Rename boot to bios, add sd call

Adds a call that you can make to the BIOS to read sd blocks. Useful for the bootloader where there is not much space
2022-04-18 20:24:29 -05:00
parent 64f6f0b397
commit 54328722ab
10 changed files with 72 additions and 9 deletions
--- a/sw/bios/vectors.s
+++ b/sw/bios/vectors.s
@@ -0,0 +1,14 @@
+; ---------------------------------------------------------------------------
+; vectors.s
+; ---------------------------------------------------------------------------
+;
+; Defines the interrupt vector table.
+
+.import    _init
+.import    _nmi_int, _irq_int
+
+.segment  "VECTORS"
+
+.addr      _nmi_int    ; NMI vector
+.addr      _init       ; Reset vector
+.addr      _irq_int    ; IRQ/BRK vector