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Device IRQs WIP

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This commit is contained in:
Kamil Kowalczyk
2026-03-12 19:23:47 +01:00
parent 04b7355a3d
commit 19793e9126
29 changed files with 420 additions and 187 deletions
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22
kernel/device/idedrv.h
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@@ -2,8 +2,11 @@
#define _KERNEL_DEVICE_IDEDRV_H
#include <libk/std.h>
#include <libk/list.h>
#include <proc/proc.h>
#include <proc/reschedule.h>
#include <proc/suspension_q.h>
#include <sync/spin_lock.h>
#define IDE_PROBE_AVAIL (1 << 0)
#define IDE_PROBE_LBA48 (1 << 1)
@@ -16,14 +19,28 @@ struct idedrv_init {
size_t sector_size;
uint16_t io, ctrl;
uint8_t devno;
uint8_t primscnd;
};
struct idedrv_request {
uint16_t* outbuffer;
size_t sector_done_count;
size_t sector_count;
struct list_node_link requests_link;
struct proc_suspension_q sq;
int rw;
};
struct idedrv {
struct device* device;
bool lba48;
size_t sector_count;
size_t sector_size;
uint16_t io, ctrl;
uint8_t devno;
uint8_t primscnd;
struct list_node_link* requests;
};
struct ide_probe {
@@ -32,11 +49,12 @@ struct ide_probe {
size_t sector_size;
uint16_t io, ctrl;
uint8_t devno;
uint8_t primscnd;
};
bool idedrv_init (struct device* device, void* arg);
bool idedrv_init (struct device* device, void* arg, struct proc* proc, struct reschedule_ctx* rctx);
void idedrv_fini (struct device* device);
void idedrv_fini (struct device* device, struct proc* proc, struct reschedule_ctx* rctx);
int idedrv_read (struct device* device, struct proc* proc, struct reschedule_ctx* rctx, void* a1,
void* a2, void* a3, void* a4);