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lib: Extend sbi_hart_switch_mode() to support hypervisor extension

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This patch extends sbi_hart_switch_mode() to support entering
VS/VU modes when hypervisor extension is available.

Signed-off-by: Anup Patel <anup.patel@wdc.com>
This commit is contained in:
Anup Patel
2019-04-05 14:08:57 +05:30
committed by Anup Patel
parent 0089897d41
commit 1a5614e971
4 changed files with 44 additions and 5 deletions
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5
lib/sbi/sbi_init.c
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@@ -102,7 +102,7 @@ static void __noreturn init_coldboot(struct sbi_scratch *scratch, u32 hartid)
sbi_hart_wake_coldboot_harts(scratch, hartid);
sbi_hart_mark_available(hartid);
sbi_hart_switch_mode(hartid, scratch->next_arg1, scratch->next_addr,
scratch->next_mode);
scratch->next_mode, FALSE);
}
static void __noreturn init_warmboot(struct sbi_scratch *scratch, u32 hartid)
@@ -147,7 +147,8 @@ static void __noreturn init_warmboot(struct sbi_scratch *scratch, u32 hartid)
sbi_hart_hang();
else
sbi_hart_switch_mode(hartid, scratch->next_arg1,
scratch->next_addr, scratch->next_mode);
scratch->next_addr,
scratch->next_mode, FALSE);
}
static atomic_t coldboot_lottery = ATOMIC_INITIALIZER(0);