diff options
Diffstat (limited to 'arch/x86/cpu/ivybridge/early_init.c')
| -rw-r--r-- | arch/x86/cpu/ivybridge/early_init.c | 58 |
1 files changed, 30 insertions, 28 deletions
diff --git a/arch/x86/cpu/ivybridge/early_init.c b/arch/x86/cpu/ivybridge/early_init.c index eb8f613..9ca008e 100644 --- a/arch/x86/cpu/ivybridge/early_init.c +++ b/arch/x86/cpu/ivybridge/early_init.c @@ -17,10 +17,10 @@ static void sandybridge_setup_bars(pci_dev_t pch_dev, pci_dev_t lpc_dev) { /* Setting up Southbridge. In the northbridge code. */ debug("Setting up static southbridge registers\n"); - pci_write_config32(lpc_dev, PCH_RCBA_BASE, DEFAULT_RCBA | 1); + x86_pci_write_config32(lpc_dev, PCH_RCBA_BASE, DEFAULT_RCBA | 1); - pci_write_config32(lpc_dev, PMBASE, DEFAULT_PMBASE | 1); - pci_write_config8(lpc_dev, ACPI_CNTL, 0x80); /* Enable ACPI BAR */ + x86_pci_write_config32(lpc_dev, PMBASE, DEFAULT_PMBASE | 1); + x86_pci_write_config8(lpc_dev, ACPI_CNTL, 0x80); /* Enable ACPI BAR */ debug("Disabling watchdog reboot\n"); setbits_le32(RCB_REG(GCS), 1 >> 5); /* No reset */ @@ -28,25 +28,27 @@ static void sandybridge_setup_bars(pci_dev_t pch_dev, pci_dev_t lpc_dev) /* Set up all hardcoded northbridge BARs */ debug("Setting up static registers\n"); - pci_write_config32(pch_dev, EPBAR, DEFAULT_EPBAR | 1); - pci_write_config32(pch_dev, EPBAR + 4, (0LL + DEFAULT_EPBAR) >> 32); - pci_write_config32(pch_dev, MCHBAR, DEFAULT_MCHBAR | 1); - pci_write_config32(pch_dev, MCHBAR + 4, (0LL + DEFAULT_MCHBAR) >> 32); + x86_pci_write_config32(pch_dev, EPBAR, DEFAULT_EPBAR | 1); + x86_pci_write_config32(pch_dev, EPBAR + 4, (0LL + DEFAULT_EPBAR) >> 32); + x86_pci_write_config32(pch_dev, MCHBAR, DEFAULT_MCHBAR | 1); + x86_pci_write_config32(pch_dev, MCHBAR + 4, + (0LL + DEFAULT_MCHBAR) >> 32); /* 64MB - busses 0-63 */ - pci_write_config32(pch_dev, PCIEXBAR, DEFAULT_PCIEXBAR | 5); - pci_write_config32(pch_dev, PCIEXBAR + 4, - (0LL + DEFAULT_PCIEXBAR) >> 32); - pci_write_config32(pch_dev, DMIBAR, DEFAULT_DMIBAR | 1); - pci_write_config32(pch_dev, DMIBAR + 4, (0LL + DEFAULT_DMIBAR) >> 32); + x86_pci_write_config32(pch_dev, PCIEXBAR, DEFAULT_PCIEXBAR | 5); + x86_pci_write_config32(pch_dev, PCIEXBAR + 4, + (0LL + DEFAULT_PCIEXBAR) >> 32); + x86_pci_write_config32(pch_dev, DMIBAR, DEFAULT_DMIBAR | 1); + x86_pci_write_config32(pch_dev, DMIBAR + 4, + (0LL + DEFAULT_DMIBAR) >> 32); /* Set C0000-FFFFF to access RAM on both reads and writes */ - pci_write_config8(pch_dev, PAM0, 0x30); - pci_write_config8(pch_dev, PAM1, 0x33); - pci_write_config8(pch_dev, PAM2, 0x33); - pci_write_config8(pch_dev, PAM3, 