mirror of https://gitee.com/openkylin/linux.git
x86: cpu_debug add support for various AMD CPUs
Impact: Added AMD CPUs support Added flags for various AMD CPUs. Signed-off-by: Jaswinder Singh Rajput <jaswinderrajput@gmail.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Jaswinder Singh Rajput
Ingo Molnar
parent
91219bcbdc
commit
f4c3c4cdb1
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@ -33,6 +33,8 @@ enum cpu_debug_bit {
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CPU_VMX_BIT, /* VMX */
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CPU_CALL_BIT, /* System Call */
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CPU_BASE_BIT, /* BASE Address */
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CPU_VER_BIT, /* Version ID */
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CPU_CONF_BIT, /* Configuration */
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CPU_SMM_BIT, /* System mgmt mode */
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CPU_SVM_BIT, /*Secure Virtual Machine*/
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CPU_OSVM_BIT, /* OS-Visible Workaround*/
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@ -69,6 +71,8 @@ enum cpu_debug_bit {
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#define CPU_VMX (1 << CPU_VMX_BIT)
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#define CPU_CALL (1 << CPU_CALL_BIT)
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#define CPU_BASE (1 << CPU_BASE_BIT)
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#define CPU_VER (1 << CPU_VER_BIT)
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#define CPU_CONF (1 << CPU_CONF_BIT)
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#define CPU_SMM (1 << CPU_SMM_BIT)
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#define CPU_SVM (1 << CPU_SVM_BIT)
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#define CPU_OSVM (1 << CPU_OSVM_BIT)
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@ -123,10 +127,15 @@ enum cpu_processor_bit {
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CPU_INTEL_ATOM_BIT,
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CPU_INTEL_XEON_P4_BIT,
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CPU_INTEL_XEON_MP_BIT,
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/* AMD */
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CPU_AMD_K6_BIT,
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CPU_AMD_K7_BIT,
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CPU_AMD_K8_BIT,
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CPU_AMD_0F_BIT,
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CPU_AMD_10_BIT,
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CPU_AMD_11_BIT,
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};
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#define CPU_ALL (~0) /* Select all CPUs */
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#define CPU_INTEL_PENTIUM (1 << CPU_INTEL_PENTIUM_BIT)
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#define CPU_INTEL_P6 (1 << CPU_INTEL_P6_BIT)
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#define CPU_INTEL_PENTIUM_M (1 << CPU_INTEL_PENTIUM_M_BIT)
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@ -156,9 +165,27 @@ enum cpu_processor_bit {
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#define CPU_PX_CX_AT (CPU_INTEL_PX | CPU_CX_AT)
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#define CPU_PX_CX_AT_XE (CPU_INTEL_PX | CPU_CX_AT_XE)
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/* Select all Intel CPUs*/
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/* Select all supported Intel CPUs */
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#define CPU_INTEL_ALL (CPU_INTEL_PENTIUM | CPU_PX_CX_AT_XE)
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#define CPU_AMD_K6 (1 << CPU_AMD_K6_BIT)
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#define CPU_AMD_K7 (1 << CPU_AMD_K7_BIT)
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#define CPU_AMD_K8 (1 << CPU_AMD_K8_BIT)
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#define CPU_AMD_0F (1 << CPU_AMD_0F_BIT)
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#define CPU_AMD_10 (1 << CPU_AMD_10_BIT)
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#define CPU_AMD_11 (1 << CPU_AMD_11_BIT)
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#define CPU_K10_PLUS (CPU_AMD_10 | CPU_AMD_11)
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#define CPU_K0F_PLUS (CPU_AMD_0F | CPU_K10_PLUS)
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#define CPU_K8_PLUS (CPU_AMD_K8 | CPU_K0F_PLUS)
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#define CPU_K7_PLUS (CPU_AMD_K7 | CPU_K8_PLUS)
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/* Select all supported AMD CPUs */
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#define CPU_AMD_ALL (CPU_AMD_K6 | CPU_K7_PLUS)
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/* Select all supported CPUs */
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#define CPU_ALL (CPU_INTEL_ALL | CPU_AMD_ALL)
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#define MAX_CPU_FILES 512
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struct cpu_private {
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@ -64,6 +64,8 @@ static struct cpu_debug_base cpu_base[] = {
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{ "vmx", CPU_VMX, 0 },
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{ "call", CPU_CALL, 0 },
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{ "base", CPU_BASE, 0 },
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{ "ver", CPU_VER, 0 },
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{ "conf", CPU_CONF, 0 },
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{ "smm", CPU_SMM, 0 },
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{ "svm", CPU_SVM, 0 },
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{ "osvm", CPU_OSVM, 0 },
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@ -177,54 +179,59 @@ static struct cpu_debug_range cpu_intel_range[] = {
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/* AMD Registers Range */
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static struct cpu_debug_range cpu_amd_range[] = {
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{ 0x00000010, 0x00000010, CPU_TIME, CPU_ALL, },
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{ 0x0000001B, 0x0000001B, CPU_APIC, CPU_ALL, },
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{ 0x000000FE, 0x000000FE, CPU_MTRR, CPU_ALL, },
