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- Modify the freebios tree so the pci config space api is mostly in sync between

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code that runs without ram and code that runs with ram.


git-svn-id: svn://svn.coreboot.org/coreboot/trunk@869 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
This commit is contained in:
Eric Biederman
2003-06-12 19:23:51 +00:00
parent 540ae01cd3
commit 7a5416af95
9 changed files with 174 additions and 226 deletions
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30
src/include/device/device.h
View File

@@ -4,11 +4,13 @@
#include <device/resource.h>
struct device;
typedef struct device * device_t;
struct device_operations {
void (*read_resources)(struct device *dev);
void (*set_resources)(struct device *dev);
void (*init)(struct device *dev);
unsigned int (*scan_bus)(struct device *bus, unsigned int max);
void (*read_resources)(device_t dev);
void (*set_resources)(device_t dev);
void (*init)(device_t dev);
unsigned int (*scan_bus)(device_t bus, unsigned int max);
};
@@ -19,10 +21,10 @@ struct device_operations {
*/
struct device {
struct device *bus; /* bus this device is on */
struct device *children; /* devices behind this bridge */
struct device *sibling; /* next device on this bus */
struct device *next; /* chain of all devices */
device_t bus; /* bus this device is on */
device_t children; /* devices behind this bridge */
device_t sibling; /* next device on this bus */
device_t next; /* chain of all devices */
unsigned int devfn; /* encoded device & function index */
unsigned short vendor;
@@ -68,18 +70,18 @@ extern void dev_enable(void);
extern void dev_initialize(void);
/* Generic device helper functions */
void append_device(struct device *dev);
void compute_allocate_resource(struct device *bus, struct resource *bridge,
void append_device(device_t dev);
void compute_allocate_resource(device_t bus, struct resource *bridge,
unsigned long type_mask, unsigned long type);
void assign_resources(struct device *bus);
void assign_resources(device_t bus);
void enumerate_static_device(void);
unsigned long device_memory_base;
/* Helper functions */
struct device *dev_find_device (unsigned int vendor, unsigned int device, struct device *from);
struct device *dev_find_class (unsigned int class, struct device *from);
struct device *dev_find_slot (unsigned int bus, unsigned int devfn);
device_t dev_find_device (unsigned int vendor, unsigned int device, device_t from);
device_t dev_find_class (unsigned int class, device_t from);
device_t dev_find_slot (unsigned int bus, unsigned int devfn);
/* Rounding for boundaries.
* Due to some chip bugs, go ahead and roung IO to 16

15
src/include/device/pci_ops.h
View File

@@ -2,14 +2,15 @@
#define PCI_OPS_H
#include <stdint.h>
struct device;
#include <device/device.h>
uint8_t pci_read_config8(device_t dev, unsigned where);
uint16_t pci_read_config16(device_t dev, unsigned where);
uint32_t pci_read_config32(device_t dev, unsigned where);
void pci_write_config8(device_t dev, unsigned where, uint8_t val);
void pci_write_config16(device_t dev, unsigned where, uint16_t val);
void pci_write_config32(device_t dev, unsigned where, uint32_t val);
int pci_read_config_byte(struct device *dev, uint8_t where, uint8_t *val);
int pci_read_config_word(struct device *dev, uint8_t where, uint16_t *val);
int pci_read_config_dword(struct device *dev, uint8_t where, uint32_t *val);
int pci_write_config_byte(struct device *dev, uint8_t where, uint8_t val);
int pci_write_config_word(struct device *dev, uint8_t where, uint16_t val);
int pci_write_config_dword(struct device *dev, uint8_t where, uint32_t val);
void pci_set_method(void);
#endif /* PCI_OPS_H */