diff options
Diffstat (limited to 'src/arch/ppc')
| -rw-r--r-- | src/arch/ppc/include/ppc.h | 29 |
1 files changed, 24 insertions, 5 deletions
diff --git a/src/arch/ppc/include/ppc.h b/src/arch/ppc/include/ppc.h index 88154712ff..8213d47e3a 100644 --- a/src/arch/ppc/include/ppc.h +++ b/src/arch/ppc/include/ppc.h @@ -7,14 +7,33 @@ #define BIG_ENDIAN #define RODATA __attribute__ ((__section__ (".rodata"))) +/* stringify is needed for macro expansion */ +#define stringify(x) #x + +#define ppc_getdcr(reg) ({unsigned int result; \ + __asm__ volatile("mfdcr %0, " stringify(reg) \ + : "=r" (result)); result;}) + +extern unsigned ppc_getmsr(void); +extern unsigned ppc_gethid0(void); +extern unsigned ppc_gethid1(void); +extern unsigned ppc_getpvr(void); +extern void ppc_setmsr(unsigned); +extern void ppc_sethid0(unsigned); +extern void ppc_set1015(unsigned); + +extern void ppc_init_float_registers(const double *); + /* Do CPU specific setup, with optional icache */ -void ppc_setup_cpu(int icache); +extern void ppc_setup_cpu(int icache); -void ppc_enable_dcache(void); -void ppc_disable_dcache(void); -void ppc_enable_mmu(void); +extern void ppc_enable_dcache(void); +extern void ppc_disable_dcache(void); +extern void ppc_enable_mmu(void); /* Describe which sort of ppc CPU I am */ -void ppc_identify(void); +extern void ppc_identify(void); +/* CPU clock speed in ticks per second */ +extern unsigned long get_clock_speed(); #endif |