📄 ppc.h
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/*
* File: src/include/cpu/ppc/ppc.h
* Purpose: Definitions common across all PowerPC processors
*
* Notes:
*
*/
#ifndef _CPU_PPC_H
#define _CPU_PPC_H
/***********************************************************************/
/*
* The basic data types
*/
typedef unsigned char uint8; /* 8 bits */
typedef unsigned short int uint16; /* 16 bits */
typedef unsigned int uint32; /* 32 bits */
typedef unsigned long long uint64; /* 64 bits */
typedef signed char int8; /* 8 bits */
typedef signed short int int16; /* 16 bits */
typedef signed int int32; /* 32 bits */
typedef signed long long int64; /* 64 bits */
typedef volatile uint8 vuint8; /* 8 bits */
typedef volatile uint16 vuint16; /* 16 bits */
typedef volatile uint32 vuint32; /* 32 bits */
typedef volatile uint64 vuint64; /* 64 bits */
/***********************************************************************/
/*
* Routines and macros for accessing Input/Output devices
*/
uint32 cpu_iord_8 (void *);
uint32 cpu_iord_16 (void *);
uint32 cpu_iord_32 (void *);
void cpu_iowr_8 (void *, uint32);
void cpu_iowr_16 (void *, uint32);
void cpu_iowr_32 (void *, uint32);
/* byte-reversed */
uint32 cpu_iord_16r (void *);
uint32 cpu_iord_32r (void *);
void cpu_iowr_16r (void *, uint32);
void cpu_iowr_32r (void *, uint32);
/*
* Network-order access routines/macros (BIG ENDIAN ONLY)
*/
#define htons(DATA16) DATA16
#define htonl(DATA32) DATA32
#define ntohs(DATA16) DATA16
#define ntohl(DATA32) DATA32
/***********************************************************************/
#define MPC_CR_LT (0x8)
#define MPC_CR_GT (0x4)
#define MPC_CR_EQ (0x2)
#define MPC_CR_SO (0x1)
#define MPC_CR0_LT (MPC_CR_LT << 28)
#define MPC_CR0_GT (MPC_CR_GT << 28)
#define MPC_CR0_EQ (MPC_CR_EQ << 28)
#define MPC_CR0_SO (MPC_CR_SO << 28)
#define MPC_CR0 (0xF << 28)
#define MPC_CR1_LT (MPC_CR_LT << 24)
#define MPC_CR1_GT (MPC_CR_GT << 24)
#define MPC_CR1_EQ (MPC_CR_EQ << 24)
#define MPC_CR1_SO (MPC_CR_SO << 24)
#define MPC_CR1 (0xF << 24)
#define MPC_CR2_LT (MPC_CR_LT << 20)
#define MPC_CR2_GT (MPC_CR_GT << 20)
#define MPC_CR2_EQ (MPC_CR_EQ << 20)
#define MPC_CR2_SO (MPC_CR_SO << 20)
#define MPC_CR2 (0xF << 20)
#define MPC_CR3_LT (MPC_CR_LT << 16)
#define MPC_CR3_GT (MPC_CR_GT << 16)
#define MPC_CR3_EQ (MPC_CR_EQ << 16)
#define MPC_CR3_SO (MPC_CR_SO << 16)
#define MPC_CR3 (0xF << 16)
#define MPC_CR4_LT (MPC_CR_LT << 12)
#define MPC_CR4_GT (MPC_CR_GT << 12)
#define MPC_CR4_EQ (MPC_CR_EQ << 12)
#define MPC_CR4_SO (MPC_CR_SO << 12)
#define MPC_CR4 (0xF << 12)
#define MPC_CR5_LT (MPC_CR_LT << 8)
#define MPC_CR5_GT (MPC_CR_GT << 8)
#define MPC_CR5_EQ (MPC_CR_EQ << 8)
#define MPC_CR5_SO (MPC_CR_SO << 8)
#define MPC_CR5 (0xF << 8)
#define MPC_CR6_LT (MPC_CR_LT << 4)
#define MPC_CR6_GT (MPC_CR_GT << 4)
#define MPC_CR6_EQ (MPC_CR_EQ << 4)
#define MPC_CR6_SO (MPC_CR_SO << 4)
#define MPC_CR6 (0xF << 4)
