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added macros to decrypt configuration space headers

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This commit is contained in:
Markus Fröschle
2013-10-31 05:22:07 +00:00
parent 6fca678e8a
commit 2197d42fc4
1 changed files with 35 additions and 0 deletions
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35
BaS_gcc/include/pci.h
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@@ -26,6 +26,41 @@
#define PCI_IO_OFFSET (0xD0000000) #define PCI_IO_OFFSET (0xD0000000)
#define PCI_IO_SIZE (0x10000000) #define PCI_IO_SIZE (0x10000000)
/* PCI configuration space macros */
/* register 0x00 macros */
#define PCI_VENDOR_ID(i) ((i) & 0xffff)
#define PCI_DEVICE_ID(i) (((i) & 0xffff0000) >> 16)
/* register 0x04 macros */
#define PCI_STATUS(i) (((i) >> 16) & 0xffff)
#define PCI_COMMAND(i) ((i) & 0xffff)
/* register 0x08 macros */
#define PCI_CLASS_CODE(i) (((i) & 0xff000000) >> 24)
#define PCI_SUBCLASS(i) (((i) & 0xff0000) >> 16)
#define PCI_PROF_IF(i) (((i) & 0xff00) >> 8)
#define PCI_REVISION_ID(i) (((i) & 0xff))
/* register 0x0c macros */
#define PCI_BIST(i) (((i) & 0xff000000) >> 24)
#define PCI_HEADER_TYPE(i) (((i) & 0xff0000) >> 16)
#define PCI_LAT_TIMER(i) (((i) & 0xff00) >> 8)
#define PCI_CACHELINE_SIZE(i) (((i) & 0xff))
/* register 0x2c macros */
#define PCI_SUBSYS_ID(i) (((i) & 0xffff0000) >> 16)
#define PCI_SUBSYS_VID(i) (((i) & 0xffff))
/* register 0x34 macros */
#define PCI_CAPABILITIES(i) ((i) & 0xff)
/* register 0x3c macros */
#define PCI_MAX_LATENCY(i) (((i) & 0xff000000) >> 24)
#define PCI_MIN_GRANT(i) (((i) & 0xff0000) >> 16)
#define PCI_INTERRUPT_PIN(i) (((i) & 0xff00) >> 8)
#define PCI_INTERRUPT_LINE(i) (((i)) & 0xff)
extern void init_eport(void); extern void init_eport(void);
extern void init_xlbus_arbiter(void); extern void init_xlbus_arbiter(void);
extern void init_pci(void); extern void init_pci(void);