X-Git-Url: https://gerrit.opnfv.org/gerrit/gitweb?a=blobdiff_plain;f=qemu%2Froms%2FSLOF%2Flib%2Flibhvcall%2Fhvcall.S;fp=qemu%2Froms%2FSLOF%2Flib%2Flibhvcall%2Fhvcall.S;h=92cf22e4c22c040b0229aedc932d21df11eb96da;hb=e44e3482bdb4d0ebde2d8b41830ac2cdb07948fb;hp=0000000000000000000000000000000000000000;hpb=9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00;p=kvmfornfv.git

diff --git a/qemu/roms/SLOF/lib/libhvcall/hvcall.S b/qemu/roms/SLOF/lib/libhvcall/hvcall.S
new file mode 100644
index 000000000..92cf22e4c
--- /dev/null
+++ b/qemu/roms/SLOF/lib/libhvcall/hvcall.S
@@ -0,0 +1,134 @@
+#define _ASM
+#define __ASSEMBLY__
+#include "macros.h"
+#include "libhvcall.h"
+#include <termctrl.h>
+#include <product.h>
+
+#define HVCALL			.long 0x44000022
+	.text
+	.align	3
+
+ENTRY(get_print_banner)
+	LOAD32(r4, print_version)
+	LOAD32(r5, print_version_end)
+	std	r4,0(r3)
+	std	r5,8(r3)
+	blr
+
+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
+
+ENTRY(hv_logical_memop)
+	mr	r8,r7
+	mr	r7,r6
+	mr	r6,r5
+	mr	r5,r4
+	mr	r4,r3
+	lis	r3,KVMPPC_H_LOGICAL_MEMOP@h
+	ori	r3,r3,KVMPPC_H_LOGICAL_MEMOP@l
+	HVCALL
+	blr
+
+ENTRY(hv_cas)
+	mr	r6,r5
+	mr	r5,r4
+	mr	r4,r3
+	lis	r3,KVMPPC_H_CAS@h
+	ori	r3,r3,KVMPPC_H_CAS@l
+	HVCALL
+	blr
+
+	.section ".bss"
+inbuf:	.space	16
+inlen:	.space	4
+inpos:	.space	4
+	.text