8080: more usermem fixes

diff --git a/Kernel/usermem_std-8080.s b/Kernel/usermem_std-8080.s
index 1f396c5..7ad0f6f 100644 (file)
--- a/Kernel/usermem_std-8080.s
+++ b/Kernel/usermem_std-8080.s
@@ -9,16 +9,18 @@
 .define __uputc
 
 __uputc:
-       lxi h,4
+       lxi h,2
        dad sp
+       mov a,m
+       inx h
+       inx h
        mov e,m
        inx h
        mov d,m
-       inx h
-       mov a,m
        call map_process_always
        stax d
-       jp map_kernel
+       lxi d,0
+       jmp map_kernel
 
 .define __uputw
 
@@ -37,7 +39,8 @@ __uputw:
        mov m,e
        inx h
        mov m,d
-       jp map_kernel
+       lxi d,0
+       jmp map_kernel
 
 .define __ugetc
 
@@ -49,7 +52,7 @@ __ugetc:
        call map_process_always
        mov e,m
        mvi d,0
-       jp map_kernel
+       jmp map_kernel
 
 .define __ugetw
 
@@ -150,6 +153,7 @@ uputcopy:
        ora c
        jnz uputcopy
        pop b
+       lxi d,0
        ret
 
 .define __uzero