diff options
Diffstat (limited to 'src/southbridge')
| -rw-r--r-- | src/southbridge/intel/i82801jx/bootblock.c | 10 | ||||
| -rw-r--r-- | src/southbridge/intel/i82801jx/early_init.c | 7 | ||||
| -rw-r--r-- | src/southbridge/intel/i82801jx/hdaudio.c | 35 | ||||
| -rw-r--r-- | src/southbridge/intel/i82801jx/i82801jx.c | 18 | ||||
| -rw-r--r-- | src/southbridge/intel/i82801jx/lpc.c | 18 | ||||
| -rw-r--r-- | src/southbridge/intel/i82801jx/pci.c | 8 | ||||
| -rw-r--r-- | src/southbridge/intel/i82801jx/pcie.c | 45 | ||||
| -rw-r--r-- | src/southbridge/intel/i82801jx/sata.c | 3 | ||||
| -rw-r--r-- | src/southbridge/intel/i82801jx/smbus.c | 6 | ||||
| -rw-r--r-- | src/southbridge/intel/i82801jx/thermal.c | 7 |
10 files changed, 43 insertions, 114 deletions
diff --git a/src/southbridge/intel/i82801jx/bootblock.c b/src/southbridge/intel/i82801jx/bootblock.c index e38848fe0c..74cf80ed51 100644 --- a/src/southbridge/intel/i82801jx/bootblock.c +++ b/src/southbridge/intel/i82801jx/bootblock.c @@ -6,15 +6,7 @@ static void enable_spi_prefetch(void) { - u8 reg8; - pci_devfn_t dev; - - dev = PCI_DEV(0, 0x1f, 0); - - reg8 = pci_read_config8(dev, 0xdc); - reg8 &= ~(3 << 2); - reg8 |= (2 << 2); /* Prefetching and Caching Enabled */ - pci_write_config8(dev, 0xdc, reg8); + pci_update_config8(PCI_DEV(0, 0x1f, 0), 0xdc, ~(3 << 2), 2 << 2); } void bootblock_early_southbridge_init(void) diff --git a/src/southbridge/intel/i82801jx/early_init.c b/src/southbridge/intel/i82801jx/early_init.c index 8504c09bd0..8ed7a41784 100644 --- a/src/southbridge/intel/i82801jx/early_init.c +++ b/src/southbridge/intel/i82801jx/early_init.c @@ -59,9 +59,8 @@ void i82801jx_setup_bars(void) /* Set up GPIOBASE. */ pci_write_config32(d31f0, D31F0_GPIO_BASE, DEFAULT_GPIOBASE); - /* Enable GPIO. */ - pci_write_config8(d31f0, D31F0_GPIO_CNTL, - pci_read_config8(d31f0, D31F0_GPIO_CNTL) | 0x10); + /* Enable GPIO. */ + pci_or_config8(d31f0, D31F0_GPIO_CNTL, 0x10); } #define TCO_BASE 0x60 @@ -96,6 +95,8 @@ void i82801jx_early_init(void) and 0xe (required if ME is disabled but present), bit 31 locks it. The other bits are 'must write'. */ u8 reg8 = pci_read_config8(d31f0, 0xac); + + /* FIXME: It's a 8-bit variable!!! */ reg8 |= (1 << 31) | (1 << 30) | (1 << 20) | (3 << 8); pci_write_config8(d31f0, 0xac, reg8); diff --git a/src/southbridge/intel/i82801jx/hdaudio.c b/src/southbridge/intel/i82801jx/hdaudio.c index dc4c82e5ab..4ba7828c48 100644 --- a/src/southbridge/intel/i82801jx/hdaudio.c +++ b/src/southbridge/intel/i82801jx/hdaudio.c @@ -212,49 +212,30 @@ static void azalia_init(struct device *dev) u8 *base; struct resource *res; u32 codec_mask; - u8 reg8; - u32 reg32; // ESD - reg32 = pci_read_config32(dev, 0x134); - reg32 &= 0xff00ffff; - reg32 |= (2 << 16); - pci_write_config32(dev, 0x134, reg32); + pci_update_config32(dev, 0x134, ~0x00ff0000, 2 << 16); // Link1 description - reg32 = pci_read_config32(dev, 0x140); - reg32 &= 0xff00ffff; - reg32 |= (2 << 16); - pci_write_config32(dev, 0x140, reg32); + pci_update_config32(dev, 0x140, ~0x00ff0000, 2 << 16); // Port VC0 Resource Control Register - reg32 = pci_read_config32(dev, 0x114); - reg32 &= 0xffffff00; - reg32 |= 1; - pci_write_config32(dev, 0x114, reg32); + pci_update_config32(dev, 0x114, ~0x000000ff, 1); // VCi traffic class - reg8 = pci_read_config8(dev, 0x44); - reg8 |= (7 << 0); // TC7 - pci_write_config8(dev, 0x44, reg8); + pci_or_config8(dev, 0x44, 7 << 0); // VCi Resource Control - reg32 = pci_read_config32(dev, 0x120); - reg32 |= (1 << 31); - reg32 |= (1 << 24); // VCi ID - reg32 |= (0x80 << 0); // VCi map - pci_write_config32(dev, 0x120, reg32); + pci_or_config32(dev, 0x120, (1 << 31) | (1 << 24) | (0x80 << 0)); /* VCi ID and map */ /* Set Bus Master */ pci_or_config16(dev, PCI_COMMAND, PCI_COMMAND_MASTER); - reg8 = pci_read_config8(dev, 0x4d); // Docking Status - reg8 &= ~(1 << 7); // Docking not supported - pci_write_config8(dev, 0x4d, reg8); + // Docking not supported + pci_and_config8(dev, 0x4d, (u8)~(1 << 7)); // Docking Status /* Lock some R/WO bits by writing their current value. */ - reg32 = pci_read_config32(dev, 0x74); - pci_write_config32(dev, 0x74, reg32); + pci_update_config32(dev, 0x74, ~0, 0); res = find_resource(dev, 0x10); if (!res) diff --git a/src/southbridge/intel/i82801jx/i82801jx.c b/src/southbridge/intel/i82801jx/i82801jx.c index b4ffcfaba9..a332ec079b 100644 --- a/src/southbridge/intel/i82801jx/i82801jx.c +++ b/src/southbridge/intel/i82801jx/i82801jx.c @@ -34,7 +34,6 @@ static void i82801jx_pcie_init(const config_t *const info) { struct device *pciePort[6]; int i, slot_number = 1; /* Reserve slot number 0 for nb's PEG. */ - u32 reg32; /* PCIe - BIOS must program... */ for (i = 0; i < 6; ++i) { @@ -43,26 +42,21 @@ static void i82801jx_pcie_init(const config_t *const info) printk(BIOS_EMERG, "PCIe port 00:1c.%x", i); die(" is not listed in devicetree.\n"); } - reg32 = pci_read_config32(pciePort[i], 0x300); - pci_write_config32(pciePort[i], 0x300, reg32 | (1 << 21)); + pci_or_config32(pciePort[i], 0x300, 1 << 21); pci_write_config8(pciePort[i], 0x324, 0x40); } if (LPC_IS_MOBILE(pcidev_on_root(0x1f, 0))) { for (i = 0; i < 6; ++i) { if (pciePort[i]->enabled) { - reg32 = pci_read_config32(pciePort[i], 0xe8); - reg32 |= 1; - pci_write_config32(pciePort[i], 0xe8, reg32); + pci_or_config32(pciePort[i], 0xe8, 1); } } } for (i = 5; (i >= 0) && !pciePort[i]->enabled; --i) { /* Only for the top disabled ports. */ - reg32 = pci_read_config32(pciePort[i], 0x300); - reg32 |= 0x3 << 16; - pci_write_config32(pciePort[i], 0x300, reg32); + pci_or_config32(pciePort[i], 0x300, 0x3 << 16); } /* Set slot implemented, slot number and slot power limits. */ @@ -88,10 +82,8 @@ static void i82801jx_pcie_init(const config_t *const info) } /* Lock R/WO ASPM support bits. */ - for (i = 0; i < 6; ++i) { - reg32 = pci_read_config32(pciePort[i], 0x4c); - pci_write_config32(pciePort[i], 0x4c, reg32); - } + for (i = 0; i < 6; ++i) + pci_update_config32(pciePort[i], 0x4c, ~0, 0); } static void i82801jx_ehci_init(void) diff --git a/src/southbridge/intel/i82801jx/lpc.c b/src/southbridge/intel/i82801jx/lpc.c index 3be492df21..a590aec154 100644 --- a/src/southbridge/intel/i82801jx/lpc.c +++ b/src/southbridge/intel/i82801jx/lpc.c @@ -160,8 +160,7 @@ static void i82801jx_power_options(struct device *dev) int nmi_option; /* BIOS must program... */ - reg32 = pci_read_config32(dev, 0xac); - pci_write_config32(dev, 0xac, reg32 | (1 << 30) | (3 << 8)); + pci_or_config32(dev, 0xac, (1 << 30) | (3 << 8)); /* Which state do we want to goto after g3 (power restored)? * 0 == S0 