Specifications

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A Minimal PowerPCª Boot Sequence for 31

Executing Compiled C Programs

Source Files

#define DBAT0L_VALIBAT0L_VAL

#define DBAT0U_VALIBAT0U_VAL

#define IBAT1L_VAL (PRAM_BASE | BAT_READ_WRITE)

#define IBAT1U_VAL (VRAM_BASE|BAT_BL_32M|BAT_VALID_SUPERVISOR| BAT_VALID_USER)

#define DBAT1L_VAL IBAT1L_VAL

#define DBAT1U_VAL IBAT1U_VAL

#define IBAT2L_VAL (BAT_NO_ACCESS)

#define IBAT2U_VAL (BAT_INVALID)

#define DBAT2L_VAL (BAT_NO_ACCESS)

#define DBAT2U_VAL (BAT_INVALID)

#define IBAT3L_VAL (BAT_NO_ACCESS)

#define IBAT3U_VAL (BAT_INVALID)

#define DBAT3L_VAL (BAT_NO_ACCESS)

#define DBAT3U_VAL (BAT_INVALID)

5.3 reg_defs.h

/* define names to make the asm easier to read - some compilers donÕt

have this built in */

#define r0 0

#define r1 1

#define r2 2

#define r3 3

#define r4 4

#define r5 5

#define r6 6

#define r7 7

#define r8 8

#define r9 9

#define r13 13

#define r14 14

#define hid0 1008

#define srr1 27

#define srr0 26

#define ibat0u 528

#define ibat0l 529

#define ibat1u 530

#define ibat1l 531

#define ibat2u 532

#define ibat2l 533

#define ibat3u 534

#define ibat3l 535

#define dbat0u 536

#define dbat0l 537

#define dbat1u 538

#define dbat1l 539

#define dbat2u 540

#define dbat2l 541