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

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

View File

@@ -17,6 +17,11 @@
#include <sbi_utils/sys/clint.h>
#include "platform.h"
static struct plic_data plic = {
.addr = K210_PLIC_BASE_ADDR,
.num_src = K210_PLIC_NUM_SOURCES,
};
static u32 k210_get_clk_freq(void)
{
u32 clksel0, pll0;
@@ -58,13 +63,12 @@ static int k210_irqchip_init(bool cold_boot)
u32 hartid = current_hartid();
if (cold_boot) {
rc = plic_cold_irqchip_init(K210_PLIC_BASE_ADDR,
K210_PLIC_NUM_SOURCES);
rc = plic_cold_irqchip_init(&plic);
if (rc)
return rc;
}
return plic_warm_irqchip_init(hartid * 2, hartid * 2 + 1);
return plic_warm_irqchip_init(&plic, hartid * 2, hartid * 2 + 1);
}
static int k210_ipi_init(bool cold_boot)