From: acevest <zhaoyanbai@126.com>
Date: Mon, 16 Feb 2026 15:23:29 +0000 (+0800)
Subject: 修复sata irq handler计数问题
X-Git-Url: http://repos.zhaoyanbai.com/sitemap.xml?a=commitdiff_plain;p=kernel.git

修复sata irq handler计数问题
---

diff --git a/drivers/sata.c b/drivers/sata.c
index d6cc83f..5295e5b 100644
--- a/drivers/sata.c
+++ b/drivers/sata.c
@@ -109,13 +109,13 @@ void init_sata_device(ahci_hba_t* hba, ahci_port_t* port, int port_index) {
 
 uint64_t sata_irq_cnt = 0;
 void sata_irq_handler(unsigned int irq, pt_regs_t* regs, void* dev_id) {
+    sata_irq_cnt++;
+
     for (int i = 0; i < max_sata_devices; i++) {
         sata_device_t* sata = sata_devices + i;
         ahci_port_t* port = sata->port;
         assert(port != NULL);
 
-        sata_irq_cnt += 1;
-
         //
         uint32_t interrupt_status = port->interrupt_status;
         if (0 == interrupt_status) {
diff --git a/include/tty.h b/include/tty.h
index 54a0b96..153f4ad 100644
--- a/include/tty.h
+++ b/include/tty.h
@@ -17,8 +17,8 @@
 #define TTY_GREEN 0b0010
 #define TTY_CYAN 0b0011
 #define TTY_RED 0b0100
-#define TTY_PURPLE 0b101
-#define TTY_YELLOW 0b110
+#define TTY_PURPLE 0b0101
+#define TTY_YELLOW 0b0110
 #define TTY_WHITE 0b0111
 
 typedef struct tty {
diff --git a/kernel/task_disk.c b/kernel/task_disk.c
index 680c6a1..f344f8c 100644
--- a/kernel/task_disk.c
+++ b/kernel/task_disk.c
@@ -69,6 +69,10 @@ void disk_task_entry() {
     while (1) {
         down(&disk_request_queue.sem);
 
+        for (int i = 0; i < 123; i++) {
+            asm("hlt");
+        }
+
         mutex_lock(&disk_request_queue.mutex);
         assert(!list_empty(&disk_request_queue.list));
         disk_request_t* req = list_first_entry(&disk_request_queue.list, disk_request_t, list);
@@ -84,8 +88,8 @@ void disk_task_entry() {
 
         disk_request_queue.completed_count++;  // 不需要保护
 
-        for (int i = 0; i < 123; i++) {
-            asm("hlt");
-        }
+        // for (int i = 0; i < 123; i++) {
+        //     asm("hlt");
+        // }
     }
 }