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XScale core 3 definitions.

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Approved by:	re (blanket)
This commit is contained in:
Olivier Houchard 2007-07-27 14:54:27 +00:00
parent 0566a63ff3
commit 5f78cb4a35
1 changed files with 5 additions and 0 deletions
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5
sys/arm/include/armreg.h
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@ -227,17 +227,22 @@
#define CPU_CONTROL_VECRELOC 0x00002000 /* V: Vector relocation */
#define CPU_CONTROL_ROUNDROBIN 0x00004000 /* RR: Predictable replacement */
#define CPU_CONTROL_V4COMPAT 0x00008000 /* L4: ARMv4 compat LDR R15 etc */
#define CPU_CONTROL_L2_ENABLE 0x04000000 /* L2 Cache enabled */
#define CPU_CONTROL_IDC_ENABLE CPU_CONTROL_DC_ENABLE
/* XScale Auxillary Control Register (CP15 register 1, opcode2 1) */
#define XSCALE_AUXCTL_K 0x00000001 /* dis. write buffer coalescing */
#define XSCALE_AUXCTL_P 0x00000002 /* ECC protect page table access */
/* Note: XSCale core 3 uses those for LLR DCcahce attributes */
#define XSCALE_AUXCTL_MD_WB_RA 0x00000000 /* mini-D$ wb, read-allocate */
#define XSCALE_AUXCTL_MD_WB_RWA 0x00000010 /* mini-D$ wb, read/write-allocate */
#define XSCALE_AUXCTL_MD_WT 0x00000020 /* mini-D$ wt, read-allocate */
#define XSCALE_AUXCTL_MD_MASK 0x00000030
/* Xscale Core 3 only */
#define XSCALE_AUXCTL_LLR 0x00000400 /* Enable L2 for LLR Cache */
/* Cache type register definitions */
#define CPU_CT_ISIZE(x) ((x) & 0xfff) /* I$ info */
#define CPU_CT_DSIZE(x) (((x) >> 12) & 0xfff) /* D$ info */