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[cmdline] Add "cpuid" command

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Allow x86 CPU feature flags (such as support for 64-bit mode) to be
checked using the "cpuid" command.

Signed-off-by: Michael Brown <mcb30@ipxe.org>
This commit is contained in:
Michael Brown
2012-06-06 16:08:24 +01:00
parent 1050135159
commit 591541af66
9 changed files with 310 additions and 161 deletions
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6
src/arch/x86/include/bits/errfile.h
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@@ -38,8 +38,10 @@ FILE_LICENCE ( GPL2_OR_LATER );
#define ERRFILE_undionly ( ERRFILE_ARCH | ERRFILE_NET | 0x00030000 )
#define ERRFILE_undirom ( ERRFILE_ARCH | ERRFILE_NET | 0x00040000 )
#define ERRFILE_timer_rdtsc ( ERRFILE_ARCH | ERRFILE_DRIVER | 0x00000000 )
#define ERRFILE_timer_bios ( ERRFILE_ARCH | ERRFILE_DRIVER | 0x00010000 )
#define ERRFILE_timer_rdtsc ( ERRFILE_ARCH | ERRFILE_DRIVER | 0x00000000 )
#define ERRFILE_timer_bios ( ERRFILE_ARCH | ERRFILE_DRIVER | 0x00010000 )
#define ERRFILE_cpuid_cmd ( ERRFILE_ARCH | ERRFILE_OTHER | 0x00000000 )
/** @} */