gh0s7/mckernel
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

mcctrl: support remote CPU MSR read/write operations

Browse Source
This commit is contained in:
Balazs Gerofi
2017-05-01 20:24:17 +09:00
parent 2d19ed9391
commit 9992fe0d72
7 changed files with 244 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

11
kernel/host.c
View File

@ -644,6 +644,17 @@ static int syscall_packet_handler(struct ihk_ikc_channel_desc *c,
ret = 0;
break;
case SCD_MSG_CPU_RW_REG:
pckt.msg = SCD_MSG_CPU_RW_REG_RESP;
memcpy(&pckt.desc, &packet->desc,
sizeof(struct mcctrl_os_cpu_register));
pckt.resp = packet->resp;
pckt.err = arch_cpu_read_write_register(&pckt.desc, pckt.op);
ihk_ikc_send(resp_channel, &pckt, 0);
break;
default:
kprintf("syscall_pakcet_handler:unknown message "
"(%d.%d.%d.%d.%d.%#lx)\n",