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target/riscv: cpu: Implement get_arch_id callback 

Implement the callback for getting the architecture-dependent CPU ID ie
mhartid.

Signed-off-by: Mayuresh Chitale <mchitale@ventanamicro.com>
Signed-off-by: Anup Patel <apatel@ventanamicro.com>
Reviewed-by: Daniel Henrique Barboza <dbarboza@ventanamicro.com>
Message-ID: <20230303065055.915652-2-mchitale@ventanamicro.com>
Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>
This commit is contained in:
Mayuresh Chitale 2023-03-03 12:20:54 +05:30 committed by Palmer Dabbelt
parent 270629024d
commit f1bd6f8ef6
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1 changed files with 8 additions and 0 deletions
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8
target/riscv/cpu.c
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@ -1301,6 +1301,13 @@ static const char *riscv_gdb_get_dynamic_xml(CPUState *cs, const char *xmlname)
}
#ifndef CONFIG_USER_ONLY
static int64_t riscv_get_arch_id(CPUState *cs)
{
RISCVCPU *cpu = RISCV_CPU(cs);
return cpu->env.mhartid;
}
#include "hw/core/sysemu-cpu-ops.h"
static const struct SysemuCPUOps riscv_sysemu_ops = {
@ -1355,6 +1362,7 @@ static void riscv_cpu_class_init(ObjectClass *c, void *data)
cc->disas_set_info = riscv_cpu_disas_set_info;
#ifndef CONFIG_USER_ONLY
cc->sysemu_ops = &riscv_sysemu_ops;
cc->get_arch_id = riscv_get_arch_id;
#endif
cc->gdb_arch_name = riscv_gdb_arch_name;
cc->gdb_get_dynamic_xml = riscv_gdb_get_dynamic_xml;