coco3: make detected hz a C global

diff --git a/Kernel/platform-coco3/coco3.s b/Kernel/platform-coco3/coco3.s
index 826559b..cde88c3 100644 (file)
--- a/Kernel/platform-coco3/coco3.s
+++ b/Kernel/platform-coco3/coco3.s
@@ -18,6 +18,7 @@
            .globl map_save
            .globl map_restore
            .globl _need_resched
+           .globl _hz
 
             ; exported debugging tools
             .globl _trap_monitor
@@ -107,7 +108,7 @@ _irqrestore:                        ; B holds the data
 ; KERNEL MEMORY BANK
 ; -----------------------------------------------------------------------------
        .area .data
-hz:    .db     0               ; Is machine in 50hz?
+_hz:   .db     0               ; Is machine in 50hz?
 
        
             .area .text
@@ -150,7 +151,7 @@ b@  sta     ,x+
        ldb     #$06            ; put Fuzix Kernel back in mmu
        stb     $ffae           ;
        anda    #$8             ; mask off 50 hz bit
-       sta     hz              ; save for future use
+       sta     _hz             ; save for future use
        ;; continue setup of regs
        ora     #%00000100      ; text @ 9 lines per char row
        sta     $ff98