7-ps2_keyboard.md and 8-multitasking.md (#29)

[lunaix-os.git] / lunaix-os / kernel / fs / pcache.c

diff --git a/lunaix-os/kernel/fs/pcache.c b/lunaix-os/kernel/fs/pcache.c
index 8f6a710c6ed82000dea0f70d7e4b1158eabe4369..3e77cf50a56cb756596032ca569e0187beff4e0b 100644 (file)
--- a/lunaix-os/kernel/fs/pcache.c
+++ b/lunaix-os/kernel/fs/pcache.c
@@ -1,7 +1,6 @@
 #include <klibc/string.h>
 #include <lunaix/ds/btrie.h>
 #include <lunaix/fs.h>
 #include <klibc/string.h>
 #include <lunaix/ds/btrie.h>
 #include <lunaix/fs.h>

-#include <lunaix/mm/page.h>

 #include <lunaix/mm/pmm.h>
 #include <lunaix/mm/valloc.h>
 #include <lunaix/mm/vmm.h>
 #include <lunaix/mm/pmm.h>
 #include <lunaix/mm/valloc.h>
 #include <lunaix/mm/vmm.h>


@@ -23,21 +22,21 @@ static void
 pcache_free_page(void* va)
 {
     ptr_t pa = vmm_del_mapping(VMS_SELF, (ptr_t)va);
 pcache_free_page(void* va)
 {
     ptr_t pa = vmm_del_mapping(VMS_SELF, (ptr_t)va);

-    pmm_free_page(KERNEL_PID, pa);
+    pmm_free_page(pa);

 }
 
 static void*
 pcache_alloc_page()
 {
     int i = 0;
 }
 
 static void*
 pcache_alloc_page()
 {
     int i = 0;

-    ptr_t pp = pmm_alloc_page(KERNEL_PID, 0), va = 0;
+    ptr_t pp = pmm_alloc_page(0), va = 0;

 
     if (!pp) {
         return NULL;
     }
 
 
     if (!pp) {
         return NULL;
     }
 

-    if (!(va = (ptr_t)vmap(pp, PG_SIZE, PG_PREM_RW, 0))) {
-        pmm_free_page(KERNEL_PID, pp);
+    if (!(va = (ptr_t)vmap(pp, PAGE_SIZE, KERNEL_DATA))) {
+        pmm_free_page(pp);

         return NULL;
     }
 
         return NULL;
     }
 


@@ -47,7 +46,7 @@ pcache_alloc_page()
 void
 pcache_init(struct pcache* pcache)
 {
 void
 pcache_init(struct pcache* pcache)
 {

-    btrie_init(&pcache->tree, PG_SIZE_BITS);
+    btrie_init(&pcache->tree, PAGE_SHIFT);

     llist_init_head(&pcache->dirty);
     llist_init_head(&pcache->pages);
 
     llist_init_head(&pcache->dirty);
     llist_init_head(&pcache->pages);
 


@@ -134,7 +133,7 @@ pcache_write(struct v_inode* inode, void* data, u32_t len, u32_t fpos)
     struct pcache_pg* pg;
 
     while (buf_off < len && errno >= 0) {
     struct pcache_pg* pg;
 
     while (buf_off < len && errno >= 0) {

-        u32_t wr_bytes = MIN(PG_SIZE - pg_off, len - buf_off);
+        u32_t wr_bytes = MIN(PAGE_SIZE - pg_off, len - buf_off);

 
         int new_page = pcache_get_page(pcache, fpos, &pg_off, &pg);
 
 
         int new_page = pcache_get_page(pcache, fpos, &pg_off, &pg);
 


@@ -145,7 +144,7 @@ pcache_write(struct v_inode* inode, void* data, u32_t len, u32_t fpos)
             if (errno < 0) {
                 break;
             }
             if (errno < 0) {
                 break;
             }

-            if (errno < PG_SIZE) {
+            if (errno < (int)PAGE_SIZE) {

                 // EOF
                 len = MIN(len, buf_off + errno);
             }
                 // EOF
                 len = MIN(len, buf_off + errno);
             }


@@ -182,7 +181,7 @@ pcache_read(struct v_inode* inode, void* data, u32_t len, u32_t fpos)
             if (errno < 0) {
                 break;
             }
             if (errno < 0) {
                 break;
             }

-            if (errno < PG_SIZE) {
+            if (errno < (int)PAGE_SIZE) {

                 // EOF
                 len = MIN(len, buf_off + errno);
             }
                 // EOF
                 len = MIN(len, buf_off + errno);
             }