diff options
Diffstat (limited to 'hw/pci-host/pnv_phb4.c')
| -rw-r--r-- | hw/pci-host/pnv_phb4.c | 46 |
1 files changed, 28 insertions, 18 deletions
diff --git a/hw/pci-host/pnv_phb4.c b/hw/pci-host/pnv_phb4.c index 37c7afc18c..075499d36d 100644 --- a/hw/pci-host/pnv_phb4.c +++ b/hw/pci-host/pnv_phb4.c @@ -855,7 +855,7 @@ static uint64_t pnv_pec_stk_nest_xscom_read(void *opaque, hwaddr addr, PnvPHB4 *phb = PNV_PHB4(opaque); uint32_t reg = addr >> 3; - /* TODO: add list of allowed registers and error out if not */ + /* All registers are read-able */ return phb->nest_regs[reg]; } @@ -1000,7 +1000,7 @@ static void pnv_pec_stk_nest_xscom_write(void *opaque, hwaddr addr, switch (reg) { case PEC_NEST_STK_PCI_NEST_FIR: - phb->nest_regs[PEC_NEST_STK_PCI_NEST_FIR] = val; + phb->nest_regs[PEC_NEST_STK_PCI_NEST_FIR] = val & PPC_BITMASK(0, 27); break; case PEC_NEST_STK_PCI_NEST_FIR_CLR: phb->nest_regs[PEC_NEST_STK_PCI_NEST_FIR] &= val; @@ -1009,7 +1009,8 @@ static void pnv_pec_stk_nest_xscom_write(void *opaque, hwaddr addr, phb->nest_regs[PEC_NEST_STK_PCI_NEST_FIR] |= val; break; case PEC_NEST_STK_PCI_NEST_FIR_MSK: - phb->nest_regs[PEC_NEST_STK_PCI_NEST_FIR_MSK] = val; + phb->nest_regs[PEC_NEST_STK_PCI_NEST_FIR_MSK] = val & + PPC_BITMASK(0, 27); break; case PEC_NEST_STK_PCI_NEST_FIR_MSKC: phb->nest_regs[PEC_NEST_STK_PCI_NEST_FIR_MSK] &= val; @@ -1019,7 +1020,7 @@ static void pnv_pec_stk_nest_xscom_write(void *opaque, hwaddr addr, break; case PEC_NEST_STK_PCI_NEST_FIR_ACT0: case PEC_NEST_STK_PCI_NEST_FIR_ACT1: - phb->nest_regs[reg] = val; + phb->nest_regs[reg] = val & PPC_BITMASK(0, 27); break; case PEC_NEST_STK_PCI_NEST_FIR_WOF: phb->nest_regs[reg] = 0; @@ -1030,7 +1031,7 @@ static void pnv_pec_stk_nest_xscom_write(void *opaque, hwaddr addr, /* Flag error ? */ break; case PEC_NEST_STK_PBCQ_MODE: - phb->nest_regs[reg] = val & 0xff00000000000000ull; + phb->nest_regs[reg] = val & PPC_BITMASK(0, 7); break; case PEC_NEST_STK_MMIO_BAR0: case PEC_NEST_STK_MMIO_BAR0_MASK: @@ -1041,28 +1042,33 @@ static void pnv_pec_stk_nest_xscom_write(void *opaque, hwaddr addr, PEC_NEST_STK_BAR_EN_MMIO1)) { phb_pec_error(pec, "Changing enabled BAR unsupported"); } - phb->nest_regs[reg] = val & 0xffffffffff000000ull; + phb->nest_regs[reg] = val & PPC_BITMASK(0, 39); break; case PEC_NEST_STK_PHB_REGS_BAR: if (phb->nest_regs[PEC_NEST_STK_BAR_EN] & PEC_NEST_STK_BAR_EN_PHB) { phb_pec_error(pec, "Changing enabled BAR unsupported"); } - phb->nest_regs[reg] = val & 0xffffffffffc00000ull; + phb->nest_regs[reg] = val & PPC_BITMASK(0, 41); break; case PEC_NEST_STK_INT_BAR: if (phb->nest_regs[PEC_NEST_STK_BAR_EN] & PEC_NEST_STK_BAR_EN_INT) { phb_pec_error(pec, "Changing