include/asm/turbosparc.h

19  *  31    24 23-21 20-19 18 17 16-15 14 13-10  9  8  7  6-3   2  1  0
21  * BM: Boot Mode -- 0 = not in boot mode, 1 = in boot mode
25  * IC: Instruction Cache -- 0 = off, 1 = on
26  * DC: Data Cache -- 0 = off, 1 = 0n
30  * ICS: ICache Snooping -- 0 = disable, 1 = enable snooping of icache
31  * NF: No Fault -- 0 = faults generate traps, 1 = faults don't trap
32  * ME: MMU enable -- 0 = mmu not translating, 1 = mmu translating
36 #define TURBOSPARC_MMUENABLE    0x00000001
37 #define TURBOSPARC_NOFAULT      0x00000002
38 #define TURBOSPARC_ICSNOOP	0x00000004
39 #define TURBOSPARC_PSO          0x00000080
40 #define TURBOSPARC_DCENABLE     0x00000100   /* Enable data cache */
41 #define TURBOSPARC_ICENABLE     0x00000200   /* Enable instruction cache */
42 #define TURBOSPARC_BMODE        0x00004000
43 #define TURBOSPARC_PARITYODD	0x00020000   /* Parity odd, if enabled */
44 #define TURBOSPARC_PCENABLE	0x00040000   /* Enable parity checking */
51  *    31   30 29-28 27-26 25-23   22-8  7-6  5  4   3 2-0
55 #define TURBOSPARC_SCENABLE 0x00000008	 /* Secondary cache enable */
56 #define TURBOSPARC_uS2	    0x00000010   /* Swift compatibility mode */
57 #define TURBOSPARC_WTENABLE 0x00000020	 /* Write thru for dcache */
58 #define TURBOSPARC_SNENABLE 0x40000000	 /* DVMA snoop enable */
65         __asm__ __volatile__("sta %%g0, [%0] %1\n\t"  in turbosparc_inv_insn_tag()
74         __asm__ __volatile__("sta %%g0, [%0] %1\n\t"  in turbosparc_inv_data_tag()
84         for (addr = 0; addr < 0x4000; addr += 0x20)  in turbosparc_flush_icache()
92         for (addr = 0; addr < 0x4000; addr += 0x20)  in turbosparc_flush_dcache()
100         for (addr = 0; addr < 0x4000; addr += 0x20) {  in turbosparc_idflash_clear()
108 	__asm__ __volatile__("sta %0, [%1] %2\n\t"  in turbosparc_set_ccreg()
110 			     : "r" (regval), "r" (0x600), "i" (ASI_M_MMUREGS)  in turbosparc_set_ccreg()
118 	__asm__ __volatile__("lda [%1] %2, %0\n\t"  in turbosparc_get_ccreg()
120 			     : "r" (0x600), "i" (ASI_M_MMUREGS));  in turbosparc_get_ccreg()