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lib: utils/irqchip: plic: Provide a hartindex to context map

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This removes platform-specific arguments to plic_warm_irqchip_init(),
which makes the driver independent from the platform after cold init,
and allows for further refactoring.

Signed-off-by: Samuel Holland <samuel.holland@sifive.com>
Reviewed-by: Anup Patel <anup@brainfault.org>
This commit is contained in:
Samuel Holland
2024-11-04 20:10:04 -08:00
committed by Anup Patel
parent c26e3fd2ed
commit 69448a0790
8 changed files with 62 additions and 65 deletions
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14
lib/utils/irqchip/plic.c
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@@ -102,9 +102,11 @@ void plic_delegate(const struct plic_data *plic)
writel_relaxed(BIT(0), (char *)plic->addr + THEAD_PLIC_CTRL_REG);
}
void plic_context_save(const struct plic_data *plic, int context_id,
void plic_context_save(const struct plic_data *plic, bool smode,
u32 *enable, u32 *threshold, u32 num)
{
u32 hartindex = current_hartindex();
s16 context_id = plic->context_map[hartindex][smode];
u32 ie_words = plic->num_src / 32 + 1;
if (num > ie_words)
@@ -116,9 +118,11 @@ void plic_context_save(const struct plic_data *plic, int context_id,
*threshold = plic_get_thresh(plic, context_id);
}
void plic_context_restore(const struct plic_data *plic, int context_id,
void plic_context_restore(const struct plic_data *plic, bool smode,
const u32 *enable, u32 threshold, u32 num)
{
u32 hartindex = current_hartindex();
s16 context_id = plic->context_map[hartindex][smode];
u32 ie_words = plic->num_src / 32 + 1;
if (num > ie_words)
@@ -149,9 +153,11 @@ static int plic_context_init(const struct plic_data *plic, int context_id,
return 0;
}
int plic_warm_irqchip_init(const struct plic_data *plic,
int m_cntx_id, int s_cntx_id)
int plic_warm_irqchip_init(const struct plic_data *plic)
{
u32 hartindex = current_hartindex();
s16 m_cntx_id = plic->context_map[hartindex][PLIC_M_CONTEXT];
s16 s_cntx_id = plic->context_map[hartindex][PLIC_S_CONTEXT];
bool enable;
int ret;