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cpuid/x86: avoid coercing cpuid params from int to unsigned

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This commit is contained in:
Danny Robson 2019-04-15 10:35:12 +10:00
parent 70a16c7d47
commit f4ef1dc9a0
1 changed files with 4 additions and 4 deletions
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8
cpuid/x86.cpp
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@ -20,7 +20,7 @@ using cruft::cpu::x86;
/////////////////////////////////////////////////////////////////////////////// ///////////////////////////////////////////////////////////////////////////////
auto cpuid (int query, int param = 0) auto cpuid (u32 query, u32 param = 0)
{ {
struct { struct {
uint32_t a, b, c, d; uint32_t a, b, c, d;
@ -64,9 +64,9 @@ x86::x86 ()
} }
{ {
const auto product0 = cpuid (0x8000'0002); const auto product0 = cpuid (0x8000'0002u);
const auto product1 = cpuid (0x8000'0003); const auto product1 = cpuid (0x8000'0003u);
const auto product2 = cpuid (0x8000'0004); const auto product2 = cpuid (0x8000'0004u);
memcpy (&product_name[0x00], &product0, sizeof (product0)); memcpy (&product_name[0x00], &product0, sizeof (product0));
memcpy (&product_name[0x10], &product1, sizeof (product1)); memcpy (&product_name[0x10], &product1, sizeof (product1));