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Diffstat (limited to 'arch/ppc/syslib/ipic.h')
| -rw-r--r-- | arch/ppc/syslib/ipic.h | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/arch/ppc/syslib/ipic.h b/arch/ppc/syslib/ipic.h new file mode 100644 index 000000000000..a60c9d18bb7f --- /dev/null +++ b/arch/ppc/syslib/ipic.h | |||
| @@ -0,0 +1,47 @@ | |||
| 1 | /* | ||
| 2 | * IPIC private definitions and structure. | ||
| 3 | * | ||
| 4 | * Maintainer: Kumar Gala <galak@kernel.crashing.org> | ||
| 5 | * | ||
| 6 | * Copyright 2005 Freescale Semiconductor, Inc | ||
| 7 | * | ||
| 8 | * This program is free software; you can redistribute it and/or modify it | ||
| 9 | * under the terms of the GNU General Public License as published by the | ||
| 10 | * Free Software Foundation; either version 2 of the License, or (at your | ||
| 11 | * option) any later version. | ||
| 12 | */ | ||
| 13 | #ifndef __IPIC_H__ | ||
| 14 | #define __IPIC_H__ | ||
| 15 | |||
| 16 | #include <asm/ipic.h> | ||
| 17 | |||
| 18 | #define MPC83xx_IPIC_SIZE (0x00100) | ||
| 19 | |||
| 20 | /* System Global Interrupt Configuration Register */ | ||
| 21 | #define SICFR_IPSA 0x00010000 | ||
| 22 | #define SICFR_IPSD 0x00080000 | ||
| 23 | #define SICFR_MPSA 0x00200000 | ||
| 24 | #define SICFR_MPSB 0x00400000 | ||
| 25 | |||
| 26 | /* System External Interrupt Mask Register */ | ||
| 27 | #define SEMSR_SIRQ0 0x00008000 | ||
| 28 | |||
| 29 | /* System Error Control Register */ | ||
| 30 | #define SERCR_MCPR 0x00000001 | ||
| 31 | |||
| 32 | struct ipic { | ||
| 33 | volatile u32 __iomem *regs; | ||
| 34 | unsigned int irq_offset; | ||
| 35 | }; | ||
| 36 | |||
| 37 | struct ipic_info { | ||
| 38 | u8 pend; /* pending register offset from base */ | ||
| 39 | u8 mask; /* mask register offset from base */ | ||
| 40 | u8 prio; /* priority register offset from base */ | ||
| 41 | u8 force; /* force register offset from base */ | ||
| 42 | u8 bit; /* register bit position (as per doc) | ||
| 43 | bit mask = 1 << (31 - bit) */ | ||
| 44 | u8 prio_mask; /* priority mask value */ | ||
| 45 | }; | ||
| 46 | |||
| 47 | #endif /* __IPIC_H__ */ | ||
