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hw/riscv: sifive_u: Use the PLIC config helper function

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Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Tested-by: Bin Meng <bmeng.cn@gmail.com>
Message-id: 20211022060133.3045020-3-alistair.francis@opensource.wdc.com
This commit is contained in:
Alistair Francis 2021-10-22 16:01:31 +10:00
parent bf357e1d72
commit 4e8fb53c0b
2 changed files with 1 additions and 14 deletions
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14
hw/riscv/sifive_u.c
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@ -811,7 +811,6 @@ static void sifive_u_soc_realize(DeviceState *dev, Error **errp)
MemoryRegion *mask_rom = g_new(MemoryRegion, 1);
MemoryRegion *l2lim_mem = g_new(MemoryRegion, 1);
char *plic_hart_config;
size_t plic_hart_config_len;
int i, j;
NICInfo *nd = &nd_table[0];
@ -852,18 +851,7 @@ static void sifive_u_soc_realize(DeviceState *dev, Error **errp)
l2lim_mem);
/* create PLIC hart topology configuration string */
plic_hart_config_len = (strlen(SIFIVE_U_PLIC_HART_CONFIG) + 1) *
ms->smp.cpus;
plic_hart_config = g_malloc0(plic_hart_config_len);
for (i = 0; i < ms->smp.cpus; i++) {
if (i != 0) {
strncat(plic_hart_config, "," SIFIVE_U_PLIC_HART_CONFIG,
plic_hart_config_len);
} else {
strncat(plic_hart_config, "M", plic_hart_config_len);
}
plic_hart_config_len -= (strlen(SIFIVE_U_PLIC_HART_CONFIG) + 1);
}
plic_hart_config = riscv_plic_hart_config_string(ms->smp.cpus);
/* MMIO */
s->plic = sifive_plic_create(memmap[SIFIVE_U_DEV_PLIC].base,

1
include/hw/riscv/sifive_u.h
View File

@ -156,7 +156,6 @@ enum {
#define SIFIVE_U_MANAGEMENT_CPU_COUNT 1
#define SIFIVE_U_COMPUTE_CPU_COUNT 4
#define SIFIVE_U_PLIC_HART_CONFIG "MS"
#define SIFIVE_U_PLIC_NUM_SOURCES 54
#define SIFIVE_U_PLIC_NUM_PRIORITIES 7
#define SIFIVE_U_PLIC_PRIORITY_BASE 0x04