMP tests are sensitive to the exact addresses in this code, so unfortunately // The PMP tests are sensitive to the exact addresses in this code, so unfortunately
// modifying anything breaks those tests. // modifying anything breaks those tests.
// Provides simple firmware services through ecall. Place argument in a0 and issue ecall:
// 0: change to user mode
// 1: change to supervisor mode
// 3: change to machine mode
// 4: terminate program
.section .text.init .section .text.init
.global rvtest_entry_point .global rvtest_entry_point