Add tcp regs and switch to verilator

2024-08-17 11:56:01 -07:00
parent 52a76e3a85
commit 9b2a40df06
30 changed files with 1340 additions and 78 deletions
--- a/sw/test_code/ntw_test/main.s
+++ b/sw/test_code/ntw_test/main.s
@@ -0,0 +1,20 @@
+.export _init, _nmi_int, _irq_int
+
+.segment  "VECTORS"
+
+.addr      _nmi_int    ; NMI vector
+.addr      _init       ; Reset vector
+.addr      _irq_int    ; IRQ/BRK vector
+
+SDRAM= $200
+
+.code
+
+_nmi_int:
+_irq_int:
+
+_init:
+        lda #$aa
+        sta $e200
+
+@end:   bra @end