1 # This script generates the PS3 hypervisor call stubs from an HV
2 # interface definition file. The PS3 HV calling convention is very
3 # similar to the PAPR one, except that the function token is passed in
6 # Invoke like so: awk -f ps3-hv-asm.awk < ps3-hvcall.master > ps3-hvcall.S
10 printf("#include <machine/asm.h>\n\n");
11 printf("#define hc .long 0x44000022\n\n");
16 ins = split($4, a, ",")
17 outs = split($5, a, ",")
19 printf("ASENTRY(%s)\n",$3);
20 printf("\tmflr %%r0\n");
21 printf("\tstd %%r0,16(%%r1)\n");
22 printf("\tstdu %%r1,-%d(%%r1)\n", 48+8*outs);
27 # Save output reg addresses to the stack
28 for (i = 0; i < outs; i++) {
30 printf("\tld %%r11,%d(%%r1)\n", 48+8*outs + 48 + 8*(i+ins));
31 printf("\tstd %%r11,%d(%%r1)\n", 48+8*i);
33 printf("\tstd %%r%d,%d(%%r1)\n", 3+ins+i, 48+8*i);
37 printf("\tli %%r11,%d\n", code);
39 printf("\textsw %%r3,%%r3\n");
41 for (i = 0; i < outs; i++) {
42 printf("\tld %%r11,%d(%%r1)\n", 48+8*i);
43 printf("\tstd %%r%d,0(%%r11)\n", 4+i);
46 printf("\tld %%r1,0(%%r1)\n");
47 printf("\tld %%r0,16(%%r1)\n");
48 printf("\tmtlr %%r0\n");