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lib: utils/reset: Hang the hart after RPMI system reset message

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RPMI system reset is a posted message which
does not wait for acknowledgement after sending
the RPMI message to PuC. Call the sbi_hart_hang()
to hang the hart after performing the system reset
via RPMI message.

Fixes: 6a26726e08 ("lib/utils: reset: Add RPMI System Reset driver")
Reported-by: Anup Patel <apatel@ventanamicro.com>
Signed-off-by: Rahul Pathak <rpathak@ventanamicro.com>
Link: https://lore.kernel.org/r/20250903144323.251270-1-rpathak@ventanamicro.com
Signed-off-by: Anup Patel <anup@brainfault.org>
This commit is contained in:
Rahul Pathak
2025-09-03 20:13:23 +05:30
committed by Anup Patel
parent 153cdeea53
commit 17b8d1900d
1 changed files with 3 additions and 0 deletions
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3
lib/utils/reset/fdt_reset_rpmi.c
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@@ -7,6 +7,7 @@
* Rahul Pathak <rpathak@ventanamicro.com> * Rahul Pathak <rpathak@ventanamicro.com>
*/ */
#include <sbi/sbi_hart.h>
#include <sbi/sbi_error.h> #include <sbi/sbi_error.h>
#include <sbi/sbi_system.h> #include <sbi/sbi_system.h>
#include <sbi/sbi_console.h> #include <sbi/sbi_console.h>
@@ -56,6 +57,8 @@ static void rpmi_do_system_reset(u32 reset_type)
if (ret) if (ret)
sbi_printf("system reset failed [type: %d]: ret: %d\n", sbi_printf("system reset failed [type: %d]: ret: %d\n",
reset_type, ret); reset_type, ret);
sbi_hart_hang();
} }
/** /**