DragonOS-Community/DragonOS
4
1
Fork 0
mirror of https://github.com/DragonOS-Community/DragonOS.git synced 2025-06-20 14:16:33 +00:00
Code Issues Releases Wiki Activity

🆕 能成功遍历pci总线下的设备

Browse Source
This commit is contained in:
fslongjin
2022-03-22 18:02:37 +08:00
parent db3749ece4
commit 08fa7b5358
6 changed files with 94 additions and 84 deletions
Download Patch File Download Diff File Expand all files Collapse all files

8
kernel/driver/disk/ata.c
View File

@ -23,20 +23,12 @@ void ata_disk_handler(ul irq_num, ul param, struct pt_regs *regs)
unsigned char buf[64];
int js=0;
//printk("%d", info.Serial_Number);
printk("sizeof short=%d\n", sizeof(ushort));
for(int i = 0;i<10;i++)
{
printk("[%d] %d \n",js, ((info.Serial_Number[i])));
printk("[%d] %d shift 8\n",js, ((info.Serial_Number[i]) >> 8));
printk("[%d] %d and 0xff\n",js, ((info.Serial_Number[i]) >> 8)&0xff);
buf[js++]=((info.Serial_Number[i]) >> 8) & 0xff;
buf[js++]=(info.Serial_Number[i] & 0xff);
}
buf[js] = '\0';
printk("xxx");
printk("buf[0]=%d", buf[0]);
printk("buf[0]=%c", buf[0]);
printk("%s", buf);
printk("\n");