Copy the pa-features arrays from spapr, adjusting slightly as
described in comments.
Cc: "Cédric Le Goater" <c...@kaod.org>
Cc: "Frédéric Barrat" <fbar...@linux.ibm.com>
Signed-off-by: Nicholas Piggin <npig...@gmail.com>
---
hw/ppc/pnv.c | 67 ++++++++++++++++++++++++++++++++++++++++++++++++--
hw/ppc/spapr.c | 1 +
2 files changed, 66 insertions(+), 2 deletions(-)
diff --git a/hw/ppc/pnv.c b/hw/ppc/pnv.c
index 52d964f77a..3e30c08420 100644
--- a/hw/ppc/pnv.c
+++ b/hw/ppc/pnv.c
@@ -332,6 +332,35 @@ static void pnv_chip_power8_dt_populate(PnvChip *chip,
void *fdt)
}
}
+/*
+ * Same as spapr pa_features_300 except pnv always enables CI largepages bit.
+ */
+static const uint8_t pa_features_300[] = { 66, 0,
+ /* 0: MMU|FPU|SLB|RUN|DABR|NX, 1: CILRG|fri[nzpm]|DABRX|SPRG3|SLB0|PP110 */
+ /* 2: VPM|DS205|PPR|DS202|DS206, 3: LSD|URG, 5: LE|CFAR|EB|LSQ */
+ 0xf6, 0x3f, 0xc7, 0xc0, 0x00, 0xf0, /* 0 - 5 */
+ /* 6: DS207 */
+ 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, /* 6 - 11 */
+ /* 16: Vector */
+ 0x00, 0x00, 0x00, 0x00, 0x80, 0x00, /* 12 - 17 */
+ /* 18: Vec. Scalar, 20: Vec. XOR, 22: HTM */
+ 0x80, 0x00, 0x80, 0x00, 0x80, 0x00, /* 18 - 23 */
+ /* 24: Ext. Dec, 26: 64 bit ftrs, 28: PM ftrs */
+ 0x80, 0x00, 0x80, 0x00, 0x80, 0x00, /* 24 - 29 */
+ /* 32: LE atomic, 34: EBB + ext EBB */
+ 0x00, 0x00, 0x80, 0x00, 0xC0, 0x00, /* 30 - 35 */
+ /* 40: Radix MMU */
+ 0x00, 0x00, 0x00, 0x00, 0x80, 0x00, /* 36 - 41 */
+ /* 42: PM, 44: PC RA, 46: SC vec'd */
+ 0x80, 0x00, 0x80, 0x00, 0x80, 0x00, /* 42 - 47 */
+ /* 48: SIMD, 50: QP BFP, 52: String */
+ 0x80, 0x00, 0x80, 0x00, 0x80, 0x00, /* 48 - 53 */
+ /* 54: DecFP, 56: DecI, 58: SHA */
+ 0x80, 0x00, 0x80, 0x00, 0x80, 0x00, /* 54 - 59 */
+ /* 60: NM atomic, 62: RNG */
+ 0x80, 0x00, 0x80, 0x00, 0x00, 0x00, /* 60 - 65 */
+};
+
static void pnv_chip_power9_dt_populate(PnvChip *chip, void *fdt)
{
static const char compat[] = "ibm,power9-xscom\0ibm,xscom";
@@ -349,7 +378,7 @@ static void pnv_chip_power9_dt_populate(PnvChip *chip, void
*fdt)
offset = pnv_dt_core(chip, pnv_core, fdt);
_FDT((fdt_setprop(fdt, offset, "ibm,pa-features",
- pa_features_207, sizeof(pa_features_207))));
+ pa_features_300, sizeof(pa_features_300))));
}
if (chip->ram_size) {
@@ -359,6 +388,40 @@ static void pnv_chip_power9_dt_populate(PnvChip *chip,
void *fdt)
pnv_dt_lpc(chip, fdt, 0, PNV9_LPCM_BASE(chip), PNV9_LPCM_SIZE);
}
+/*
+ * Same as spapr pa_features_31 except pnv always enables CI largepages bit,
+ * always disables copy/paste.
