+++ /dev/null
-/*
- * mxcc.h: Definitions of the Viking MXCC registers
- *
- * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)
- */
-
-#ifndef _SPARC_MXCC_H
-#define _SPARC_MXCC_H
-
-/* These registers are accessed through ASI 0x2. */
-#define MXCC_DATSTREAM 0x1C00000 /* Data stream register */
-#define MXCC_SRCSTREAM 0x1C00100 /* Source stream register */
-#define MXCC_DESSTREAM 0x1C00200 /* Destination stream register */
-#define MXCC_RMCOUNT 0x1C00300 /* Count of references and misses */
-#define MXCC_STEST 0x1C00804 /* Internal self-test */
-#define MXCC_CREG 0x1C00A04 /* Control register */
-#define MXCC_SREG 0x1C00B00 /* Status register */
-#define MXCC_RREG 0x1C00C04 /* Reset register */
-#define MXCC_EREG 0x1C00E00 /* Error code register */
-#define MXCC_PREG 0x1C00F04 /* Address port register */
-
-/* Some MXCC constants. */
-#define MXCC_STREAM_SIZE 0x20 /* Size in bytes of one stream r/w */
-
-/* The MXCC Control Register:
- *
- * ----------------------------------------------------------------------
- * | | RRC | RSV |PRE|MCE|PARE|ECE|RSV|
- * ----------------------------------------------------------------------
- * 31 10 9 8-6 5 4 3 2 1-0
- *
- * RRC: Controls what you read from MXCC_RMCOUNT reg.
- * 0=Misses 1=References
- * PRE: Prefetch enable
- * MCE: Multiple Command Enable
- * PARE: Parity enable
- * ECE: External cache enable
- */
-
-#define MXCC_CTL_RRC 0x00000200
-#define MXCC_CTL_PRE 0x00000020
-#define MXCC_CTL_MCE 0x00000010
-#define MXCC_CTL_PARE 0x00000008
-#define MXCC_CTL_ECE 0x00000004
-
-/* The MXCC Error Register:
- *
- * --------------------------------------------------------
- * |ME| RSV|CE|PEW|PEE|ASE|EIV| MOPC|ECODE|PRIV|RSV|HPADDR|
- * --------------------------------------------------------
- * 31 30 29 28 27 26 25 24-15 14-7 6 5-3 2-0
- *
- * ME: Multiple Errors have occurred
- * CE: Cache consistency Error
- * PEW: Parity Error during a Write operation
- * PEE: Parity Error involving the External cache
- * ASE: ASynchronous Error
- * EIV: This register is toast
- * MOPC: MXCC Operation Code for instance causing error
- * ECODE: The Error CODE
- * PRIV: A privileged mode error? 0=no 1=yes
- * HPADDR: High PhysicalADDRess bits (35-32)
- */
-
-#define MXCC_ERR_ME 0x80000000
-#define MXCC_ERR_CE 0x20000000
-#define MXCC_ERR_PEW 0x10000000
-#define MXCC_ERR_PEE 0x08000000
-#define MXCC_ERR_ASE 0x04000000
-#define MXCC_ERR_EIV 0x02000000
-#define MXCC_ERR_MOPC 0x01FF8000
-#define MXCC_ERR_ECODE 0x00007F80
-#define MXCC_ERR_PRIV 0x00000040
-#define MXCC_ERR_HPADDR 0x0000000f
-
-/* The MXCC Port register:
- *
- * -----------------------------------------------------
- * | | MID | |
- * -----------------------------------------------------
- * 31 21 20-18 17 0
- *
- * MID: The moduleID of the cpu your read this from.
- */
-
-#ifndef __ASSEMBLY__
-
-static inline void mxcc_set_stream_src(unsigned long *paddr)
-{
- unsigned long data0 = paddr[0];
- unsigned long data1 = paddr[1];
-
- __asm__ __volatile__ ("or %%g0, %0, %%g2\n\t"
- "or %%g0, %1, %%g3\n\t"
- "stda %%g2, [%2] %3\n\t" : :
- "r" (data0), "r" (data1),
- "r" (MXCC_SRCSTREAM),
- "i" (ASI_M_MXCC) : "g2", "g3");
-}
-
-static inline void mxcc_set_stream_dst(unsigned long *paddr)
-{
- unsigned long data0 = paddr[0];
- unsigned long data1 = paddr[1];
-
- __asm__ __volatile__ ("or %%g0, %0, %%g2\n\t"
- "or %%g0, %1, %%g3\n\t"
- "stda %%g2, [%2] %3\n\t" : :
- "r" (data0), "r" (data1),
- "r" (MXCC_DESSTREAM),
- "i" (ASI_M_MXCC) : "g2", "g3");
-}
-
-static inline unsigned long mxcc_get_creg(void)
-{
- unsigned long mxcc_control;
-
- __asm__ __volatile__("set 0xffffffff, %%g2\n\t"
- "set 0xffffffff, %%g3\n\t"
- "stda %%g2, [%1] %2\n\t"
- "lda [%3] %2, %0\n\t" :
- "=r" (mxcc_control) :
- "r" (MXCC_EREG), "i" (ASI_M_MXCC),
- "r" (MXCC_CREG) : "g2", "g3");
- return mxcc_control;
-}
-
-static inline void mxcc_set_creg(unsigned long mxcc_control)
-{
- __asm__ __volatile__("sta %0, [%1] %2\n\t" : :
- "r" (mxcc_control), "r" (MXCC_CREG),
- "i" (ASI_M_MXCC));
-}
-
-#endif /* !__ASSEMBLY__ */
-
-#endif /* !(_SPARC_MXCC_H) */
git.openpandora.org / pandora-kernel.git / blobdiff