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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>
This commit is contained in:
Cédric Le Goater 2019-03-07 23:35:46 +01:00 committed by David Gibson
parent e5a0c52ac2
commit bc56511668
1 changed files with 27 additions and 6 deletions
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33
hw/ppc/pnv_xscom.c
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@ -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;