Merge branch 'master' into sata-ahci-dev

[lunaix-os.git] / lunaix-os / hal / ahci / utils.c

diff --git a/lunaix-os/hal/ahci/utils.c b/lunaix-os/hal/ahci/utils.c
index 279cd50ee0e900d26dd7ef7b9c845e24b9608403..3b1fbcb5f27fb83fa7d5106cedb7d5f9db36c80e 100644 (file)
--- a/lunaix-os/hal/ahci/utils.c
+++ b/lunaix-os/hal/ahci/utils.c
@@ -1,31 +1,44 @@
+#include <hal/ahci/hba.h>
 #include <hal/ahci/utils.h>
 #include <klibc/string.h>
 
-#define IDDEV_MAXLBA_OFFSET 60
-#define IDDEV_LSECSIZE_OFFSET 117
-#define IDDEV_WWN_OFFSET 108
-#define IDDEV_SERIALNUM_OFFSET 10
-#define IDDEV_MODELNUM_OFFSET 27
+#define IDDEV_OFFMAXLBA 60
+#define IDDEV_OFFMAXLBA_EXT 230
+#define IDDEV_OFFLSECSIZE 117
+#define IDDEV_OFFWWN 108
+#define IDDEV_OFFSERIALNUM 10
+#define IDDEV_OFFMODELNUM 27
+#define IDDEV_OFFADDSUPPORT 69
 
 void
-ahci_parse_dev_info(struct ahci_device_info* dev_info, uint16_t* data)
+ahci_parse_dev_info(struct hba_device* dev_info, uint16_t* data)
 {
-    dev_info->max_lba = *((uint32_t*)(data + IDDEV_MAXLBA_OFFSET));
-    dev_info->sector_size = *((uint32_t*)(data + IDDEV_LSECSIZE_OFFSET));
-    memcpy(&dev_info->wwn, (uint8_t*)(data + IDDEV_WWN_OFFSET), 8);
-    if (!dev_info->sector_size) {
-        dev_info->sector_size = 512;
+    dev_info->max_lba = *((uint32_t*)(data + IDDEV_OFFMAXLBA));
+    dev_info->block_size = *((uint32_t*)(data + IDDEV_OFFLSECSIZE));
+    dev_info->cbd_size = (*data & 0x3) ? 16 : 12;
+    dev_info->wwn = *(uint64_t*)(data + IDDEV_OFFWWN);
+
+    if (!dev_info->block_size) {
+        dev_info->block_size = 512;
+    }
+
+    if ((*(data + IDDEV_OFFADDSUPPORT) & 0x8)) {
+        dev_info->max_lba = *((uint64_t*)(data + IDDEV_OFFMAXLBA_EXT));
+        dev_info->flags |= HBA_DEV_FEXTLBA;
     }
-    ahci_parsestr(&dev_info->serial_num, data + IDDEV_SERIALNUM_OFFSET, 10);
-    ahci_parsestr(&dev_info->model, data + IDDEV_MODELNUM_OFFSET, 20);
+
+    ahci_parsestr(&dev_info->serial_num, data + IDDEV_OFFSERIALNUM, 10);
+    ahci_parsestr(&dev_info->model, data + IDDEV_OFFMODELNUM, 20);
 }
 
 void
 ahci_parsestr(char* str, uint16_t* reg_start, int size_word)
 {
-    for (int i = 0, j = 0; i < size_word; i++, j += 2) {
+    int j = 0;
+    for (int i = 0; i < size_word; i++, j += 2) {
         uint16_t reg = *(reg_start + i);
         str[j] = (char)(reg >> 8);
         str[j + 1] = (char)(reg & 0xff);
     }
+    str[j - 1] = '\0';
 }
\ No newline at end of file