home *** CD-ROM | disk | FTP | other *** search
/ Mac Easy 2010 May / Mac Life Ubuntu.iso / casper / filesystem.squashfs / usr / src / linux-headers-2.6.28-15 / arch / powerpc / include / asm / firmware.h < prev    next >
Encoding:
C/C++ Source or Header  |  2008-12-24  |  4.4 KB  |  133 lines
  1. /*
  2.  *  Copyright (C) 2001 Ben. Herrenschmidt (benh@kernel.crashing.org)
  3.  *
  4.  *  Modifications for ppc64:
  5.  *      Copyright (C) 2003 Dave Engebretsen <engebret@us.ibm.com>
  6.  *
  7.  *  This program is free software; you can redistribute it and/or
  8.  *  modify it under the terms of the GNU General Public License
  9.  *  as published by the Free Software Foundation; either version
  10.  *  2 of the License, or (at your option) any later version.
  11.  */
  12. #ifndef __ASM_POWERPC_FIRMWARE_H
  13. #define __ASM_POWERPC_FIRMWARE_H
  14.  
  15. #ifdef __KERNEL__
  16.  
  17. #include <asm/asm-compat.h>
  18. #include <asm/feature-fixups.h>
  19.  
  20. /* firmware feature bitmask values */
  21. #define FIRMWARE_MAX_FEATURES 63
  22.  
  23. #define FW_FEATURE_PFT        ASM_CONST(0x0000000000000001)
  24. #define FW_FEATURE_TCE        ASM_CONST(0x0000000000000002)
  25. #define FW_FEATURE_SPRG0    ASM_CONST(0x0000000000000004)
  26. #define FW_FEATURE_DABR        ASM_CONST(0x0000000000000008)
  27. #define FW_FEATURE_COPY        ASM_CONST(0x0000000000000010)
  28. #define FW_FEATURE_ASR        ASM_CONST(0x0000000000000020)
  29. #define FW_FEATURE_DEBUG    ASM_CONST(0x0000000000000040)
  30. #define FW_FEATURE_TERM        ASM_CONST(0x0000000000000080)
  31. #define FW_FEATURE_PERF        ASM_CONST(0x0000000000000100)
  32. #define FW_FEATURE_DUMP        ASM_CONST(0x0000000000000200)
  33. #define FW_FEATURE_INTERRUPT    ASM_CONST(0x0000000000000400)
  34. #define FW_FEATURE_MIGRATE    ASM_CONST(0x0000000000000800)
  35. #define FW_FEATURE_PERFMON    ASM_CONST(0x0000000000001000)
  36. #define FW_FEATURE_CRQ        ASM_CONST(0x0000000000002000)
  37. #define FW_FEATURE_VIO        ASM_CONST(0x0000000000004000)
  38. #define FW_FEATURE_RDMA        ASM_CONST(0x0000000000008000)
  39. #define FW_FEATURE_LLAN        ASM_CONST(0x0000000000010000)
  40. #define FW_FEATURE_BULK        ASM_CONST(0x0000000000020000)
  41. #define FW_FEATURE_XDABR    ASM_CONST(0x0000000000040000)
  42. #define FW_FEATURE_MULTITCE    ASM_CONST(0x0000000000080000)
  43. #define FW_FEATURE_SPLPAR    ASM_CONST(0x0000000000100000)
  44. #define FW_FEATURE_ISERIES    ASM_CONST(0x0000000000200000)
  45. #define FW_FEATURE_LPAR        ASM_CONST(0x0000000000400000)
  46. #define FW_FEATURE_PS3_LV1    ASM_CONST(0x0000000000800000)
  47. #define FW_FEATURE_BEAT        ASM_CONST(0x0000000001000000)
  48. #define FW_FEATURE_BULK_REMOVE    ASM_CONST(0x0000000002000000)
  49. #define FW_FEATURE_CMO        ASM_CONST(0x0000000004000000)
  50.  
  51. #ifndef __ASSEMBLY__
  52.  
