diff options
Diffstat (limited to 'ANDROID_3.4.5/arch/microblaze/kernel/cpu/cpuinfo-static.c')
| -rw-r--r-- | ANDROID_3.4.5/arch/microblaze/kernel/cpu/cpuinfo-static.c | 147 |
1 files changed, 0 insertions, 147 deletions
diff --git a/ANDROID_3.4.5/arch/microblaze/kernel/cpu/cpuinfo-static.c b/ANDROID_3.4.5/arch/microblaze/kernel/cpu/cpuinfo-static.c deleted file mode 100644 index 592bb2e8..00000000 --- a/ANDROID_3.4.5/arch/microblaze/kernel/cpu/cpuinfo-static.c +++ /dev/null @@ -1,147 +0,0 @@ -/* - * Copyright (C) 2007-2009 Michal Simek <monstr@monstr.eu> - * Copyright (C) 2007-2009 PetaLogix - * Copyright (C) 2007 John Williams <john.williams@petalogix.com> - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - */ - -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/string.h> -#include <asm/cpuinfo.h> -#include <asm/pvr.h> - -static const char family_string[] = CONFIG_XILINX_MICROBLAZE0_FAMILY; -static const char cpu_ver_string[] = CONFIG_XILINX_MICROBLAZE0_HW_VER; - -#define err_printk(x) \ - early_printk("ERROR: Microblaze " x "-different for kernel and DTS\n"); - -void __init set_cpuinfo_static(struct cpuinfo *ci, struct device_node *cpu) -{ - int i = 0; - - ci->use_instr = - (fcpu(cpu, "xlnx,use-barrel") ? PVR0_USE_BARREL_MASK : 0) | - (fcpu(cpu, "xlnx,use-msr-instr") ? PVR2_USE_MSR_INSTR : 0) | - (fcpu(cpu, "xlnx,use-pcmp-instr") ? PVR2_USE_PCMP_INSTR : 0) | - (fcpu(cpu, "xlnx,use-div") ? PVR0_USE_DIV_MASK : 0); - if (CONFIG_XILINX_MICROBLAZE0_USE_BARREL) - i |= PVR0_USE_BARREL_MASK; - if (CONFIG_XILINX_MICROBLAZE0_USE_MSR_INSTR) - i |= PVR2_USE_MSR_INSTR; - if (CONFIG_XILINX_MICROBLAZE0_USE_PCMP_INSTR) - i |= PVR2_USE_PCMP_INSTR; - if (CONFIG_XILINX_MICROBLAZE0_USE_DIV) - i |= PVR0_USE_DIV_MASK; - if (ci->use_instr != i) - err_printk("BARREL, MSR, PCMP or DIV"); - - ci->use_mult = fcpu(cpu, "xlnx,use-hw-mul"); - if (ci->use_mult != CONFIG_XILINX_MICROBLAZE0_USE_HW_MUL) - err_printk("HW_MUL"); - ci->use_mult = - (ci->use_mult > 1 ? - (PVR2_USE_MUL64_MASK | PVR0_USE_HW_MUL_MASK) : - (ci->use_mult == 1 ? PVR0_USE_HW_MUL_MASK : 0)); - - ci->use_fpu = fcpu(cpu, "xlnx,use-fpu"); - if (ci->use_fpu != CONFIG_XILINX_MICROBLAZE0_USE_FPU) - err_printk("HW_FPU"); - ci->use_fpu = (ci->use_fpu > 1 ? - (PVR2_USE_FPU2_MASK | PVR0_USE_FPU_MASK) : - (ci->use_fpu == 1 ? PVR0_USE_FPU_MASK : 0)); - - ci->use_exc = - (fcpu(cpu, "xlnx,unaligned-exceptions") ? - PVR2_UNALIGNED_EXC_MASK : 0) | - (fcpu(cpu, "xlnx,ill-opcode-exception") ? - PVR2_ILL_OPCODE_EXC_MASK : 0) | - (fcpu(cpu, "xlnx,iopb-bus-exception") ? - PVR2_IOPB_BUS_EXC_MASK : 0) | - (fcpu(cpu, "xlnx,dopb-bus-exception") ? - PVR2_DOPB_BUS_EXC_MASK : 0) | - (fcpu(cpu, "xlnx,div-zero-exception") ? - PVR2_DIV_ZERO_EXC_MASK : 0) | - (fcpu(cpu, "xlnx,fpu-exception") ? PVR2_FPU_EXC_MASK : 