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Code Releases Activity

Cursor is better

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This commit is contained in:
Adrien Bourmault 2019-04-22 17:19:53 +02:00
parent b27b12e49c
commit f7deeb1e37
3 changed files with 15 additions and 7 deletions
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7
include/kernel/cpu.h
View File

@ -92,6 +92,13 @@ enum {
FEAT_EDX_PBE = 1 << 31
};
// -------------------------------------------------------------------------- //
typedef struct {
ushort length;
void* base;
} __attribute__((packed)) Idtr_t;
// -------------------------------------------------------------------------- //
#endif

13
kaleid/kernel/cpu/idt.c
View File

@ -22,17 +22,18 @@
// along with OS/K. If not, see <https://www.gnu.org/licenses/>. //
//----------------------------------------------------------------------------//
#include <kernel/base.h>
#include <kernel/cpu.h>
extern void lidt(Idtr_t reg);
//
// Registers the new idt in the idtr register.
//
static inline void lidt(void* idtAddr, ushort size)
static inline void loadIdt(void* idtAddr, ushort size)
{
// The IDTR register structure that will be sent
struct {
ushort length;
void* base;
} __attribute__((packed)) IDTR = { size, idtAddr };
Idtr_t IDTR = { size, idtAddr };
asm volatile( "lidt %0" : : "m"(IDTR) );
lidt(IDTR);
}

2
kaleid/kernel/io/cursor.c
View File

@ -29,7 +29,7 @@
void IoEnableCursor(void)
{
IoWriteByteOnPort(0x3D4, 0xA);
IoWriteByteOnPort(0x3D5, (IoReadByteFromPort(0x3D5) & 0xC0));
IoWriteByteOnPort(0x3D5, (IoReadByteFromPort(0x3D5) & 0xC0) | 15);
IoWriteByteOnPort(0x3D4, 0xB);
IoWriteByteOnPort(0x3D5, (IoReadByteFromPort(0x3D5) & 0xE0) | 15);