  53. enum {
  54. #ifdef CONFIG_PPC64
  55.     FW_FEATURE_PSERIES_POSSIBLE = FW_FEATURE_PFT | FW_FEATURE_TCE |
  56.         FW_FEATURE_SPRG0 | FW_FEATURE_DABR | FW_FEATURE_COPY |
  57.         FW_FEATURE_ASR | FW_FEATURE_DEBUG | FW_FEATURE_TERM |
  58.         FW_FEATURE_PERF | FW_FEATURE_DUMP | FW_FEATURE_INTERRUPT |
  59.         FW_FEATURE_MIGRATE | FW_FEATURE_PERFMON | FW_FEATURE_CRQ |
  60.         FW_FEATURE_VIO | FW_FEATURE_RDMA | FW_FEATURE_LLAN |
  61.         FW_FEATURE_BULK | FW_FEATURE_XDABR | FW_FEATURE_MULTITCE |
  62.         FW_FEATURE_SPLPAR | FW_FEATURE_LPAR | FW_FEATURE_CMO,
  63.     FW_FEATURE_PSERIES_ALWAYS = 0,
  64.     FW_FEATURE_ISERIES_POSSIBLE = FW_FEATURE_ISERIES | FW_FEATURE_LPAR,
  65.     FW_FEATURE_ISERIES_ALWAYS = FW_FEATURE_ISERIES | FW_FEATURE_LPAR,
  66.     FW_FEATURE_PS3_POSSIBLE = FW_FEATURE_LPAR | FW_FEATURE_PS3_LV1,
  67.     FW_FEATURE_PS3_ALWAYS = FW_FEATURE_LPAR | FW_FEATURE_PS3_LV1,
  68.     FW_FEATURE_CELLEB_POSSIBLE = FW_FEATURE_LPAR | FW_FEATURE_BEAT,
  69.     FW_FEATURE_CELLEB_ALWAYS = 0,
  70.     FW_FEATURE_NATIVE_POSSIBLE = 0,
  71.     FW_FEATURE_NATIVE_ALWAYS = 0,
  72.     FW_FEATURE_POSSIBLE =
  73. #ifdef CONFIG_PPC_PSERIES
  74.         FW_FEATURE_PSERIES_POSSIBLE |
  75. #endif
  76. #ifdef CONFIG_PPC_ISERIES
  77.         FW_FEATURE_ISERIES_POSSIBLE |
  78. #endif
  79. #ifdef CONFIG_PPC_PS3
  80.         FW_FEATURE_PS3_POSSIBLE |
  81. #endif
  82. #ifdef CONFIG_PPC_CELLEB
  83.         FW_FEATURE_CELLEB_POSSIBLE |
  84. #endif
  85. #ifdef CONFIG_PPC_NATIVE
  86.         FW_FEATURE_NATIVE_ALWAYS |
  87. #endif
  88.         0,
  89.     FW_FEATURE_ALWAYS =
  90. #ifdef CONFIG_PPC_PSERIES
  91.         FW_FEATURE_PSERIES_ALWAYS &
  92. #endif
  93. #ifdef CONFIG_PPC_ISERIES
  94.         FW_FEATURE_ISERIES_ALWAYS &
  95. #endif
  96. #ifdef CONFIG_PPC_PS3
  97.         FW_FEATURE_PS3_ALWAYS &
  98. #endif
  99. #ifdef CONFIG_PPC_CELLEB
  100.         FW_FEATURE_CELLEB_ALWAYS &
  101. #endif
  102. #ifdef CONFIG_PPC_NATIVE
  103.         FW_FEATURE_NATIVE_ALWAYS &
  104. #endif
  105.         FW_FEATURE_POSSIBLE,
  106.  
  107. #else /* CONFIG_PPC64 */
  108.     FW_FEATURE_POSSIBLE = 0,
  109.     FW_FEATURE_ALWAYS = 0,
  110. #endif
  111. };
  112.  
  113. /* This is used to identify firmware features which are available
  114.  * to the kernel.
  115.  */
  116. extern unsigned long    powerpc_firmware_features;
  117.  
  118. #define firmware_has_feature(feature)                    \
  119.     ((FW_FEATURE_ALWAYS & (feature)) ||                \
  120.         (FW_FEATURE_POSSIBLE & powerpc_firmware_features & (feature)))
  121.  
  122. extern void system_reset_fwnmi(void);
  123. extern void machine_check_fwnmi(void);
  124.  
  125. /* This is true if we are using the firmware NMI handler (typically LPAR) */
  126. extern int fwnmi_active;
  127.  
  128. extern unsigned int __start___fw_ftr_fixup, __stop___fw_ftr_fixup;
  129.  
  130. #endif /* __ASSEMBLY__ */
  131. #endif /* __KERNEL__ */
  132. #endif /* __ASM_POWERPC_FIRMWARE_H */
  133.