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#include <linux/kernel.h> #include <linux/init.h> #include <linux/bitops.h> #include <asm/processor.h> #include "cpu.h" static void __init init_rise(struct cpuinfo_x86 *c) { printk("CPU: Rise iDragon"); if (c->x86_model > 2) printk(" II"); printk("\n"); /* Unhide possibly hidden capability flags The mp6 iDragon family don't have MSRs. We switch on extra features with this cpuid weirdness: */ __asm__ ( "movl $0x6363452a, %%eax\n\t" "movl $0x3231206c, %%ecx\n\t" "movl $0x2a32313a, %%edx\n\t" "cpuid\n\t" "movl $0x63634523, %%eax\n\t" "movl $0x32315f6c, %%ecx\n\t" "movl $0x2333313a, %%edx\n\t" "cpuid\n\t" : : : "eax", "ebx", "ecx", "edx" ); set_bit(X86_FEATURE_CX8, c->x86_capability); } static struct cpu_dev rise_cpu_dev __initdata = { .c_vendor = "Rise", .c_ident = { "RiseRiseRise" }, .c_models = { { .vendor = X86_VENDOR_RISE, .family = 5, .model_names = { [0] = "iDragon", [2] = "iDragon", [8] = "iDragon II", [9] = "iDragon II" } }, }, .c_init = init_rise, }; int __init rise_init_cpu(void) { cpu_devs[X86_VENDOR_RISE] = &rise_cpu_dev; return 0; } //early_arch_initcall(rise_init_cpu); |