diff options
Diffstat (limited to 'include/asm-sparc64/upa.h')
| -rw-r--r-- | include/asm-sparc64/upa.h | 110 |
1 files changed, 1 insertions, 109 deletions
diff --git a/include/asm-sparc64/upa.h b/include/asm-sparc64/upa.h index 5b1633223f9..aab72930815 100644 --- a/include/asm-sparc64/upa.h +++ b/include/asm-sparc64/upa.h @@ -1,109 +1 @@ -#ifndef _SPARC64_UPA_H -#define _SPARC64_UPA_H - -#include <asm/asi.h> - -/* UPA level registers and defines. */ - -/* UPA Config Register */ -#define UPA_CONFIG_RESV 0xffffffffc0000000 /* Reserved. */ -#define UPA_CONFIG_PCON 0x000000003fc00000 /* Depth of various sys queues. */ -#define UPA_CONFIG_MID 0x00000000003e0000 /* Module ID. */ -#define UPA_CONFIG_PCAP 0x000000000001ffff /* Port Capabilities. */ - -/* UPA Port ID Register */ -#define UPA_PORTID_FNP 0xff00000000000000 /* Hardcoded to 0xfc on ultra. */ -#define UPA_PORTID_RESV 0x00fffff800000000 /* Reserved. */ -#define UPA_PORTID_ECCVALID 0x0000000400000000 /* Zero if mod can generate ECC */ -#define UPA_PORTID_ONEREAD 0x0000000200000000 /* Set if mod generates P_RASB */ -#define UPA_PORTID_PINTRDQ 0x0000000180000000 /* # outstanding P_INT_REQ's */ -#define UPA_PORTID_PREQDQ 0x000000007e000000 /* slave-wr's to mod supported */ -#define UPA_PORTID_PREQRD 0x0000000001e00000 /* # incoming P_REQ's supported */ -#define UPA_PORTID_UPACAP 0x00000000001f0000 /* UPA capabilities of mod */ -#define UPA_PORTID_ID 0x000000000000ffff /* Module Identification bits */ - -/* UPA I/O space accessors */ -#if defined(__KERNEL__) && !defined(__ASSEMBLY__) -static inline unsigned char _upa_readb(unsigned long addr) -{ - unsigned char ret; - - __asm__ __volatile__("lduba\t[%1] %2, %0\t/* upa_readb */" - : "=r" (ret) - : "r" (addr), "i" (ASI_PHYS_BYPASS_EC_E)); - - return ret; -} - -static inline unsigned short _upa_readw(unsigned long addr) -{ - unsigned short ret; - - __asm__ __volatile__("lduha\t[%1] %2, %0\t/* upa_readw */" - : "=r" (ret) - : "r" (addr), "i" (ASI_PHYS_BYPASS_EC_E)); - - return ret; -} - -static inline unsigned int _upa_readl(unsigned long addr) -{ - unsigned int ret; - - __asm__ __volatile__("lduwa\t[%1] %2, %0\t/* upa_readl */" - : "=r" (ret) - : "r" (addr), "i" (ASI_PHYS_BYPASS_EC_E)); - - return ret; -} - -static inline unsigned long _upa_readq(unsigned long addr) -{ - unsigned long ret; - - __asm__ __volatile__("ldxa\t[%1] %2, %0\t/* upa_readq */" - : "=r" (ret) - : "r" (addr), "i" (ASI_PHYS_BYPASS_EC_E)); - - return ret; -} - -static inline void _upa_writeb(unsigned char b, unsigned long addr) -{ - __asm__ __volatile__("stba\t%0, [%1] %2\t/* upa_writeb */" - : /* no outputs */ - : "r" (b), "r" (addr), "i" (ASI_PHYS_BYPASS_EC_E)); -} - -static inline void _upa_writew(unsigned short w, unsigned long addr) -{ - __asm__ __volatile__("stha\t%0, [%1] %2\t/* upa_writew */" - : /* no outputs */ - : "r" (w), "r" (addr), "i" (ASI_PHYS_BYPASS_EC_E)); -} - -static inline void _upa_writel(unsigned int l, unsigned long addr) -{ - __asm__ __volatile__("stwa\t%0, [%1] %2\t/* upa_writel */" - : /* no outputs */ - : "r" (l), "r" (addr), "i" (ASI_PHYS_BYPASS_EC_E)); -} - -static inline void _upa_writeq(unsigned long q, unsigned long addr) -{ - __asm__ __volatile__("stxa\t%0, [%1] %2\t/* upa_writeq */" - : /* no outputs */ - : "r" (q), "r" (addr), "i" (ASI_PHYS_BYPASS_EC_E)); -} - -#define upa_readb(__addr) (_upa_readb((unsigned long)(__addr))) -#define upa_readw(__addr) (_upa_readw((unsigned long)(__addr))) -#define upa_readl(__addr) (_upa_readl((unsigned long)(__addr))) -#define upa_readq(__addr) (_upa_readq((unsigned long)(__addr))) -#define upa_writeb(__b, __addr) (_upa_writeb((__b), (unsigned long)(__addr))) -#define upa_writew(__w, __addr) (_upa_writew((__w), (unsigned long)(__addr))) -#define upa_writel(__l, __addr) (_upa_writel((__l), (unsigned long)(__addr))) -#define upa_writeq(__q, __addr) (_upa_writeq((__q), (unsigned long)(__addr))) -#endif /* __KERNEL__ && !__ASSEMBLY__ */ - -#endif /* !(_SPARC64_UPA_H) */ +#include <asm-sparc/upa.h> |