upstream u-boot with additional patches for our devices/boards:
https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ;
Gbit ethernet patch for some LIME2 revisions ;
with SPI flash support
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101 lines
3.4 KiB
101 lines
3.4 KiB
14 years ago
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#ifndef _ASM_X86_PROCESSOR_FLAGS_H
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#define _ASM_X86_PROCESSOR_FLAGS_H
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/* Various flags defined: can be included from assembler. */
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/*
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* EFLAGS bits
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*/
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#define X86_EFLAGS_CF 0x00000001 /* Carry Flag */
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#define X86_EFLAGS_PF 0x00000004 /* Parity Flag */
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#define X86_EFLAGS_AF 0x00000010 /* Auxillary carry Flag */
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#define X86_EFLAGS_ZF 0x00000040 /* Zero Flag */
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#define X86_EFLAGS_SF 0x00000080 /* Sign Flag */
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#define X86_EFLAGS_TF 0x00000100 /* Trap Flag */
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#define X86_EFLAGS_IF 0x00000200 /* Interrupt Flag */
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#define X86_EFLAGS_DF 0x00000400 /* Direction Flag */
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#define X86_EFLAGS_OF 0x00000800 /* Overflow Flag */
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#define X86_EFLAGS_IOPL 0x00003000 /* IOPL mask */
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#define X86_EFLAGS_NT 0x00004000 /* Nested Task */
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#define X86_EFLAGS_RF 0x00010000 /* Resume Flag */
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#define X86_EFLAGS_VM 0x00020000 /* Virtual Mode */
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#define X86_EFLAGS_AC 0x00040000 /* Alignment Check */
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#define X86_EFLAGS_VIF 0x00080000 /* Virtual Interrupt Flag */
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#define X86_EFLAGS_VIP 0x00100000 /* Virtual Interrupt Pending */
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#define X86_EFLAGS_ID 0x00200000 /* CPUID detection flag */
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/*
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* Basic CPU control in CR0
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*/
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#define X86_CR0_PE 0x00000001 /* Protection Enable */
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#define X86_CR0_MP 0x00000002 /* Monitor Coprocessor */
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#define X86_CR0_EM 0x00000004 /* Emulation */
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#define X86_CR0_TS 0x00000008 /* Task Switched */
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#define X86_CR0_ET 0x00000010 /* Extension Type */
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#define X86_CR0_NE 0x00000020 /* Numeric Error */
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#define X86_CR0_WP 0x00010000 /* Write Protect */
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#define X86_CR0_AM 0x00040000 /* Alignment Mask */
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#define X86_CR0_NW 0x20000000 /* Not Write-through */
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#define X86_CR0_CD 0x40000000 /* Cache Disable */
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#define X86_CR0_PG 0x80000000 /* Paging */
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/*
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* Paging options in CR3
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*/
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#define X86_CR3_PWT 0x00000008 /* Page Write Through */
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#define X86_CR3_PCD 0x00000010 /* Page Cache Disable */
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/*
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* Intel CPU features in CR4
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*/
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#define X86_CR4_VME 0x00000001 /* enable vm86 extensions */
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#define X86_CR4_PVI 0x00000002 /* virtual interrupts flag enable */
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#define X86_CR4_TSD 0x00000004 /* disable time stamp at ipl 3 */
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#define X86_CR4_DE 0x00000008 /* enable debugging extensions */
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#define X86_CR4_PSE 0x00000010 /* enable page size extensions */
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#define X86_CR4_PAE 0x00000020 /* enable physical address extensions */
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#define X86_CR4_MCE 0x00000040 /* Machine check enable */
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#define X86_CR4_PGE 0x00000080 /* enable global pages */
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#define X86_CR4_PCE 0x00000100 /* enable performance counters at ipl 3 */
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#define X86_CR4_OSFXSR 0x00000200 /* enable fast FPU save and restore */
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#define X86_CR4_OSXMMEXCPT 0x00000400 /* enable unmasked SSE exceptions */
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#define X86_CR4_VMXE 0x00002000 /* enable VMX virtualization */
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#define X86_CR4_OSXSAVE 0x00040000 /* enable xsave and xrestore */
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/*
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* x86-64 Task Priority Register, CR8
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*/
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#define X86_CR8_TPR 0x0000000F /* task priority register */
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/*
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* AMD and Transmeta use MSRs for configuration; see <asm/msr-index.h>
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*/
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/*
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* NSC/Cyrix CPU configuration register indexes
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*/
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#define CX86_PCR0 0x20
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#define CX86_GCR 0xb8
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#define CX86_CCR0 0xc0
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#define CX86_CCR1 0xc1
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#define CX86_CCR2 0xc2
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#define CX86_CCR3 0xc3
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#define CX86_CCR4 0xe8
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#define CX86_CCR5 0xe9
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#define CX86_CCR6 0xea
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#define CX86_CCR7 0xeb
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#define CX86_PCR1 0xf0
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#define CX86_DIR0 0xfe
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#define CX86_DIR1 0xff
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#define CX86_ARR_BASE 0xc4
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#define CX86_RCR_BASE 0xdc
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#ifdef __KERNEL__
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#ifdef CONFIG_VM86
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#define X86_VM_MASK X86_EFLAGS_VM
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#else
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#define X86_VM_MASK 0 /* No VM86 support */
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#endif
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#endif
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#endif /* _ASM_X86_PROCESSOR_FLAGS_H */
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