| #ifndef PCI_OPS_H |
| #define PCI_OPS_H |
| |
| #include <compiler.h> |
| #include <stdint.h> |
| #include <device/device.h> |
| #include <arch/pci_ops.h> |
| |
| #ifndef __SIMPLE_DEVICE__ |
| u8 pci_read_config8(struct device *dev, unsigned int where); |
| u16 pci_read_config16(struct device *dev, unsigned int where); |
| u32 pci_read_config32(struct device *dev, unsigned int where); |
| void pci_write_config8(struct device *dev, unsigned int where, u8 val); |
| void pci_write_config16(struct device *dev, unsigned int where, u16 val); |
| void pci_write_config32(struct device *dev, unsigned int where, u32 val); |
| |
| #endif |
| |
| /* |
| * Use device_t here as the functions are to be used with either |
| * __SIMPLE_DEVICE__ defined or undefined. |
| */ |
| static __always_inline |
| void pci_or_config8(device_t dev, unsigned int where, u8 ormask) |
| { |
| u8 value = pci_read_config8(dev, where); |
| pci_write_config8(dev, where, value | ormask); |
| } |
| |
| static __always_inline |
| void pci_or_config16(device_t dev, unsigned int where, u16 ormask) |
| { |
| u16 value = pci_read_config16(dev, where); |
| pci_write_config16(dev, where, value | ormask); |
| } |
| |
| static __always_inline |
| void pci_or_config32(device_t dev, unsigned int where, u32 ormask) |
| { |
| u32 value = pci_read_config32(dev, where); |
| pci_write_config32(dev, where, value | ormask); |
| } |
| |
| static __always_inline |
| void pci_update_config8(device_t dev, int reg, u8 mask, u8 or) |
| { |
| u8 reg8; |
| |
| reg8 = pci_read_config8(dev, reg); |
| reg8 &= mask; |
| reg8 |= or; |
| pci_write_config8(dev, reg, reg8); |
| } |
| |
| static __always_inline |
| void pci_update_config16(device_t dev, int reg, u16 mask, u16 or) |
| { |
| u16 reg16; |
| |
| reg16 = pci_read_config16(dev, reg); |
| reg16 &= mask; |
| reg16 |= or; |
| pci_write_config16(dev, reg, reg16); |
| } |
| |
| static __always_inline |
| void pci_update_config32(device_t dev, int reg, u32 mask, u32 or) |
| { |
| u32 reg32; |
| |
| reg32 = pci_read_config32(dev, reg); |
| reg32 &= mask; |
| reg32 |= or; |
| pci_write_config32(dev, reg, reg32); |
| } |
| |
| const struct pci_bus_operations *pci_bus_default_ops(struct device *dev); |
| |
| #endif /* PCI_OPS_H */ |