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head/sys/mips/mips/cpu.c
| Show First 20 Lines • Show All 178 Lines • ▼ Show 20 Lines | #endif | ||||
| cfg2 = 0; | cfg2 = 0; | ||||
| cfg3 = 0; | cfg3 = 0; | ||||
| if (cfg1 & MIPS_CONFIG1_M) { | if (cfg1 & MIPS_CONFIG1_M) { | ||||
| cfg2 = mips_rd_config2(); | cfg2 = mips_rd_config2(); | ||||
| if (cfg2 & MIPS_CONFIG2_M) | if (cfg2 & MIPS_CONFIG2_M) | ||||
| cfg3 = mips_rd_config3(); | cfg3 = mips_rd_config3(); | ||||
| } | } | ||||
| /* Save FP implementation revision if FP is present. */ | |||||
| if (cfg1 & MIPS_CONFIG1_FP) | |||||
| cpuinfo->fpu_id = MipsFPID(); | |||||
| /* Check to see if UserLocal register is implemented. */ | /* Check to see if UserLocal register is implemented. */ | ||||
| if (cfg3 & MIPS_CONFIG3_ULR) { | if (cfg3 & MIPS_CONFIG3_ULR) { | ||||
| /* UserLocal register is implemented, enable it. */ | /* UserLocal register is implemented, enable it. */ | ||||
| cpuinfo->userlocal_reg = true; | cpuinfo->userlocal_reg = true; | ||||
| tmp = mips_rd_hwrena(); | tmp = mips_rd_hwrena(); | ||||
| mips_wr_hwrena(tmp | MIPS_HWRENA_UL); | mips_wr_hwrena(tmp | MIPS_HWRENA_UL); | ||||
| } else { | } else { | ||||
| /* | /* | ||||
| ▲ Show 20 Lines • Show All 273 Lines • ▼ Show 20 Lines | #endif | ||||
| cfg0 = mips_rd_config(); | cfg0 = mips_rd_config(); | ||||
| /* If config register selection 1 does not exist, exit. */ | /* If config register selection 1 does not exist, exit. */ | ||||
| if (!(cfg0 & MIPS_CONFIG_CM)) | if (!(cfg0 & MIPS_CONFIG_CM)) | ||||
| return; | return; | ||||
| cfg1 = mips_rd_config1(); | cfg1 = mips_rd_config1(); | ||||
| printf(" Config1=0x%b\n", cfg1, | printf(" Config1=0x%b\n", cfg1, | ||||
| "\20\7COP2\6MDMX\5PerfCount\4WatchRegs\3MIPS16\2EJTAG\1FPU"); | "\20\7COP2\6MDMX\5PerfCount\4WatchRegs\3MIPS16\2EJTAG\1FPU"); | ||||
| if (cpuinfo.fpu_id != 0) | |||||
| printf(" FPU ID=0x%b\n", cpuinfo.fpu_id, | |||||
| "\020" | |||||
| "\020S" | |||||
| "\021D" | |||||
| "\022PS" | |||||
| "\0233D" | |||||
| "\024W" | |||||
| "\025L" | |||||
| "\026F64" | |||||
| "\0272008" | |||||
| "\034UFRP"); | |||||
| /* If config register selection 2 does not exist, exit. */ | /* If config register selection 2 does not exist, exit. */ | ||||
| if (!(cfg1 & MIPS_CONFIG_CM)) | if (!(cfg1 & MIPS_CONFIG_CM)) | ||||
| return; | return; | ||||
| cfg2 = mips_rd_config2(); | cfg2 = mips_rd_config2(); | ||||
| /* | /* | ||||
| * Config2 contains no useful information other then Config3 | * Config2 contains no useful information other then Config3 | ||||
| * existence flag | * existence flag | ||||
| ▲ Show 20 Lines • Show All 136 Lines • Show Last 20 Lines | |||||