0) | - (fcpu(cpu, "xlnx,fsl-exception") ? PVR2_USE_EXTEND_FSL : 0); - - ci->use_icache = fcpu(cpu, "xlnx,use-icache"); - ci->icache_tagbits = fcpu(cpu, "xlnx,addr-tag-bits"); - ci->icache_write = fcpu(cpu, "xlnx,allow-icache-wr"); - ci->icache_line_length = fcpu(cpu, "xlnx,icache-line-len") << 2; - if (!ci->icache_line_length) { - if (fcpu(cpu, "xlnx,icache-use-fsl")) - ci->icache_line_length = 4 << 2; - else - ci->icache_line_length = 1 << 2; - } - ci->icache_size = fcpu(cpu, "i-cache-size"); - ci->icache_base = fcpu(cpu, "i-cache-baseaddr"); - ci->icache_high = fcpu(cpu, "i-cache-highaddr"); - - ci->use_dcache = fcpu(cpu, "xlnx,use-dcache"); - ci->dcache_tagbits = fcpu(cpu, "xlnx,dcache-addr-tag"); - ci->dcache_write = fcpu(cpu, "xlnx,allow-dcache-wr"); - ci->dcache_line_length = fcpu(cpu, "xlnx,dcache-line-len") << 2; - if (!ci->dcache_line_length) { - if (fcpu(cpu, "xlnx,dcache-use-fsl")) - ci->dcache_line_length = 4 << 2; - else - ci->dcache_line_length = 1 << 2; - } - ci->dcache_size = fcpu(cpu, "d-cache-size"); - ci->dcache_base = fcpu(cpu, "d-cache-baseaddr"); - ci->dcache_high = fcpu(cpu, "d-cache-highaddr"); - ci->dcache_wb = fcpu(cpu, "xlnx,dcache-use-writeback"); - - ci->use_dopb = fcpu(cpu, "xlnx,d-opb"); - ci->use_iopb = fcpu(cpu, "xlnx,i-opb"); - ci->use_dlmb = fcpu(cpu, "xlnx,d-lmb"); - ci->use_ilmb = fcpu(cpu, "xlnx,i-lmb"); - - ci->num_fsl = fcpu(cpu, "xlnx,fsl-links"); - ci->irq_edge = fcpu(cpu, "xlnx,interrupt-is-edge"); - ci->irq_positive = fcpu(cpu, "xlnx,edge-is-positive"); - ci->area_optimised = 0; - - ci->hw_debug = fcpu(cpu, "xlnx,debug-enabled"); - ci->num_pc_brk = fcpu(cpu, "xlnx,number-of-pc-brk"); - ci->num_rd_brk = fcpu(cpu, "xlnx,number-of-rd-addr-brk"); - ci->num_wr_brk = fcpu(cpu, "xlnx,number-of-wr-addr-brk"); - - ci->cpu_clock_freq = fcpu(cpu, "timebase-frequency"); - - ci->pvr_user1 = fcpu(cpu, "xlnx,pvr-user1"); - ci->pvr_user2 = fcpu(cpu, "xlnx,pvr-user2"); - - ci->mmu = fcpu(cpu, "xlnx,use-mmu"); - ci->mmu_privins = fcpu(cpu, "xlnx,mmu-privileged-instr"); - ci->endian = fcpu(cpu, "xlnx,endianness"); - - ci->ver_code = 0; - ci->fpga_family_code = 0; - - /* Do various fixups based on CPU version and FPGA family strings */ - - /* Resolved the CPU version code */ - for (i = 0; cpu_ver_lookup[i].s != NULL; i++) { - if (strcmp(cpu_ver_lookup[i].s, cpu_ver_string) == 0) - ci->ver_code = cpu_ver_lookup[i].k; - } - - /* Resolved the fpga family code */ - for (i = 0; family_string_lookup[i].s != NULL; i++) { - if (strcmp(family_string_lookup[i].s, family_string) == 0) - ci->fpga_family_code = family_string_lookup[i].k; - } - - /* FIXME - mb3 and spartan2 do not exist in PVR */ - /* This is mb3 and on a non Spartan2 */ - if (ci->ver_code == 0x20 && ci->fpga_family_code != 0xf0) - /* Hardware Multiplier in use */ - ci->use_mult = 1; -} |