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{ 0x00000000, 0x00000001, CPU_MC, CPU_K10_PLUS, },
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{ 0x00000010, 0x00000010, CPU_TIME, CPU_K8_PLUS, },
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{ 0x0000001B, 0x0000001B, CPU_APIC, CPU_K8_PLUS, },
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{ 0x0000002A, 0x0000002A, CPU_POWERON, CPU_K7_PLUS },
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{ 0x0000008B, 0x0000008B, CPU_VER, CPU_K8_PLUS },
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{ 0x000000FE, 0x000000FE, CPU_MTRR, CPU_K8_PLUS, },
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{ 0x00000174, 0x00000176, CPU_SYSENTER, CPU_ALL, },
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{ 0x00000179, 0x0000017A, CPU_MC, CPU_ALL, },
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{ 0x0000017B, 0x0000017B, CPU_MC, CPU_ALL, },
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{ 0x000001D9, 0x000001D9, CPU_DEBUG, CPU_ALL, },
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{ 0x000001DB, 0x000001DE, CPU_LBRANCH, CPU_ALL, },
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{ 0x00000174, 0x00000176, CPU_SYSENTER, CPU_K8_PLUS, },
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{ 0x00000179, 0x0000017B, CPU_MC, CPU_K8_PLUS, },
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{ 0x000001D9, 0x000001D9, CPU_DEBUG, CPU_K8_PLUS, },
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{ 0x000001DB, 0x000001DE, CPU_LBRANCH, CPU_K8_PLUS, },
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{ 0x00000200, 0x0000020F, CPU_MTRR, CPU_ALL, },
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{ 0x00000250, 0x00000250, CPU_MTRR, CPU_ALL, },
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{ 0x00000258, 0x00000259, CPU_MTRR, CPU_ALL, },
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{ 0x00000268, 0x0000026F, CPU_MTRR, CPU_ALL, },
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{ 0x00000277, 0x00000277, CPU_PAT, CPU_ALL, },
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{ 0x000002FF, 0x000002FF, CPU_MTRR, CPU_ALL, },
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{ 0x00000200, 0x0000020F, CPU_MTRR, CPU_K8_PLUS, },
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{ 0x00000250, 0x00000250, CPU_MTRR, CPU_K8_PLUS, },
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{ 0x00000258, 0x00000259, CPU_MTRR, CPU_K8_PLUS, },
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{ 0x00000268, 0x0000026F, CPU_MTRR, CPU_K8_PLUS, },
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{ 0x00000277, 0x00000277, CPU_PAT, CPU_K8_PLUS, },
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{ 0x000002FF, 0x000002FF, CPU_MTRR, CPU_K8_PLUS, },
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{ 0x00000400, 0x00000417, CPU_MC, CPU_ALL, },
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{ 0x00000400, 0x00000413, CPU_MC, CPU_K8_PLUS, },
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{ 0xC0000080, 0xC0000080, CPU_FEATURES, CPU_ALL, },
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{ 0xC0000081, 0xC0000084, CPU_CALL, CPU_ALL, },
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{ 0xC0000100, 0xC0000102, CPU_BASE, CPU_ALL, },
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{ 0xC0000103, 0xC0000103, CPU_TIME, CPU_ALL, },
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{ 0xC0000080, 0xC0000080, CPU_FEATURES, CPU_AMD_ALL, },
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{ 0xC0000081, 0xC0000084, CPU_CALL, CPU_K8_PLUS, },
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{ 0xC0000100, 0xC0000102, CPU_BASE, CPU_K8_PLUS, },
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{ 0xC0000103, 0xC0000103, CPU_TIME, CPU_K10_PLUS, },
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{ 0xC0000408, 0xC000040A, CPU_MC, CPU_ALL, },
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{ 0xc0010000, 0xc0010007, CPU_PMC, CPU_ALL, },
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{ 0xc0010010, 0xc0010010, CPU_MTRR, CPU_ALL, },
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{ 0xc0010016, 0xc001001A, CPU_MTRR, CPU_ALL, },
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{ 0xc001001D, 0xc001001D, CPU_MTRR, CPU_ALL, },
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{ 0xc0010030, 0xc0010035, CPU_BIOS, CPU_ALL, },
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{ 0xc0010056, 0xc0010056, CPU_SMM, CPU_ALL, },
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{ 0xc0010061, 0xc0010063, CPU_SMM, CPU_ALL, },
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{ 0xc0010074, 0xc0010074, CPU_MC, CPU_ALL, },
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{ 0xc0010111, 0xc0010113, CPU_SMM, CPU_ALL, },
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{ 0xc0010114, 0xc0010118, CPU_SVM, CPU_ALL, },
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{ 0xc0010119, 0xc001011A, CPU_SMM, CPU_ALL, },
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{ 0xc0010140, 0xc0010141, CPU_OSVM, CPU_ALL, },
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{ 0xc0010156, 0xc0010156, CPU_SMM, CPU_ALL, },
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{ 0xC0010000, 0xC0010007, CPU_PMC, CPU_K8_PLUS, },
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{ 0xC0010010, 0xC0010010, CPU_CONF, CPU_K7_PLUS, },
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{ 0xC0010015, 0xC0010015, CPU_CONF, CPU_K7_PLUS, },
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{ 0xC0010016, 0xC001001A, CPU_MTRR, CPU_K8_PLUS, },
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{ 0xC001001D, 0xC001001D, CPU_MTRR, CPU_K8_PLUS, },
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{ 0xC001001F, 0xC001001F, CPU_CONF, CPU_K8_PLUS, },
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{ 0xC0010030, 0xC0010035, CPU_BIOS, CPU_K8_PLUS, },
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{ 0xC0010044, 0xC0010048, CPU_MC, CPU_K8_PLUS, },
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{ 0xC0010050, 0xC0010056, CPU_SMM, CPU_K0F_PLUS, },
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{ 0xC0010058, 0xC0010058, CPU_CONF, CPU_K10_PLUS, },
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{ 0xC0010060, 0xC0010060, CPU_CACHE, CPU_AMD_11, },
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{ 0xC0010061, 0xC0010068, CPU_SMM, CPU_K10_PLUS, },
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{ 0xC0010069, 0xC001006B, CPU_SMM, CPU_AMD_11, },
