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authorCédric Le Goater <clg@kaod.org>2019-03-07 23:35:46 +0100
committerDavid Gibson <david@gibson.dropbear.id.au>2019-03-12 14:33:05 +1100
commitbc56511668355fed8768a45a64142ed66f697de0 (patch)
tree09a6fae2afb1c537ad89292c540328bf0ac606ae /hw
parente5a0c52ac25809e4a812408bc5cce27b63ac9c71 (diff)
ppc/pnv: add more dummy XSCOM addresses
To improve OPAL/skiboot support. We don't need to strictly model these XSCOM accesses. Signed-off-by: Cédric Le Goater <clg@kaod.org> Message-Id: <20190307223548.20516-14-clg@kaod.org> Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
Diffstat (limited to 'hw')
-rw-r--r--hw/ppc/pnv_xscom.c33
1 files changed, 27 insertions, 6 deletions
diff --git a/hw/ppc/pnv_xscom.c b/hw/ppc/pnv_xscom.c
index 46fae41f32..c285ef514e 100644
--- a/hw/ppc/pnv_xscom.c
+++ b/hw/ppc/pnv_xscom.c
@@ -64,11 +64,21 @@ static uint64_t xscom_read_default(PnvChip *chip, uint32_t pcba)
switch (pcba) {
case 0xf000f:
return PNV_CHIP_GET_CLASS(chip)->chip_cfam_id;
+ case 0x18002: /* ECID2 */
+ return 0;
+
case 0x1010c00: /* PIBAM FIR */
case 0x1010c03: /* PIBAM FIR MASK */
- case 0x2020007: /* ADU stuff */
- case 0x2020009: /* ADU stuff */
- case 0x202000f: /* ADU stuff */
+
+ /* P9 xscom reset */
+ case 0x0090018: /* Receive status reg */
+ case 0x0090012: /* log register */
+ case 0x0090013: /* error register */
+
+ /* P8 xscom reset */
+ case 0x2020007: /* ADU stuff, log register */
+ case 0x2020009: /* ADU stuff, error register */
+ case 0x202000f: /* ADU stuff, receive status register*/
return 0;
case 0x2013f00: /* PBA stuff */
case 0x2013f01: /* PBA stuff */
@@ -100,9 +110,20 @@ static bool xscom_write_default(PnvChip *chip, uint32_t pcba, uint64_t val)
case 0x1010c03: /* PIBAM FIR MASK */
case 0x1010c04: /* PIBAM FIR MASK */
case 0x1010c05: /* PIBAM FIR MASK */
- case 0x2020007: /* ADU stuff */
- case 0x2020009: /* ADU stuff */
- case 0x202000f: /* ADU stuff */
+ /* P9 xscom reset */
+ case 0x0090018: /* Receive status reg */
+ case 0x0090012: /* log register */
+ case 0x0090013: /* error register */
+
+ /* P8 xscom reset */
+ case 0x2020007: /* ADU stuff, log register */
+ case 0x2020009: /* ADU stuff, error register */
+ case 0x202000f: /* ADU stuff, receive status register*/
+
+ case 0x2013028: /* CAPP stuff */
+ case 0x201302a: /* CAPP stuff */
+ case 0x2013801: /* CAPP stuff */
+ case 0x2013802: /* CAPP stuff */
return true;
default:
return false;