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acpi: add APIC irq ack and legacy vector remapping

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max 🍓
2023-03-24 14:21:02 +00:00
parent cb622f5ad4
commit 864362ba82
11 changed files with 286 additions and 49 deletions
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16
arch/x86_64/ports.c
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@@ -2,38 +2,38 @@
uint8_t inportb(uint16_t port) {
uint8_t data;
asm volatile("inb %1, %0" : "=a"(data) : "dN"(port));
__asm__ __volatile__("inb %1, %0" : "=a"(data) : "dN"(port));
return data;
}
void outportb(uint16_t port, uint8_t data) {
asm volatile("outb %1, %0" : : "dN"(port), "a"(data));
__asm__ __volatile__("outb %1, %0" : : "dN"(port), "a"(data));
}
uint16_t inportw(uint16_t port) {
uint16_t data;
asm volatile("inw %1, %0" : "=a"(data) : "dN"(port));
__asm__ __volatile__("inw %1, %0" : "=a"(data) : "dN"(port));
return data;
}
void outportw(uint16_t port, uint16_t data) {
asm volatile("outw %1, %0" : : "dN"(port), "a"(data));
__asm__ __volatile__("outw %1, %0" : : "dN"(port), "a"(data));
}
uint32_t inportl(uint16_t port) {
uint32_t data;
asm volatile("inl %%dx, %%eax" : "=a"(data) : "dN"(port));
__asm__ __volatile__("inl %%dx, %%eax" : "=a"(data) : "dN"(port));
return data;
}
void outportl(uint16_t port, uint32_t data) {
asm volatile("outl %%eax, %%dx" : : "dN"(port), "a"(data));
__asm__ __volatile__("outl %%eax, %%dx" : : "dN"(port), "a"(data));
}
void outportsw(uint16_t port, void *data, uint32_t size) {
asm volatile("rep outsw" : "+S"(data), "+c"(size) : "d"(port));
__asm__ __volatile__("rep outsw" : "+S"(data), "+c"(size) : "d"(port));
}
void inportsw(uint16_t port, unsigned char *data, unsigned long size) {
asm volatile("rep insw" : "+D"(data), "+c"(size) : "d"(port) : "memory");
__asm__ __volatile__("rep insw" : "+D"(data), "+c"(size) : "d"(port) : "memory");
}