#define MPC_CR7_LT (MPC_CR_LT << 0)
#define MPC_CR7_GT (MPC_CR_GT << 0)
#define MPC_CR7_EQ (MPC_CR_EQ << 0)
#define MPC_CR7_SO (MPC_CR_SO << 0)
#define MPC_CR7 (0xF << 0)
#define MPC_XER_SO (0x80000000)
#define MPC_XER_OV (0x40000000)
#define MPC_XER_CA (0x20000000)
#define MPC_XER_BYTE (0x000000FF)
#define MPC_MSR_POW (0x00040000)
#define MPC_MSR_TGPR (0x00020000)
#define MPC_MSR_ILE (0x00010000)
#define MPC_MSR_EE (0x00008000)
#define MPC_MSR_PR (0x00004000)
#define MPC_MSR_FP (0x00002000)
#define MPC_MSR_ME (0x00001000)
#define MPC_MSR_FE0 (0x00000800)
#define MPC_MSR_SE (0x00000400)
#define MPC_MSR_BE (0x00000200)
#define MPC_MSR_DE (0x00000200) //this bit does not exist on Oaks; Debug Interrupt Enable
#define MPC_MSR_FE1 (0x00000100)
#define MPC_MSR_IP (0x00000040)
#define MPC_MSR_IR (0x00000020)
#define MPC_MSR_DR (0x00000010)
#define MPC_MSR_RI (0x00000002)
#define MPC_MSR_LE (0x00000001)
#define MPC_PVR_VER (0xFFFF0000)
#define MPC_PVR_REV (0x0000FFFF)
#define MPC_PVR_601 (0x00010000)
#define MPC_PVR_602 (0x00020000)
#define MPC_PVR_603 (0x00030000)
#define MPC_PVR_604 (0x00040000)
#define MPC_PVR_603E (0x00060000)
#define MPC_PVR_603EV (0x00070000)
#define MPC_PVR_750 (0x00080000)
#define MPC_PVR_604E (0x00090000)
#define MPC_PVR_MACH5 (0x000A0000)
#define MPC_PVR_620 (0x00140000)
/***********************************************************************/
/*
* Function prototypes for PowerPC processors
*/
void mpc_wr_msr (uint32);
uint32 mpc_rd_msr (void);
uint32 mpc_rd_xer (void);
void mpc_wr_ctr (uint32);
uint32 mpc_rd_ctr (void);
void mpc_wr_dsisr (uint32);
uint32 mpc_rd_dsisr (void);
void mpc_wr_dar (uint32);
uint32 mpc_rd_dar (void);
void mpc_wr_dec (uint32);
uint32 mpc_rd_dec (void);
uint32 mpc_rd_pvr (void);
void mpc_wr_tbl (uint32);
uint32 mpc_rd_tbl (void);
void mpc_wr_tbu (uint32);
uint32 mpc_rd_tbu (void);
/***********************************************************************/
/*
* Now do specific processor
*/
#if (defined(CPU_FAM_MPC5XX))
#include "src/include/cpu/ppc/mpc5xx/mpc5xx.h"
#elif (defined(CPU_FAM_MPC6XX))
#include "src/include/cpu/ppc/mpc6xx/mpc6xx.h"
#elif (defined(CPU_MPC821))
#include "src/include/cpu/ppc/mpc8xx/mpc821.h"
#elif (defined(CPU_MPC823))
#include "src/include/cpu/ppc/mpc8xx/mpc823.h"
#elif (defined(CPU_MPC850))
#include "src/include/cpu/ppc/mpc8xx/mpc850.h"
#elif (defined(CPU_MPC860))
#include "src/include/cpu/ppc/mpc8xx/mpc860.h"
#elif (defined(CPU_MPC860SAR))
#include "src/include/cpu/ppc/mpc8xx/mpc860sar.h"
#elif (defined(CPU_MPC860T))
#include "src/include/cpu/ppc/mpc8xx/mpc860t.h"
#elif (defined(CPU_MPC5554))
#include "src/include/cpu/ppc/mpc55xx/mpc5554.h"
#include "src/include/cpu/ppc/mpc55xx/mpc5554_spr.h"
#else
#error "Error: Unsuported PowerPC processor"
#endif
/***********************************************************************/
#endif /* _CPU_PPC_H */
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