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{ 0xC0010070, 0xC0010071, CPU_SMM, CPU_K10_PLUS, },
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{ 0xC0010111, 0xC0010113, CPU_SMM, CPU_K8_PLUS, },
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{ 0xC0010114, 0xC0010118, CPU_SVM, CPU_K10_PLUS, },
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{ 0xC0010140, 0xC0010141, CPU_OSVM, CPU_K10_PLUS, },
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{ 0xC0011022, 0xC0011023, CPU_CONF, CPU_K10_PLUS, },
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};
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static int get_cpu_modelflag(unsigned cpu)
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/* Intel */
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static int get_intel_modelflag(unsigned model)
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{
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int flag;
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switch (per_cpu(cpu_model, cpu)) {
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/* Intel */
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switch (model) {
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case 0x0501:
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case 0x0502:
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case 0x0504:
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@ -271,6 +278,59 @@ static int get_cpu_modelflag(unsigned cpu)
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return flag;
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}
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/* AMD */
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static int get_amd_modelflag(unsigned model)
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{
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int flag;
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switch (model >> 8) {
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case 0x6:
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flag = CPU_AMD_K6;
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break;
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case 0x7:
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flag = CPU_AMD_K7;
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break;
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case 0x8:
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flag = CPU_AMD_K8;
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break;
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case 0xf:
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flag = CPU_AMD_0F;
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break;
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case 0x10:
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flag = CPU_AMD_10;
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break;
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case 0x11:
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flag = CPU_AMD_11;
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break;
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default:
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flag = CPU_NONE;
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break;
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}
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return flag;
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}
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static int get_cpu_modelflag(unsigned cpu)
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{
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int flag;
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flag = per_cpu(cpu_model, cpu);
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switch (flag >> 16) {
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case X86_VENDOR_INTEL:
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flag = get_intel_modelflag(flag);
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break;
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case X86_VENDOR_AMD:
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flag = get_amd_modelflag(flag & 0xffff);
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break;
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default:
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flag = CPU_NONE;
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break;
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}
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return flag;
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}
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static int get_cpu_range_count(unsigned cpu)
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{
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int index;
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@ -311,7 +371,8 @@ static int is_typeflag_valid(unsigned cpu, unsigned flag)
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return 1;
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break;
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case X86_VENDOR_AMD:
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if (cpu_amd_range[i].flag & flag)
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if ((cpu_amd_range[i].model & modelflag) &&
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(cpu_amd_range[i].flag & flag))
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return 1;
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break;
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}
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@ -337,7 +398,8 @@ static unsigned get_cpu_range(unsigned cpu, unsigned *min, unsigned *max,
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}
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break;
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case X86_VENDOR_AMD:
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if (cpu_amd_range[index].flag & flag) {
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if ((cpu_amd_range[index].model & modelflag) &&
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(cpu_amd_range[index].flag & flag)) {
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*min = cpu_amd_range[index].min;
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*max = cpu_amd_range[index].max;
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}
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