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lib: utils: Allow PLIC functions to be used for multiple PLICs

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We extend all PLIC functions to have a "struct plic_data *"
parameter pointing to PLIC details. This allows platforms to
use these functions for multiple PLIC instances.

Signed-off-by: Anup Patel <anup.patel@wdc.com>
Reviewed-by: Atish Patra <atish.patra@wdc.com>
This commit is contained in:
Anup Patel
2020-05-12 12:57:52 +05:30
committed by Anup Patel
parent 73d6ef3b29
commit 446a9c6d1e
12 changed files with 127 additions and 82 deletions
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6
lib/utils/irqchip/fdt_irqchip_plic.c
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@@ -15,13 +15,14 @@
#include <sbi_utils/irqchip/fdt_irqchip.h>
#include <sbi_utils/irqchip/plic.h>
static struct plic_data plic;
static int plic_hartid2context[SBI_HARTMASK_MAX_BITS][2];
static int irqchip_plic_warm_init(void)
{
u32 hartid = current_hartid();
return plic_warm_irqchip_init(plic_hartid2context[hartid][0],
return plic_warm_irqchip_init(&plic, plic_hartid2context[hartid][0],
plic_hartid2context[hartid][1]);
}
@@ -77,13 +78,12 @@ static int irqchip_plic_cold_init(void *fdt, int nodeoff,
const struct fdt_match *match)
{
int rc;
struct platform_plic_data plic;
rc = fdt_parse_plic_node(fdt, nodeoff, &plic);
if (rc)
return rc;
rc = plic_cold_irqchip_init(plic.addr, plic.num_src);
rc = plic_cold_irqchip_init(&plic);
if (rc)
return rc;