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/
usr
/
src
/
linux-headers-6.8.0-36
/
arch
/
powerpc
/
include
/
asm
/ [
drwxr-xr-x
]
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reg_8xx.h
/* SPDX-License-Identifier: GPL-2.0 */ /* * Contains register definitions common to PowerPC 8xx CPUs. Notice */ #ifndef _ASM_POWERPC_REG_8xx_H #define _ASM_POWERPC_REG_8xx_H /* Cache control on the MPC8xx is provided through some additional * special purpose registers. */ #define SPRN_IC_CST 560 /* Instruction cache control/status */ #define SPRN_IC_ADR 561 /* Address needed for some commands */ #define SPRN_IC_DAT 562 /* Read-only data register */ #define SPRN_DC_CST 568 /* Data cache control/status */ #define SPRN_DC_ADR 569 /* Address needed for some commands */ #define SPRN_DC_DAT 570 /* Read-only data register */ /* Misc Debug */ #define SPRN_DPDR 630 #define SPRN_MI_CAM 816 #define SPRN_MI_RAM0 817 #define SPRN_MI_RAM1 818 #define SPRN_MD_CAM 824 #define SPRN_MD_RAM0 825 #define SPRN_MD_RAM1 826 /* Special MSR manipulation registers */ #define SPRN_EIE 80 /* External interrupt enable (EE=1, RI=1) */ #define SPRN_EID 81 /* External interrupt disable (EE=0, RI=1) */ #define SPRN_NRI 82 /* Non recoverable interrupt (EE=0, RI=0) */ /* Debug registers */ #define SPRN_CMPA 144 #define SPRN_COUNTA 150 #define SPRN_CMPE 152 #define SPRN_CMPF 153 #define SPRN_LCTRL1 156 #define LCTRL1_CTE_GT 0xc0000000 #define LCTRL1_CTF_LT 0x14000000 #define LCTRL1_CRWE_RW 0x00000000 #define LCTRL1_CRWE_RO 0x00040000 #define LCTRL1_CRWE_WO 0x000c0000 #define LCTRL1_CRWF_RW 0x00000000 #define LCTRL1_CRWF_RO 0x00010000 #define LCTRL1_CRWF_WO 0x00030000 #define SPRN_LCTRL2 157 #define LCTRL2_LW0EN 0x80000000 #define LCTRL2_LW0LA_E 0x00000000 #define LCTRL2_LW0LA_F 0x04000000 #define LCTRL2_LW0LA_EandF 0x08000000 #define LCTRL2_LW0LADC 0x02000000 #define LCTRL2_SLW0EN 0x00000002 #ifdef CONFIG_PPC_8xx #define SPRN_ICTRL 158 #endif #define SPRN_BAR 159 /* Commands. Only the first few are available to the instruction cache. */ #define IDC_ENABLE 0x02000000 /* Cache enable */ #define IDC_DISABLE 0x04000000 /* Cache disable */ #define IDC_LDLCK 0x06000000 /* Load and lock */ #define IDC_UNLINE 0x08000000 /* Unlock line */ #define IDC_UNALL 0x0a000000 /* Unlock all */ #define IDC_INVALL 0x0c000000 /* Invalidate all */ #define DC_FLINE 0x0e000000 /* Flush data cache line */ #define DC_SFWT 0x01000000 /* Set forced writethrough mode */ #define DC_CFWT 0x03000000 /* Clear forced writethrough mode */ #define DC_SLES 0x05000000 /* Set little endian swap mode */ #define DC_CLES 0x07000000 /* Clear little endian swap mode */ /* Status. */ #define IDC_ENABLED 0x80000000 /* Cache is enabled */ #define IDC_CERR1 0x00200000 /* Cache error 1 */ #define IDC_CERR2 0x00100000 /* Cache error 2 */ #define IDC_CERR3 0x00080000 /* Cache error 3 */ #define DC_DFWT 0x40000000 /* Data cache is forced write through */ #define DC_LES 0x20000000 /* Caches are little endian mode */ #endif /* _ASM_POWERPC_REG_8xx_H */
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