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Flailing with Invalid Opcode..

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This commit is contained in:
Curle 2020-11-09 18:43:06 +00:00
parent 0de541b069
commit 63a5bfa4d6
Signed by: TheCurle
GPG Key ID: 5942F13718443F79
2 changed files with 6 additions and 6 deletions
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2
chroma/inc/kernel/system/io.h
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@ -55,7 +55,7 @@ uint32_t WriteMXCSR(uint32_t Data);
size_t ReadControlRegister(int CRX);
size_t WriteControlRegister(int CRX, size_t Data);
size_t ReadExtendedControlRegister(size_t XCRX);
//size_t ReadExtendedControlRegister(size_t XCRX);
size_t WriteExtendedControlRegister(size_t XCRX, size_t Data);
void InvalidatePage(size_t Page);

10
chroma/system/cpu.c
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@ -65,13 +65,13 @@ void PrepareCPU() {
SetupInitialGDT();
SetupIDT();
SetupExtensions();
//SetupExtensions();
InitInterrupts();
}
void SetupExtensions() {
/*void SetupExtensions() {
// Enable SSE
size_t CR0 = ReadControlRegister(0);
@ -97,14 +97,14 @@ void SetupExtensions() {
CR0 |= (1 << 1);
CR0 |= (1 << 2);
/*CR0 |= (1 << 5);
CR0 |= (1 << 5);
CR0 |= (1 << 6);
CR0 |= (1 << 7);*/
CR0 |= (1 << 7);
SerialPrintf("About to write xcr0: %x\n", CR0);
WriteExtendedControlRegister(0, CR0);
}
*/
void SetupInitialGDT() {
DESC_TBL GDTData = {0};