0x33); - pci_write_config8(pch_dev, PAM4, 0x33); - pci_write_config8(pch_dev, PAM5, 0x33); - pci_write_config8(pch_dev, PAM6, 0x33); + x86_pci_write_config8(pch_dev, PAM0, 0x30); + x86_pci_write_config8(pch_dev, PAM1, 0x33); + x86_pci_write_config8(pch_dev, PAM2, 0x33); + x86_pci_write_config8(pch_dev, PAM3, 0x33); + x86_pci_write_config8(pch_dev, PAM4, 0x33); + x86_pci_write_config8(pch_dev, PAM5, 0x33); + x86_pci_write_config8(pch_dev, PAM6, 0x33); } static void sandybridge_setup_graphics(pci_dev_t pch_dev, pci_dev_t video_dev) @@ -55,7 +57,7 @@ static void sandybridge_setup_graphics(pci_dev_t pch_dev, pci_dev_t video_dev) u16 reg16; u8 reg8; - reg16 = pci_read_config16(video_dev, PCI_DEVICE_ID); + reg16 = x86_pci_read_config16(video_dev, PCI_DEVICE_ID); switch (reg16) { case 0x0102: /* GT1 Desktop */ case 0x0106: /* GT1 Mobile */ @@ -75,7 +77,7 @@ static void sandybridge_setup_graphics(pci_dev_t pch_dev, pci_dev_t video_dev) debug("Initialising Graphics\n"); /* Setup IGD memory by setting GGC[7:3] = 1 for 32MB */ - reg16 = pci_read_config16(pch_dev, GGC); + reg16 = x86_pci_read_config16(pch_dev, GGC); reg16 &= ~0x00f8; reg16 |= 1 << 3; /* Program GTT memory by setting GGC[9:8] = 2MB */ @@ -83,13 +85,13 @@ static void sandybridge_setup_graphics(pci_dev_t pch_dev, pci_dev_t video_dev) reg16 |= 2 << 8; /* Enable VGA decode */ reg16 &= ~0x0002; - pci_write_config16(pch_dev, GGC, reg16); + x86_pci_write_config16(pch_dev, GGC, reg16); /* Enable 256MB aperture */ - reg8 = pci_read_config8(video_dev, MSAC); + reg8 = x86_pci_read_config8(video_dev, MSAC); reg8 &= ~0x06; reg8 |= 0x02; - pci_write_config8(video_dev, MSAC, reg8); + x86_pci_write_config8(video_dev, MSAC, reg8); /* Erratum workarounds */ reg32 = readl(MCHBAR_REG(0x5f00)); @@ -124,22 +126,22 @@ void sandybridge_early_init(int chipset_type) u8 reg8; /* Device ID Override Enable should be done very early */ - capid0_a = pci_read_config32(pch_dev, 0xe4); + capid0_a = x86_pci_read_config32(pch_dev, 0xe4); if (capid0_a & (1 << 10)) { - reg8 = pci_read_config8(pch_dev, 0xf3); + reg8 = x86_pci_read_config8(pch_dev, 0xf3); reg8 &= ~7; /* Clear 2:0 */ if (chipset_type == SANDYBRIDGE_MOBILE) reg8 |= 1; /* Set bit 0 */ - pci_write_config8(pch_dev, 0xf3, reg8); + x86_pci_write_config8(pch_dev, 0xf3, reg8); } /* Setup all BARs required for early PCIe and raminit */ sandybridge_setup_bars(pch_dev, lpc_dev); /* Device Enable */ - pci_write_config32(pch_dev, DEVEN, DEVEN_HOST | DEVEN_IGD); + x86_pci_write_config32(pch_dev, DEVEN, DEVEN_HOST | DEVEN_IGD); sandybridge_setup_graphics(pch_dev, video_dev); } |