+ */
+static const uint8_t pa_features_31[] = { 74, 0,
+ /* 0: MMU|FPU|SLB|RUN|DABR|NX, 1: CILRG|fri[nzpm]|DABRX|SPRG3|SLB0|PP110 */
+ /* 2: VPM|DS205|PPR|DS202|DS206, 3: LSD|URG, 5: LE|CFAR|EB|LSQ */
+ 0xf6, 0x3f, 0xc7, 0xc0, 0x00, 0xf0, /* 0 - 5 */
+ /* 6: DS207 */
+ 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, /* 6 - 11 */
+ /* 16: Vector */
+ 0x00, 0x00, 0x00, 0x00, 0x80, 0x00, /* 12 - 17 */
+ /* 18: Vec. Scalar, 20: Vec. XOR */
+ 0x80, 0x00, 0x80, 0x00, 0x00, 0x00, /* 18 - 23 */
+ /* 24: Ext. Dec, 26: 64 bit ftrs, 28: PM ftrs */
+ 0x80, 0x00, 0x80, 0x00, 0x80, 0x00, /* 24 - 29 */
+ /* 32: LE atomic, 34: EBB + ext EBB */
+ 0x00, 0x00, 0x80, 0x00, 0xC0, 0x00, /* 30 - 35 */
+ /* 40: Radix MMU */
+ 0x00, 0x00, 0x00, 0x00, 0x80, 0x00, /* 36 - 41 */
+ /* 42: PM, 44: PC RA, 46: SC vec'd */
+ 0x80, 0x00, 0x80, 0x00, 0x80, 0x00, /* 42 - 47 */
+ /* 48: SIMD, 50: QP BFP, 52: String */
+ 0x80, 0x00, 0x80, 0x00, 0x80, 0x00, /* 48 - 53 */
+ /* 54: DecFP, 56: DecI, 58: SHA */
+ 0x80, 0x00, 0x80, 0x00, 0x80, 0x00, /* 54 - 59 */
+ /* 60: NM atomic, 62: RNG */
+ 0x80, 0x00, 0x80, 0x00, 0x00, 0x00, /* 60 - 65 */
+ /* 68: DEXCR[SBHE|IBRTPDUS|SRAPD|NPHIE|PHIE] */
+ 0x00, 0x00, 0xce, 0x00, 0x00, 0x00, /* 66 - 71 */
+ /* 72: [P]HASHCHK */
+ 0x80, 0x00, /* 72 - 73 */
+};
+
static void pnv_chip_power10_dt_populate(PnvChip *chip, void *fdt)
{
static const char compat[] = "ibm,power10-xscom\0ibm,xscom";
@@ -376,7 +439,7 @@ static void pnv_chip_power10_dt_populate(PnvChip *chip,
void *fdt)
offset = pnv_dt_core(chip, pnv_core, fdt);
_FDT((fdt_setprop(fdt, offset, "ibm,pa-features",
- pa_features_207, sizeof(pa_features_207))));
+ pa_features_31, sizeof(pa_features_31))));
}
if (chip->ram_size) {
diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c
index 128bfe11a8..b53c13e037 100644
--- a/hw/ppc/spapr.c
+++ b/hw/ppc/spapr.c
@@ -233,6 +233,7 @@ static void spapr_dt_pa_features(SpaprMachineState *spapr,
PowerPCCPU *cpu,
void *fdt, int offset)
{
+ /* These should be kept in sync with pnv */
uint8_t pa_features_206[] = { 6, 0,
0xf6, 0x1f, 0xc7, 0x00, 0x00, 0xc0 };
uint8_t pa_features_207[] = { 24, 0,
--
2.42.0
