plan9fox/sys/src/9/ppc/ucu.h

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#define FLASHMEM (~0)
#define MEM1BASE 0
#define MEM1SIZE 0x02000000
#define MEM2BASE 0
#define MEM2SIZE 0
#define PLAN9INI (~0)
#define Saturn 0xf0000000
#define TLBENTRIES 128
/*
* PTE bits for fault.c. These belong to the second PTE word. Validity is
* implied for putmmu(), and we always set PTE0_V. PTEVALID is used
* here to set cache policy bits on a global basis.
*/
#define PTEVALID (PTE1_M|PTE1_W) /* write through */
#define PTEWRITE (PTE1_RW|PTE1_C)
#define PTERONLY PTE1_RO
#define PTEUNCACHED PTE1_I
#define PTECACHED 0