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processor.h
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Shengzhou Liu authored
Add P3060 SoC specific information:cores setup, LIODN setup, etc The P3060 SoC combines six e500mc Power Architecture processor cores with high-performance datapath acceleration architecture(DPAA), CoreNet fabric infrastructure, as well as network and peripheral interfaces. Signed-off-by:
Shengzhou Liu <Shengzhou.Liu@freescale.com> Signed-off-by:
Kumar Gala <galak@kernel.crashing.org>
Shengzhou Liu authoredAdd P3060 SoC specific information:cores setup, LIODN setup, etc The P3060 SoC combines six e500mc Power Architecture processor cores with high-performance datapath acceleration architecture(DPAA), CoreNet fabric infrastructure, as well as network and peripheral interfaces. Signed-off-by:
processor.h 55.31 KiB
#ifndef __ASM_PPC_PROCESSOR_H
#define __ASM_PPC_PROCESSOR_H
/*
* Default implementation of macro that returns current
* instruction pointer ("program counter").
*/
#define current_text_addr() ({ __label__ _l; _l: &&_l;})
#include <linux/config.h>
#include <asm/ptrace.h>
#include <asm/types.h>
/* Machine State Register (MSR) Fields */
#ifdef CONFIG_PPC64BRIDGE
#define MSR_SF (1<<63)
#define MSR_ISF (1<<61)
#endif /* CONFIG_PPC64BRIDGE */
#define MSR_UCLE (1<<26) /* User-mode cache lock enable (e500) */
#define MSR_VEC (1<<25) /* Enable AltiVec(74xx) */
#define MSR_SPE (1<<25) /* Enable SPE(e500) */
#define MSR_POW (1<<18) /* Enable Power Management */
#define MSR_WE (1<<18) /* Wait State Enable */
#define MSR_TGPR (1<<17) /* TLB Update registers in use */
#define MSR_CE (1<<17) /* Critical Interrupt Enable */
#define MSR_ILE (1<<16) /* Interrupt Little Endian */
#define MSR_EE (1<<15) /* External Interrupt Enable */
#define MSR_PR (1<<14) /* Problem State / Privilege Level */
#define MSR_FP (1<<13) /* Floating Point enable */
#define MSR_ME (1<<12) /* Machine Check Enable */
#define MSR_FE0 (1<<11) /* Floating Exception mode 0 */
#define MSR_SE (1<<10) /* Single Step */
#define MSR_DWE (1<<10) /* Debug Wait Enable (4xx) */
#define MSR_UBLE (1<<10) /* BTB lock enable (e500) */
#define MSR_BE (1<<9) /* Branch Trace */
#define MSR_DE (1<<9) /* Debug Exception Enable */
#define MSR_FE1 (1<<8) /* Floating Exception mode 1 */
#define MSR_IP (1<<6) /* Exception prefix 0x000/0xFFF */
#define MSR_IR (1<<5) /* Instruction Relocate */
#define MSR_IS (1<<5) /* Book E Instruction space */
#define MSR_DR (1<<4) /* Data Relocate */
#define MSR_DS (1<<4) /* Book E Data space */
#define MSR_PE (1<<3) /* Protection Enable */
#define MSR_PX (1<<2) /* Protection Exclusive Mode */
#define MSR_PMM (1<<2) /* Performance monitor mark bit (e500) */
#define MSR_RI (1<<1) /* Recoverable Exception */
#define MSR_LE (1<<0) /* Little Endian */
#ifdef CONFIG_APUS_FAST_EXCEPT
#define MSR_ MSR_ME|MSR_IP|MSR_RI
#else
#define MSR_ MSR_ME|MSR_RI
#endif
#ifndef CONFIG_E500
#define MSR_KERNEL MSR_|MSR_IR|MSR_DR
#else
#define MSR_KERNEL MSR_ME
#endif
/* Floating Point Status and Control Register (FPSCR) Fields */
#define FPSCR_FX 0x80000000 /* FPU exception summary */
#define FPSCR_FEX 0x40000000 /* FPU enabled exception summary */
#define FPSCR_VX 0x20000000 /* Invalid operation summary */
#define FPSCR_OX 0x10000000 /* Overflow exception summary */
#define FPSCR_UX 0x08000000 /* Underflow exception summary */
#define FPSCR_ZX 0x04000000 /* Zero-devide exception summary */
#define FPSCR_XX 0x02000000 /* Inexact exception summary */