michaelh/zephyr
1
0
Fork 0
Code Releases Activity

arch: x86: core: reboot_rst_cnt: Enable support for warm reboot

Browse source 
Enable support for warm reboot for x86 arch as per the Reset Control
Register description.

Signed-off-by: Anisetti Avinash Krishna <anisetti.avinash.krishna@intel.com>
This commit is contained in:
Anisetti Avinash Krishna 2024-09-13 12:23:13 +05:30 • committed by Benjamin Cabé
commit 9353abf162
1 changed files with 10 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

10
arch/x86/core/reboot_rst_cnt.c
View file

@ -27,12 +27,22 @@ static inline void cold_reboot(void)
sys_out8(reset_value, X86_RST_CNT_REG);
}
static inline void warm_reboot(void)
{
uint8_t reset_value = X86_RST_CNT_CPU_RST | X86_RST_CNT_SYS_RST;
sys_out8(reset_value, X86_RST_CNT_REG);
}
void __weak sys_arch_reboot(int type)
{
switch (type) {
case SYS_REBOOT_COLD:
cold_reboot();
break;
case SYS_REBOOT_WARM:
warm_reboot();
break;
default:
/* do nothing */
break;