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target/riscv: Make csr_ops[CSR_TABLE_SIZE] external 

In preparation to generate the CSR register list for GDB stub
dynamically, change csr_ops[] to non-static so that it can be
referenced externally.

Signed-off-by: Bin Meng <bin.meng@windriver.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Message-id: 1610427124-49887-2-git-send-email-bmeng.cn@gmail.com
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
This commit is contained in:
Bin Meng 2021-01-12 12:52:01 +08:00 committed by Alistair Francis
parent 29b5fe0dcd
commit 56118ee88d
2 changed files with 9 additions and 9 deletions
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8
target/riscv/cpu.h
View File

@ -478,6 +478,14 @@ typedef struct {
riscv_csr_op_fn op;
} riscv_csr_operations;
/* CSR function table constants */
enum {
CSR_TABLE_SIZE = 0x1000
};
/* CSR function table */
extern riscv_csr_operations csr_ops[];
void riscv_get_csr_ops(int csrno, riscv_csr_operations *ops);
void riscv_set_csr_ops(int csrno, riscv_csr_operations *ops);

10
target/riscv/csr.c
View File

@ -23,14 +23,6 @@
#include "qemu/main-loop.h"
#include "exec/exec-all.h"
/* CSR function table */
static riscv_csr_operations csr_ops[];
/* CSR function table constants */
enum {
CSR_TABLE_SIZE = 0x1000
};
/* CSR function table public API */
void riscv_get_csr_ops(int csrno, riscv_csr_operations *ops)
{
@ -1378,7 +1370,7 @@ int riscv_csrrw_debug(CPURISCVState *env, int csrno, target_ulong *ret_value,
}
/* Control and Status Register function table */
static riscv_csr_operations csr_ops[CSR_TABLE_SIZE] = {
riscv_csr_operations csr_ops[CSR_TABLE_SIZE] = {
/* User Floating-Point CSRs */
[CSR_FFLAGS] = { fs, read_fflags, write_fflags },
[CSR_FRM] = { fs, read_frm, write_frm },