haraldwolff/qemu-patch-raspberry4
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RISC-V: Implement cpu_do_transaction_failed

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This converts our port over from cpu_do_unassigned_access to
cpu_do_transaction_failed, as cpu_do_unassigned_access has been
deprecated.

Signed-off-by: Palmer Dabbelt <palmer@sifive.com>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Signed-off-by: Palmer Dabbelt <palmer@sifive.com>
This commit is contained in:
Palmer Dabbelt 2019-10-08 13:51:52 -07:00
parent aacb578fad
commit 37207e1224
No known key found for this signature in database
GPG key ID: EF4CA1502CCBAB41
3 changed files with 13 additions and 7 deletions
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2
target/riscv/cpu.c
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@ -484,7 +484,7 @@ static void riscv_cpu_class_init(ObjectClass *c, void *data)
cc->gdb_stop_before_watchpoint = true;
cc->disas_set_info = riscv_cpu_disas_set_info;
#ifndef CONFIG_USER_ONLY
cc->do_unassigned_access = riscv_cpu_unassigned_access;
cc->do_transaction_failed = riscv_cpu_do_transaction_failed;
cc->do_unaligned_access = riscv_cpu_do_unaligned_access;
cc->get_phys_page_debug = riscv_cpu_get_phys_page_debug;
#endif

7
target/riscv/cpu.h
View file

@ -264,8 +264,11 @@ void riscv_cpu_do_unaligned_access(CPUState *cs, vaddr addr,
bool riscv_cpu_tlb_fill(CPUState *cs, vaddr address, int size,
MMUAccessType access_type, int mmu_idx,
bool probe, uintptr_t retaddr);
void riscv_cpu_unassigned_access(CPUState *cpu, hwaddr addr, bool is_write,
bool is_exec, int unused, unsigned size);
void riscv_cpu_do_transaction_failed(CPUState *cs, hwaddr physaddr,
vaddr addr, unsigned size,
MMUAccessType access_type,
int mmu_idx, MemTxAttrs attrs,
MemTxResult response, uintptr_t retaddr);
char *riscv_isa_string(RISCVCPU *cpu);
void riscv_cpu_list(void);

11
target/riscv/cpu_helper.c
View file

@ -408,20 +408,23 @@ hwaddr riscv_cpu_get_phys_page_debug(CPUState *cs, vaddr addr)
return phys_addr;
}
void riscv_cpu_unassigned_access(CPUState *cs, hwaddr addr, bool is_write,
bool is_exec, int unused, unsigned size)
void riscv_cpu_do_transaction_failed(CPUState *cs, hwaddr physaddr,
vaddr addr, unsigned size,
MMUAccessType access_type,
int mmu_idx, MemTxAttrs attrs,
MemTxResult response, uintptr_t retaddr)
{
RISCVCPU *cpu = RISCV_CPU(cs);
CPURISCVState *env = &cpu->env;
if (is_write) {
if (access_type == MMU_DATA_STORE) {
cs->exception_index = RISCV_EXCP_STORE_AMO_ACCESS_FAULT;
} else {
cs->exception_index = RISCV_EXCP_LOAD_ACCESS_FAULT;
}
env->badaddr = addr;
riscv_raise_exception(&cpu->env, cs->exception_index, GETPC());
riscv_raise_exception(&cpu->env, cs->exception_index, retaddr);
}
void riscv_cpu_do_unaligned_access(CPUState *cs, vaddr addr,