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ps3: add elfv2 support

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ps3 are broken since we moved to clang/elfv2.  Fix this by updating the
hypercall glue to the new ABI.

Signed-off-by: Chattrapat Sangmanee <aomsin27@hotmail.co.th>
Reviewed by:	jhibbits
MFC after:	1 week
Pull Request:	https://github.com/freebsd/freebsd-src/pull/1413
This commit is contained in:
Chattrapat Sangmanee 2024-09-09 15:38:28 +07:00 committed by Justin Hibbits
parent afd096326a
commit 50a03971d3
2 changed files with 230 additions and 224 deletions
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18
sys/powerpc/ps3/ps3-hv-asm.awk
View File

@ -12,6 +12,10 @@ BEGIN {
}
/HVCALL.*/ {
# Parameter save area
# 48 in elfv1, 32 in elfv2
stack_offset = 32;
code = $2;
ins = split($4, a, ",")
outs = split($5, a, ",")
@ -19,7 +23,7 @@ BEGIN {
printf("ASENTRY(%s)\n",$3);
printf("\tmflr %%r0\n");
printf("\tstd %%r0,16(%%r1)\n");
printf("\tstdu %%r1,-%d(%%r1)\n", 48+8*outs);
printf("\tstdu %%r1,-%d(%%r1)\n", stack_offset+8*outs);
if ($4 == "UNUSED")
ins = 0
@ -27,10 +31,10 @@ BEGIN {
# Save output reg addresses to the stack
for (i = 0; i < outs; i++) {
if (ins+i >= 8) {
printf("\tld %%r11,%d(%%r1)\n", 48+8*outs + 48 + 8*(i+ins));
printf("\tstd %%r11,%d(%%r1)\n", 48+8*i);
printf("\tld %%r11,%d(%%r1)\n", stack_offset+8*outs + stack_offset + 8*(i+ins));
printf("\tstd %%r11,%d(%%r1)\n", stack_offset+8*i);
} else {
printf("\tstd %%r%d,%d(%%r1)\n", 3+ins+i, 48+8*i);
printf("\tstd %%r%d,%d(%%r1)\n", 3+ins+i, stack_offset+8*i);
}
}
@ -39,12 +43,14 @@ BEGIN {
printf("\textsw %%r3,%%r3\n");
for (i = 0; i < outs; i++) {
printf("\tld %%r11,%d(%%r1)\n", 48+8*i);
printf("\tld %%r11,%d(%%r1)\n", stack_offset+8*i);
printf("\tstd %%r%d,0(%%r11)\n", 4+i);
}
printf("\tld %%r1,0(%%r1)\n");
printf("\tld %%r0,16(%%r1)\n");
printf("\tmtlr %%r0\n");
printf("\tblr\n\n");
printf("\tblr\n");
printf("ASEND(%s)\n\n",$3);
}

436
sys/powerpc/ps3/ps3-hvcall.S
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