feat: implemented ide read write operations

2021-02-05 23:23:26 +01:00
parent b156509da1
commit a4651ca9d9
9 changed files with 286 additions and 62 deletions
--- a/kernel/drivers/ports.c
+++ b/kernel/drivers/ports.c
@@ -41,6 +41,13 @@ void port_double_word_out(unsigned short port, unsigned int data) {
    __asm__("out %%eax, %%dx" : : "a" (data), "d" (port));
 }

+void port_word_out_repeat(unsigned short port, unsigned short *data, int buffer_size) {
+    asm("rep outsw"
+    : "+S"(data), "+c"(buffer_size)
+    : "d"(port)
+    : "memory");
+}
+
 void port_word_in_repeat(unsigned short port, unsigned short *data, int buffer_size) {
    asm("rep insw"
    : "+D"(data), "+c"(buffer_size)