enabled BAR unsupported"); } - phb->nest_regs[reg] = val & 0xfffffff000000000ull; + phb->nest_regs[reg] = val & PPC_BITMASK(0, 27); break; case PEC_NEST_STK_BAR_EN: - phb->nest_regs[reg] = val & 0xf000000000000000ull; + phb->nest_regs[reg] = val & PPC_BITMASK(0, 3); pnv_pec_phb_update_map(phb); break; case PEC_NEST_STK_DATA_FRZ_TYPE: - case PEC_NEST_STK_PBCQ_TUN_BAR: /* Not used for now */ - phb->nest_regs[reg] = val; + phb->nest_regs[reg] = val & PPC_BITMASK(0, 27); + break; + case PEC_NEST_STK_PBCQ_SPARSE_PAGE: + phb->nest_regs[reg] = val & PPC_BITMASK(3, 5); + break; + case PEC_NEST_STK_PBCQ_CACHE_INJ: + phb->nest_regs[reg] = val & PPC_BITMASK(0, 7); break; default: qemu_log_mask(LOG_UNIMP, "phb4_pec: nest_xscom_write 0x%"HWADDR_PRIx @@ -1086,7 +1092,7 @@ static uint64_t pnv_pec_stk_pci_xscom_read(void *opaque, hwaddr addr, PnvPHB4 *phb = PNV_PHB4(opaque); uint32_t reg = addr >> 3; - /* TODO: add list of allowed registers and error out if not */ + /* All registers are read-able */ return phb->pci_regs[reg]; } @@ -1095,10 +1101,9 @@ static void pnv_pec_stk_pci_xscom_write(void *opaque, hwaddr addr, { PnvPHB4 *phb = PNV_PHB4(opaque); uint32_t reg = addr >> 3; - switch (reg) { case PEC_PCI_STK_PCI_FIR: - phb->pci_regs[reg] = val; + phb->pci_regs[reg] = val & PPC_BITMASK(0, 5); break; case PEC_PCI_STK_PCI_FIR_CLR: phb->pci_regs[PEC_PCI_STK_PCI_FIR] &= val; @@ -1107,7 +1112,7 @@ static void pnv_pec_stk_pci_xscom_write(void *opaque, hwaddr addr, phb->pci_regs[PEC_PCI_STK_PCI_FIR] |= val; break; case PEC_PCI_STK_PCI_FIR_MSK: - phb->pci_regs[reg] = val; + phb->pci_regs[reg] = val & PPC_BITMASK(0, 5); break; case PEC_PCI_STK_PCI_FIR_MSKC: phb->pci_regs[PEC_PCI_STK_PCI_FIR_MSK] &= val; @@ -1117,20 +1122,25 @@ static void pnv_pec_stk_pci_xscom_write(void *opaque, hwaddr addr, break; case PEC_PCI_STK_PCI_FIR_ACT0: case PEC_PCI_STK_PCI_FIR_ACT1: - phb->pci_regs[reg] = val; + phb->pci_regs[reg] = val & PPC_BITMASK(0, 5); break; case PEC_PCI_STK_PCI_FIR_WOF: phb->pci_regs[reg] = 0; break; case PEC_PCI_STK_ETU_RESET: - phb->pci_regs[reg] = val & 0x8000000000000000ull; + phb->pci_regs[reg] = val & PPC_BIT(0); /* TODO: Implement reset */ break; case PEC_PCI_STK_PBAIB_ERR_REPORT: break; case PEC_PCI_STK_PBAIB_TX_CMD_CRED: + phb->pci_regs[reg] = val & + ((PPC_BITMASK(0, 2) | PPC_BITMASK(10, 18) + | PPC_BITMASK(26, 34) | PPC_BITMASK(41, 50) + | PPC_BITMASK(58, 63))); + break; case PEC_PCI_STK_PBAIB_TX_DAT_CRED: - phb->pci_regs[reg] = val; + phb->pci_regs[reg] = val & (PPC_BITMASK(33, 34) | PPC_BITMASK(44, 47)); break; default: qemu_log_mask(LOG_UNIMP, "phb4_pec_stk: pci_xscom_write 0x%"HWADDR_PRIx |