From d609dcb35dafebeafced9c40d92ddd5da630aa54 Mon Sep 17 00:00:00 2001 From: cheapie Date: Sat, 30 May 2026 08:58:29 -0500 Subject: Organize files better and include binaries for assembly samples --- assembly/misa/misa.S | 126 +++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 126 insertions(+) create mode 100644 assembly/misa/misa.S (limited to 'assembly/misa/misa.S') diff --git a/assembly/misa/misa.S b/assembly/misa/misa.S new file mode 100644 index 0000000..a360c5e --- /dev/null +++ b/assembly/misa/misa.S @@ -0,0 +1,126 @@ +csrr t0,misa # Read misa + +li a5,11 # Print character +li a0,'R' +ecall +li a0,'V' +ecall +li a0,'3' +ecall +li a0,'2' +ecall + +li t1,1<<8 +and t1,t0,t1 +li a5,11 +li a0,'I' +czero.eqz a5,a5,t1 # Clear ecall function if bit isn't set +ecall + +li t1,1<<4 +and t1,t0,t1 +li a5,11 +li a0,'E' +czero.eqz a5,a5,t1 +ecall + +li t1,1<<12 +and t1,t0,t1 +li a5,11 +li a0,'M' +czero.eqz a5,a5,t1 +ecall + +li t1,1<<0 +and t1,t0,t1 +li a5,11 +li a0,'A' +czero.eqz a5,a5,t1 +ecall + +li t1,1<<5 +and t1,t0,t1 +li a5,11 +li a0,'F' +czero.eqz a5,a5,t1 +ecall + +li t1,1<<3 +and t1,t0,t1 +li a5,11 +li a0,'D' +czero.eqz a5,a5,t1 +ecall + +li t1,1<<16 +and t1,t0,t1 +li a5,11 +li a0,'Q' +czero.eqz a5,a5,t1 +ecall + +li t1,1<<11 +and t1,t0,t1 +li a5,11 +li a0,'L' +czero.eqz a5,a5,t1 +ecall + +li t1,1<<2 +and t1,t0,t1 +li a5,11 +li a0,'C' +czero.eqz a5,a5,t1 +ecall + +li t1,1<<1 +and t1,t0,t1 +li a5,11 +li a0,'B' +czero.eqz a5,a5,t1 +ecall + +li t1,1<<9 +and t1,t0,t1 +li a5,11 +li a0,'J' +czero.eqz a5,a5,t1 +ecall + +li t1,1<<19 +and t1,t0,t1 +li a5,11 +li a0,'T' +czero.eqz a5,a5,t1 +ecall + +li t1,1<<15 +and t1,t0,t1 +li a5,11 +li a0,'P' +czero.eqz a5,a5,t1 +ecall + +li t1,1<<21 +and t1,t0,t1 +li a5,11 +li a0,'V' +czero.eqz a5,a5,t1 +ecall + +li t1,1<<7 +and t1,t0,t1 +li a5,11 +li a0,'H' +czero.eqz a5,a5,t1 +ecall + +li t1,1<<18 +and t1,t0,t1 +li a5,11 +li a0,'S' +czero.eqz a5,a5,t1 +ecall + +li a5,10 +ecall -- cgit v1.2.3