Full On @@ -281,18 +280,13 @@ static void i82801jx_power_options(struct device *dev) static void i82801jx_configure_cstates(struct device *dev) { - u8 reg8; - - reg8 = pci_read_config8(dev, D31F0_CxSTATE_CNF); - reg8 |= (1 << 4) | (1 << 3) | (1 << 2); // Enable Popup & Popdown - pci_write_config8(dev, D31F0_CxSTATE_CNF, reg8); + // Enable Popup & Popdown + pci_or_config8(dev, D31F0_CxSTATE_CNF, (1 << 4) | (1 << 3) | (1 << 2)); // Set Deeper Sleep configuration to recommended values - reg8 = pci_read_config8(dev, D31F0_C4TIMING_CNT); - reg8 &= 0xf0; - reg8 |= (2 << 2); // Deeper Sleep to Stop CPU: 34-40us - reg8 |= (2 << 0); // Deeper Sleep to Sleep: 15us - pci_write_config8(dev, D31F0_C4TIMING_CNT, reg8); + // Deeper Sleep to Stop CPU: 34-40us + // Deeper Sleep to Sleep: 15us + pci_update_config8(dev, D31F0_C4TIMING_CNT, ~0x0f, (2 << 2) | (2 << 0)); /* We could enable slow-C4 exit here, if someone needs it? */ } diff --git a/src/southbridge/intel/i82801jx/pci.c b/src/southbridge/intel/i82801jx/pci.c index 020ecdeafb..36769d0eee 100644 --- a/src/southbridge/intel/i82801jx/pci.c +++ b/src/southbridge/intel/i82801jx/pci.c @@ -9,18 +9,14 @@ static void pci_init(struct device *dev) { u16 reg16; - u8 reg8; /* This device has no interrupt */ pci_write_config8(dev, PCI_INTERRUPT_LINE, 0xff); /* Master Latency Count must be set to 0x04! */ - reg8 = pci_read_config8(dev, D30F0_SMLT); - reg8 &= 0x07; - reg8 |= (0x04 << 3); - pci_write_config8(dev, D30F0_SMLT, reg8); + pci_update_config8(dev, D30F0_SMLT, 0x07, 0x04 << 3); - /* Clear errors in status registers */ + /* Clear errors in status registers. FIXME: Do something? */ reg16 = pci_read_config16(dev, PCI_STATUS); //reg16 |= 0xf900; pci_write_config16(dev, PCI_STATUS, reg16); diff --git a/src/southbridge/intel/i82801jx/pcie.c b/src/southbridge/intel/i82801jx/pcie.c index 3817d88aad..5195522217 100644 --- a/src/southbridge/intel/i82801jx/pcie.c +++ b/src/southbridge/intel/i82801jx/pcie.c @@ -12,8 +12,6 @@ static void pci_init(struct device *dev) { - u16 reg16; - u32 reg32; struct southbridge_intel_i82801jx_config *config = dev->chip_info; printk(BIOS_DEBUG, "Initializing ICH10 PCIe root port.\n"); @@ -25,56 +23,39 @@ static void pci_init(struct device *dev) // This has no effect but the OS might expect it pci_write_config8(dev, 0x0c, 0x10); - reg16 = pci_read_config16(dev, PCI_BRIDGE_CONTROL); - reg16 &= ~PCI_BRIDGE_CTL_PARITY; - reg16 |= PCI_BRIDGE_CTL_NO_ISA; - pci_write_config16(dev, PCI_BRIDGE_CONTROL, reg16); + pci_update_config16(dev, PCI_BRIDGE_CONTROL, ~PCI_BRIDGE_CTL_PARITY, + PCI_BRIDGE_CTL_NO_ISA); /* Enable IO xAPIC on this PCIe port */ - reg32 = pci_read_config32(dev, 0xd8); - reg32 |= (1 << 7); - pci_write_config32(dev, 0xd8, reg32); + pci_or_config32(dev, 0xd8, 1 << 7); /* Enable Backbone Clock Gating */ - reg32 = pci_read_config32(dev, 0xe1); - reg32 |= (1 << 3) | (1 << 2) | (1 << 1) | (1 << 0); - pci_write_config32(dev, 0xe1, reg32); + pci_or_config32(dev, 0xe1, (1 << 3) | (1 << 2) | (1 << 1) | (1 << 0)); /* Set VC0 transaction class */ - reg32 = pci_read_config32(dev, 0x114); - reg32 &= 0xffffff00; - reg32 |= 1; - pci_write_config32(dev, 0x114, reg32); + pci_update_config32(dev, 0x114, ~0x000000ff, 1); /* Mask completion timeouts */ - reg32 = pci_read_config32(dev, 0x148); - reg32 |= (1 << 14); - pci_write_config32(dev, 0x148, reg32); + pci_or_config32(dev, 0x148, 1 << 14); /* Lock R/WO Correctable Error Mask. */ - pci_write_config32(dev, 0x154, pci_read_config32(dev, 0x154)); + pci_update_config32(dev, 0x154, ~0, 0); /* Clear errors in status registers */ - reg16 = pci_read_config16(dev, 0x06); - pci_write_config16(dev, 0x06, reg16); - reg16 = pci_read_config16(dev, 0x1e); - pci_write_config16(dev, 0x1e, reg16); + pci_update_config16(dev, 0x06, ~0, 0); + pci_update_config16(dev, 0x1e, ~0, 0); /* Get configured ASPM state */ const enum aspm_type apmc = pci_read_config32(dev, 0x50) & 3; /* If both L0s and L1 enabled then set root port 0xE8[1]=1 */ - if (apmc == PCIE_ASPM_BOTH) { - reg32 = pci_read_config32(dev, 0xe8); - reg32 |= (1 << 1); - pci_write_config32(dev, 0xe8, reg32); - } + if (apmc == PCIE_ASPM_BOTH) + pci_or_config32(dev, 0xe8, 1 << 1); /* Enable expresscard hotplug events. */ if (config->pcie_hotplug_map[PCI_FUNC(dev->path.pci.devfn)]) { - pci_write_config32(dev, 0xd8, - pci_read_config32(dev, 0xd8) - | (1 << 30)); + + pci_or_config32(dev, 0xd8, 1 << 30); pci_write_config16(dev, 0x42, 0x142); } } diff --git a/src/southbridge/intel/i82801jx/sata.c b/src/southbridge/intel/i82801jx/sata.c index b79b2be366..73a7d82bd3 100644 --- a/src/southbridge/intel/i82801jx/sata.c +++ b/src/southbridge/intel/i82801jx/sata.c @@ -199,8 +199,7 @@ static void sata_init(struct device *const dev) if (is_mobile && config->sata_traffic_monitor) { struct device *const lpc_dev = pcidev_on_root(0x1f, 0); - if (((pci_read_config8(lpc_dev, D31F0_CxSTATE_CNF) - >> 3) & 3) == 3) { + if (((pci_read_config8(lpc_dev, D31F0_CxSTATE_CNF) >> 3) & 3) == 3) { u8 reg8 = pci_read_config8(dev, 0x9c); reg8 &= ~(0x1f << 2); reg8 |= 3 << 2; diff --git a/src/southbridge/intel/i82801jx/smbus.c b/src/southbridge/intel/i82801jx/smbus.c index 4f45d8a5cb..32b64b89df 100644 --- a/src/southbridge/intel/i82801jx/smbus.c +++ b/src/southbridge/intel/i82801jx/smbus.c @@ -11,12 +11,8 @@ static void pch_smbus_init(struct device *dev) { - u16 reg16; - /* Enable clock gating */ - reg16 = pci_read_config16(dev, 0x80); - reg16 &= ~((1 << 8)|(1 << 10)|(1 << 12)|(1 << 14)); - pci_write_config16(dev, 0x80, reg16); + pci_and_config16(dev, 0x80, ~((1 << 8) | (1 << 10) | (1 << 12) | (1 << 14))); } static int lsmbus_read_byte(struct device *dev, u8 address) diff --git a/src/southbridge/intel/i82801jx/thermal.c b/src/southbridge/intel/i82801jx/thermal.c index 70a98388a9..41013a3596 100644 --- a/src/southbridge/intel/i82801jx/thermal.c +++ b/src/southbridge/intel/i82801jx/thermal.c @@ -14,11 +14,9 @@ static void thermal_init(struct device *dev) return; u8 reg8; - u32 reg32; pci_write_config32(dev, 0x10, (uintptr_t)DEFAULT_TBAR); - reg32 = pci_read_config32(dev, 0x04); - pci_write_config32(dev, 0x04, reg32 | (1 << 1)); + pci_or_config32(dev, 0x04, 1 << 1); write32(DEFAULT_TBAR + 0x04, 0); /* Clear thermal trip points. */ write32(DEFAULT_TBAR + 0x44, 0); @@ -31,8 +29,7 @@ static void thermal_init(struct device *dev) reg8 = read8(DEFAULT_TBAR + 0x48); write8(DEFAULT_TBAR + 0x48, reg8 | (1 << 7)); - reg32 = pci_read_config32(dev, 0x04); - pci_write_config32(dev, 0x04, reg32 & ~(1 << 1)); + pci_and_config32(dev, 0x04, ~(1 << 1)); pci_write_config32(dev, 0x10, 0); } |