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#define _ASM
#define __ASSEMBLY__
#include "macros.h"
#include "libhvcall.h"
#define HVCALL .long 0x44000022
.text
.align 3
ENTRY(hv_generic)
HVCALL
blr
/* r3 = char, r4 = hvtermno */
ENTRY(hv_putchar)
sldi r6,r3,(24+32)
li r3,H_PUT_TERM_CHAR
li r5,1
HVCALL
blr
/* r3 = hvtermno */
ENTRY(hv_getchar)
mflr r10
bl .hv_haschar
mtlr r10
cmpwi cr0,r3,0
beqlr
lis r9,inbuf@h
ori r9,r9,inbuf@l
lwz r4,20(r9)
lbzx r3,r4,r9
addi r4,r4,1
stw r4,20(r9)
blr
/* r3 = hvtermno */
ENTRY(hv_haschar)
mr r4,r3
li r3,-1
lis r9,inbuf@h
ori r9,r9,inbuf@l
lwz r5,16(r9)
lwz r6,20(r9)
cmplw cr0,r5,r6
bnelr
li r3,H_GET_TERM_CHAR
HVCALL
lis r9,inbuf@h
ori r9,r9,inbuf@l
stw r4,16(r9)
li r3,0
stw r3,20(r9)
cmplwi cr0,r4,0
beqlr
li r3,-1
std r5,0(r9)
std r6,8(r9)
blr
ENTRY(hv_send_crq)
ld r5,0(r4)
ld r6,8(r4)
mr r4,r3
li r3,H_SEND_CRQ
HVCALL
blr
ENTRY(hv_send_logical_lan)
li r11,0 /* no continue token for now */
mr r10,r9
mr r9,r8
mr r8,r7
mr r7,r6
mr r6,r5
mr r5,r4
mr r4,r3
li r3,H_SEND_LOGICAL_LAN
HVCALL
blr
ENTRY(hv_logical_ci_load)
mr r5,r4
mr r4,r3
li r3,H_LOGICAL_CI_LOAD
HVCALL
cmpdi cr0,r3,0
mr r3,r4
beqlr
li r3,-1
blr
ENTRY(hv_logical_ci_store)
mr r6,r5
mr r5,r4
mr r4,r3
li r3,H_LOGICAL_CI_STORE
HVCALL
blr
.section ".bss"
inbuf: .space 16
inlen: .space 4
inpos: .space 4
.text
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